CN107453431A - A kind of control panel and its charge/discharge control method of fixed battery pack - Google Patents
A kind of control panel and its charge/discharge control method of fixed battery pack Download PDFInfo
- Publication number
- CN107453431A CN107453431A CN201710690273.7A CN201710690273A CN107453431A CN 107453431 A CN107453431 A CN 107453431A CN 201710690273 A CN201710690273 A CN 201710690273A CN 107453431 A CN107453431 A CN 107453431A
- Authority
- CN
- China
- Prior art keywords
- battery pack
- module
- discharge
- battery
- voltage
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims abstract description 28
- 230000005611 electricity Effects 0.000 claims description 21
- 238000007599 discharging Methods 0.000 claims description 14
- 238000012544 monitoring process Methods 0.000 claims description 13
- 238000005516 engineering process Methods 0.000 claims description 12
- 238000007689 inspection Methods 0.000 claims description 11
- 238000007667 floating Methods 0.000 claims description 8
- 239000004020 conductor Substances 0.000 claims description 5
- 238000012545 processing Methods 0.000 abstract description 4
- 230000006870 function Effects 0.000 description 18
- 238000004891 communication Methods 0.000 description 11
- 238000013461 design Methods 0.000 description 9
- 238000006243 chemical reaction Methods 0.000 description 7
- 239000000178 monomer Substances 0.000 description 7
- 238000010586 diagram Methods 0.000 description 5
- 230000011664 signaling Effects 0.000 description 4
- 238000004146 energy storage Methods 0.000 description 3
- 238000005070 sampling Methods 0.000 description 3
- 241000894007 species Species 0.000 description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 230000003111 delayed effect Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 241000208340 Araliaceae Species 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 1
- 235000003140 Panax quinquefolius Nutrition 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000005188 flotation Methods 0.000 description 1
- 235000008434 ginseng Nutrition 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- H02J7/0026—
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/44—Methods for charging or discharging
- H01M10/441—Methods for charging or discharging for several batteries or cells simultaneously or sequentially
-
- 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
- H02J7/0068—Battery or charger load switching, e.g. concurrent charging and load supply
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2220/00—Batteries for particular applications
- H01M2220/10—Batteries in stationary systems, e.g. emergency power source in plant
-
- 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
-
- 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
- H02J7/00306—Overdischarge protection
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Power Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention provides a kind of control panel and its charge/discharge control method of fixed battery pack, the control panel includes signal processor, polling module, discharge module, charging module and digital independent interface;The signal output part of the signal input part connection polling module of signal processor, its signal output part connect the signal input part of discharge module, charging module and digital independent interface respectively;Digital independent interface is used for outside reading equipment and reads information data by connecting;The signal input part of polling module is connected with the both ends of battery pack and the series connection tap terminals of each modular battery;Equipment of the present invention and charge/discharge control method can read equipment for outside and provide information data, signal acquisition, processing are carried out to the voltage status of each modular battery, control capability falls behind modular battery and is not overcharged by deep discharge and not, extends the service life of fixation battery pack.
Description
Technical field
The present invention relates to the power control unit design field of fixation battery pack, more particularly to a kind of fixation battery pack
Control panel and its charge/discharge control method.
Background technology
Fixed is a vital classification of battery industry product with battery pack, and its handling characteristics is stationary applica-tions, battery
Group does not move with discharge load, and monomer idle capacity is generally large or battery voltage is higher, rate and charging system during electric discharge
Formula is also different from the power accumulator of electric car, is widely used in the fields such as communication equipment station UPS and energy storage, such as communication equipment station
It is fixed to be typically connected into 48 volts of battery packs uses by 24 nominal 2 volts of monomer lead acid storage batteries with battery pack.Used due to fixed
Battery pack is using lead-acid accumulator as the market mainstream, its relative low price, and conventional management of charging and discharging is typically to control whole group battery
Both end voltage, for the modular battery or monomer that certain in battery pack falls behind, will cause by deep discharge, can be led to again during charging
Overcharged, its capacity is accelerated decay.
In the development of technology in recent years, electric car industry is for the short problem of power battery pack application life, it is proposed that a variety of
For the technical scheme of power battery group management, the application life of power battery pack is being improved to a certain degree, but use fixed
Battery applications field, for the technical scheme relative deficiency of application life management.
Fixed why to be extremely difficult to design service life with battery pack, one of major reason is not find in time
The modular battery or monomer of capacity lagging, therefore, industry wishes to seek to find that capacity falls in fixation battery pack in time to a kind of
Afterwards modular battery or monomer, effectively prevent capacity lagging modular battery or monomer deep discharge and the technical scheme of overcharge, improve
The physical life of fixation battery pack.
The content of the invention
It is an object of the present invention to for technology existing for the series battery routine management of charging and discharging of fixation battery pack
Defect, there is provided a kind of control panel scheme for being different from conventional design, the control panel, which has, stores and be read capacity lagging
The discharge voltage data of modular battery, the function of preventing capacity lagging modular battery deep discharge and overcharge, extend capacity and fall
The matching service life of modular battery afterwards, reduce the replacement cost of series battery.Battery pack or module electricity of the present invention
Pond uses for stationary applica-tions, such as fields such as communication equipment station UPS and energy storage;Described modular battery, including but not only
It is limited to the commonly called A-battery group of industry or monomer.
To realize above-mentioned technical purpose, the invention provides a kind of control panel of fixed battery pack, the control panel
Including:Signal processor, polling module, charging module, discharge module and digital independent interface;Described signal processor is at least
Including voltage signal comparing function and logical process function, its signal input part connects the signal output part of the polling module,
Its signal output part connects the signal input part of described discharge module, charging module and digital independent interface respectively;The number
It is used to provide information data by connection for the digital independent equipment of outside according to interface is read;The power input of the discharge module
End is connected with battery pack both ends, its power output end connection discharge load;The power output end connection of the charging module
Battery pack both ends, its power input connection external power source;The polling module signal input part connection battery pack both ends with
And in battery pack each modular battery series connection tap terminals;Described control panel performs convention floating charge to the fixation with battery pack
Electricity, and control of discharge and the charge control operation of setting are performed to battery pack.
In the present invention, the fixation battery pack that the control panel uses is coordinated to include at least two modules being connected in series
Battery, and serial interface of the modular battery both ends in battery pack is provided with tap terminals.
In above-mentioned technical proposal, the automatically controlled program that charge control operation is performed to battery pack is built in charging module,
Charging module is preferentially controlled by the signal instruction of the signal processor to the constant voltage values that battery pack charges;Described is preferential
It is controlled, it is the constant electricity that signal processor instruction is performed when charging module receives the signal instruction that signal processor is sent
Pressure value, when signal processor is without instruction, charging module performs built-in automatically controlled program.
In above-mentioned technical proposal, the digital independent interface and the outside connected mode for reading equipment include data conductor with
And Bluetooth technology.
One kind as above-mentioned technical proposal is improved, signal processor, polling module, the electric discharge mould of the control panel
Discrete setting or selective combination settings or shared integrated module are set between block, charging module and digital independent interface.Institute
The selective combination settings stated, including partial function the control submodule of each module or repertoire it is integrated, example
Partial function or repertoire such as the polling module are integrated in signal processor, discharge module collection integrated with charging module
Into design.
Based on the control panel of above-mentioned fixation battery pack, present invention also offers a kind of electricity of the fixation battery pack
The charge/discharge control method of equipment is controlled, this method includes:
Step 1) is charged using charging module to battery pack with the float charge voltage value set.
Step 2) carries out data routing inspection using polling module to the real-time voltage of the modules battery;
Step 3) passes through signal processor receiving step 2) described in voltage polling data, and as signal processor will described in
Voltage polling data compared with threshold values of storage setting in it, when detecting in battery pack under the voltage of any modular battery
When dropping to the threshold values of interior storage setting, send signal control discharge module and terminate to battery power discharge;
Step 4) utilizes signal processor record and storage steps 2) or step 3) obtained termination battery power discharge moment
The data of the minimum capacity lagging modular battery of magnitude of voltage;
Step 5) utilizes signal processor control charging module to charge battery pack after electric discharge is terminated, and passes through step 4)
Data record, the voltage rise condition of the capacity lagging modular battery is monitored, when monitoring the capacity lagging module electricity
During the charging upper limit value Vm/V for being reached interior storage setting by charging voltage in pond, perseverance is used as by charging voltage using the corresponding moment battery pack
Determine magnitude of voltage, send signal instruction and control charging module to battery pack constant-voltage charge, when the electricity that charging module charges to battery pack
When flowing down setting value built in being down to, the float charge voltage value floating charge set is transformed to.
In above-mentioned technical proposal, described step 4) also includes:Utilize signal processor record and storage steps 2) or step
The real-time voltage data of the modules battery at the rapid termination battery power discharge moment 3) obtained.
In above-mentioned technical proposal, step 5) the signal processor control charging module is to battery pack after electric discharge is terminated
Charging, including external power source incoming call starts immediately, the delay some time starts and treated in battery pack and appoints after external power source incoming call
The voltage of one modular battery starts at the time of dropping to interior storage setting threshold values.The constant-voltage charge upper limit of storage setting in signal processor
Value Vm/V, determined by the modular battery species of the battery pack, the described preferred National Technical marks of constant-voltage charge higher limit Vm/V
Recommendation of the accurate or industry to the kind of module battery.
A kind of fixation of the present invention is with the control panel and its charge/discharge control method advantage of battery pack:
With the present invention control panel in series battery modules battery real-time voltage carry out signal acquisition,
Processing, data are provided to read equipment outside the control panel, control capability backwardness modular battery not by deep discharge and not by
Overcharge, so as to extend the matching service life of modular battery, reduce battery replacement cost.
Brief description of the drawings
Fig. 1 is signal monitoring structural representation of the conventional control panel to fixation battery pack.
Fig. 2 a be in the present invention control panel to the signal monitoring control structure schematic diagram of fixation battery pack.
Fig. 2 b are the structure rough schematic views of the control panel shown in Fig. 2 a.
Fig. 3 is the control panel logic control constructs schematic diagram of signal processor and polling module combination settings.
Fig. 4 is the control panel logic control constructs schematic diagram of charging module and discharge module combination settings.
It is automatically controlled with discharge module combination settings and signal processor and polling module combination settings that Fig. 5 is charging module
Apparatus logic control structure schematic diagram.
Accompanying drawing identifies:
1st, battery pack 1a, the first modular battery 1b, the second modular battery
2nd, signal processor 3, polling module 5, discharge module
6th, charging module 7, discharge load 8, digital independent interface
9th, conventional discharge management system 10, normal charge management system
Embodiment
With reference to the accompanying drawings and examples further the control panel to a kind of fixed battery pack of the present invention and
Its charge/discharge control method is described in detail.
Shown in Fig. 1 it is one and the most simple of fixation battery pack is formed by the first modular battery 1a and the second modular battery 1b
State example, be the characteristics of conventional charge and discharge control the both ends using two modular battery 1a/1b series connection as voltage signal monitoring object, often
Rule electric discharge management system 9 is all connected with the both ends of battery pack, this simple charge and discharge control pipe with normal charge management system 10
Reason system and the untrue actual discharge voltage for predicting two modular battery 1a/1b, it is inevitable when two modular batteries are unbalanced
There is a wherein modular battery that deep discharge occurs.
It is automatically controlled in one embodiment of the control panel of fixation battery pack provided by the invention referring to shown in Fig. 2 a
Equipment includes:Polling module 3, signal processor 2, discharge module 5, charging module 6 and digital independent interface 8, wherein, battery pack
1 is made up of two the first modular battery 1a being connected in series and the second modular battery 1b, and the first modular battery 1a and the second mould
Block battery 1b serial interface is provided with series connection tap terminals;Signal processor 2 has the logical process function of voltage signal, and it is believed
The voltage signal output end of number input connection polling module 3, its three signal output parts connect discharge module 5, charging respectively
The signal input part of module 6 and digital independent interface;The both ends of the power input connection battery pack 1 of discharge module 5, its electricity
Source output terminal connects the discharge load 7 of battery pack;The both ends of the power output end connection battery pack 1 of charging module 6, its power supply are defeated
The external power source for entering the end connection fixation battery pack (represents logic control relation, Fig. 2 a do not indicate discharge module to be clear
5/ charging module 6 and the connection at the both ends of battery pack 1);Three signal input parts of polling module 3 connect the first modular battery respectively
The both ends and series connection tap terminals that 1a and the second modular battery 1b are connected in series.In the embodiment, charging module 6 is to battery pack 1
Charged with the float charge voltage value of setting, when battery pack 1 is discharged, polling module 3 passes through the electric discharge to two modular battery 1a/1b
Voltage carries out real-time inspection, and interior storage can be read in signal processor in real-time discharge voltage data dynamic storage, is set to be automatically controlled
Standby outside reading equipment provides data;And by signal processor 2 two modular battery 1a/1b discharge voltage data with it is interior
Storage data are compared, and when the magnitude of voltage for detecting any modular battery drops to the threshold values of interior storage setting, send signal control
Discharge module 5 processed is terminated to battery power discharge;During the electric discharge observing and controlling, signal processor is also monitored and recorded in battery pack
The data of the minimum capacity lagging modular battery of discharge voltage value, monitoring objective foundation is provided for battery pack charging next time, to electricity
Pond group performs charging operations.
In the present invention, described control panel can with the conventional discrete setting of management of charging and discharging system of fixation battery pack,
Also can be by its partial function or repertoire and described conventional management of charging and discharging System all-in-one Integration;Described discharge load
7 include the device of such as communication equipment station system, energy-storage system and other use fixation battery packs;Described fixation battery
Group or/and modular battery, including the secondary cell used that can arbitrarily charge repeatedly, such as lead battery, lithium battery, nickel-based battery and gold
Belong to hydrogen storage battery;Described modular battery can be that series/parallel forms inside cell or multiple cells
Integration product, including modular battery group, modular battery group refer exclusively to more than two modular batteries internal or external series/parallel combinations
Connected mode.
The internal structure of signal processor 2 generally comprises signaling interface, operating circuit and some function sub-modules, such as
Interior storage, timing, computing submodule, due to the development of large scale integrated circuit, the one of in the market a large amount of signal logic processing
Body IC-components, therefore in technical solutions according to the invention, the function that signal processor 2 needs only is illustrated, it is right
Inside modules structure is not limited in any way.The threshold values of storage setting, preferred module battery 1a/1b species in the signal processor 2
National technical standard or industry recommendation depending on, such as modular battery 1a/1b select nominal 2V lead accumulator, rower recommend
Electric discharge lower limit be 1.80V.
In the present invention, discharge module 5 has to be controlled and by the priority acccess control of signal processor 2 by the system of discharge load 7
Function, discharge module 5 can intactly independent design, the interface circuit of priority acccess control can also be added in conventional discharge management system
And formed, including be arranged to switch with the logic power that battery power discharge output end is connected in series.Discharge module 5 is by signal transacting
The digital control logic of method for controlling priority generally use 0/1 of device 2, in one embodiment, discharge module 5 and fixation battery
Group the discrete setting of electric discharge management system, discharge module 5 for electric discharge management system priority acccess control interface circuit, the priority acccess control
Interface circuit is controlled by 0/1 that signal processor 2 exports and instructed, the normal work when receiving " 1 " signal of discharge module 5, when
Do not worked when receiving " 0 " signal.The power supply output form of the discharge module is any, including direct current, inversion are regular alternating current
The waveform of electricity and electric current, frequency are any.Described termination electric discharge, including signal processor 2 control discharge module 5 to terminate to electricity
The electric discharge of pond group 1, and discharge load 7 terminate the electric discharge to battery pack 1 in conventional operation, due to fixed logical with battery pack 1
It is often standby or uses as accessory power supply, it is priority that termination of the discharge load 7 to battery pack 1, which is discharged, and battery pack 1 exists
The less electricity of emptying completely in actual use.
Charging module 6 has the function of being monitored to the constant-potential charge of battery pack 1 and charging current, and it fills to battery pack 1
Charging stream/limitation the current value that rises of electricity is sent in the built-in setting of charging module 6, charging constant voltage values according to signal processor 2
Signal instruction and preferentially perform, when signal processor 2 monitors capacity lagging modular battery, (discharge voltage value is most in battery pack
It is low) risen to by charging voltage it is interior storage setting value when, send corresponding constant-voltage charge program or constant-voltage charge signal instruction control
Charging module 6 performs charging operations to the real time charging voltage of battery pack 1 using this moment as constant voltage values;It is described to battery
Group 1 perform conversion floating charging and and its conversion logical condition, set in charging module 6.Charging module 6 can independent design,
Can also be added in normal charge management system can be formed by the logical control interface of the priority acccess control of signal processor 2.
Digital independent interface 8 is used to provide information data by connection for the reading equipment outside the control panel, believes
Number processor 2 is provided with the submodule of storage in data, and outside is read equipment and the connected mode of digital independent interface 8 and can used
Routine data wire, conductor interface can be with additional mechanical plug connectors;Described connected mode can also use electronics industry is used to claim
Bluetooth technology, bluetooth described herein be a kind of achievable digital independent interface 8 by particular radio frequency (using 2.4-
The UHF radio waves of 2.485GHz ISM band) read to the outside technology for reading equipment short distance and providing wireless data, data
Take the data transmitting terminal that interface 8 is Bluetooth technology.The data of storage in the signal processor 2, including each modular battery with
And battery pack 1 terminates the real-time voltage value of discharging time, such as signal processor 2 described in above example sends signal control and put
(voltage of wherein one battery drops to letter to the magnitude of voltage at electric termination two modular battery 1a/1b of the battery power discharge moment of module 5
The magnitude of voltage of storage setting in number processor 2).By the connection of external data reading device, conveniently can obtain in battery pack
Each modular battery terminates the real-time voltage value of discharging time, is easy to accurate detection, changes the modular battery of capacity lagging.
The integrated circuit modules that market is exclusively used in voltage signal inspection typically add microprocessor structure by A/D conversion special chips
Into A/D conversion special chips are responsible for the analog signal of voltage being converted to data signal, and microprocessor is controlled right at different moments
Certain modular battery in series battery is sampled, and is compared by the sampling time, can accurately know the reality of certain modular battery
When voltage, using this kind of special polling module, the first modular battery 1a and second shown in Fig. 2 a is predicted from its output end can
Modular battery 1b real-time voltage, the precision of the integrated circuit modules of this kind of special inspection signal transacting is general higher, and signal is defeated
It is also more to enter end, suitable for the real-time voltage inspection of numerous modular batteries.When the signal input part for the signal processor 2 chosen
Enough used times, the signal processing function of voltage polling can also be integrated in signal processor, the signal input of the voltage polling
End is typically designed as (n+1) road input channel, and n is the modular battery number of elements in series battery, during work, in signal processor
The A/D transform subblocks in portion are responsible for the analog signal of voltage being converted to data signal, and microprocessor is controlled right at different moments
Certain modular battery in battery pack is sampled, and the real-time voltage of certain modular battery is more equally would know that by the sampling time.
In a polling module 3 and the interface-embodiment of battery pack, examined in determination is electric for the 48V at general communication machine station
Pond group, the battery pack are composed in series by 24 2V lead accumulators, and its both ends adds 23 tap terminals totally 25 external signaling interfaces, point
Do not connect with 25 signal input parts of polling module, polling module selection A/D conversion special chips, its signal output part is with believing
The signal input part of number processor connects, and A/D conversion special chips are responsible for the analog signal of voltage being converted to data signal, by
Signal processor 2 controls the polling module being sampled at different moments to the modular battery in series battery, passes through sampling
Time compares, and can know the real-time voltage of certain modular battery.Real-time electricity of the polling module 3 except monitoring each modular battery
Pressure, can also monitor battery pack both end voltage simultaneously.In the following drawings and explanation, polling module 3 and series electrical are no longer specially indicated
The inspection schematic construction of modular battery in pond group 1, the control panel schematic diagram of inspection structure shown in Fig. 2 a are reduced to shown in Fig. 2 b.
In the present invention, polling module 3, signal processor 2, the charging module 6 of discharge module 5 and the data of the control panel
Read interface 8 discrete to set, also alternative combination settings, the above-mentioned function by voltage polling module 3 are integrated at signal
Reason device 2 is one embodiment of selective combination settings, as shown in Figure 3;Similarly, the function of discharge module 5 and charging module 6
Integrated module setting can be shared, as shown in Figure 4 and Figure 5;Even can by polling module 3, signal processor 2, discharge module 5,
The repertoire that charging module 6 includes digital independent interface 8 shares integrated module setting.
Present invention also offers a kind of charge/discharge control method of the control panel of the fixation battery pack, this method with
The real-time discharge voltage value of any modular battery in battery pack drops to foundation of the threshold values of interior storage setting as termination electric discharge,
And filled using the capacity lagging modular battery in battery pack by charging pressure condition as monitoring object by signal processor control
Electric module performs the charging operations of flotation constant pressure value to whole group battery.With reference to the control panel shown in figure 2-5, described discharge and recharge
Control method specifically includes following steps:
Step 1) is charged using charging module 6 to battery pack 1 with the float charge voltage value of setting.
Step 2) carries out data routing inspection using polling module 3 to the real-time voltage of the modules battery;
Step 3) passes through the receiving step 2 of signal processor 2) described in voltage polling data, and by signal processor 2 by institute
The voltage polling data stated are compared with the threshold values of storage setting in it, when the electricity for detecting any modular battery in battery pack 1
When pressure drops to the threshold values of interior storage setting, send signal control discharge module 5 and terminate and battery pack 1 is discharged;
Step 4) utilizes the record of signal processor 2 and storage steps 2) or step 3) obtained termination battery pack 1 when discharging
Carve the data of the minimum capacity lagging modular battery of magnitude of voltage;
Step 5) utilizes signal processor 2 to control charging module 6 to charge battery pack 1 after electric discharge is terminated, and passes through step
Rapid data record 4), the voltage rise condition of the capacity lagging modular battery is monitored, when monitoring the capacity lagging mould
During the charging upper limit value Vm/V for being reached interior storage setting by charging voltage of block battery, with the corresponding moment battery pack 1 by charging voltage
As constant voltage values, send signal instruction and control charging module 6 to the constant-voltage charge of battery pack 1, when charging module 6 is to battery pack
When the electric current of 1 charging drops to built-in setting value, the float charge voltage value floating charge set is transformed to.
Existing fixation is to monitor the voltage at battery pack both ends with the conventional charge and discharge control equipment of battery pack, causes capacity to fall
Modular battery afterwards is by deep discharge and is overcharged.The charge/discharge control method of control panel of the present invention is monitoring modules electricity
The voltage status in pond, lower limit is reached as according to whole group battery discharge is terminated using the discharge voltage of any modular battery, prevents capacity
Backward modular battery deep discharge.The data of step 4) capacity lagging modular battery described above, including its discharge voltage value or
Its position memory in a power, the technical purpose of the data is recorded using signal processor 2, be for battery pack 1 next time
Charging provides the target foundation of voltage monitoring.
Above-mentioned steps 5) in, different recharge logics can be set after electric discharge is terminated to battery pack 1 in signal processor 2, described
It is a kind of conventional method that external power source incoming call starts immediately;Some time that is delayed after external power source incoming call starts, such as is delayed 15
Minute (treating that battery bounce voltage is stable) restarts charging procedure, is a kind of method for optimizing of Reasonable Protection battery;It is described to treat electricity
Start at the time of the voltage of any modular battery drops to interior storage setting threshold values in the group of pond, using the readable of signal processor 2
The function of interior storage increase record discharge time is taken, so that outside digital independent equipment connects by connecting described digital independent
Mouth 8 reads the battery pack 1 discharge time data of storage in signal processor 2, further lifts the control panel and uses fixed
The technical management function of battery pack.
By the record of step 4), the monitoring that signal processor 2 charges to battery pack 1 is with capacity lagging modular battery
Be foundation by charging voltage, the Vm/V moment is risen to its voltage come determine to battery pack 1 charge constant pressure value, the Vm/V values according to
The species of the modular battery is by storage setting in signal processor 2.Such as it is being composed in series by 24 nominal 2V lead accumulators
In communication equipment station fixation battery pack, the industry recommendation that nominal 2V lead accumulators constant pressure is filled is 2.35V, works as signal processor
2 monitor when being risen to 2.35V by charging voltage of capacity lagging modular battery, send signal and control charging module 6 at this moment
The real-time voltage to be charged to battery pack 1 is as constant voltage values, so as to prevent capacity lagging modular battery overcharge;Charging module
The logical condition of the 6 conversion float charge voltage values, the electric current to be charged to battery pack 1 drop to built-in setting value, the setting value
Chosen between 0.01-0.03C/A, described float charge voltage value depends on battery variety, and its preferred value is industry technology personnel
It is known, such as the fixation at communication equipment station with battery pack is usually lead accumulator, its float charge voltage preferred value is 2.23V/ single lattices.
Above-mentioned steps 4) also included record using the interior storage that can be read of signal processor 2 and store modules battery and exist
The real-time voltage data of discharging time are terminated, are to be external data reading device by connecting in digital independent interface 8 reads
Data are store, make user very clear to the capacity status of modules battery in battery pack 1.
Following examples are only used for further illustrating technical scheme, and these technical schemes can be used alone,
It can add or combine and use other mature technologies.
Embodiment 1
Design a kind of control panel of communication equipment station fixation battery pack, the control panel includes polling module 3, at signal
Manage device 2, discharge module 5, charging module 6 and digital independent interface 8, wherein, the fixation at the supporting communication equipment station with battery pack 1 by
24 2V500Ah lead accumulator is composed in series, and the serial interface of 24 batteries is provided with series connection tap terminals, i.e. 48V electricity
Pond group adds 23 tap terminals totally 25 external signaling interfaces by its both ends, and 25 signal input parts with polling module 3 connect respectively
Connect;Signal processor 2 has voltage signal comparing function and logical process function, its signal input part connection polling module 3
Signal output part, its three signal output parts connect the signal input of the signal input part of discharge module 5, charging module 6 respectively
End and the signal input part of digital independent interface 8, control logic structural representation such as Fig. 2 b of each functional module of the control panel
It is shown.
The both ends of the power input connection battery pack 1 of discharge module 5, the electric discharge of its power output end connection battery pack are born
7 are carried, the discharge module 5 adds priority acccess control interface circuit by communication equipment station conventional discharge management system and formed, and is preferentially controlled by
0/1 instruction that signal processor 2 exports, the normal work when receiving " 1 " signal, does not work when receiving " 0 " signal.Charging
The both ends of the power output end connection battery pack 1 of module 6, its power input connection fixed external electrical for using battery pack 1
Source, charging module 6 are built-in with some charging procedures.
When the control panel works, signal processor 2 sends " 1 " signal to control discharge module 5, and discharge module 5 is by logical
The conventional discharge management system control regular picture at letter machine station;Polling module 3 is obtained real by the inspection to 24 lead accumulators
When discharge voltage data, polling period be 3 seconds, the real-time discharge voltage data for each battery that each inspection is obtained is sent to
Signal processor 2, by signal processor 2 compared with the data of interior storage setting, when signal processor 2 detects that 24 lead store
When the magnitude of voltage of any battery drops to the 1.80V of interior storage setting in battery, by sending " 0 " signal to control discharge module 5
And preferentially terminate the electric discharge to 48V battery packs 1.During the electric discharge observing and controlling, signal processor 2 also to discharge voltage relatively most
The battery that low or termination discharging time reaches 1.80V first makes record, and the record is being believed with the position signalling in power circuit
The interior storage of number processor 2 is kept in, as signal processor 2 to the fixed voltage monitoring target with charging next time of battery pack 1
Foundation.
Charging procedure is set as:When external power source has electricity, battery pack 1 is not discharged, and charging module 6 is with 53.52V voltage
To the floating charge of battery pack 1 (the average value of the charging constant pressure of 24 batteries is 2.23V);After battery pack 1 is discharged, as long as external electrical
There is electricity in source, and signal processor 2 is started charging module 6 and battery pack 1 is charged with 50A constant currents immediately, when signal processor 2 is supervised
When measuring the voltage of the battery that voltage in discharge process is relatively minimum or discharge voltage reaches 1.80V first and rising to 2.35V, hair
Go out signal control charging module 6 using this moment to the real-time voltage that battery pack 1 charges as constant voltage values, limit 50A electric currents
Charging, and above-mentioned charging constant pressure value is transformed to the floating of 53.52V by charging module 6 when charging current drops to 10.00A
Charging voltage value.
Signal processor 2 is provided with storage submodule in data, and digital independent interface 8 provides data to the outside equipment that reads
Interface is the socket connected with data conductor, and it is matched plug that equipment and the light current Interface design of the socket are read in outside
Form, equipment is read in outside can connect the data for reading storage in signal processor 2 by digital independent interface 8, and the data are:Institute
The real-time voltage value that fixation battery pack 1 terminates 24 lead accumulators of discharging time is stated, including signal processor 2 sends " 0 " letter
Number control discharge module 5 terminates that (magnitude of voltage of wherein at least one battery has dropped to storage setting in signal processor 2
1.80V) and not signal processor 2 sends " 0 " signal control discharge module 5 and terminates 24 of the discharging time of battery pack 1
The real-time voltage value of lead accumulator.
The control panel of the present embodiment is connected by the digital independent equipment of outside with data conductor, can conveniently be fixed
The real-time voltage value of discharging time is terminated with each battery in battery pack, is easy to detect, changes capacity lagging battery, is made described logical
The fixation at letter machine station obtains effective Support with battery pack.
Embodiment 2
On the basis of embodiment 1, the discharge module 5 of embodiment 1 and charging module 6 are carried out into integrated design, referred to
Structure shown in Fig. 4.Digital independent interface 8 is designed as blue-teeth data transmitting terminal by the present embodiment simultaneously, by using specific nothing
Line frequency (the UHF radio waves of 2.4-2.485GHz ISM band) carries to the outside equipment that reads for being designed as bluetooth receiving terminal
For short distance wireless data, the control panel in remaining structure of control panel and the control method of discharge and recharge, with embodiment 1
And charge/discharge control method is identical.
The control panel of the present embodiment is made the blue-teeth data of external dedicated read equipment and more easily obtained by Bluetooth technology
The real-time voltage value that discharging time is terminated with each battery in battery pack must be fixed, makes the communication equipment station fixation battery pack
Support manages upper technology application step.
It should be noted last that the above embodiments are merely illustrative of the technical solutions of the present invention and it is unrestricted.Although ginseng
The present invention is described in detail according to embodiment, it will be understood by those within the art that, to the technical side of the present invention
Case is modified or equivalent substitution, and without departure from the spirit and scope of technical solution of the present invention, it all should cover in the present invention
Right among.
Claims (7)
1. a kind of control panel of fixed battery pack, it is characterised in that including signal processor (2), polling module (3), put
Electric module (5) charging module (6) and digital independent interface (8), the signal processor (2) signal input part connection described in patrol
Examine module (3) signal output part, its signal output part respectively with the discharge module (5), charging module (6) and digital independent
The signal input part connection of interface (8);The digital independent interface (8) is used to carry by connection for outside digital independent equipment
For information data;The power input of the discharge module (5) is connected to be connected with battery pack (1) both ends, its power output end
Connect discharge load (7);Power output end connection battery pack (1) both ends of the charging module (6), the connection of its power input are outer
Portion's power supply;Each modular battery in signal input part connection battery pack (1) both ends of the polling module (3) and battery pack (1)
Series connection tap terminals;Described control panel performs convention floating charging to the fixed battery pack (1), and to battery pack (1)
Perform control of discharge and the charge control operation of setting.
2. the control panel of fixation battery pack according to claim 1, it is characterised in that described to be held to battery pack (1)
The automatically controlled program of row charge control operation is built in charging module (6), the constant electricity that charging module (6) charges to battery pack (1)
Pressure value is preferentially controlled by the signal instruction of the signal processor (2).
3. the control panel of fixation battery pack according to claim 1, it is characterised in that the signal processor (2),
Discrete setting or selectivity combination between polling module (3), discharge module (5), charging module (6) and digital independent interface (8)
Set, or shared integrated module is set.
4. the control panel of fixation battery pack according to claim 1, it is characterised in that described digital independent interface
(8) data conductor and Bluetooth technology are included with the outside connected mode for reading equipment.
5. the charge/discharge control method of the control panel based on any fixation battery pack of Claims 1 to 4, this method bag
Include:
Step 1) is charged using charging module (6) to battery pack (1) with the float charge voltage value of setting.
Step 2) carries out data routing inspection using polling module (3) to the real-time voltage of the modules battery;
Step 3) passes through signal processor (2) receiving step 2) described in voltage polling data, and by signal processor (2) by institute
The voltage polling data stated are compared with threshold values of storage setting in it, when detecting any modular battery in battery pack (1)
When voltage drops to the threshold values of interior storage setting, send signal control discharge module (5) and terminate and battery pack (1) is discharged;
Step 4) using signal processor (2) record and storage steps 2) or step 3) obtain termination battery pack (1) electric discharge when
Carve the data of the minimum capacity lagging modular battery of magnitude of voltage;
Step 5) utilizes signal processor (2) control charging module (6) to charge battery pack (1) after electric discharge is terminated, and passes through
The data record of step 4), the voltage rise condition of the capacity lagging modular battery is monitored, when monitoring the capacity lagging
During the charging upper limit value Vm/V for being reached interior storage setting by charging voltage of modular battery, with being filled for corresponding moment battery pack (1)
Voltage sends signal instruction control charging module (6) to battery pack (1) constant-voltage charge, works as charging module as constant voltage values
(6) when the electric current to be charged to battery pack (1) drops to built-in setting value, it is transformed to the float charge voltage value floating charge set.
6. the charge/discharge control method of the control panel of fixation battery pack according to claim 5, it is characterised in that described
Step 4) also include:Utilize signal processor (2) record and storage steps 2) or the obtained termination battery pack (1) of step 3) put
The real-time voltage data of the modules battery at electric moment.
7. the charge/discharge control method of the control panel of fixation battery pack according to claim 5, it is characterised in that described
Step 5) signal processor (2) control charging module (6) is terminating the charging after discharging, including external power source to battery pack (1)
The electricity that incoming call starts immediately, the delay some time starts and treated any modular battery in battery pack (1) after external power source incoming call
Pressure starts at the time of dropping to interior storage setting threshold values.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710690273.7A CN107453431A (en) | 2017-08-14 | 2017-08-14 | A kind of control panel and its charge/discharge control method of fixed battery pack |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710690273.7A CN107453431A (en) | 2017-08-14 | 2017-08-14 | A kind of control panel and its charge/discharge control method of fixed battery pack |
Publications (1)
Publication Number | Publication Date |
---|---|
CN107453431A true CN107453431A (en) | 2017-12-08 |
Family
ID=60492252
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201710690273.7A Pending CN107453431A (en) | 2017-08-14 | 2017-08-14 | A kind of control panel and its charge/discharge control method of fixed battery pack |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN107453431A (en) |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101592946A (en) * | 2009-06-22 | 2009-12-02 | 山东电力集团公司济南供电公司 | A kind of remotely monitoring communication network storage battery method and system |
CN102315492A (en) * | 2010-07-07 | 2012-01-11 | 上海航天电源技术有限责任公司 | Power battery pack maintenance device and working method thereof |
CN204794175U (en) * | 2015-06-17 | 2015-11-18 | 沈阳飞机工业(集团)有限公司 | Intelligent charging and discharging equipment |
CN206348440U (en) * | 2016-12-01 | 2017-07-21 | 河北普及达电气设备科技有限公司 | A kind of accumulator inspection system |
-
2017
- 2017-08-14 CN CN201710690273.7A patent/CN107453431A/en active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101592946A (en) * | 2009-06-22 | 2009-12-02 | 山东电力集团公司济南供电公司 | A kind of remotely monitoring communication network storage battery method and system |
CN102315492A (en) * | 2010-07-07 | 2012-01-11 | 上海航天电源技术有限责任公司 | Power battery pack maintenance device and working method thereof |
CN204794175U (en) * | 2015-06-17 | 2015-11-18 | 沈阳飞机工业(集团)有限公司 | Intelligent charging and discharging equipment |
CN206348440U (en) * | 2016-12-01 | 2017-07-21 | 河北普及达电气设备科技有限公司 | A kind of accumulator inspection system |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN107750413B (en) | Control device, power storage device, and power storage system | |
CN1316710C (en) | Accumulator, super capacitor charge-discharge equalizing method and equipment | |
US9252624B2 (en) | Battery control device and battery system | |
KR101367875B1 (en) | Apparatus for controlling connection of battery pack | |
CN105978093B (en) | A kind of mobile terminal | |
CN102859784A (en) | Battery pack and method for charging battery pack | |
CN107437642B (en) | Intelligent charging method and device | |
CN106486706B (en) | A kind of lead-acid accumulator method for group matching and combo device | |
CN105871021A (en) | Battery management system and method for rapidly charging battery pack of electric bicycle | |
CN106549439A (en) | A kind of battery temperature measure and control device, method and mobile terminal | |
CN109435777A (en) | Battery equalization system, vehicle, battery equalization method and storage medium | |
CN104767243B (en) | A kind of charging method and device and charging circuit and the charging system with the circuit | |
CN107887935A (en) | Battery pack | |
CN107453431A (en) | A kind of control panel and its charge/discharge control method of fixed battery pack | |
CN205882738U (en) | A controlling means for group battery | |
WO2021085646A1 (en) | Energy storage system | |
CN107351706A (en) | The control panel and its charge/discharge control method of a kind of electric car | |
CN107453432A (en) | A kind of storing up electricity management and control devices and its charge/discharge control method with display device | |
CN106877440B (en) | Battery equalization system | |
CN107124026A (en) | Storing up electricity managing and control system and its charge/discharge control method with telecommunication | |
CN110444824A (en) | A kind of battery pack structure reconstruct device and method | |
CN107284285A (en) | Electric control system of electric vehicle and its charge/discharge control method with interconnected communication | |
CN107433874A (en) | Electric control system of electric vehicle and its charge/discharge control method with telecommunication | |
CN109103955A (en) | Lead-acid accumulator equilibrium and monitoring method and system | |
CN218276141U (en) | Battery equalization control circuit and energy storage device |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
WD01 | Invention patent application deemed withdrawn after publication | ||
WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20171208 |