CN201674241U - Full online storage battery equipment system - Google Patents

Full online storage battery equipment system Download PDF

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Publication number
CN201674241U
CN201674241U CN2010201759149U CN201020175914U CN201674241U CN 201674241 U CN201674241 U CN 201674241U CN 2010201759149 U CN2010201759149 U CN 2010201759149U CN 201020175914 U CN201020175914 U CN 201020175914U CN 201674241 U CN201674241 U CN 201674241U
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China
Prior art keywords
power supply
batteries
online
current
discharge
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CN2010201759149U
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Chinese (zh)
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石卫涛
林明星
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FUZHOU FUGUANG ELECTRONICS Co Ltd
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FUZHOU FUGUANG ELECTRONICS Co Ltd
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Abstract

The utility model provides a full online storage battery equipment system which comprises at least a to-be-measured storage battery, a full online storage battery discharge test device connected at two ends of the to-be-measured storage battery and a communication device connected at two ends of the full online storage battery discharge test device. The full online storage battery discharge test device comprises a full online storage battery discharge test device, a full online storage battery charge test device, a distributive full online storage battery discharge test device and a distributive full online storage battery charge test device and can be realized in a plurality of manners. The full online storage battery equipment system is used for achieving the function that an online storage battery carries out safe and energy-saving load discharge to the communication device and assisting constant-current discharge load to intelligently control and adjust discharge load current and has the functions of intelligence, convenient operation, safety and energy saving.

Description

Complete online batteries device systems
[technical field]
The utility model relates to power-source maintenance equipment in the communication network, particularly relates to a kind of complete online comprehensive batteries device systems.
[background technology]
The communications industry has wireless base station power supply backup battery maintenance management now, because of the many scales of wireless base station quantity big, maintenance work labour intensity height, the cost height, have a big risk, the maintenance work task is heavy, and the problem that wastes energy, cause the maintenance work of most battery capacity discharge test to fail to implement completely, cause the actual capacity of radio communication base station backup battery group is not understood, emergency guarantee power supply duration is unclear, often interrupt to carry out the emergency power generation dispatching management effectively because of civil power, often cause the generation of wireless base station communication disruption accident, storage battery is scrapped in advance, and these problems are perplexing whole communications industry power-source maintenance management work person and concrete maintenance staff always.
For realizing the complete online unattended intelligent monitoring management of radio communication base station power supply backup battery group, automatically finish the volume test of online accumulator cell charging and discharging by remote monitoring, in time control the data of all online battery capacities of existing network and guarantee power supply duration, reduce attendant's labour intensity, reduce the maintenance cost spending, improve network running quality and whole maintenance work efficient, promote the integrated maintenance managerial skills of network security operation, take scientific and effective maintenance management technology, prolong batteries useful life, realize that the online batteries charge/discharge capacity of the whole network detects and the automatic maintenance management of system automatically.
[utility model content]
Major technology problem to be solved in the utility model, be to provide a kind of complete online batteries device systems, realize online batteries to the discharge of communication equipment load energy-saving safe with assist constant-current discharge load Based Intelligent Control to regulate the function of discharge load electric current, it has the function of intelligence, easy and simple to handle and energy-saving safe.
The utility model can adopt following technical scheme to realize: a kind of complete online batteries device systems, comprise a tested batteries, one is connected the discharging test device for full online storage battery at these tested batteries two ends, and the communication equipment that is connected these discharging test device for full online storage battery two ends, described discharging test device for full online storage battery further comprises: a DC-DC host work power supply, one control unit, a safety protective circuit connected with each other, one automatic current limiting charging and equipotential attachment security control circuit, and the constant-current discharge load intelligence control circuit and the discharge load circuit that are connected in series mutually; Described control unit further comprises a MCU unit and a current/voltage data acquisition that all is connected with this MCU unit and conversion control circuit, batteries monomer voltage checkout equipment, data storage, telecommunication circuit again, LCD shows and the keyboard input; The two ends of described safety protective circuit are connected in series between the DC distributor of communication storage battery group and power supply system for communications equipment, are connected in parallel in the two ends of automatic current limiting charging and equipotential attachment security control circuit simultaneously; The output of DC-DC host work power supply is connected with described constant-current discharge load intelligence control circuit, described control unit in the described equipment; Described MCU unit also is connected with described constant-current discharge load intelligence control circuit, automatic current limiting charging and equipotential attachment security control circuit respectively; The input of tested batteries constant-current discharge load in parallel intelligence control circuit, DC-DC host work power supply provides main frame operate as normal power supply.
Described discharging test device for full online storage battery also comprises one second safety protective circuit and a positive-negative polarity change over switch; The input of described positive-negative polarity change over switch is connected to described safety protective circuit, automatic current limiting charging and equipotential attachment security control circuit, exports and connect described second safety protective circuit.
Described discharging test device for full online storage battery also comprises a DC-DC converter; this DC-DC converter is respectively with safety protective circuit, an automatic current limiting charging and equipotential attachment security control circuit and connect; and this DC-DC converter is connected with described control unit, and is connected with described MCU unit.
Described discharging test device for full online storage battery also comprises a batteries on-line testing diverter switch and a batteries on-line testing conversion control circuit; After the corresponding input parallel connection of the input of described batteries on-line testing diverter switch and described second safety protective circuit, be connected in online batteries; And this a batteries on-line testing diverter switch wherein output is connected with the output of second safety protective circuit, another output respectively with and safety protective circuit, automatic current limiting charging and the equipotential attachment security control circuit, DC-DC converter one end that connect be connected, and be connected with an end of constant-current discharge load intelligence control circuit; Described batteries on-line testing diverter switch also is connected with one of input two ends of DC-DC host work power supply end and described MCU unit respectively; Described batteries on-line testing conversion control circuit is connected with output, described batteries on-line testing diverter switch and the described MCU unit of DC-DC host work power supply in the described equipment respectively.
Described discharging test device for full online storage battery also comprises the forward and reverse polarity work of power supply protective circuit, and the output of the forward and reverse polarity work of this power supply protective circuit is connected with DC-DC host work power supply with described constant-current discharge load intelligence control circuit respectively.
Described DC-DC host work power supply, described DC-DC converter, described constant-current discharge load intelligence control circuit all have the characteristics of forward and reverse polarity power work.
Described discharging test device for full online storage battery also comprises an AC/DC Switching Power Supply and a current detection circuit; The input and output of described AC/DC Switching Power Supply connect described DC-DC host work power supply and civil power respectively; Described current detection circuit is coupled in this equipment and monitors an input that discharges and recharges working power of described tested batteries.
Described discharging test device for full online storage battery also comprises an AC/DC Switching Power Supply and a current detection circuit; The input and output of described AC/DC Switching Power Supply connect described DC-DC host work power supply and civil power respectively; Described current detection circuit is coupled in this equipment and monitors an input that discharges and recharges working power of described tested batteries.
Advantage of the present utility model is: realize the complete online unattended intelligent monitoring management of radio communication base station power supply backup battery group, automatically finish the volume test of online accumulator cell charging and discharging by remote monitoring, in time control the data of all online battery capacities of existing network and guarantee power supply duration, reduce attendant's labour intensity, reduce the maintenance cost spending, improve network running quality and whole maintenance work efficient, promote the integrated maintenance managerial skills of network security operation, take scientific and effective maintenance management technology, prolong batteries useful life, realize that the online batteries charge/discharge capacity of the whole network detects and the automatic maintenance management of system automatically.
[description of drawings]
In conjunction with the embodiments the utility model is further described with reference to the accompanying drawings.
Fig. 1 is the theory structure block diagram of the embodiment one of the discharging test device for full online storage battery that uses of the utility model.
Fig. 2 is the theory structure block diagram of the embodiment two of the discharging test device for full online storage battery that uses of the utility model.
Fig. 3 is the theory structure block diagram of the embodiment three of the discharging test device for full online storage battery that uses of the utility model.
Fig. 4 is the complete online batteries device systems seamless link operation chart of embodiment one to three, and wherein the power supply system for communications is-direct current cabinet of 48V.
Fig. 5 is the connection diagram of the complete online batteries device systems of embodiment one to three, and wherein the power supply system for communications is-direct current cabinet of 48V.
Fig. 6 is the complete online batteries device systems seamless link operation chart of embodiment two to three, and wherein the power supply system for communications is+direct current cabinet of 24V.
Fig. 7 is the connection diagram of the complete online batteries device systems of embodiment two to three, and wherein the power supply system for communications is+direct current cabinet of 24V.
Fig. 8 is the theory structure block diagram under the online discharge condition of embodiment one complete online batteries device systems, wherein omits the control unit part, and the power supply system for communications is-direct current cabinet of 48V.
Fig. 9 is the theory structure block diagram under the online charged state of embodiment one complete online batteries device systems, wherein omits the control unit part, and the power supply system for communications is-direct current cabinet of 48V.
Figure 10 is the theory structure block diagram under the online discharge condition of embodiment three complete online batteries device systems, wherein omits the control unit part, and the power supply system for communications is-direct current cabinet of 48V.
Figure 11 is the theory structure block diagram under the online charged state of embodiment three complete online batteries device systems, wherein omits the control unit part, and the power supply system for communications is-direct current cabinet of 48V.
Figure 12 is the theory structure block diagram of the embodiment four of the discharging test device for full online storage battery that uses of the utility model.
Figure 13 is the theory structure block diagram under the online discharge condition of embodiment four complete online batteries device systems, wherein omits the control unit part, and the power supply system for communications is-direct current cabinet of 48V.
Figure 14 is the theory structure block diagram under the online charged state of embodiment four complete online batteries device systems, wherein omits the control unit part, and the power supply system for communications is-direct current cabinet of 48V.
Figure 15 is the theory structure block diagram of the embodiment five of the discharging test device for full online storage battery that uses of the utility model.
Figure 16 is the theory structure block diagram under the online discharge condition of embodiment five complete online batteries device systems, wherein omits the control unit part, and the power supply system for communications is-direct current cabinet of 48V.
Figure 17 is the theory structure block diagram under the online charged state of embodiment five complete online batteries device systems, wherein omits the control unit part, and the power supply system for communications is-direct current cabinet of 48V.
Figure 18 is the theory structure block diagram of the embodiment six of the discharging test device for full online storage battery that uses of the utility model.
Figure 19 is the theory structure block diagram of the embodiment seven of the discharging test device for full online storage battery that uses of the utility model.
Figure 20 is the theory structure sketch under the online discharge condition of complete online batteries device systems of embodiment six, wherein omits the control unit part, and the power supply system for communications is-direct current cabinet of 48V.
Figure 21 is the theory structure block diagram under the online charged state of complete online batteries device systems of embodiment six, wherein omits the control unit part, and the power supply system for communications is-direct current cabinet of 48V.
Figure 22 is the theory structure block diagram of the embodiment eight of the employed discharge test device for distributed full online storage battery pack of the utility model.
Figure 23 is the theory structure block diagram of the embodiment nine of the employed discharge test device for distributed full online storage battery pack of the utility model.
Figure 24 is embodiment eight and embodiment nine and-48V power supply system for communications seamless link operation chart.
Figure 25 is embodiment eight and embodiment nine and-48V power supply system for communications equipment wiring schematic diagram.
Figure 26 is embodiment eight and embodiment nine and+24V power supply system for communications equipment wiring schematic diagram.
Figure 27 is the theory structure sketch under the online discharge condition of complete online batteries device systems of embodiment eight, wherein omits the control unit part, and the power supply system for communications is-direct current cabinet of 48V.
Figure 28 is the theory structure sketch under the online charged state of complete online batteries device systems of embodiment eight, wherein omits the control unit part, and the power supply system for communications is-direct current cabinet of 48V.
Figure 29 is the theory structure sketch under the online discharge condition of complete online batteries device systems of embodiment nine, wherein omits the control unit part, and the power supply system for communications is-direct current cabinet of 48V.
Figure 30 is the theory structure sketch under the online charged state of complete online batteries device systems of embodiment nine, wherein omits the control unit part, and the power supply system for communications is-direct current cabinet of 48V.
Figure 31 is the theory structure block diagram of the embodiment ten of the employed charge/discharge test device for distributed full online storage battery pack of the utility model.
Figure 32 is the theory structure block diagram of the embodiment 11 of the employed charge/discharge test device for distributed full online storage battery pack of the utility model.
Figure 33 is embodiment ten and embodiment 11 and-48V power supply system for communications equipment wiring schematic diagram.
Figure 34 is embodiment ten and embodiment 11 and+24V power supply system for communications equipment wiring schematic diagram.
Figure 35 is the theory structure sketch under the online discharge condition of complete online batteries device systems of embodiment ten, wherein omits the control unit part, and the power supply system for communications is-direct current cabinet of 48V.
Figure 36 is the theory structure sketch under the online charged state of complete online batteries device systems of embodiment ten, wherein omits the control unit part, and the power supply system for communications is-direct current cabinet of 48V.
Figure 37 is the theory structure sketch under the online discharge condition of complete online batteries device systems of embodiment 11, wherein omits the control unit part, and the power supply system for communications is-direct current cabinet of 48V.
Figure 38 is the theory structure sketch under the online charged state of complete online batteries device systems of embodiment 11, wherein omits the control unit part, and the power supply system for communications is-direct current cabinet of 48V.
[embodiment]
Complete online batteries device systems of the present utility model comprises that a tested batteries, is connected the discharging test device for full online storage battery at these tested batteries two ends and the communication equipment that is connected these discharging test device for full online storage battery two ends, described discharging test device for full online storage battery has multiple implementation, now for following 13 embodiment, and its operation principle is described.
Embodiment one
See also shown in Figure 1; the discharging test device for full online storage battery of present embodiment comprises: a DC-DC host work power supply 1, one control unit 2, a safety protective circuit 3, an automatic current limiting charging and equipotential attachment security control circuit 4 and each circuit module such as a constant-current discharge load intelligence control circuit 5 and a discharge load circuit 6.Described control unit 2 further comprises a MCU unit 21 and a current/voltage data acquisition that all is connected with this MCU unit 21 and conversion control circuit 22, batteries monomer voltage checkout equipment 23, data storage 24, telecommunication circuit 25 again, LCD shows and keyboard input 26.
Described safety protective circuit 3, automatic current limiting charging and equipotential attachment security control circuit 4 connected with each other, described constant-current discharge load intelligence control circuits 5 and discharge load circuit 6 are connected in series mutually.
The two ends of described safety protective circuit 3 are connected in series between the DC distributor (seeing Fig. 4 to Fig. 7) of communication storage battery group (seeing Fig. 4 to Fig. 7) and power supply system for communications equipment, are connected in parallel in the two ends of automatic current limiting charging and equipotential attachment security control circuit 4 simultaneously.
The output of DC-DC host work power supply 1 is connected with described constant-current discharge load intelligence control circuit 5, described control unit 2 in the described equipment; MCU unit 21 also is connected with described constant-current discharge load intelligence control circuit 5, automatic current limiting charging and equipotential attachment security control circuit 4 respectively.
The input of tested batteries constant-current discharge load in parallel intelligence control circuit 4, DC-DC host work power supply 1 provides main frame operate as normal power supply.
The function of above-mentioned each circuit module is expressed as follows:
Described DC-DC host work power supply 1: for described constant-current discharge load intelligence control circuit 5, described control unit 2 provide working power;
Described control unit 2: this circuit module is a control model with the system program directive of MCU unit 21, with control constant-current discharge load intelligence control circuit 5, automatic current limiting charging and equipotential attachment security control circuit 4;
Described safety protective circuit 3: can be a heavy-duty diode, its two ends are connected in series between the DC distributor of communication storage battery group and power supply system for communications equipment, guarantee that tested batteries is in safe presence all the time, does not influence the normal safe power supply to communication system equipment;
Described automatic current limiting charging and equipotential attachment security control circuit 4: after finishing tested batteries discharge test end, carry out online current-limiting charge automatically, and carry out the connection of equipotential safety and recover tested batteries to online operate as normal;
Described constant-current discharge load intelligence control circuit 5:, finish control and test that tested batteries is carried out online dummy load constant-current discharge automatically according to the parameter that is provided with of discharge equipment system;
Described discharge load circuit 6: control the operating circuit that tested batteries allows to pass through the discharge load electric current by constant-current discharge load intelligence control circuit.
Present embodiment also can comprise an AC/DC Switching Power Supply 7 and a current detection circuit 8, the input and output of this AC/DC Switching Power Supply 7 connect described DC-DC host work power supply 1 and civil power respectively, the output of this AC/DC Switching Power Supply 7 is connected described DC-DC host work power supply 1 and civil power respectively with input, in order to civil power is introduced with the interchange input power supply as host power supply; Described current detection circuit 8 can be a current sensor, described current detection circuit 8 connects each terminals of described discharging test device for full online storage battery, detects charging, the discharging current of online tested batteries for discharging test device for full online storage battery.
Refer again to Fig. 1, it is easy to connect when the discharging test device for full online storage battery of present embodiment is used, two inputs of described discharge load circuit 6, constant-current discharge load intelligence control circuit 5, DC-DC host work power supply 1 are drawn a power supply output line respectively, make it to have the first binding post A and the second binding post B.Again on the output two ends D+1 of automatic current limiting charging that will and connect and equipotential attachment security control circuit 4, safety protective circuit 3 end and the D-1 end common point; draw a power supply output line respectively; wherein a power supply output line has the 3rd binding post D, and another power supply output line connects the second binding post B through current detection circuit 8.The described first binding post A, the second binding post B and the 3rd binding post D are connected with current/voltage data acquisition and conversion control circuit 22 simultaneously.
Embodiment two
Again as shown in Figure 2, the discharging test device for full online storage battery of present embodiment is further to improve on the basis of embodiment one, and the difference of itself and embodiment one is as follows:
The discharging test device for full online storage battery of present embodiment also comprises the forward and reverse polarity work of power supply protective circuit 9, one second safety protective circuit 10 and a positive-negative polarity change over switch 11; The output of the forward and reverse polarity work of described power supply protective circuit 9 is connected with DC-DC host work power supply 1 with described constant-current discharge load intelligence control circuit 5 respectively; The input of described positive-negative polarity change over switch 11 is connected to described safety protective circuit 3, automatic current limiting charging and equipotential attachment security control circuit 4, exports and connect described second safety protective circuit 10.
Present embodiment two is realized with preferable secure mode of operation, applicable to the discharge maintenance test of the positive and negative online batteries of communication power supply of difference for embodiment one.No matter working power is positive pole or minus earth, when this equipment carries out the on-line maintenance test, the power work earth terminal that only needs operation batteries side to connect, the risk of having avoided operation to bump ground short circuit, and have online batteries constant-current discharge and online current-limiting charge are recovered to safeguard online function automatically, maintenance test is used more flexible, safe and simple.
Refer again to Fig. 2, draw a power supply output line on the forward and reverse polarity work of the power supply protective circuit 9 that input connects, have the first binding post A, and the second binding post B.And on the output two ends common point of the power positive cathode change over switch 11 that connects and second safety protective circuit 10; draw a power supply output line respectively; has the 3rd binding post D; wherein terminals are connected with the second binding post B through current detecting 8 in equipment, and its output keeps being connected in series with online batteries.Binding post A, binding post B and binding post D are connected with current/voltage data acquisition and conversion control circuit simultaneously.The described first binding post A is for connecting the work online negative pole or the positive pole of power supply, or connects tested batteries side joint the work online negative pole or the positive terminal of power supply; The described second binding post B is connected to the negative or positive electrode binding post that tested online batteries side connects online power work ground; Described the 3rd terminal D is that the negative or positive electrode that is connected to the working earthing of power supply system for communications dc power supply compiles row (power work ground).
Embodiment three
Again as shown in Figure 3, the discharging test device for full online storage battery of present embodiment is further to improve on the basis of embodiment one, and itself and embodiment one distinguish as follows:
The discharging test device for full online storage battery of present embodiment also comprises one second safety protective circuit 10 and a positive-negative polarity change over switch 11, and does not comprise the forward and reverse polarity work of the power supply protective circuit 9 among the embodiment two; And the annexation of second safety protective circuit 10 and positive-negative polarity change over switch 11 is identical with embodiment two; DC-DC host work power supply 1, described constant-current discharge load intelligence control circuit 5 all have the characteristics of forward and reverse polarity power work; so, still can realize the function among the embodiment two with the mode of operation of best safety.
Refer again to Fig. 3, the mode of connection of the first binding post A, the second binding post B among the mode of connection of the first binding post A, the second binding post B of present embodiment and the embodiment one is identical; The mode of connection of the 3rd binding post D among the 3rd binding post D of present embodiment and the embodiment two is identical; But described second safety protective circuit 10 of present embodiment and a power supply output line of positive-negative polarity change over switch 11 connect the second binding post B through current detection circuit 8.
The discharging test device for full online storage battery of above-mentioned three embodiment is actually complete online batteries dummy load discharge test device, be that described complete online batteries device systems is connected the first binding post A (negative or positive electrode) and two input terminals of the second binding post B (negative or positive electrode) of discharging test device for full online storage battery of the present utility model by tested batteries during use, as the working power of batteries on-line testing equipment.Its 3rd binding post D (negative or positive electrode) is serially connected between tested batteries and the online communication equipment work power supply as lead-out terminal, and the positive pole that is connected in communication power supply device systems DC distributor compiles row.Menu according to discharging test device for full online storage battery MCU unit is selected, the parameter setting; tested batteries connects binding post B, D two ends; by a constant-current discharge load intelligence control circuit 5 and a discharge load circuit 6; and safety protective circuit 3, play the complete online discharge test purpose of battery pack.
Please main reference Fig. 4 to Fig. 5, below with-the online discharge capacity test job of 48V communication power supply backup battery group principle is an example, and the application operation principle of the discharging test device for full online storage battery of above-mentioned three embodiment is described.
As shown in Figure 5, for the existing communication machine room commonly used-theory diagram that 48V communication power supply backup battery group is powered to communication equipment, one 48V rectifier with after one-48VDC DC distributor is connected again with batteries and connect, communication equipment is provided by providing of back-up source.
During use, discharging test device for full online storage battery is connected in series between the DC distributor of communication storage battery group and power supply system for communications equipment by " equipment " seamless link technology, guarantee that batteries is in the state that works online safely all the time, does not influence the normal safe power supply to communication system equipment.The input service power supply of discharging test device for full online storage battery is provided by tested batteries power supply.In the operating process, batteries is only torn positive battery terminal (power work ground wire) open, promptly and the positive pole of rectifier power supply power supply compile between line and be connected in series safety simple to operate.
The operating process of online seamless link technology is as described below: the complete online seamless link operation of the batteries equipment of the power supply system for communications, discharging test device for full online storage battery is connected in series the positive pole (power work ground wire) of online batteries, promptly and the positive pole of rectifier power supply power supply compile between line and be connected in series, the access of discharging test device for full online storage battery should observe " connect three earlier; after tear one open " principle, the battery power discharge testing equipment is finished test and is withdrawed from when serving, should observe the principle of " connect earlier, then tear three open ".
See also Fig. 4, now with-the tested batteries of 48V communication power supply is an example, at this moment, the mode of connection of above-mentioned three embodiment is all identical, all adopt " connect three earlier; after tear one open ", be: the power supply output line L1 that connects discharging test device for full online storage battery earlier, L2, L3, be about to the binding post B of this testing equipment, A, D is connected to batteries positive pole (being the binding post that battery pack side connects power work ground) binding post respectively, negative terminals or DC distributor output one along separate routes A1 and-48V communication power supply power supply positive pole compiles row GD, after tear the former electric power connection line L5 of tested batteries positive terminal open, promptly disconnect batteries positive terminal with-arrange being connected of GD anodal compiling of 48V communication power supply power supply; " connect one earlier; after tear three open " be: tested batteries is finished test, and carry out current-limiting charge automatically and withdraw from service from being dynamically connected to equipotential, should meet the former electric power connection line L5 of tested batteries positive terminal C1 earlier, after tear C1 end power line L1, A1 end power line L2 and GD end power line L3 open.
Again as shown in Figure 6 and Figure 7, its be with+24V communication power supply backup battery group is an example, its adopt " connect three earlier; after tear one open " the order of connection and the-tested batteries of 48V communication power supply identical, but polarity difference, be in particular in: the described first binding post A connects the positive pole of tested batteries, the second binding post B connects the negative pole of this tested batteries, the 3rd binding post D connects+and the negative pole of 24V power supply system for communications dc power supply working earthing compiles row (power work ground), it is opposite with embodiment one that it connects power positive cathode, discharge test operating current direction is also opposite, and its online discharge capacity test job principle is identical.
Illustrate: the foregoing description one is applicable to-the tested batteries of 48V communication power supply, embodiment two and implement three to be applicable to-48V and+the tested batteries of 24V communication power supply, for embodiment one, the described first binding post A, the both positive and negative polarity that the second binding post B and the 3rd binding post D need be connected and fixed, can not arbitrarily change, and for embodiment two and embodiment three, can not limit by this, on the basis that guarantees safety, connect free more: please refer to Fig. 6 to Fig. 7, first binding post A end as described is connection the work online negative pole or the positive pole of power supply, or connects tested batteries side joint the work online negative pole or the positive terminal of power supply; Described second binding post B end is for being connected to the negative or positive electrode binding post that tested online batteries side connects online power work ground; Described the 3rd terminal D end is for the negative or positive electrode that is connected to the working earthing of power supply system for communications dc power supply compiles row (power work ground).
As Fig. 8 and shown in Figure 9, the online discharge principle of discharging test device for full online storage battery of the present utility model is as described below:
Selecting wherein, the tested batteries I of one group-48V carries out online capacity discharge test, tested batteries I as shown in Figure 8 carries out online discharge capacity test, tested batteries I employing seamless link does not influence the normal power supply to communication equipment, function, test parameter setting according to discharging test device for full online storage battery, when communicating by letter high frequency switch power or rectifier output services just often, with I Discharge 1Electric current carries out the constant-current discharge test of online capacity, and system makes tested batteries I power supply through constant-current discharge load intelligence control circuit 5, carries out constant-current discharge to discharge load circuit 6, the constant-current discharge electric current I B discharge 1=I B is defeated Go into=I Constant Current Load+ I Industry control, along with the prolongation of discharge time of tested batteries I, the variation on a declining curve of its terminal voltage, it is constant that constant-current discharge load intelligence control circuit 5 will be adjusted the operating current that keeps by discharge load circuit 6 automatically.When in tested batteries I constant-current discharge test process, when causing rectifier work no-output because of civil power or other factors etc., online batteries is powered to communication equipment, the discharging test device for full online storage battery systemic-function also can be provided with the discharge that selection continues or stop online dummy load automatically and manually according to the user, keeps the discharge capacity of tested batteries I is detected.
The defencive function that carries out the discharging test device for full online storage battery of discharge test has: equipment on-Line Voltage voltage-limiting protection, overvoltage protection; tested batteries discharge low-voltage variation, cell discharge off low-voltage variation, and battery discharge work current limliting and overcurrent protection.Concrete parameter setting; the user can set according to actual testing requirement; for avoiding customer parameter that Problem-Error is set; the discharging test device for full online storage battery system has the parameter higher limit safety protection function is set, and is safe in utilization to guarantee the operation of discharging test device for full online storage battery system.
After online discharge finishes, be charged to equipotential automatically and recover to work online catenation principle as shown in Figure 9:
When the online discharge test of tested batteries I finished, the discharging test device for full online storage battery system automatically, constant-current discharge load intelligence control circuit 5 and discharge load circuit 6 be in closed condition (tested accumulator battery voltage U at this moment, E1Be lower than the power source voltage U that works online On-Line Voltage, I Constant Current LoadAnd I DC-DCOperating current is tending towards 0.), this device systems is controlled the automatic current limiting charging and equipotential attachment security control circuit enters charging recovery process automatically simultaneously.
Utilize the output of on-line system-48V rectifier, finish by automatic current limiting charging and equipotential attachment security control circuit 4 by discharging test device for full online storage battery and tested batteries I is carried out current-limiting charge ,-48V rectifier or switch power supply output current I Rectifier=I Equipment+ I Charging D+ I Floating charge, tested batteries I charging current I The B1 charging=I Charging D-I Input=I Charging D-I Industry controlProlongation along with charging current and time, the voltage of tested batteries I also increases, when when being tending towards equipotential with on-Line Voltage, when satisfying condition, finish equipotential automatically and connect and recover to work online normal condition, and the prompting user recovers tested battery pack I to connect by its charging current of intelligent diagnostics of discharging test device for full online storage battery system, voltage etc., the battery power discharge testing equipment can be withdrawed from service, finish tested batteries I and safeguard the detection overall process.
Illustrate: for embodiment one, the both positive and negative polarity that the described first binding post A, the second binding post B and the 3rd binding post D need be connected and fixed, can not arbitrarily change, and for embodiment two and embodiment three, can not limit by this, on the basis that guarantees safety, connect free more: the first binding post A holds as described, be connection the work online negative pole or the positive pole of power supply, or connect tested batteries side joint the work online negative pole or the positive terminal of power supply; Described second binding post B end is for being connected to the negative or positive electrode binding post that tested online batteries side connects online power work ground; Described the 3rd terminal D end is for the negative or positive electrode that is connected to the working earthing of power supply system for communications dc power supply compiles row (power work ground).
Again as shown in Figure 10 and Figure 11, discharging test device for full online storage battery in the foregoing description three with+after 24V communication power supply backup battery group is connected, its online discharge capacity test job principle is identical, repeat no more, only opposite among its discharge test operating current direction and the embodiment one herein.Embodiment two and embodiment three are similar, repeat no more herein.
Embodiment four
As shown in figure 12, the discharging test device for full online storage battery of present embodiment is further to improve on the basis of embodiment one, and the difference of itself and embodiment one is as follows:
The discharging test device for full online storage battery of present embodiment four also comprises a DC-DC converter 12; this DC-DC converter 12 is respectively with safety protective circuit 3, automatic current limiting charging and equipotential attachment security control circuit 4 and connect, and this DC-DC converter 12 is connected with described control unit 2 and with described MCU unit 21.
Selectively, described DC-DC converter 12 has the characteristics of forward and reverse polarity power work.
Refer again to Figure 12, the mode of connection of the first binding post A, the second binding post B among the mode of connection of the first binding post A, the second binding post B of present embodiment and the embodiment one is identical; But present embodiment be with and the output two ends D+1 end and D-1 end common point of the automatic current limiting charging that connects and equipotential attachment security control circuit 4, safety protective circuit 3 and DC-DC converter 12 on; draw a power supply output line respectively; wherein a power supply output line has the 3rd binding post D, and another power supply output line connects the second binding post B through current detection circuit 1.
Figure 13 is to shown in Figure 14 for another example, and the online discharge principle of the discharging test device for full online storage battery of present embodiment is as described below.
Selecting wherein now, the tested batteries I of one group-48V carries out online capacity discharge test, tested batteries I as shown in Figure 13 carries out online discharge capacity test, tested batteries I employing seamless link does not influence the normal power supply to communication equipment, according to the test parameter setting, carry out the constant-current discharge test of online capacity with I 1 electric current that discharges, the constant-current discharge electric current I of carrying out greater than tested batteries I when online communication apparatus of load electric current and the batteries floating current sum (I equipment+I floating current) that works online is discharged 1 the time, discharging test device for full online storage battery control DC-DC converter 12, with automatic steady current control output voltage UO, improve the voltage U on-Line Voltage=UE1+U0 that works online, it is online to communication equipment load constant-current discharge test job requirement to satisfy tested batteries I, automatically forbid or close the power supply of 5 pairs of discharge load circuit 6 of constant-current discharge load intelligence control circuit, I discharge 1=IB1=ID+1+I input=ID+1+IA=I discharge D+I Constant Current Load+(the IB1 discharge is the total current of tested batteries I serial connection discharging test device for full online storage battery input service, is the discharging current I discharge 1 of tested batteries I in the IDC-DC+I industry control to keep constant current that the online communication apparatus of load is discharged; I is input as discharging test device for full online storage battery input service electric current, I discharge D is that tested batteries I is to communication equipment electric electric current, the I floating charge is other batteries floating charge operating currents that works online, the operating current that the I industry control provides for the discharging test device for full online storage battery control unit, ID+1 is the electric current of DC-DC converter 12 output services, IA provides the operating current sum of importing power supply for tested batteries I gives DC-DC converter 12 and constant-current discharge load intelligence control circuit 5 with battery power discharge load circuit 6, and equal I input), at this moment, I Constant Current Load=0, the IA=I Constant Current Load+IDC-DC=IDC-DC), online communication equipment work electric current I equipment=I rectifier+I discharge D-I floating charge, rectifier or high frequency switch power output current I rectifier are less than communication equipment loaded work piece electric current I equipment.Under normal operation, its-48V rectifier or HF switch output current I rectifier are the load of communication equipment loaded work piece electric current I, tested batteries I discharging current I discharge D and the batteries floating current I floating charge sum that works online.Discharge process, the voltage of tested batteries I is along with the prolongation of discharging current and time, battery voltage also descends thereupon, adjust output voltage U O by the control of discharging test device for full online storage battery automatic steady current, the lifting voltage that works online makes it to keep tested batteries I to carry out the capacity discharge test with constant electric current; The constant-current discharge electric current I of carrying out less than tested batteries I when online communication apparatus of load electric current and the batteries floating current sum (I equipment+I floating current) that works online is discharged 1 the time, the preferential control automatically DC-DC of charge and discharge test equipment for full on-line storage battery pack system converter 12, with automatic steady current pressure limiting control output voltage UO, improve the stable voltage U on-Line Voltage of online output=U battery pack 1+U0, satisfy that tested batteries I is online preferentially to carry out constant current power supply to the communication equipment load, simultaneously according to actual online communication apparatus of load pressure limiting current stabilization numerical value, automatically open auxiliary constant-current discharge load intelligence control circuit 5, make tested batteries I power supply through constant-current discharge load intelligence control circuit 5 to discharge load circuit supply 6, and the operating current of automatic control and adjustment discharge load circuit, make the online constant-current discharge of tested batteries I.At this moment, tested batteries I is to the auxiliary constant-current discharge load of the control of online communication apparatus of load and the charge and discharge test equipment for full on-line storage battery pack I discharge 1=IB1 discharge=ID+1+I input=ID+1+IA=I D+I Constant Current Load+IDC-DC+I industry control of discharging of discharging, online communication equipment work electric current I equipment=I D-I floating charge of discharging.At this moment, the rectifier of operate as normal or high frequency switch power output current I rectifier are less than communication equipment loaded work piece electric current I equipment and batteries 1 discharging current I discharge 1, and no current output.Under normal operation, its-48V rectifier or HF switch output current I rectifier are communication equipment loaded work piece electric current I equipment, tested batteries I discharging current I discharge D and other online batteries floating current I floating charge sums.Discharge process, the voltage of tested batteries I is along with the prolongation of discharging current and time, battery voltage also descends thereupon, adjust output voltage U O by the control of discharging test device for full online storage battery automatic steady current, the lifting voltage that works online keeps tested batteries I to carry out the discharge capacity test with constant electric current in a word.The defencive function that carries out the discharging test device for full online storage battery of discharge test has: equipment on-Line Voltage voltage-limiting protection, overvoltage protection; tested batteries I discharge low-voltage variation, cell discharge off low-voltage variation, and battery discharge work current limliting and overcurrent protection.Concrete parameter setting; the user can set according to actual testing requirement; for avoiding customer parameter that Problem-Error is set; the discharging test device for full online storage battery system has the parameter higher limit safety protection function is set, and is safe in utilization to guarantee the operation of discharging test device for full online storage battery system.
After online discharge finishes, be charged to equipotential automatically and recover to work online catenation principle as shown in figure 14:
When the online discharge test of tested batteries I finishes, the discharging test device for full online storage battery system controls DC-DC converter 12, constant-current discharge load Based Intelligent Control electricity 5 road and discharge load circuit 6 automatically and is in closed condition (at this moment, tested accumulator battery voltage UE1 is lower than the power source voltage U on-Line Voltage that works online, I Constant Current Load and IDC-DC operating current are tending towards 0), this device systems is controlled the automatic current limiting charging and equipotential attachment security control circuit 4 enters charging recovery process automatically simultaneously.
Utilize the output of on-line system-48V rectifier or high frequency switch power equipment, by discharging test device for full online storage battery automatically control finish tested batteries I carried out current-limiting charge,-48V rectifier or switch power supply output current I rectifier=I equipment+I charging D+I floating charge, tested batteries I charging current IB1 charging=I charging D-I input=I charging D-I industry control, prolongation along with charging current and time, the voltage of tested batteries I also increases, when when being tending towards equipotential with on-Line Voltage, its charging current of intelligent diagnostics by the discharging test device for full online storage battery system, when voltage etc. satisfy condition, automatically finish that equipotential connects and recover to work online normal condition, finish automatic maintenance test of tested batteries I and the recovery overall process that works online.
Embodiment five
As shown in figure 15; how present embodiment has compared the forward and reverse polarity work of a power supply protective circuit 9 with embodiment four, the output of the forward and reverse polarity work of this power supply protective circuit 9 is connected with DC-DC host work power supply 1 with described constant-current discharge load intelligence control circuit 5 respectively.
Consult Figure 15 again, the mode of connection of the first binding post A, the second binding post B among the mode of connection of the first binding post A, the second binding post B of this enforcement and the embodiment two is identical; But present embodiment be with and the output two ends D+1 end and D-1 end common point of the automatic current limiting charging that connects and equipotential attachment security control circuit 4, safety protective circuit 3 and DC-DC converter 12 on; draw a power supply output line respectively; wherein a power supply output line has the 3rd binding post D, and another power supply output line connects the second binding post B through current detection circuit 8.
Figure 16 and shown in Figure 17 for another example, the online discharge principle of the discharging test device for full online storage battery of embodiment is as described below.
This embodiment five only is with the difference of embodiment four: the forward and reverse polarity work of the input power supply protective circuit function that is distributed in described DC-DC converter 12, constant-current discharge load intelligence control circuit 5 and DC-DC host work power supply 1 among the embodiment four, and embodiment five will supply with DC-DC converter 12, constant-current discharge load intelligence control circuit 5 and 1 three functional modules of DC-DC host work power supply by the output of the forward and reverse polarity work of power supply protective circuit 9.
Embodiment six
See also shown in Figure 180; present embodiment six is the improvement to embodiment three; it is compared with embodiment three; the difference of the two is: present embodiment six also comprises a DC-DC converter 12; this DC-DC converter 12 is respectively with safety protective circuit 3, automatic current limiting charging and equipotential attachment security control circuit 4 and connect, and this DC-DC converter 12 is connected with described control unit 2 and with described MCU unit 21.
In the present embodiment, described DC-DC converter 12, DC-DC host work power supply 1, described constant-current discharge load intelligence control circuit 5 all have the characteristics of forward and reverse polarity power work.
Refer again to Figure 18, it is easy to connect when the discharging test device for full online storage battery of present embodiment is used, two inputs of described discharge load circuit 6, constant-current discharge load intelligence control circuit 5, DC-DC host work power supply 1 are drawn a power supply output line respectively, make it to have the first binding post A and the second binding post B.Again on the output two ends common point of the power positive cathode change over switch 11 that will and connect and second safety protective circuit 10; draw a power supply output line respectively; have two terminals; one of them terminals is the 3rd binding post D; another terminals are connected with the second binding post B through current detecting 11 in equipment, and its output keeps being connected in series with online batteries.The first binding post A, the second binding post B and the 3rd binding post D are connected with current/voltage data acquisition and conversion control circuit 22 simultaneously.Described first binding post A end connects the work online negative pole or the positive pole of power supply, or connects tested batteries side joint the work online negative pole or the positive terminal of power supply; Described second binding post B end is connected to the negative or positive electrode binding post that tested online batteries side connects online power work ground; Described the 3rd terminal D end is for the negative or positive electrode that is connected to the working earthing of power supply system for communications dc power supply compiles row (power work ground).
Embodiment seven
See also Figure 19; present embodiment seven is a kind of conversion to embodiment six; it is compared with embodiment six; the difference of the two is: the discharging test device for full online storage battery of present embodiment seven also comprises the forward and reverse polarity work of power supply protective circuit 9; the output of the forward and reverse polarity work of this power supply protective circuit 9 is with after described constant-current discharge load intelligence control circuit 5 and discharge load circuit 6 are connected in series; serial connection is to DC-DC converter 12, DC-DC host work power supply 1 parallel with one another again, and all the other structures are all identical with embodiment six.
Illustrate: the forward and reverse polarity work of the input power supply protective circuit function that is distributed in described DC-DC converter 12, constant-current discharge load intelligence control circuit 5 and DC-DC host work power supply 1 among the embodiment six, and embodiment seven will supply with DC-DC converter 12, constant-current discharge load intelligence control circuit 5 and 1 three functional modules of DC-DC host work power supply by the output of the forward and reverse polarity work of power supply protective circuit 9.
Therefore, the foregoing description six and seven has identical functions, not only has complete online batteries discharge test function, and complete online battery charging test function is estimated equipment for complete online batteries discharges and recharges in fact.
Draw a power supply output stage on the forward and reverse polarity work of the power supply protective circuit that input connects, have the first binding post A, and the second binding post B.And on the output two ends common point of the power positive cathode change over switch 11 that connects and second safety protective circuit 10; draw a power supply output line respectively; have two terminals; one of them terminals is the 3rd binding post D; another terminals are connected with the second binding post B through current detecting 1 in equipment, and its output keeps being connected in series with online batteries.The first binding post A, the second binding post B and the 3rd binding post D are connected with current/voltage data acquisition and conversion control circuit 22 simultaneously.Described first binding post A end connects the work online negative pole or the positive pole of power supply, or connects tested batteries side joint the work online negative pole or the positive terminal of power supply; Described second binding post B end is connected to the negative or positive electrode binding post that tested online batteries side connects online power work ground; Described the 3rd terminal D end, the negative or positive electrode that is connected to the working earthing of power supply system for communications dc power supply compiles row (power work ground).
Below with-the online discharge capacity test job of 48V communication power supply backup battery group principle is an example, and the application operation principle of the foregoing description six and seven charge and discharge test equipment for full on-line storage battery pack is described.During use, charge and discharge test equipment for full on-line storage battery pack is connected in series between the DC distributor of communication storage battery group and power supply system for communications equipment by " equipment " seamless link technology, and the technology of its seamless link can be with reference to the description of above-mentioned enforcement one to three.
To shown in Figure 21, embodiment six and seven online discharge principle are as described below as Figure 20:
Selecting wherein, the tested batteries I of one group-48V carries out online capacity discharge test, tested batteries I as shown in Figure 4 carries out online discharge capacity test, tested batteries I employing seamless link does not influence the normal power supply to communication equipment, according to the test parameter setting, with I Discharge 1Electric current carries out the constant-current discharge test of online capacity, the constant-current discharge electric current I of carrying out greater than tested batteries I when online communication apparatus of load electric current and the batteries floating current sum (I equipment+I floating current) that works online Discharge 1The time, charge and discharge test equipment for full on-line storage battery pack control DC-DC converter is with automatic steady current control output voltage U O, improve the voltage U that works online On-Line Voltage=U E1+ U 0, it is online to communication equipment load constant-current discharge test job requirement to satisfy tested batteries I, forbids automatically or closes the power supply of constant-current discharge load intelligence control circuit to the discharge load circuit, keeps constant current to the online communication apparatus of load I that discharges Discharge 1=I The B1 discharge=I D+1+ I Input=I D+1+ I A=I Discharge D+ I Constant Current Load+ I DC-DC+ I Industry control(I The B1 dischargeBe the total current of tested batteries I serial connection charge and discharge test equipment for full on-line storage battery pack input service, be the discharging current of tested batteries I; I InputBe charge and discharge test equipment for full on-line storage battery pack input service electric current, I Discharge DFor tested batteries I to communication equipment electric electric current, I Floating chargeBe other batteries floating charge operating currents that works online, I Industry controlBe the operating current that the charge and discharge test equipment for full on-line storage battery pack control unit provides, I D+1Electric current for DC-DC converter output services, IA is the operating current sum that tested batteries I provides the input power supply for DC-DC converter (high frequency switch power), DC-DC host work power supply and constant-current discharge load intelligence control circuit and battery power discharge load circuit, and equals I Input), at this moment, I Constant Current Load=0, I A=I Constant Current Load+ I=I DC-DC), online communication equipment work electric current I Equipment=I Rectifier+ I Discharge D-I Floating charge, rectifier or high frequency switch power output current I RectifierLess than communication equipment loaded work piece electric current I EquipmentUnder normal operation, its-48V rectifier or HF switch output current I RectifierBe communication equipment loaded work piece electric current I If Be equipped with, tested batteries I discharging current I Discharge DWith the batteries floating current I that works online Floating chargeSum.Discharge process, the voltage of tested batteries I are along with the prolongation of discharging current and time, and battery voltage also descends thereupon, adjust output voltage U by the control of charge and discharge test equipment for full on-line storage battery pack automatic steady current O, promote the voltage that works online, make it to keep tested batteries I to carry out the capacity discharge test with constant electric current; The constant-current discharge electric current I of carrying out less than tested batteries I when online communication apparatus of load electric current and the batteries floating current sum (I equipment+I floating current) that works online is discharged 1 the time, the preferential control automatically DC-DC of charge and discharge test equipment for full on-line storage battery pack system converter is with automatic steady current pressure limiting control output voltage U O, improve the stable voltage U of online output On-Line Voltage=U Battery pack 1+ U 0Satisfy that tested batteries I is online preferentially to carry out constant current power supply to the communication equipment load; simultaneously according to actual online communication apparatus of load pressure limiting current stabilization numerical value; automatically open auxiliary constant-current discharge load intelligence control circuit; tested batteries I power supply is powered to discharge load circuit 5 through the forward and reverse polarity work of power supply protective circuit 9 and constant-current discharge load intelligence control circuit; and the operating current of automatic control and adjustment discharge load circuit, make the online constant-current discharge of tested batteries I.At this moment, tested batteries I is to the auxiliary constant-current discharge load of the control of online communication apparatus of load and the charge and discharge test equipment for full on-line storage battery pack I that discharges Discharge 1=I The B1 discharge=I D+1+ I Input=I D+1+ I A=I Discharge D+ I Constant Current Load+ I DC-DC+ I The worker Control, online communication equipment work electric current I Equipment=I Discharge D-I Floating chargeAt this moment, the rectifier of operate as normal or high frequency switch power output current I RectifierLess than communication equipment loaded work piece electric current I EquipmentWith tested batteries I discharging current I Discharge 1, and no-output.Under normal operation, its-48V rectifier or HF switch output current I RectifierBe communication equipment loaded work piece electric current I Load, tested batteries I discharging current I Discharge DWith other online batteries floating current I Floating chargeSum.Discharge process, the voltage of tested batteries I are along with the prolongation of discharging current and time, and battery voltage also descends thereupon, adjust output voltage U by the control of charge and discharge test equipment for full on-line storage battery pack automatic steady current O, promote the voltage that works online, keep tested batteries I to carry out the discharge capacity test in a word with constant electric current.The defencive function that carries out the charge and discharge test equipment for full on-line storage battery pack of discharge test has: equipment on-Line Voltage voltage-limiting protection, overvoltage protection; tested batteries discharge low-voltage variation, cell discharge off low-voltage variation, and battery discharge work current limliting and overcurrent protection.Concrete parameter setting; the user can set according to actual testing requirement; for avoiding customer parameter that Problem-Error is set; the charge and discharge test equipment for full on-line storage battery pack system has the parameter higher limit safety protection function is set, and is safe in utilization to guarantee the operation of charge and discharge test equipment for full on-line storage battery pack system.
After online discharge finishes, be charged to equipotential automatically and recover to work online catenation principle as shown in figure 21:
When the online discharge test of tested batteries I finishes, the charge and discharge test equipment for full on-line storage battery pack system controls DC-DC converter 12, constant-current discharge load intelligence control circuit and discharge load circuit 5 automatically and is in closed condition (at this moment, tested accumulator battery voltage UE1 is lower than the power source voltage U on-Line Voltage that works online, I Constant Current Load and IDC-DC operating current are tending towards 0), this device systems is controlled the automatic current limiting charging and equipotential attachment security control circuit enters charging recovery process automatically simultaneously.The principle of initial this current-limiting charge process is identical with the current-limiting charge process that charge and discharge test equipment for full on-line storage battery pack discharges after finishing, and is in the constant current charge state substantially.When the voltage U on-Line Voltage that works online; charging current; can not satisfy tested batteries charges normal when requiring; charge and discharge test equipment for full on-line storage battery pack detects online charging safety protective circuit of control and the output of positive-negative polarity change over switch automatically according to system; and the output of DC-DC converter 12; make tested batteries I become the current-limiting charge state and be voltage stabilizing current-limiting charge state; and close automatic current limiting charging and equipotential attachment security control circuit 4; automatically the output of control DC-DC converter 12 is connected with on-Line Voltage and is promoted charging voltage UE1=U on-Line Voltage+UO of tested batteries I, and carries out current stabilization pressure limiting and voltage stabilizing current-limiting charge.At this moment ,-48V rectifier or switch power supply output current I rectifier=I equipment+I charging D+I floating charge, tested batteries I charging current IB1 charging=I charging D-I input=I charging D-(IDC-DC+I industry control).Prolongation along with the current stabilization charging interval, tested batteries I voltage also increases, when reaching, tested batteries I voltage charging is set during voltage limiting value, the charge and discharge test equipment for full on-line storage battery pack system controls the output of DC-DC converter 12 automatically and carries out the voltage stabilizing current-limiting charge, carries out intelligent diagnostics by this device systems by monitoring battery charge, voltage, capacity etc. simultaneously and whether finishes battery charge; When finishing battery charge; this device systems will be closed the end of output charging of DC-DC converter 12 automatically; finish online power supply and the connection of equipotential safety by second safety protective circuit 10 simultaneously; and then system finishes the switching of positive-negative polarity change over switch 11 automatically; keep online power supply and equipotential safety connection status, recover to work online overall process.System works finishes.
Embodiment eight
Charge and discharge test equipment for full on-line storage battery pack among present embodiment and the following embodiment nine to embodiment 11 is charge/discharge test device for distributed full online storage battery pack.
See also shown in Figure 22; the discharge test device for distributed full online storage battery pack of present embodiment eight is compared with embodiment four, and one of difference of the two is: present embodiment eight also comprises second safety protective circuit 10, a batteries on-line testing diverter switch 13, a batteries on-line testing conversion control circuit 14.After the corresponding input parallel connection of the input of described batteries on-line testing diverter switch 13 and described second safety protective circuit 10, be connected in online batteries; And this batteries on-line testing diverter switch 13 is an output and the output of second safety protective circuit 10 wherein, and safety protective circuit 3, automatic current limiting charging and equipotential attachment security control circuit 4, DC-DC converter 12 and the end that connects are connected; Described batteries on-line testing diverter switch 13 also is connected with one of input two ends of DC-DC host work power supply 1 end and described MCU unit 21 respectively;
Described batteries on-line testing conversion control circuit 14 is connected with output, described batteries on-line testing diverter switch 13 and the described MCU unit 21 of DC-DC host work power supply 1 in the described equipment respectively.
Described batteries on-line testing diverter switch 13: (it is that tested batteries is in complete online charge-discharge test state that tested batteries connects " on-line testing " end with switching the execution switch that places " on-line testing " or " online non-test " connection operating state being connected of output for the batteries that works online is carried out; It is that tested batteries is in complete online connection status that tested batteries connects " online non-test " end, does not lie in complete online charge-discharge test operating state).If described batteries on-line testing diverter switch has the make-before-break function, then described second safety protective circuit only need comprise a great power bidirectional power supply static switch pipe, be used to control and protect the automatic protection circuit of this great power bidirectional power supply static switch plumber work, and can omit D.C. contactor or appliance switch; Because of batteries on-line testing diverter switch has the make-before-break function; can all be in online power supply safety state to the handoff procedure that online batteries is thrown online charge-discharge test state and online non-test mode automatically into; its safety protection function is constant, and reliability is more excellent.
Described batteries on-line testing conversion control circuit 14: for the batteries that the execution of drive controlling batteries on-line testing diverter switch 13 is selected to work online is switched the crucial control circuit that places " on-line testing " or " online non-test " connection operating state.
The discharge test device for distributed full online storage battery pack of present embodiment eight is compared with embodiment four, two of the difference of the two is: (N specifically can dispose according to actual user's demand the current detection circuit 12 in the present embodiment eight for N, according to communication power supply design specification multiple-connected battery group number configuration N≤4) individual, described current detection circuit 12 can be a transducer, described current detection circuit 12 connects each terminals of described discharge test device for distributed full online storage battery pack, detects the charging of online tested batteries for discharge test device for distributed full online storage battery pack, discharging current.
Refer again to Figure 22, it is easy to connect when the discharge test device for distributed full online storage battery pack of present embodiment is used, a power supply output line is drawn in the input that connects described discharge load circuit 6, DC-DC converter 12, described DC-DC host work power supply 1, have the first binding post A; Draw a power supply output line on second safety protective circuit, 10 1 contacts that batteries on-line testing diverter switch 13 correspondences are connected in parallel again, has at least one second binding post B, promptly with the binding post B1～BN of online batteries one end (N specifically can according to the configuration of actual user's demand, according to communication power supply design specification multiple-connected battery group number configuration N≤4); And the DC-DC converter 12 that connects, safety protective circuit 3, automatic current limiting charging and recover equipotential attachment security control protection electric circuit 4 certainly and the public point of second safety protective circuit 10,13 outputs one of batteries on-line testing diverter switch is drawn a power supply output line, have the 3rd binding post D.
Equally; selectable; in present embodiment eight; described DC-DC converter 12; DC-DC host work power supply 1; described constant-current discharge load intelligence control circuit 5 all has the characteristics of forward and reverse polarity power work; therefore present embodiment eight also has two kinds of situations; the DC-DC converter 12 of these two kinds of situations; automatic current limiting is charged and is recovered equipotential attachment security control protection electric circuit 4 certainly; safety protective circuit 3 and connect output both positive and negative polarity 2 wiring public terminals (anodal D+1 end; negative pole D-1 end) connection is opposite, to be applicable to that respectively difference just; negative (as-48V and+the discharge maintenance test of 24V) the online batteries of communication power supply.Wherein, the anodal D+1 of first kind of situation end up, negative pole D-1 end below, its shown structure is identical with figure one, can consult the description among the embodiment one, will not repeat herein; The anodal D+1 end of second kind of situation below, negative pole D-1 end up, second kind of situation is and the negative pole common port D-1 end that connects is connected to the 3rd binding post D, and the anodal D+1 termination constant-current discharge load intelligence control circuit 5 that connects, thereby opposite among the positive-negative polarity that makes the first binding post A, the second binding post B and the 3rd binding post D and Fig. 1, all the other are all identical.
Embodiment nine
See also Figure 23; present embodiment nine is a kind of conversion to embodiment eight; it is compared with embodiment eight; the difference of the two is: the discharge test device for distributed full online storage battery pack of present embodiment nine also comprises the forward and reverse polarity work of power supply protective circuit 9; the output of the forward and reverse polarity work of this power supply protective circuit 9 is with after described constant-current discharge load intelligence control circuit 5 and discharge load circuit 6 are connected in series; serial connection is to DC-DC converter 12, DC-DC host work power supply 1 parallel with one another again, and all the other structures are all identical with embodiment nine.
Illustrate: the power supply input that is distributed in described DC-DC converter 12, constant-current discharge load intelligence control circuit 5 and DC-DC host work power supply 1 among the embodiment eight all has forward and reverse polarity work protective circuit function, and embodiment nine will be supplied with 2 functional modules of DC-DC converter 12, constant-current discharge load intelligence control circuit 5 by the output of the forward and reverse polarity work of power supply protective circuit 9.Therefore, above-mentioned these two embodiment have identical functions, therefore still can adapt to respectively-48V and+two kinds of power supply system for communications equipment of 24V.
Therefore present embodiment nine also has two kinds of situations; DC-DC converter 12, automatic current limiting charging and recover equipotential attachment security control protection electric circuit 4, safety protective circuit 3 certainly and connect 2 both positive and negative polarity wiring public terminals of output (anodal D+1 end; negative pole D-1 end) connection is opposite, equally respectively adaptations-48V and+two kinds of power supply system for communications equipment of 24V.
Refer again to Figure 23; it is easy to connect when the charge/discharge test device for distributed full online storage battery pack of present embodiment is used; to connect the forward and reverse polarity work of described power supply protective circuit 9; input one end of described DC-DC host work power supply 1 and the forward and reverse polarity work of power supply protective circuit 9 and an end that connects are drawn a power supply output line; has the first binding post A; the other end with and the DC-DC converter 12 that connects; safety protective circuit 3; automatic current limiting is charged and is recovered the equipotential attachment security control protection electric circuit 4 and second safety protective circuit 10 certainly; the public point of batteries on-line testing diverter switch 13 outputs one is drawn a power supply output line, has the 3rd binding post D.Draw a power supply output line on second safety protective circuit, 10 1 contacts that batteries on-line testing diverter switch 13 correspondences are connected in parallel; has at least one second binding post B; promptly with the binding post B1～BN of online batteries one end (N specifically can according to the configuration of actual user's demand, according to communication power supply design specification multiple-connected battery group number configuration N≤4).
As Figure 24 and shown in Figure 25, be embodiment eight and implement nine the two first kind of situation and-48V power supply system for communications equipment wiring schematic diagram.The input wires terminal that connects this discharge test device for distributed full online storage battery pack by tested batteries promptly the first binding post A (negative pole) and the second binding post B (positive pole) as the working power of battery pack on-line testing equipment.The 3rd binding post D (positive pole) of its output and the second binding post B two ends are serially connected between tested batteries and the online communication equipment work power supply, and the positive pole that the 3rd binding post D (positive pole) is connected in communication power supply device systems DC distributor compiles row.-48V power work ground is plus earth, and then the D end is connected with the D+1 end, and the D-1 end is connected with " on-line testing " end of batteries on-line testing diverter switch 13 outputs.Menu according to discharge test device for distributed full online storage battery pack MCU unit 21 is selected, the parameter setting, automatically " on-line testing " operating state is put in the output of control batteries on-line testing diverter switch 13, and the output voltage (binding post B, D both end voltage) of control DC-DC converter 12, promote online communication device works voltage, play the complete online discharge test purpose of battery pack.
As shown in figure 25, be embodiment eight and implement nine the two first kind of situation and-48V power supply system for communications seamless link operation chart.
During use, discharge test device for distributed full online storage battery pack is connected in series between the DC distributor of communication storage battery group and power supply system for communications equipment by " equipment " seamless link technology, guarantee that batteries is in the state that works online safely all the time, does not influence the normal safe power supply to communication system equipment.The input service power supply of discharge test device for distributed full online storage battery pack is provided by tested batteries power supply.In the operating process, batteries is only torn positive battery terminal (power work ground wire) open, promptly and the positive pole of rectifier power supply power supply compile between line and be connected in series safety simple to operate.
The operating process of online seamless link technology is as described below: the complete online seamless link operation of the batteries equipment of the power supply system for communications, discharge test device for distributed full online storage battery pack is connected in series on the positive pole of online batteries (power work ground wire), promptly and rectifier, the positive pole of the power supply of load equipment compiles between line and is connected in series, the access of discharge test device for distributed full online storage battery pack should observe " connect three earlier; after tear one open " principle, the battery power discharge testing equipment is finished test and is withdrawed from when serving, should observe the principle of " connect earlier, then tear three open ".See also Figure 24, with-the tested batteries of 48V communication power supply is an example, " connect three earlier; after tear one open " be: the power supply output line L1 that connects discharge test device for distributed full online storage battery pack earlier, L2, L3, be about to the binding post B of this testing equipment, A, D is connected to batteries positive pole (being the binding post that battery pack connects power work ground) binding post B respectively, negative terminals or DC distributor output one along separate routes A1 and-48V communication power supply power supply positive pole compiles row GD, after tear the former electric power connection line L5 of tested batteries positive terminal open, disconnect promptly that the sub-C1 of batteries positive terminal and the power supply of-48V communication power supply are anodal to compile being connected of row GD; " connect one earlier; after tear three open " be: tested batteries is finished test, and carry out current-limiting charge automatically and withdraw from service from being dynamically connected to equipotential, should meet the former electric power connection line L5 of tested batteries positive terminal C1 earlier, after tear C1 end power line L1, A1 end power line L2 and GD end power line L3 open.
Again as shown in figure 26, be the two second kind of situation and+24V power supply system for communications equipment wiring schematic diagram of embodiment eight and embodiment nine.The input wires terminal that connects this discharge test device for distributed full online storage battery pack by online tested batteries promptly the first binding post A (positive pole) and the second binding post B (negative pole) as the working power of battery pack on-line testing equipment.The 3rd binding post D (negative pole) of its output and the second binding post B two ends are serially connected between tested batteries and the online communication equipment work power supply, and the positive pole that the 3rd binding post D (negative pole) is connected in communication power supply device systems DC distributor compiles row.+ 24V power work ground be minus earth then D end is connected with the D-1 end, the D+1 end is held with " on-line testing " that batteries on-line testing diverter switch 13 is exported and is connected.Menu according to discharge test device for distributed full online storage battery pack MCU unit 21 is selected, the parameter setting, automatically " on-line testing " operating state is put in the output of control batteries on-line testing diverter switch 13, and the output voltage (binding post B, D both end voltage) of control DC-DC converter 12, promote online communication device works voltage, play the complete online discharge test purpose of battery pack.
In conjunction with Figure 27 to Figure 28, below with-the online discharge capacity test job of 48V communication power supply backup battery group principle is an example, and the application operation principle of 8 first kinds of situations of embodiment is described.
Selecting wherein now, one group-48V batteries I carries out online capacity discharge test, batteries I as shown in Figure 24 carries out online discharge capacity test, be somebody's turn to do mode artificial, automatic or remote monitoring control, export a command signal by batteries on-line testing conversion control circuit 14 drive controlling batteries on-line testing diverter switches 13 by MCU unit 21 program control of discharge test device for distributed full online storage battery pack, select a tested batteries I to carry out online discharge capacity test.This tested batteries I exports the on-line testing end to through the switching of batteries on-line testing diverter switch 13, makes tested batteries be in " on-line testing " operating state.The anodal B1 end that connects of tested batteries I is through the output of batteries on-line testing diverter switch 13; conducting is connected to the D-1 end; and be connected in series with input power supply forward and reverse work protective circuit 9, make tested batteries I power supply provide working power to DC-DC converter 12, constant-current discharge load intelligence control circuit and discharge load circuit 5 by the forward and reverse polarity work of input power supply protective circuit.Be serially connected with the B1 port of discharge test device for distributed full online storage battery pack in this tested batteries I positive pole; connect the forward and reverse polarity work of input power supply protective circuit 9 through batteries on-line testing diverter switch 13; make tested batteries I power supply and constant-current discharge load intelligence control circuit 5; discharge load circuit 6 (being constant-current discharge load and intelligence control system circuit) series arm is finished and is connected in parallel; be serially connected with the B1 port of discharge test device for distributed full online storage battery pack in this two batteries I positive pole; be connected in D-1 end and safety circuit 3 parallel with one another through batteries on-line testing diverter switch 13; 12 outputs of DC-DC converter; the automatic current limiting charging is connected with an end of equipotential attachment security control circuit 4; and the other end that connects output is that the D+1 end is connected to the 3rd binding post D; make discharge test device for distributed full online storage battery pack be serially connected with tested batteries I and-48V power supply system for communications DC distributor between; make tested batteries I be in online capacity discharge test state; other batteries all keep the normal condition that works online; this moment by the discharge test device for distributed full online storage battery pack system according to selection; function and parameter are provided with to be finished tested batteries I automatically online communication equipment is carried out discharge test; in addition; tested batteries I exports " on-line testing " end to through batteries on-line testing diverter switch 13 and is connected in described constant-current discharge load intelligence control circuit 5; make tested batteries and the described constant-current discharge load intelligence control circuit 5 that is connected in series; 6 parallel connections of discharge load circuit; when working as the online constant-current discharge of this tested batteries I; by this discharge test device for distributed full online storage battery pack system; according to tested batteries I to the size (being communication equipment load current size) of online communication equipment load discharge electric current control the operating current that constant-current discharge load intelligence control circuit 5 carries out auxiliary adjustment control discharge load 6 automatically, guarantee the online constant-current discharge of tested batteries I.
See also Figure 26, the online capacity discharge test of tested batteries I process, according to the test parameter setting, carry out the constant-current discharge test of online capacity with I 1 electric current that discharges, the constant-current discharge electric current I of carrying out greater than tested batteries I when online communication apparatus of load electric current and the batteries floating current sum (I equipment+I floating current) that works online is discharged 1 the time, the discharge test device for distributed full online storage battery pack system controls DC-DC converter 12 automatically, with automatic steady current control output voltage U O, improve the stable voltage U of online output Online=U Battery pack 1+ U 0, it is online to communication equipment load constant-current discharge test job requirement to satisfy batteries I, forbids automatically or closes constant-current discharge load intelligence control circuit 5 and battery power discharge load circuit 6, keeps constant current to the online communication apparatus of load I that discharges Discharge 1=I B1=I D+1+ I A1=I Discharge D+ I Floating charge+ I Industry control+ I A(I The B1 dischargeBe the input service electric current of serial connection discharge test device for distributed full online storage battery pack, I Discharge DFor tested batteries I to communication equipment electric electric current, I Floating chargeBe other batteries floating charge operating currents that works online; I Industry controlBe the operating current of the DC DC host work power supply 1 in the discharge test device for distributed full online storage battery pack, this DC-DC host work power supply 1 provides the working power of relevant control unit 2; I D+1Electric current for DC-DC converter 12 output services; I AFor giving DC-DC converter 12 and constant-current discharge load intelligence control circuit 5, tested batteries I provides the operating current sum of importing power supply with battery power discharge load circuit 6.At this moment, I Constant Current Load=0.I A=I Constant Current Load+ I DC-DC=I DC-DC), online communication equipment work electric current I Equipment=I Rectifier+ I Discharge D, at this moment, the rectifier of operate as normal or high frequency switch power output current I RectifierLess than communication equipment loaded work piece electric current I EquipmentUnder normal operation, its-48V rectifier or HF switch output current I RectifierBe communication equipment loaded work piece electric current I Load, tested batteries I discharging current I Discharge DWith the batteries floating current I that works online Floating chargeSum.Discharge process, the voltage of tested batteries I are along with the prolongation of discharging current and time, and tested batteries I voltage also descends thereupon, adjust output voltage U by the control of discharge test device for distributed full online storage battery pack automatic steady current O, promote the voltage that works online, make tested batteries I carry out the capacity discharge test with constant electric current.The constant-current discharge electric current I of carrying out less than tested batteries I when online communication apparatus of load electric current and the batteries floating current sum (I equipment+I floating current) that works online is discharged 1 the time, the preferential control automatically DC-DC of discharge test device for distributed full online storage battery pack system converter 12 is with automatic steady current control output voltage U O, improve the stable voltage U of online output Online=U Battery pack 1+ U 0Satisfy that tested batteries I is online preferentially to carry out constant current power supply to the communication equipment load, simultaneously carry out pressure limiting current stabilization numerical value according to actual online communication apparatus of load automatically, automatically the electric current of auxiliary constant-current discharge load intelligence control circuit 5 and discharge load circuit 6 is adjusted in control, keeps tested batteries I to carry out online constant-current discharge.At this moment, tested batteries I is to the auxiliary constant-current discharge load of the control of online communication apparatus of load and the discharge test device for distributed full online storage battery pack system I that discharges Discharge 1=I The B1 discharge=I D+1+ I A1=I Discharge D+ I Floating charge+ I Industry control+ I A=I Discharge D+ I Floating charge+ I The worker Control+ I Constant Current Load+ I DC-DCI A=I Constant Current Load+ I DC-DC), online communication equipment work electric current I If Be equipped with=I Discharge DAt this moment, the rectifier of operate as normal or high frequency switch power output current I RectifierLess than communication equipment loaded work piece electric current I EquipmentWith tested batteries I discharging current I Discharge 1, and no current output.Under normal operation, its-48V rectifier or HF switch output current I RectifierBe communication equipment loaded work piece electric current I Equipment, tested batteries I discharging current I Discharge DWith the batteries floating current I that works online Floating chargeSum.Discharge process, the voltage of tested batteries I are along with the prolongation of discharging current and time, and battery voltage also descends thereupon, adjust output voltage U by distributed online batteries charge/discharge capacity integrated maintenance testing equipment automatic steady current control O, promote the voltage that works online, make tested batteries I carry out the discharge capacity test with constant electric current.Carry out the discharge test device for distributed full online storage battery pack of discharge test; have equipment on-Line Voltage voltage-limiting protection, overvoltage protection; tested batteries discharge low-voltage variation, cell discharge off low-voltage variation, and battery discharge work current limliting and overcurrent protection.Concrete parameter setting; the user can set according to actual testing requirement; for avoiding customer parameter that mistake is set; the discharge test device for distributed full online storage battery pack system also has parameter the upscale protection function is set, and is safe in utilization to guarantee the operation of discharge test device for distributed full online storage battery pack system.
After online discharge finishes, be charged to equipotential automatically and recover to work online catenation principle as shown in figure 28:
After the online discharge test of tested batteries I finished, the discharge test device for distributed full online storage battery pack system controlled DC-DC converter 12 and constant-current discharge load and intelligence control system circuit 5 automatically and is in closed condition, IA=I Industry control, be tending towards 0.The while discharge test device for distributed full online storage battery pack controls the automatic current limiting charging automatically and equipotential attachment security control circuit 4 enters charging recovery process, utilize system's output voltage of online-48V rectifier or high frequency switch power equipment, tested batteries I is carried out current-limiting charge ,-48V rectifier or switch power supply output current I Rectifier=I Equipment+ I Charging D, tested batteries I charging current I The B1 charging=I Charging D-(I Floating charge+ I Industry control); prolongation along with charging current and time; the voltage of tested batteries I also increases; when when being tending towards equipotential with on-Line Voltage; carry out its charging current of intelligent diagnostics by the discharge test device for distributed full online storage battery pack system; when voltage differences etc. satisfy condition; discharge test device for distributed full online storage battery pack is controlled the large power supply static switch pipe conducting in second safety protective circuit 10 automatically; system's output voltage of online-48V rectifier or high frequency switch power equipment is charged to tested batteries by this power supply static switch pipe; and finish equipotential safety and connect; the switching of finishing batteries on-line testing diverter switch 13 again recovers " online non-test " state, finishes batteries I discharge test and the recovery overall process that works online.
The online one by one discharge of batteries, charging return to " online non-test " operation principle overall process: this discharge test device for distributed full online storage battery pack is by after being provided with of system program menu selection function, parameter, to control batteries on-line testing conversion control circuit drive controlling batteries on-line testing diverter switch 13 automatically by the MCU unit program and carry out " on-line testing " and conversion of " online non-test " mode of operation and control automatically, carry out the online one by one capacity discharge test of tested batteries, and recover the state that works online automatically.As previously mentioned, the online discharge test of tested batteries I finishes, on work online the basis of overall process to charging and equipotential recovery, when discharge test device for distributed full online storage battery pack recovers capacity by the online charging of the tested batteries of on-line monitoring simultaneously, will carry out next tested batteries automatically and carry out online discharge test.Repeat the above-mentioned course of work (principle is the same), finish the online one by one discharge test maintenance work of all online batteries capacity automatically.
Because the positive-negative polarity of the safety protective circuit 3 in second kind of situation of present embodiment eight is opposite with first kind of situation, makes it to be applicable to+24V communication power supply backup battery group.The online discharge operation principle of this second kind of situation only is that with the difference of first kind of situation sense of current is opposite.
The online discharge operation principle of embodiment nine:
This embodiment nine also comprises two kinds of situations, shown in Figure 23,29,30, is compared to Figure 22 again, and the difference of its operation principle and embodiment eight is:
During discharge; operating current among the embodiment two via described batteries on-line testing diverter switch 13 outputs; flow to described DC-DC converter 12 respectively and directly arrive the first terminals A; and directly arrive the first terminals A via the operating current of the constant-current discharge load intelligence control circuit 5 discharge load circuit 6 of described series connection; and the operating current via described batteries on-line testing diverter switch 13 outputs among the embodiment three; arrive the first terminals A by importing the forward and reverse polarity work of power supply protective circuit 9 backs again after the constant-current discharge load intelligence control circuit 5 discharge load circuit 6 that flow to described DC-DC converter 12 and described series connection after the forward and reverse polarity work of the power supply protective circuit 9 respectively, all the other are constant.
The sense of current of second kind of situation of this embodiment nine and the current opposite in direction of first kind of situation, all the other are all identical.
Embodiment ten
See also shown in Figure 31, present embodiment ten is compared with embodiment eight, its difference only is, present embodiment ten also comprises a positive-negative polarity change over switch 11, the input of described positive-negative polarity change over switch 11 is connected to safety protective circuit 3, automatic current limiting charging and equipotential attachment security control circuit 4, DC-DC converter 12, exports and connect the two ends of the output of batteries on-line testing diverter switch 13; And this positive-negative polarity change over switch 11 also is connected with described MCU unit 21.
Refer again to Figure 30, it is easy to connect when the charge/discharge test device for distributed full online storage battery pack of present embodiment is used, a power supply output line is drawn in the input that connects described discharge load circuit 6, DC-DC converter 12, described DC-DC host work power supply 1, have the first binding post A; Draw a power supply output line on second safety protective circuit, 10 1 contacts that batteries on-line testing diverter switch 13 correspondences are connected in parallel again, has the second binding post B, promptly with the binding post B1～BN of online batteries one end (N specifically can according to the configuration of actual user's demand, according to communication power supply design specification multiple-connected battery group number configuration N≤4); Again on the output two ends common point of power positive cathode change over switch 8 that will and connect and online charging safety protective circuit 9; draw a power supply output line respectively; have two terminals; one of them terminals is the 3rd binding post D; another terminals are connected with the second binding post B through current detecting 11 in equipment, and its output keeps being connected in series with online batteries.
Selectable, in present embodiment ten, described DC-DC converter 12, DC-DC host work power supply 1, described constant-current discharge load intelligence control circuit 5 all have the characteristics of forward and reverse polarity power work.Can realize mode of operation, be applicable to the discharge maintenance test of the online batteries of communication power supply that difference is positive and negative with best safety.No matter working power is positive pole or minus earth, when this equipment carries out the on-line maintenance test, the power work earth terminal that only needs operation batteries side to connect, the risk of having avoided operation to bump ground short circuit, and have online batteries constant current pressure limiting charging and voltage stabilizing current-limiting charge maintenance function, maintenance test is used more flexible, safe and simple.
Therefore present embodiment ten has two kinds of situations, and the positive-negative polarity of the safety protective circuit 3 of these two kinds of situations is opposite, with adaptations-48V respectively and+two kinds of power supply system for communications equipment of 24V.Wherein, the positive pole that first kind of situation is safety protective circuit 3 is connected with the D-1 end and is connected to the 3rd binding post D; negative pole connects constant-current discharge load intelligence control circuit 5; and the positive-negative polarity of the first binding post A, the second binding post B of second kind of situation and first kind of situation and the 3rd binding post D is opposite with first kind of situation, and all the other are all identical.
Embodiment 11
See also Figure 32; present embodiment 11 is a kind of conversion to embodiment ten; it is compared with embodiment ten; the difference of the two is: the charge/discharge test device for distributed full online storage battery pack of present embodiment 11 also comprises the forward and reverse polarity work of power supply protective circuit 9; the input of the forward and reverse polarity work of this power supply protective circuit 9 is connected with positive-negative polarity change over switch 11 with described batteries on-line testing diverter switch 13 respectively; output is with after described constant-current discharge load intelligence control circuit 5 and discharge load circuit 6 are connected in series; serial connection is to DC-DC converter 12 parallel with one another again; DC-DC host work power supply 1, all the other structures are all identical with embodiment ten.
Illustrate: the forward and reverse polarity work of the input power supply protective circuit function that is distributed in described DC-DC converter 12, constant-current discharge load intelligence control circuit 5 and DC-DC host work power supply 1 among the embodiment ten, and embodiment 11 will supply with DC-DC converter 12, constant-current discharge load intelligence control circuit 5 and 1 three functional modules of DC-DC host work power supply by the output of the forward and reverse polarity work of power supply protective circuit 9.Therefore, above-mentioned these two embodiment have identical functions, therefore still can adapt to respectively-48V and+two kinds of power supply system for communications equipment of 24V.
Therefore present embodiment 11 also has two kinds of situations, and the positive-negative polarity of the safety protective circuit 3 of these two kinds of situations is opposite, with adaptations-48V respectively and+two kinds of power supply system for communications equipment of 24V.
Refer again to Figure 32, it is easy to connect when the charge/discharge test device for distributed full online storage battery pack of present embodiment is used, a power supply output line is drawn in the input that connects the forward and reverse polarity work of described power supply protective circuit 9, described DC-DC host work power supply 1, have the first binding post A; Draw a power supply output line on second safety protective circuit, 10 1 contacts that batteries on-line testing diverter switch 13 correspondences are connected in parallel again, has the second binding post B, promptly with the binding post B1～BN of online batteries one end (N specifically can according to the configuration of actual user's demand, according to communication power supply design specification multiple-connected battery group number configuration N≤4); Again on the output two ends common point of power positive cathode change over switch 8 that will and connect and online charging safety protective circuit 9; draw a power supply output line respectively; have two terminals; one of them terminals is the 3rd binding post D; another terminals are connected with the second binding post B through current detecting 11 in equipment, and its output keeps being connected in series with online batteries.
As Figure 33 and shown in Figure 34, be the two first kind of situation and-48V power supply system for communications equipment wiring schematic diagram of embodiment ten and embodiment 11.The input wires terminal that connects this charge/discharge test device for distributed full online storage battery pack by tested batteries promptly the first binding post A (negative pole) and the second binding post B (positive pole) as the working power of battery pack on-line testing equipment.Its output wiring terminal i.e. the 3rd binding post D (positive pole) is serially connected between tested batteries and the online communication equipment work power supply, and the positive pole that is connected in communication power supply device systems DC distributor compiles row.-48V power work ground is plus earth, and then the D end is connected with the D+1 end, and the D-1 end is connected with " on-line testing " end of batteries on-line testing diverter switch output.Menu according to discharging test device for full online storage battery MCU unit 21 is selected, the parameter setting, automatically control the output voltage (binding post B, D both end voltage) of DC-DC converter 12, promote online communication device works voltage, play the complete online discharge test purpose of battery pack.
But the description among the two first kind of situation and-48V power supply system for communications seamless link operation reference example eight and the embodiment nine of embodiment ten and embodiment 11 repeats no more herein.
Again as shown in figure 34, be embodiment ten or embodiment 11 and+24V power supply system for communications equipment wiring schematic diagram.The input wires terminal that connects this charge/discharge test device for distributed full online storage battery pack by tested batteries promptly the first binding post A (positive pole) and the second binding post B (negative pole) as the working power of battery pack on-line testing equipment.Its output wiring terminal i.e. the 3rd binding post D (negative pole) is serially connected between tested batteries and the online communication equipment work power supply, and the positive pole that is connected in communication power supply device systems DC distributor compiles row.+ 24V power work ground is minus earth, and then the D end is connected with the D+1 end, and the D-1 end is connected with " on-line testing " end of batteries on-line testing diverter switch output.Menu according to discharging test device for full online storage battery MCU unit 21 is selected, the parameter setting, automatically control the output voltage (binding post B, D both end voltage) of DC-DC converter 12, promote online communication device works voltage, play the complete online discharge test purpose of battery pack.
In conjunction with Figure 35 to Figure 36, below with-the online discharge capacity test job of 48V communication power supply backup battery group principle is an example, and the application operation principle of ten first kinds of situations of embodiment is described.
Selecting wherein now, one group-48V batteries I carries out online capacity discharge test, batteries I as shown in Figure 6 carries out online discharge capacity test, be somebody's turn to do mode artificial, automatic or remote monitoring control, MCU unit program control output one command signal by charge/discharge test device for distributed full online storage battery pack is passed through batteries on-line testing conversion control circuit drive controlling batteries on-line testing diverter switch, selects a tested batteries I to carry out online discharge capacity test.This tested batteries I makes tested batteries be in " on-line testing " operating state through the switching output of batteries on-line testing diverter switch.The anodal B1 end that connects of batteries I is through the output of batteries on-line testing diverter switch; switch to the D-1 end by the D end that connects conducting; and be connected in series with input power supply forward and reverse work protective circuit, make tested batteries I power supply provide working power to DC-DC converter, constant-current discharge load intelligence control circuit and discharge load circuit by the forward and reverse polarity work of input power supply protective circuit.Be serially connected with the B1 port of charge/discharge test device for distributed full online storage battery pack in this batteries I positive pole; connect the forward and reverse polarity work of input power supply protective circuit through batteries on-line testing diverter switch; make batteries I power supply and constant-current discharge load intelligence control circuit; discharge load circuit (being constant-current discharge load and intelligence control system circuit) series arm is finished and is connected in parallel; be serially connected with the B1 port of charge/discharge test device for distributed full online storage battery pack in this two batteries I positive pole; be connected in D-1 end and safety circuit parallel with one another through batteries on-line testing diverter switch; the output of DC-DC converter; automatic current limiting charging and the series connection of equipotential attachment security control circuit; export and connect the D+1 end and be connected to the D end; make charge/discharge test device for distributed full online storage battery pack be serially connected with tested batteries I and-48V power supply system for communications DC distributor between; make tested batteries I be in online capacity discharge test state; other batteries all keep the normal condition that works online, this moment by the charge/discharge test device for distributed full online storage battery pack system according to selection; function and parameter are provided with and finish the online constant-current discharge test of tested batteries automatically.
See also Figure 35, the online capacity discharge test of tested batteries I process, according to the test parameter setting, carry out the constant-current discharge test of online capacity with I 1 electric current that discharges, the constant-current discharge electric current I of carrying out greater than tested batteries I when online communication apparatus of load electric current and the batteries floating current sum (I equipment+I floating current) that works online is discharged 1 the time, the charge/discharge test device for distributed full online storage battery pack system controls DC-DC converter 12 automatically, with automatic steady current control output voltage U O, improve the stable voltage U of online output Online=U Battery pack 1+ U 0, it is online to communication equipment load constant-current discharge test job requirement to satisfy batteries I, forbids automatically or closes constant-current discharge load intelligence control circuit 5 and battery power discharge load circuit 6, keeps constant current to the online communication apparatus of load I that discharges Discharge 1=I B1=I D+1+ I A1=I Discharge D+ I Floating charge+ I Industry control+ I A(I The B1 dischargeBe the input service electric current of serial connection charge/discharge test device for distributed full online storage battery pack, I Discharge DFor tested batteries I to communication equipment electric electric current, I Floating chargeBe other batteries floating charge operating currents that works online; I Industry controlBe the operating current of the DC-DC host work power supply 1 in the charge/discharge test device for distributed full online storage battery pack, this DC-DC host work power supply 1 provides the working power of relevant control unit 2; I D+1Electric current I for DC-DC converter 7 output services AFor giving DC-DC converter 7 and constant-current discharge load intelligence control circuit 5, tested batteries I provides the operating current sum of importing power supply with battery power discharge load circuit 6.At this moment, I Constant Current Load=0.I A=I Constant Current Load+ I DC-DC=I DC-DC), online communication equipment work electric current I Equipment=I Rectifier+ I Discharge D, at this moment, the rectifier of operate as normal or high frequency switch power output current I RectifierLess than communication equipment loaded work piece electric current I EquipmentUnder normal operation, its-48V rectifier or HF switch output current I Whole The stream deviceBe communication equipment loaded work piece electric current I Load, batteries I discharging current I Discharge DWith the batteries floating current I that works online Floating chargeSum.Discharge process, the voltage of tested batteries I is along with the prolongation of discharging current and time, battery voltage also descends thereupon, adjust output voltage U O by the control of charge/discharge test device for distributed full online storage battery pack automatic steady current, the lifting voltage that works online makes tested batteries I carry out the capacity discharge test with constant electric current.The constant-current discharge electric current I of carrying out less than tested batteries I when online communication apparatus of load electric current and the batteries floating current sum (I equipment+I floating current) that works online is discharged 1 the time, the preferential control automatically DC-DC of charge/discharge test device for distributed full online storage battery pack system converter 12 is with automatic steady current control output voltage U O, improve the stable voltage U of online output Online=U Battery pack 1+ U 0Satisfy that batteries I is online preferentially to carry out constant current power supply to the communication equipment load, simultaneously carry out pressure limiting current stabilization numerical value according to actual online communication apparatus of load automatically, automatically the electric current of auxiliary constant-current discharge load intelligence control circuit 5 and discharge load circuit 6 is adjusted in control, keeps batteries I to carry out online constant-current discharge.At this moment, batteries I is to the auxiliary constant-current discharge load of the control of online communication apparatus of load and the charge/discharge test device for distributed full online storage battery pack system I that discharges Discharge 1=I The B1 discharge=I D+1+ I A1=I Discharge D+ I Floating charge+ I Industry control+ I A=I Discharge D+ I Floating charge+ I Industry control+ I Constant Current Load+ I DC-DCI A=I Constant Current Load+ I DC-DC), online communication equipment work electric current I Equipment=I Discharge DAt this moment, the rectifier of operate as normal or high frequency switch power output current I RectifierLess than communication equipment loaded work piece electric current I EquipmentWith batteries I discharging current I Discharge 1, and no-output.Under normal operation, its-48V rectifier or HF switch output current I RectifierBe communication equipment loaded work piece electric current I Equipment, batteries I discharging current I Discharge DWith the batteries floating current I that works online Floating chargeSum.Discharge process, the voltage of tested batteries I are along with the prolongation of discharging current and time, and battery voltage also descends thereupon, adjust output voltage U by distributed online batteries charge/discharge capacity integrated maintenance testing equipment automatic steady current control O, promote the voltage that works online, make tested batteries I carry out the discharge capacity test with constant electric current.Carry out the charge/discharge test device for distributed full online storage battery pack of discharge test; have equipment on-Line Voltage voltage-limiting protection, overvoltage protection; tested batteries discharge low-voltage variation, cell discharge off low-voltage variation, and battery discharge work current limliting and overcurrent protection.Concrete parameter setting; the user can set according to actual testing requirement; for avoiding customer parameter that mistake is set; the charge/discharge test device for distributed full online storage battery pack system also has parameter the upscale protection function is set, and is safe in utilization to guarantee the operation of charge/discharge test device for distributed full online storage battery pack system.
After online discharge finishes, be charged to equipotential automatically and recover to work online catenation principle as shown in figure 36:
After the online discharge test of tested batteries I finished, the charge/discharge test device for distributed full online storage battery pack system controlled DC-DC converter 12 and constant-current discharge load and intelligence control system circuit 5 automatically and is in closed condition, and the IA electric current is tending towards 0.The while charge/discharge test device for distributed full online storage battery pack controls the automatic current limiting charging automatically and protective circuit enters charging recovery process; utilize system's output voltage of online-48V rectifier or high frequency switch power equipment; tested batteries I is carried out current-limiting charge ,-48V rectifier or switch power supply output current I Rectifier=I Equipment+ I Charging D, tested batteries I charging current I The B1 charging=I Charging D-(I Floating charge+ I Industry control); prolongation along with charging current and time; the voltage of tested batteries I also increases; when when being tending towards equipotential with on-Line Voltage; carry out its charging current of intelligent diagnostics by the charge/discharge test device for distributed full online storage battery pack system; when voltage differences etc. satisfy condition; earlier finishing equipotential by the automatic current limiting charging with equipotential attachment security control circuit 4 is connected; again through the connection of second safety protective circuit 10; recover " online non-test " state in the switching of finishing batteries on-line testing diverter switch 13, finish batteries I discharge test and the recovery overall process that works online.
The online one by one discharge of batteries, charging return to " online non-test " operation principle overall process: this charge/discharge test device for distributed full online storage battery pack is by after being provided with of system program menu selection function, parameter, to control batteries on-line testing conversion control circuit drive controlling batteries on-line testing diverter switch 13 automatically by the MCU unit program and carry out " on-line testing " and conversion of " online non-test " mode of operation and control automatically, carry out the online one by one capacity discharge test of tested batteries, and recover the state that works online automatically.As previously mentioned, the online discharge test of tested batteries I finishes, on work online the basis of overall process to charging and equipotential recovery, when charge/discharge test device for distributed full online storage battery pack recovers capacity by the online charging of the tested batteries of on-line monitoring simultaneously, will carry out next tested batteries automatically and carry out online discharge test.Repeat the above-mentioned course of work (principle is the same), finish the online one by one discharge test maintenance work of all online batteries capacity automatically.
Second kind of situation of this embodiment ten be then please in conjunction with Figure 30 and shown in Figure 34, because the positive-negative polarity of the safety protective circuit 3 in second kind of situation of present embodiment and first kind of situation is opposite, makes it to be applicable to+24V communication power supply backup battery group.Therefore the online discharge operation principle of second kind of situation only is that with the difference of first kind of situation sense of current is opposite.
The online discharge operation principle of embodiment 11:
This embodiment 11 also comprises two kinds of situations, shown in Figure 37,38, is compared to Figure 35 and Figure 36 again, and the difference of first kind of situation of the operation principle of its first kind of situation and embodiment ten is:
During discharge; the electric current via described batteries on-line testing diverter switch 13, described DC-DC converter 12 among the embodiment ten directly arrives the first terminals A and described constant-current discharge load intelligence control circuit 5; then be to arrive the first terminals A and described constant-current discharge load intelligence control circuit 5 by the forward and reverse polarity work of power supply protective circuit 9 backs among the embodiment 11, all the other are constant.
During charging; the electric current via described automatic current limiting charging and equipotential attachment security control circuit 4 among the embodiment ten is directly to flow to described batteries on-line testing diverter switch 13, the arrival first terminals A and described constant-current discharge load intelligence control circuit 5 respectively; then be by arriving described batteries on-line testing diverter switch 13, the first terminals A and described constant-current discharge load intelligence control circuit 5 after the forward and reverse polarity work of the power supply protective circuit 9 more respectively among the embodiment 11, all the other are constant.
In like manner, the sense of current of second kind of situation of present embodiment 11 and the current opposite in direction of first kind of situation, all the other are all identical.
Each embodiment is in the discharge course of work as previously mentioned, and tested batteries I safety on line power supply is by safety protective circuit 3 and the 10 dual power supply safeguard protections of second safety protective circuit; And in charging process; if civil power takes place to interrupt or rectifier (high frequency switch power equipment) fault; cause other online batteries to be discharged to the phenomenon of online low pressure; great power bidirectional power supply static switch pipe forward conduction in second safety protective circuit 10 is connected in the power supply that works online thus; and carry out the connection of equipotential safety and protect; automatically close simultaneously the output of DC-DC converter 12, guaranteeing all can the uninterrupted safe power supply of real-time online in the tested batteries I charge or discharge test process.
In sum, the utility model charge/discharge test device for distributed full online storage battery pack has been realized the complete online unattended operation remote monitoring and administration of radio communication base station power supply backup battery group; Thoroughly solved the long-term problem that is perplexing communications industry power-source maintenance management work person and on-site maintenance personnel, can in time control all online battery capacities of existing network, emergency communication supportability and resource scheduling management level have been improved, simplified the maintenance management flow process, improved operating efficiency, save a large amount of maintenance costs, promote network operation safety and integrated operation maintenance management level.

Claims (12)

1. complete online batteries device systems, comprise that at least one tested batteries, is connected a discharging test device for full online storage battery at these tested batteries two ends and the communication equipment that is connected these discharging test device for full online storage battery two ends
It is characterized in that:
Described discharging test device for full online storage battery further comprises:
One DC-DC host work power supply, a control unit, a safety protective circuit connected with each other, an automatic current limiting charging and equipotential attachment security control circuit, and the constant-current discharge load intelligence control circuit and the discharge load circuit that are connected in series mutually;
Described control unit further comprises a MCU unit and a current/voltage data acquisition that all is connected with this MCU unit and conversion control circuit, batteries monomer voltage checkout equipment, data storage, telecommunication circuit again, LCD shows and the keyboard input;
The two ends of described safety protective circuit are connected in series between the DC distributor of communication storage battery group and power supply system for communications equipment, are connected in parallel in the two ends of automatic current limiting charging and equipotential attachment security control circuit simultaneously;
The output of DC-DC host work power supply is connected with described constant-current discharge load intelligence control circuit, described control unit in the described equipment;
Described MCU unit also is connected with described constant-current discharge load intelligence control circuit, automatic current limiting charging and equipotential attachment security control circuit respectively;
The input of described tested batteries constant-current discharge load in parallel intelligence control circuit, DC-DC host work power supply provides main frame operate as normal power supply.
2. a kind of complete online batteries device systems as claimed in claim 1, it is characterized in that: described discharging test device for full online storage battery also comprises one second safety protective circuit and a positive-negative polarity change over switch; The input of described positive-negative polarity change over switch is connected to described safety protective circuit, automatic current limiting charging and equipotential attachment security control circuit, exports and connect described second safety protective circuit.
3. a kind of complete online batteries device systems as claimed in claim 1 or 2; it is characterized in that: described discharging test device for full online storage battery also comprises a DC-DC converter; this DC-DC converter is respectively with safety protective circuit, an automatic current limiting charging and equipotential attachment security control circuit and connect; and this DC-DC converter is connected with described control unit, and is connected with described MCU unit.
4. a kind of complete online batteries device systems as claimed in claim 3 is characterized in that: described discharging test device for full online storage battery also comprises a batteries on-line testing diverter switch and a batteries on-line testing conversion control circuit;
After the corresponding input parallel connection of the input of described batteries on-line testing diverter switch and described second safety protective circuit, be connected in online batteries; And this a batteries on-line testing diverter switch wherein output is connected with the output of second safety protective circuit, another output respectively with and safety protective circuit, automatic current limiting charging and the equipotential attachment security control circuit, DC-DC converter one end that connect be connected, and be connected with an end of constant-current discharge load intelligence control circuit; Described batteries on-line testing diverter switch also is connected with one of input two ends of DC-DC host work power supply end and described MCU unit respectively;
Described batteries on-line testing conversion control circuit is connected with output, described batteries on-line testing diverter switch and the described MCU unit of DC-DC host work power supply in the described equipment respectively.
5. as claim 1,2 or 4 each described a kind of complete online batteries device systems; it is characterized in that: described discharging test device for full online storage battery also comprises the forward and reverse polarity work of power supply protective circuit, and the output of the forward and reverse polarity work of this power supply protective circuit is connected with DC-DC host work power supply with described constant-current discharge load intelligence control circuit respectively.
6. a kind of complete online batteries device systems as claimed in claim 3; it is characterized in that: described discharging test device for full online storage battery also comprises the forward and reverse polarity work of power supply protective circuit, and the output of the forward and reverse polarity work of this power supply protective circuit is connected with DC-DC host work power supply with described constant-current discharge load intelligence control circuit respectively.
7. as claim 1,2 or 4 each described a kind of complete online batteries device systems, it is characterized in that: described DC-DC host work power supply, described constant-current discharge load intelligence control circuit all have the characteristics of forward and reverse polarity power work.
8. a kind of complete online batteries device systems as claimed in claim 3 is characterized in that: described DC-DC host work power supply, described DC-DC converter, described constant-current discharge load intelligence control circuit all have the characteristics of forward and reverse polarity power work.
9. as claim 1,4,6 or 8 each described a kind of complete online batteries device systems, it is characterized in that: described discharging test device for full online storage battery also comprises an AC/DC Switching Power Supply and a current detection circuit; The input and output of described AC/DC Switching Power Supply connect described DC-DC host work power supply and civil power respectively; Described current detection circuit is coupled in this equipment and monitors an input that discharges and recharges working power of described tested batteries.
10. a kind of complete online batteries device systems as claimed in claim 5, it is characterized in that: described discharging test device for full online storage battery also comprises an AC/DC Switching Power Supply and a current detection circuit; The input and output of described AC/DC Switching Power Supply connect described DC-DC host work power supply and civil power respectively; Described current detection circuit is coupled in this equipment and monitors an input that discharges and recharges working power of described tested batteries.
11. a kind of complete online batteries device systems as claimed in claim 7, it is characterized in that: described discharging test device for full online storage battery also comprises an AC/DC Switching Power Supply and a current detection circuit; The input and output of described AC/DC Switching Power Supply connect described DC-DC host work power supply and civil power respectively; Described current detection circuit is coupled in this equipment and monitors an input that discharges and recharges working power of described tested batteries.
12. as claim 10 or 11 described a kind of complete online batteries device systems, it is characterized in that: described current detection circuit is a transducer; Described safety protective circuit is a heavy-duty diode; Described second safety protective circuit comprises that a great power bidirectional power supply static switch pipe, a direct current contactor and are used to control and protect the automatic protection circuit of this great power bidirectional power supply static switch pipe and D.C. contactor work, and described great power bidirectional power supply static switch pipe and D.C. contactor are connected in parallel.
CN2010201759149U 2010-04-09 2010-04-09 Full online storage battery equipment system Expired - Lifetime CN201674241U (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106154183A (en) * 2014-06-10 2016-11-23 温州贝腾特电气科技有限公司 Modular electric storage battery monitoring system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106154183A (en) * 2014-06-10 2016-11-23 温州贝腾特电气科技有限公司 Modular electric storage battery monitoring system

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