CN110380477A - A kind of accumulator super-charge control device - Google Patents
A kind of accumulator super-charge control device Download PDFInfo
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- CN110380477A CN110380477A CN201910650942.7A CN201910650942A CN110380477A CN 110380477 A CN110380477 A CN 110380477A CN 201910650942 A CN201910650942 A CN 201910650942A CN 110380477 A CN110380477 A CN 110380477A
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- 238000004891 communication Methods 0.000 claims abstract description 45
- 238000005070 sampling Methods 0.000 claims abstract description 24
- 230000003993 interaction Effects 0.000 claims abstract description 7
- 239000003990 capacitor Substances 0.000 claims description 36
- 230000000087 stabilizing effect Effects 0.000 claims description 19
- 230000003321 amplification Effects 0.000 claims description 17
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 17
- 230000005611 electricity Effects 0.000 claims description 13
- 239000000178 monomer Substances 0.000 claims description 10
- 238000010586 diagram Methods 0.000 description 15
- 238000000034 method Methods 0.000 description 14
- 230000008569 process Effects 0.000 description 11
- 230000001788 irregular Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000004913 activation Effects 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0013—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries acting upon several batteries simultaneously or sequentially
- H02J7/0014—Circuits for equalisation of charge between batteries
- H02J7/0016—Circuits for equalisation of charge between batteries using shunting, discharge or bypass circuits
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0047—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with monitoring or indicating devices or circuits
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/007—Regulation of charging or discharging current or voltage
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
- H02J7/00302—Overcharge protection
Abstract
The present invention proposes a kind of accumulator super-charge control device, including control host and several adjusting units, controlling host includes microprocessing unit and the first wireless communication module, it adjusts unit to include voltage sampling circuit, analog-digital converter, the second wireless communication module, master controller, adjust circuit, power supply circuit, wherein control host and adjusting unit pass through the first wireless communication module respectively, the second wireless communication module carries out data interaction；It controls in host, the first wireless communication module is connect with microprocessing unit；It adjusts in unit, the input terminal of voltage sampling circuit is electrically connected as the input terminal for adjusting unit with the output end of cell batteries；Voltage sampling circuit is connect by analog-digital converter with master controller, and master controller is connect with the second wireless communication module, and the output end of master controller is connect with the input terminal for adjusting circuit, and the output end for adjusting circuit is electrically connected with the input terminal of cell batteries；Master controller obtains working power by power supply circuit.
Description
Technical field
The present invention relates to Automation of Electric Systems device fields, more particularly, to a kind of accumulator super-charge control device.
Background technique
Transformer station direct current system is highly important power-supply system, must assure that uninterrupted power supply in use, and
Load unique energy resource supply when battery group is exchange power loss or other accident is the key equipment for guaranteeing uninterrupted power supply,
Therefore current transformer station direct current system generally uses battery group to provide uninterrupted power supply.The battery group of substation be by
The direct current system of several batteries 110V in series or 220V, You Yitai charger carry out the battery of whole group in battery group
Charging, however, since the internal resistance in battery group between each cell batteries is different, characteristic is different, it is single during the charging process
There is the irregular phenomenon of end voltage and exist to overcharge or charge less in accumulator body, thus cause battery capacity it is backward,
Deterioration problem eventually leads to the decline of battery group overall performance.
In view of the above-mentioned problems, the corrective measure being widely used at present includes: (1) manually using activation instrument to backward monomer
Battery carries out charge or discharge, and the battery high to voltage carries out electric discharge decompression, carries out supplement electricity to low-voltage storage battery, with this
Extend the service life of battery group, however this method needs to spend a large amount of manpower, and working efficiency is low；(2) to storage
Battery carries out proof discharge, carries out the charging and discharging of battery group in one cycle, but this method is difficult to reality
The charge and discharge balancing of existing battery group；(3) battery that internal resistance differs greatly is replaced by testing internal resistance, but equally existed
Ineffective problem.
Summary of the invention
The present invention is to overcome the defect that battery group equalizaing charge is difficult to realize described in the above-mentioned prior art, provides one kind
Accumulator super-charge control device, can be realized the equalizaing charge of battery group, and cell batteries in charging process is effectively avoided to deposit
The irregular phenomenon of voltage at end, and then solve the problems, such as that battery group overall performance declines.
In order to solve the above technical problems, technical scheme is as follows:
A kind of accumulator super-charge control device, including control host and several adjusting units, control host includes micro process
Unit and the first wireless communication module, adjust unit include voltage sampling circuit, analog-digital converter, the second wireless communication module,
Master controller adjusts circuit, power supply circuit, wherein control host and adjusting unit and passing through the first wireless communication module, the respectively
Two wireless communication modules carry out data interaction；
It controls in host, the output end of the first wireless communication module and the input terminal of microprocessing unit connect, micro process list
The output end of member is connect with the input terminal of the first wireless communication module；
It adjusts in unit, output of the input terminal of voltage sampling circuit as the input terminal and cell batteries for adjusting unit
End electrical connection；Voltage sampling circuit is connect with analog-digital converter；First input of the output end and master controller of analog-digital converter
End connection, the first output end of master controller are connect with the input terminal of the second wireless communication module, the second wireless communication module
The connection of second input terminal of output end and master controller, the second output terminal of master controller are connect with the input terminal for adjusting circuit,
The output end for adjusting circuit is electrically connected with the input terminal of cell batteries；The input of the input terminal and cell batteries of power supply circuit
End electrical connection, the output end of power supply circuit are electrically connected with the feeder ear of master controller.
In the technical program, each cell batteries in battery group are correspondingly arranged on an adjusting unit, each tune
Section unit sends current acquired cell batteries voltage value in control host, and control host adjusts unit to corresponding
Working signal is sent, to realize the data interaction adjusted between unit and control host.In charging process of storage battery set, adjust
It is through analog-digital converter that acquired voltage value is defeated after saving the voltage for obtaining cell batteries in unit by voltage sampling circuit
Enter into master controller, which is transmitted in control host by the second wireless communication module and is handled by master controller；Control
After the first wireless communication module in host processed receives the voltage value for adjusting unit transmission, it is transmitted in microprocessing unit and is divided
Analysis is handled, and judges whether to be higher than the corresponding upper threshold value of the cell batteries, if it is not, then with no treatment, cell batteries
Continue to charge；If so, proving that the cell batteries complete charging, control host is single to adjusting by the first wireless communication module
Member sends working signal, which is sent in master controller by the second wireless communication module adjusted in unit, master control
Device processed sends electric signal to circuit is adjusted, and adjusts circuit at this time and is connected and provides bypass channel for the cell batteries, external
It is that other charge less cell batteries in battery group continue to charge that the charging current of charging equipment input, which is adjusted circuit,.
Preferably, adjust circuit include resistance R3, it is resistance R4, resistance R5, resistance R6, resistance R7, triode Q1, adjustable steady
Press chip, in which:
One end of resistance R3 is electrically connected as the first input end for adjusting circuit with the first output end of master controller, resistance
The other end of R3 is electrically connected with the base stage of triode Q1；
One end of resistance R4 is electrically connected as the second input terminal for adjusting circuit with one end of cell batteries, resistance R4's
The other end is electrically connected with the collector of triode Q1；
The emitter of triode Q1 is electrically connected with the cathode of cell batteries；
The other end of resistance R3 is electrically connected with one end of resistance R5, the other end of resistance R5 and the emitter electricity of triode Q1
Connection；
The other end of resistance R4 is electrically connected with the input terminal of adjustable voltage stabilizing chip, the output end and resistance of adjustable voltage stabilizing chip
One end of R6 is electrically connected, and the other end of resistance R6 is electrically connected as the output end for adjusting circuit with the other end of cell batteries；
The other end of resistance R4 is electrically connected with one end of resistance R7, and the other end of the other end and resistance R6 of resistance R7 is electrically connected
It connects.
Preferably, adjusting unit further includes power supply circuit, the input terminal of power supply circuit and the input terminal electricity of cell batteries
Connection, the output end of power supply circuit are electrically connected with the feeder ear of master controller.
Preferably, power supply circuit includes diode D1, diode D2, inductance L1, capacitor C1, capacitor C2, resistance R1, resistance
R2 and voltage stabilizing chip, in which:
The anode of diode D1 is electrically connected as the input terminal of power supply circuit with the output end of cell batteries, diode D1
Cathode be electrically connected with one end of inductance L1, the other end of inductance L1 is electrically connected with the anode of diode D2, the yin of diode D2
Pole is electrically connected as the output end of power supply circuit with the feeder ear of master controller；
The cathode of diode D1 is electrically connected with one end of capacitor C1, the other end ground connection of capacitor C1；
The cathode of diode D2 is electrically connected with one end of resistance R1, and one end of the other end and resistance R2 of resistance R1 is electrically connected
It connects, the other end ground connection of resistance R2；
The cathode of diode D2 is electrically connected with one end of capacitor C2, the other end ground connection of capacitor C2；
The cathode of diode D1 is electrically connected with the input terminal of voltage stabilizing chip, and the output end of voltage stabilizing chip is another with resistance R1's
End electrical connection.
Preferably, adjusting unit further includes operational amplification circuit, the input terminal and voltage sampling circuit of operational amplification circuit
Output end electrical connection, the output end of operational amplification circuit is electrically connected with the input terminal of analog-digital converter.
Preferably, operational amplification circuit include resistance R8, resistance R9, resistance R10, resistance R11, resistance R12, inductance L2,
Capacitor C3, capacitor C4, operational amplifier, in which:
One end of resistance R8 is as the negative input of operational amplification circuit and the cathode output end electricity of voltage sampling circuit
Connection, the other end of resistance R8 and the inverting input terminal of operational amplifier connect, and the output end of operational amplifier is with resistance R12's
One end electrical connection, the other end of resistance R12 are electrically connected as the output end of operational amplification circuit with the input terminal of analog-digital converter；
The other end of resistance R8 is electrically connected with one end of resistance R9, the other end of resistance R9 and the output end of operational amplifier
Electrical connection；
One end of resistance R10 is electrically connected as the electrode input end of operational amplifier and the cathode output end of voltage sampling circuit
It connects, the other end of resistance R10 is electrically connected with the normal phase input end of operational amplifier；
The other end of resistance R10 is electrically connected with one end of resistance R11, the other end ground connection of resistance R11；
The positive power source terminal of operational amplifier is electrically connected with one end of inductance L2, and the other end and the positive supply of inductance L2 is electrically connected
It connects；
The positive power source terminal of operational amplifier is electrically connected with one end of capacitor C3, the other end ground connection of capacitor C3；
The positive power source terminal of operational amplifier is electrically connected with one end of capacitor C4, the other end ground connection of capacitor C4.
Preferably, control host further includes for the toggle switch for adjusting element address, the output end of toggle switch to be arranged
It is electrically connected with the input terminal of microprocessing unit, staff can make to control host to corresponding address by directly controlling toggle switch
Adjusting unit identified.
Preferably, adjusting unit further includes being used to indicate the LED indication module for adjusting cell operation state, LED indication mould
The input terminal of block is electrically connected with the third output end of master controller, adjust unit in master controller according to current working status to
Corresponding LED diode sends electric signal in LED indication module, and staff can be according to the bright light feelings of current LED indication module
Condition judges the corresponding working condition for adjusting unit of different monomers battery.
Compared with prior art, the beneficial effect of technical solution of the present invention is: being the list for completing charging by adjusting unit
Accumulator body provides bypass channel, and external charger is that other charge less batteries continue to charge by bypass channel, to make
Battery group entirety equalizaing charge, effectively solve during the charging process cell batteries there are the irregular phenomenon of end voltage with
And there are problems that overcharging or charge less.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of accumulator super-charge control device.
Fig. 2 is the circuit diagram for adjusting unit power supply circuit.
Fig. 3 is the circuit diagram for adjusting unitary operation amplifying circuit.
Fig. 4 is the circuit diagram for adjusting unit and adjusting circuit.
Fig. 5 is the circuit diagram for adjusting unit master controller.
Fig. 6 is the circuit diagram for adjusting unit analog-digital converter.
Fig. 7 is the circuit diagram for adjusting unit LEDs indicating module.
Fig. 8 is the use state diagram of accumulator super-charge control device.
Specific embodiment
The attached figures are only used for illustrative purposes and cannot be understood as limitating the patent；
In order to better illustrate this embodiment, the certain components of attached drawing have omission, zoom in or out, and do not represent actual product
Size；
To those skilled in the art, it is to be understood that certain known features and its explanation, which may be omitted, in attached drawing
's.
The following further describes the technical solution of the present invention with reference to the accompanying drawings and examples.
Embodiment 1
As shown in Figure 1, the structural schematic diagram of the accumulator super-charge control device for the present embodiment.
Accumulator super-charge control device in the present embodiment, including control host 1 and several adjusting units 2, control host 1
Including microprocessing unit 11 and the first wireless communication module 12, adjusting unit 2 includes voltage sampling circuit 21, operational amplification circuit
22, analog-digital converter 23, power supply circuit 24, the second wireless communication module 25, master controller 26, adjusting circuit 27, wherein power transformation
It stands and is charged by the external charger being arranged in series to battery group with battery, by the adjusting unit in the present embodiment
2 are arranged in the both ends of the cell batteries in battery group to be charged, and the control host 1 in the present embodiment and adjusting unit 2 divide
It Tong Guo not the first wireless communication module 12, the progress data interaction of the second wireless communication module 25.
In the control host 1 of the present embodiment, the input of the output end and microprocessing unit 11 of the first wireless communication module 12
End connection, the output end of microprocessing unit 11 are connect with the input terminal of the first wireless communication module 12；
It adjusts in unit 2, the input terminal of power supply circuit 24 is electrically connected with the output end of cell batteries, power supply circuit 24
Output end is electrically connected with the feeder ear of master controller 26；The input terminal of voltage sampling circuit 21 is as the input terminal for adjusting unit 2
It being electrically connected with the output end of cell batteries, the output end of voltage sampling circuit 21 is electrically connected with the input terminal of operational amplifier,
The output end of operational amplifier is connect with the input terminal of analog-digital converter 23, the output end and master controller 26 of analog-digital converter 23
First input end connection, an output end of master controller 26 connect with the input terminal of the second wireless communication module 25, the second nothing
The output end of line communication module 25 is connect with the second input terminal of master controller 26, the second output terminal and adjusting of master controller 26
The input terminal of circuit 27 connects, and the output end for adjusting circuit 27 is electrically connected with the input terminal of cell batteries.
As shown in Fig. 2, the circuit diagram of the power supply circuit for the present embodiment.Power supply circuit 24 in the present embodiment includes two poles
Pipe D1, diode D2, inductance L1, capacitor C1, capacitor C2, resistance R1, resistance R2 and voltage stabilizing chip, in which:
Voltage stabilizing chip uses LT1615 model chip, and which is applied to 350mA current limit and 1.2V~
The higher-wattage system of 15V input voltage range；
The anode of diode D1 is electrically connected as the input terminal of power supply circuit 24 with the output end of cell batteries, diode
The cathode of D1 is electrically connected with one end of inductance L1, and the other end of inductance L1 is electrically connected with the anode of diode D2, diode D2's
Cathode is electrically connected as the output end of power supply circuit 24 with the feeder ear of master controller 26；
The cathode of diode D1 is electrically connected with one end of capacitor C1, the other end ground connection of capacitor C1；
The cathode of diode D2 is electrically connected with one end of resistance R1, and one end of the other end and resistance R2 of resistance R1 is electrically connected
It connects, the other end ground connection of resistance R2；
The cathode of diode D2 is electrically connected with one end of capacitor C2, the other end ground connection of capacitor C2；
The cathode of diode D1 is electrically connected with the input terminal of voltage stabilizing chip, and the output end of voltage stabilizing chip is another with resistance R1's
End electrical connection.
As shown in figure 3, the circuit diagram of the operational amplification circuit for the present embodiment.Operational amplification circuit 22 in the present embodiment
Including resistance R8, resistance R9, resistance R10, resistance R11, resistance R12, inductance L2, capacitor C3, capacitor C4, operational amplifier,
In:
Operational amplifier uses OPA2333 model operational amplifier；
One end of resistance R8 is exported as the negative input of operational amplification circuit 22 and the cathode of voltage sampling circuit 21
End electrical connection, the other end of resistance R8 and the inverting input terminal of operational amplifier connect, the output end and resistance of operational amplifier
One end of R12 is electrically connected, and the other end of resistance R12 is as the output end of operational amplification circuit 22 and the input of analog-digital converter 23
End electrical connection；
The other end of resistance R8 is electrically connected with one end of resistance R9, the other end of resistance R9 and the output end of operational amplifier
Electrical connection；
One end of resistance R10 is as the electrode input end of operational amplifier and the cathode output end electricity of voltage sampling circuit 21
Connection, the other end of resistance R10 are electrically connected with the normal phase input end of operational amplifier；
The other end of resistance R10 is electrically connected with one end of resistance R11, the other end ground connection of resistance R11；
The positive power source terminal of operational amplifier is electrically connected with one end of inductance L2, and the other end and the positive supply of inductance L2 is electrically connected
It connects；
The positive power source terminal of operational amplifier is electrically connected with one end of capacitor C3, the other end ground connection of capacitor C3；
The positive power source terminal of operational amplifier is electrically connected with one end of capacitor C4, the other end ground connection of capacitor C4.
As shown in figure 4, the circuit diagram of the adjusting circuit for the present embodiment.Adjusting circuit 27 in the present embodiment includes resistance
R3, resistance R4, resistance R5, resistance R6, resistance R7, triode Q1, adjustable voltage stabilizing chip, in which:
Adjustable voltage stabilizing chip use LT1083 model voltage-stablizer, the chip be the positive adjustable voltage stabilizer of 7.5A low voltage difference, be with
The output electric current of 7.5A, 5A, 3A are provided higher than the efficiency of existing period and designed；
One end of resistance R3 is electrically connected as the first input end for adjusting circuit 27 with the first output end of master controller 26,
The other end of resistance R3 is electrically connected with the base stage of triode Q1；
One end of resistance R4 is electrically connected as the second input terminal for adjusting circuit 27 with one end of cell batteries, resistance R4
The other end be electrically connected with the collector of triode Q1；
The emitter of triode Q1 is electrically connected with the cathode of cell batteries；
The other end of resistance R3 is electrically connected with one end of resistance R5, the other end of resistance R5 and the emitter electricity of triode Q1
Connection；
The other end of resistance R4 is electrically connected with the input terminal of adjustable voltage stabilizing chip, the output end and resistance of adjustable voltage stabilizing chip
One end of R6 is electrically connected, and the other end of resistance R6 is electrically connected as the other end of the output end and cell batteries that adjust circuit 27
It connects；
The other end of resistance R4 is electrically connected with one end of resistance R7, and the other end of the other end and resistance R6 of resistance R7 is electrically connected
It connects.
It as shown in Figure 5,6, is the circuit diagram of adjusting the unit master controller and analog-digital converter of the present embodiment.
In the present embodiment, the master controller 26 adjusted in unit 2 uses STM32F101 series processors, analog-digital converter
23 use TM7705 chip, and the second wireless communication module 25 uses NRF905 wireless module；Control the first channel radio in host 1
Believe that module 12 similarly uses NRF905 wireless module, microprocessing unit 11, which is used to receive, adjusts the monomer electric power storage that unit 2 transmits
The voltage value in pond, and receive the upper threshold value of corresponding cell batteries, and by the current voltage value of above-mentioned cell batteries and
Threshold value compares thereon, if current voltage value is higher than threshold value thereon, microprocessing unit 11 passes through the first wireless communication
Module 12 sends working signal to unit 2 is adjusted, and makes to adjust 27 ON operation of adjusting circuit in unit 2, to cell batteries
Bypass channel is provided, for continuing to charge to charge less batteries other in battery group.
As shown in figure 8, the use state diagram of the accumulator super-charge control device for the present embodiment.
It in the specific implementation process, include 104 section cell batteries, the electric power storage to be charged in battery group to be charged
Pond group is charged by external DC charging motor.104 adjusting units 2 in the present embodiment are separately positioned on storage to be charged
Each cell batteries both ends in battery pack, each adjusting unit 2 and 1 control host 1 carry out data interaction.
In charging process of storage battery set, the electricity for obtaining cell batteries in unit 2 by voltage sampling circuit 21 is adjusted
After pressure, successively acquired voltage is amplified by operational amplification circuit 22, analog-digital converter 23, analog-to-digital conversion is voltage
The analogue value is simultaneously input in master controller 26, and master controller 26 transmits the voltage-mode analog values by the second wireless communication module 25
It is analyzed and processed into control host 1；It controls the first wireless communication module 12 in host 1 and receives what adjusting unit 2 was sent
It after voltage-mode analog values, is transmitted in microprocessing unit 11 and is analyzed and processed, judge whether corresponding higher than the cell batteries
Upper threshold value, if so, proving that the cell batteries complete charging, control host 1 passes through the first wireless communication module 12 to tune
It saves unit 2 and sends working signal, which is sent to master controller by the second wireless communication module 25 adjusted in unit 2
In 26, master controller 26 sends electric signal to circuit 27 is adjusted, and adjusts circuit 27 at this time and is connected and provides for the cell batteries
Bypass channel, it is that other charge less monomers in battery group store that the charging current of external charging equipment input, which is adjusted circuit 27,
Battery continues to charge, until the voltage value of all cell batteries reaches corresponding upper threshold value in battery group, that is, completes to store
The equalizaing charge of battery pack effectively extends battery group to solve the problems, such as occur overcharge in charging process of storage battery set
Service life.When DC charging equipment fault, battery group to be filled loses charge power supply, is now under on state
It adjusts circuit 27 to discharge to corresponding cell batteries, until adjuster ends when its end voltage is lower than lower threshold value, keep away
Exempt from monomer over-discharge phenomenon occur.
Embodiment 2
The present embodiment is additionally arranged 8 toggle switch 13 on control host 1, wherein dialling on the basis of above-described embodiment 1
The output end of code switch 13 is electrically connected with the input terminal of microprocessing unit 11, and settable 255 of 8 13 highests of toggle switch
Address, highest can support 256 monomer units, and different adjustment unit 2 can be arranged by different dial-up addresses in staff
Address can make to control host 1 to corresponding adjusting unit 2 and monomer electric power storage by adjusting toggle switch 13 in use
Pond carries out identifying processing.
The present embodiment is additionally arranged on adjusting unit 2 on the basis of above-described embodiment 1 and is used to indicate adjusting 2 work of unit
Make the LED indication module 28 of state.As shown in fig. 7, the circuit diagram of the LED indication module for the present embodiment.LED indication module 28
Input terminal be electrically connected with the third output end of master controller 26, adjust unit 2 in master controller 26 according to work at present shape
State corresponding LED diode into LED indication module 28 sends electric signal, and staff can be according to current LED indication module 28
Bright light situation judge different monomers battery it is corresponding adjust unit 2 working condition.
It in the specific implementation process, include 104 section cell batteries, the electric power storage to be charged in battery group to be charged
Pond group is charged by external DC charging motor.104 adjusting units 2 in the present embodiment are separately positioned on storage to be charged
Each cell batteries both ends in battery pack, each adjusting unit 2 and 1 control host 1 carry out data interaction.
In charging process of storage battery set, the electricity for obtaining cell batteries in unit 2 by voltage sampling circuit 21 is adjusted
After pressure, successively acquired voltage is amplified by operational amplification circuit 22, analog-digital converter 23, analog-to-digital conversion is voltage
The analogue value is simultaneously input in master controller 26, and master controller 26 transmits the voltage-mode analog values by the second wireless communication module 25
It is analyzed and processed into control host 1；It controls the first wireless communication module 12 in host 1 and receives what adjusting unit 2 was sent
It after voltage-mode analog values, is transmitted in microprocessing unit 11 and is analyzed and processed, judge whether corresponding higher than the cell batteries
Upper threshold value, if so, proving that the cell batteries complete charging, control host 1 passes through the first wireless communication module 12 to tune
It saves unit 2 and sends working signal, which is sent to master controller by the second wireless communication module 25 adjusted in unit 2
In 26, master controller 26 sends electric signal to circuit 27 is adjusted, and adjusts circuit 27 at this time and is connected and provides for the cell batteries
Bypass channel, it is that other charge less monomers in battery group store that the charging current of external charging equipment input, which is adjusted circuit 27,
Battery continues to charge, until the voltage value of all cell batteries reaches corresponding upper threshold value in battery group, that is, completes to store
The equalizaing charge of battery pack.Meanwhile staff can control host 1 and phase by the toggle switch 13 on setting control host 1
The adjusting unit 2 of dial-up address is answered to carry out data exchange, control host 1 obtains the current working condition and correspondence for adjusting unit 2
The voltage-mode analog values of cell batteries.
The same or similar label correspond to the same or similar components；
The terms describing the positional relationship in the drawings are only for illustration, should not be understood as the limitation to this patent；
Obviously, the above embodiment of the present invention be only to clearly illustrate example of the present invention, and not be pair
The restriction of embodiments of the present invention.For those of ordinary skill in the art, may be used also on the basis of the above description
To make other variations or changes in different ways.There is no necessity and possibility to exhaust all the enbodiments.It is all this
Made any modifications, equivalent replacements, and improvements etc., should be included in the claims in the present invention within the spirit and principle of invention
Protection scope within.
Claims (7)
1. a kind of accumulator super-charge control device, it is characterised in that: including control host and several adjusting units, the control master
Machine includes microprocessing unit and the first wireless communication module, and the adjusting unit includes voltage sampling circuit, analog-digital converter,
Two wireless communication modules, adjust circuit, power supply circuit at master controller, wherein the control host and adjusting unit pass through respectively
First wireless communication module, the second wireless communication module carry out data interaction；In the control host, first wireless communication
Module is connect with microprocessing unit；In the adjusting unit, the input terminal of the voltage sampling circuit is as the defeated of adjusting unit
Enter end to be electrically connected with the output end of cell batteries；The voltage sampling circuit is connect by analog-digital converter with master controller,
The master controller is connect with the second wireless communication module, and the output end of the master controller and the input terminal for adjusting circuit connect
It connects, the output end for adjusting circuit is electrically connected with the input terminal of cell batteries；The input terminal and monomer of the power supply circuit
The input terminal of battery is electrically connected, and the output end of the power supply circuit is electrically connected with the feeder ear of master controller；
After the voltage value that unit is adjusted by voltage sampling circuit acquisition cell batteries, through the analog-digital converter by institute
The voltage value of acquisition is input in master controller, which is transmitted to by the master controller by the second wireless communication module
It is analyzed and processed in control host；The first wireless communication module in the control host, which receives, adjusts the voltage that unit is sent
It after value, is transmitted in microprocessing unit and is analyzed and processed, it is corresponding to judge whether current voltage value is higher than the cell batteries
Upper threshold value, if so, proving that the cell batteries complete charging, control host is single to adjusting by the first wireless communication module
Member sends working signal, adjusts unit and receives and sends electric signal to adjusting circuit after working signal, and the adjustings circuit is connected simultaneously
Bypass channel is provided for the cell batteries, it is other charge less cell batteries in battery group that charging current, which is adjusted circuit,
Continue to charge.
2. accumulator super-charge control device according to claim 1, it is characterised in that: the adjusting circuit includes resistance
R3, resistance R4, resistance R5, resistance R6, resistance R7, triode Q1, adjustable voltage stabilizing chip, in which:
One end of the resistance R3 is electrically connected as the first input end for adjusting circuit with the first output end of master controller, described
The other end of resistance R3 is electrically connected with the base stage of triode Q1；
One end of the resistance R4 is electrically connected as the second input terminal for adjusting circuit with one end of cell batteries, the resistance
The other end of R4 is electrically connected with the collector of triode Q1；
The emitter of the triode Q1 is electrically connected with the cathode of cell batteries；
The other end of the resistance R3 is electrically connected with one end of resistance R5, the transmitting of the other end and triode Q1 of the resistance R5
Pole electrical connection；
The other end of the resistance R4 is electrically connected with the input terminal of adjustable voltage stabilizing chip, the output end of the adjustable voltage stabilizing chip with
One end of resistance R6 is electrically connected, the other end of the other end of the resistance R6 as the output end and cell batteries for adjusting circuit
Electrical connection；
The other end of the resistance R4 is electrically connected with one end of resistance R7, the other end of the resistance R7 and the other end of resistance R6
Electrical connection.
3. accumulator super-charge control device according to claim 1, it is characterised in that: the power supply circuit includes diode
D1, diode D2, inductance L1, capacitor C1, capacitor C2, resistance R1, resistance R2 and voltage stabilizing chip, in which:
The anode of the diode D1 is electrically connected as the input terminal of power supply circuit with the output end of cell batteries, two pole
The cathode of pipe D1 is electrically connected with one end of inductance L1, and the other end of the inductance L1 is electrically connected with the anode of diode D2, described
The cathode of diode D2 is electrically connected as the output end of power supply circuit with the feeder ear of master controller；
The cathode of the diode D1 is electrically connected with one end of capacitor C1, the other end ground connection of the capacitor C1；
The cathode of the diode D2 is electrically connected with one end of resistance R1, the other end of the resistance R1 and one end electricity of resistance R2
Connection, the other end ground connection of the resistance R2；
The cathode of the diode D2 is electrically connected with one end of capacitor C2, the other end ground connection of the capacitor C2；
The cathode of the diode D1 is electrically connected with the input terminal of voltage stabilizing chip, and the output end of the voltage stabilizing chip is with resistance R1's
Other end electrical connection.
4. accumulator super-charge control device according to claim 1, it is characterised in that: the adjusting unit further includes operation
Amplifying circuit, the input terminal of the operational amplification circuit are electrically connected with the output end of voltage sampling circuit, the operation amplifier electricity
The output end on road is electrically connected with the input terminal of analog-digital converter.
5. accumulator super-charge control device according to claim 4, it is characterised in that: the operational amplification circuit includes electricity
Hinder R8, resistance R9, resistance R10, resistance R11, resistance R12, inductance L2, capacitor C3, capacitor C4, operational amplifier, in which:
One end of the resistance R8 is as the negative input of operational amplification circuit and the cathode output end electricity of voltage sampling circuit
The inverting input terminal of connection, the other end of the resistance R8 and operational amplifier connects, the output end of the operational amplifier with
One end of resistance R12 is electrically connected, the output end and analog-digital converter of the other end of the resistance R12 as operational amplification circuit
Input terminal electrical connection；
The other end of the resistance R8 is electrically connected with one end of resistance R9, the other end of the resistance R9 and operational amplifier it is defeated
Outlet electrical connection；
One end of the resistance R10 is electrically connected as the electrode input end of operational amplifier and the cathode output end of voltage sampling circuit
It connects, the other end of the resistance R10 is electrically connected with the normal phase input end of operational amplifier；
The other end of the resistance R10 is electrically connected with one end of resistance R11, the other end ground connection of the resistance R11；
The positive power source terminal of the operational amplifier is electrically connected with one end of inductance L2, the other end and the positive supply electricity of the inductance L2
Connection；
The positive power source terminal of the operational amplifier is electrically connected with one end of capacitor C3, the other end ground connection of the capacitor C3；
The positive power source terminal of the operational amplifier is electrically connected with one end of capacitor C4, the other end ground connection of the capacitor C4.
6. described in any item accumulator super-charge control devices according to claim 1~5, it is characterised in that: the control host
It further include for the toggle switch for adjusting element address, the output end of the toggle switch and the input terminal of microprocessing unit to be arranged
Electrical connection.
7. accumulator super-charge control device according to claim 6, it is characterised in that: the adjusting unit further includes being used for
Indicate that the LED indication module of adjusting cell operation state, the input terminal of the LED indication module and the third of master controller export
End electrical connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910650942.7A CN110380477A (en) | 2019-07-18 | 2019-07-18 | A kind of accumulator super-charge control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910650942.7A CN110380477A (en) | 2019-07-18 | 2019-07-18 | A kind of accumulator super-charge control device |
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| Publication Number | Publication Date |
|---|---|
| CN110380477A true CN110380477A (en) | 2019-10-25 |
Family
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910650942.7A Pending CN110380477A (en) | 2019-07-18 | 2019-07-18 | A kind of accumulator super-charge control device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN202586386U (en) * | 2012-01-18 | 2012-12-05 | 天津市泰威科技发展有限公司 | An inspection and maintenance and equalizing maintenance device of motive power battery pack |
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| CN210111646U (en) * | 2019-07-18 | 2020-02-21 | 广东电网有限责任公司 | Overcharge control device for storage battery |
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2019
- 2019-07-18 CN CN201910650942.7A patent/CN110380477A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202586386U (en) * | 2012-01-18 | 2012-12-05 | 天津市泰威科技发展有限公司 | An inspection and maintenance and equalizing maintenance device of motive power battery pack |
| CN104051806A (en) * | 2014-06-09 | 2014-09-17 | 广东电网公司中山供电局 | Whole storage battery pack as well as maintaining device and method thereof |
| CN104779665A (en) * | 2015-03-12 | 2015-07-15 | 浙江大学 | Mobile power supply capable of equalizing charge |
| CN207069606U (en) * | 2017-04-15 | 2018-03-02 | 四川新三甲电子科技有限公司 | Battery protection balanced device |
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