CN107785970A - A kind of battery charging and discharging management system - Google Patents
A kind of battery charging and discharging management system Download PDFInfo
- Publication number
- CN107785970A CN107785970A CN201711346904.XA CN201711346904A CN107785970A CN 107785970 A CN107785970 A CN 107785970A CN 201711346904 A CN201711346904 A CN 201711346904A CN 107785970 A CN107785970 A CN 107785970A
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- battery
- discharge
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- module
- unit
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- 238000007599 discharging Methods 0.000 title claims abstract description 35
- 238000001514 detection method Methods 0.000 claims description 21
- 230000005611 electricity Effects 0.000 claims description 20
- 230000000087 stabilizing effect Effects 0.000 claims description 3
- 235000003642 hunger Nutrition 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 3
- 230000001427 coherent effect Effects 0.000 description 2
- 241000208340 Araliaceae Species 0.000 description 1
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 1
- 235000003140 Panax quinquefolius Nutrition 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 235000008434 ginseng Nutrition 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- 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
- H02J7/0018—Circuits for equalisation of charge between batteries using separate charge circuits
-
- 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
- H02J7/0024—Parallel/serial switching of connection of batteries to charge or load circuit
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention discloses a kind of battery charging and discharging management system,Including control unit and battery set charge/discharge unit,Battery set charge/discharge unit includes inverter circuit and some discharge and recharge elementary cells,Each discharge and recharge elementary cell includes a battery unit in composition single battery group,Transformer,Rectification circuit and charging protecting module,Battery pack charging input end connects to form outer shroud charge circuit with the input side of all transformers respectively after inverter circuit,In each discharge and recharge elementary cell,The outlet side of transformer successively with rectified current,Charging protecting module,Inner ring charge circuit is formed after battery unit connection,All cell discharge output end series connection outputs,Battery charging and discharging management system of the present invention,The charging of each battery unit of battery pack is orthogonal,It does not interfere with each other,Charge balancing,It is not in charge less,Fill the phenomenon of insatiable hunger,And battery pack charging input end charging voltage it is relatively low when,Each battery unit of battery pack can still be charged.
Description
Technical field
The present invention relates to power technique fields, particularly relate to a kind of battery charging and discharging management system.
Background technology
Existing battery pack, each battery unit, which is substantially, in group is used in series.It is defeated by the battery pack of each battery cells in series
Though exportable higher output voltage when going out, both ends also need higher charging voltage when charging., can not when charging voltage is relatively low
Battery pack is charged, caused in the waste of low-voltage electricity in charging process, particularly vehicle electric system, automobile inertial
Or run slowly down, the electric energy of kinetic energy conversion need to generally be reclaimed and stored into battery pack, however, the low-voltage electricity under low speed because
Storage can not be reclaimed, and causes the energy to be lost in, one of the main reason for this is existing electric automobile endurance difference.And to obtain
Higher charging voltage, booster circuit need to be generally added in charging circuit, though booster circuit to a certain extent can be by charging voltage
Improve, but available voltage is also limited by certain boosting multiplying power after boosting, and its charging current substantially reduces after boosting, fills
The speed of electricity is slow, or even situation about can not be charged because electric current is too low occurs.Meanwhile each battery cells in series, charging electricity
Road is unique, and electric current is distributed unitedly in circuit, and charging rate is limited, charge less easily occurs, fill the phenomenon of insatiable hunger, that is, causes each battery list
First discharge and recharge is unbalanced, influences battery pack service life.
The content of the invention
It is an object of the invention to provide a kind of battery charging and discharging management system.
A kind of battery charging and discharging management system, including control unit and battery set charge/discharge unit, battery set charge/discharge list
Member includes inverter circuit and some discharge and recharge elementary cells, and each discharge and recharge elementary cell includes one in composition single battery group
Individual battery unit, transformer, rectification circuit and charging protecting module, battery pack charging input end are filled after inverter circuit with all
The input side of the transformer for elementary cell of discharging is connected to form outer shroud charge circuit, and current detecting is additionally provided with outer shroud charge circuit
Module and voltage detection module, in each discharge and recharge elementary cell, the outlet side of transformer successively with rectified current, charge protection
Inner ring charge circuit is formed after module, battery unit connection, the battery unit both ends in each discharge and recharge elementary cell are also drawn
There are cell discharge output end, the cell discharge output end series connection output of all discharge and recharge elementary cells, battery pack is filled
Control terminal, current detection module and the voltage detection module of the inverter circuit of discharge cell are connected with control unit respectively.
Further, charging protecting module includes charging overcurrent protection module and temperature detection protection module.Existing charging
Protection module generally only includes charging overcurrent protection module or charging overvoltage protection module, and it can only prevent excessively stream or overvoltage charging
The danger brought, and other danger brought such as temperature influence can not be prevented, charging protecting module of the present invention not only includes charging
Overcurrent protection module, the danger that can prevent excessively stream charge-carrying belt from coming, further comprises temperature detection protection module, chargeable process medium temperature
The danger spent in high band, many-side are protected, and improve the security of charging.
Further, over-current signal output module, over-current signal output module and control are provided with the overcurrent protection module that charges
Unit connection processed.In this way, control unit is facilitated to send the whether normal situation of each battery unit charging to alarm modules or aobvious
Show that module carries out alarm or display, informed.
Further, charging protecting module stops filling protection module including full electricity, and full electricity stops filling protection module in battery
When the corresponding battery unit electricity of group is full of, the charging to the battery unit is disconnected.In this way, avoiding the battery unit from overcharging, send out
The danger of raw blast.
Further, the low potential that each discharge and recharge elementary cell is also included positioned at cell discharge output end front end moves back
Go out discharge module, the low potential, which exits discharge module, includes the controlling switch on the circuit of cell discharge output end one side
Q1, it is connected between the circuit of cell discharge output end both sides and positioned at the controlling switch Q2 of controlling switch Q1 rear ends, discharge and recharge
When the terminal potential of battery unit two in elementary cell is normal, corresponding low potential exits controlling switch Q1 conductings, the control of discharge module
System switch Q2 cut-offs；During battery unit both ends hypopotenia in discharge and recharge elementary cell, corresponding low potential exits discharge module
Controlling switch Q1 cut-off, controlling switch Q2 conducting.In existing battery charging management system, electric discharge is exited because being not provided with low potential
Module, when single battery unit damages, whole battery pack can be caused not use, the present invention exits electric discharge mould by low potential
The setting of block, when making single battery unit damage hypopotenia, electric discharge application is immediately exited from, without influenceing making for whole battery pack
With.
Further, low potential, which exits, also includes low-potential signal output module in discharge module, low-potential signal output
Module is connected with control unit.In this way, control unit is facilitated to send each failure of battery cells whether situation to alarm modules
Or display module carries out alarm or display, informed.
Further, control unit is also connected with a display module, and display module is used for presentation of information.It is so convenient to electricity
Coherent signal during the group charge and discharge of pond is shown that the outer shroud that such as current detection module and voltage detection module detect fills
The job information of each battery unit is shown in the situation of electric current, voltage in electrical circuit, each battery set charge/discharge unit.
Further, the information that display module is shown includes the work letter of each battery unit in each battery set charge/discharge unit
Breath, the job information of each battery unit on display module in array in showing in each battery set charge/discharge unit.Each battery pack is filled
The job information of each battery unit is shown on display module in array in discharge cell, facilitates operating personnel quickly to identify respectively
The job information of each battery unit in battery set charge/discharge unit.
Further, the quantity of battery set charge/discharge unit is some that some battery set charge/discharge units are divided into some groups,
All battery set charge/discharge units series connection in each group, all components Parallel opertation not after a Boost module voltage stabilizings.This hair
The bright connection in series-parallel by some battery set charge/discharge units designs, and expands the total capacity of formed battery, to meet various use
Electric demand.
Battery charging and discharging management system of the present invention, by the transformer in discharge and recharge elementary cell by outer shroud charge circuit
Sense electrical signal should be realized into each inner ring charge circuit, so that each inner ring charge circuit is mutually isolated respectively to battery pack
Each battery unit is charged, i.e. the charging of each battery unit of battery pack is orthogonal, does not interfere with each other, on the one hand, by
Require low in single battery unit charging voltage；On the other hand, the transformation on outer shroud charge circuit in each discharge and recharge elementary cell
Device input side is connected, and the electric current by the transformer in each discharge and recharge elementary cell is identical easily-controllable, defeated in control battery pack charging
When entering the electric signal of end offer to meet the charging voltage of each battery unit, outer shroud charge circuit power on signal is using electric current as ginseng
Examine, great voltage should be provided as battery pack charging input end, it requires relatively low, thus, is filled in battery pack charging input end
When piezoelectric voltage is relatively low, each battery unit of battery pack can still be charged, so that low-voltage electricity can be able to effective profit
With, it is especially used in electric automobile, is greatly improved the endurance of automobile, it is of the invention to realize multichannel to each battery simultaneously
The battery unit of group is charged respectively, and charging rate is fast, and because not interfere with each other during charging, and make charging more balanced, it will not go out
Existing charge less, the phenomenon for filling insatiable hunger.
Brief description of the drawings
The embodiment of battery charging and discharging management system of the present invention is described in detail below in conjunction with the accompanying drawings, its
In：
Fig. 1 is that the attachment structure of single battery group charge/discharge unit and control unit is shown in battery charging and discharging management system of the present invention
It is intended to；
In Fig. 2 in battery charging and discharging management system of the present invention display module display image planes, wherein, round dot represents that each battery pack is filled
The job information of each battery unit in discharge cell；
Fig. 3 is the illustrative view of functional configuration for having in battery charging and discharging management system of the present invention some battery set charge/discharge units.
Embodiment
As shown in figure 1, a kind of battery charging and discharging management system, including control unit 100 and battery set charge/discharge unit
200, battery set charge/discharge unit 200 includes inverter circuit 1 and some discharge and recharge elementary cells 2, each discharge and recharge elementary cell 2
Including a battery unit 21, transformer 22, rectification circuit 23 and the charging protecting module 24 in composition single battery group, battery
Input side of the group charging input end with the transformer 22 of all discharge and recharge elementary cells 2 after inverter circuit 1 connects to form outer shroud
Charge circuit, current detection module 3 and voltage detection module 4, each discharge and recharge elementary cell 2 are additionally provided with outer shroud charge circuit
In, the outlet side of transformer 22 forms inner ring after being connected successively with rectified current 23, charging protecting module 24, battery unit 21 and filled
Electrical circuit, the both ends of battery unit 21 in each discharge and recharge elementary cell 2 also lead to cell discharge output end, Suo Youchong
The cell discharge output end series connection output of elementary cell of discharging member 2, the inverter circuit 1 of battery set charge/discharge unit 200
Control terminal, current detection module 3 and voltage detection module 4 are connected with control unit 100 respectively.
Battery charging and discharging management system of the present invention, it is preferred that charging protecting module 24 includes charging overcurrent protection module 241
With temperature detection protection module 242.Existing charging protecting module generally only includes charging overcurrent protection module or charging overvoltage is protected
Module is protected, it can only prevent the danger of excessively stream or over-pressed charge-carrying belt, and can not prevent other danger brought such as temperature influence,
Charging protecting module 24 of the present invention not only includes charging overcurrent protection module 241, the danger that can prevent excessively stream charge-carrying belt from coming, also wraps
Included temperature detection protection module 242, it is chargeable during the danger crossed in high band of temperature, many-side protection, improve charging
Security.
Battery charging and discharging management system of the present invention, exported it is preferred that being provided with over-current signal in charging overcurrent protection module 241
Module 2411, over-current signal output module 2411 are connected with control unit 100.In this way, facilitate control unit 100 by each battery list
The whether normal situation of the charging of member 21 sends to alarm modules or display module progress alarm or display, informed.
Battery charging and discharging management system of the present invention, stop filling protection module it is preferred that charging protecting module 24 includes full electricity
243, full electricity stops filling protection module 243 for when the corresponding electricity of battery unit 21 of battery pack is full of, disconnecting to the battery list
The charging of member 21.In this way, avoid the battery unit 21 from overcharging, the danger exploded.
Battery charging and discharging management system of the present invention, it is preferred that each discharge and recharge elementary cell 2 also includes being located at battery unit
The low potential of electric discharge output end front end exits discharge module 25, and the low potential, which exits discharge module 25, includes cell discharge
Controlling switch Q1 on the circuit of output end one side, it is connected between the circuit of cell discharge output end both sides and is located at controlling switch
The controlling switch Q2 of Q1 rear ends, when 21 liang of terminal potentials of battery unit in discharge and recharge elementary cell 2 are normal, corresponding low potential exits
Controlling switch Q1 conductings, the controlling switch Q1 cut-offs of discharge module 25；The both ends of battery unit 21 electricity in discharge and recharge elementary cell 2
When position is too low, corresponding low potential exits the controlling switch Q1 cut-offs of discharge module 25, controlling switch Q2 conductings.Existing battery charging
In management system, discharge module is exited because being not provided with low potential, when the single battery unit 21 of battery pack damages, can be caused whole
Individual battery pack can not use, and the present invention exits the setting of discharge module 25 by low potential, make the single battery unit of battery pack
During 21 damage hypopotenia, electric discharge application is immediately exited from, the use without influenceing whole battery pack.
Battery charging and discharging management system of the present invention, it is preferred that low potential, which exits, also includes low potential letter in discharge module 25
Number output module 251, low-potential signal output module 251 are connected with control unit 100.In this way, facilitate control unit 100 each
The situation whether battery unit 21 damages sends to alarm modules or display module progress alarm or display, informed.
Battery charging and discharging management system of the present invention, it is preferred that control unit 100 is also connected with a display module 300, display
Module is used for presentation of information.It is so convenient that coherent signal during battery pack charge and discharge is shown, such as current detecting mould
The situation of electric current, voltage in the outer shroud charge circuit that block 3 and voltage detection module 4 detect, each battery set charge/discharge unit
In the job information of each battery unit show.
Battery charging and discharging management system of the present invention, it is preferred that the information that display module 300 is shown includes each battery pack charge and discharge
The job information of each battery unit 21 in electric unit 200, the work letter of each battery unit 21 in each battery set charge/discharge unit 200
Cease in being shown on display module 300 in array, as shown in Figure 2.The work of each battery unit 21 in each battery set charge/discharge unit 200
Make information to show in array on display module 300, facilitate operating personnel quickly to identify each in each battery set charge/discharge unit 2
The job information of battery unit 21.
Battery charging and discharging management system of the present invention, the DC signal that inverter circuit 1 inputs battery pack charging input end
Ac signal is transformed to, can be by the sense electrical signal in outer shroud charge circuit so as to the transformer 22 of each discharge and recharge elementary cell 2
Should be into inner ring charge circuit；Current detection module 3 and voltage detection module 4 detect the electric current in outer shroud charge circuit respectively
And magnitude of voltage, and be sent into control unit 100, control unit 100 judges that outer shroud charges according to the electric current and magnitude of voltage detected
Whether the electric signal on loop normal, and by controlling the control terminal of inverter circuit 1, to the electric current in outer shroud charge circuit and
Voltage accordingly adjusts, and the electric current in outer shroud charge circuit and voltage is handled normal condition all the time；In discharge and recharge elementary cell 2
Transformer 22 be used for should be into inner ring charge circuit by the sense electrical signal in outer shroud charge circuit；In discharge and recharge elementary cell 2
Rectification circuit 23 obtained ac signal will be sensed by transformer 22 and be rectified into DC signal, so that postorder is to the charge and discharge
Battery unit 21 is charged in electric elementary cell 2；Charging protecting module 24 is basic to the discharge and recharge in discharge and recharge elementary cell 2
The charging of battery unit 20 plays safeguard protection in unit 2.
Battery charging and discharging management system of the present invention, outer shroud is charged back by the transformer 22 in discharge and recharge elementary cell 2
Sense electrical signal in road, so that each inner ring charge circuit is mutually isolated, should be realized respectively to battery into each inner ring charge circuit
Each battery unit 21 of group is charged, i.e. the charging of each battery unit 21 of battery pack is orthogonal, does not interfere with each other, one
Aspect, because the charging voltage of single battery unit 21 requires low；On the other hand, each discharge and recharge elementary cell on outer shroud charge circuit
The input side of transformer 22 series connection in 2, the electric current by the transformer 22 in each discharge and recharge elementary cell 2 is identical easily-controllable, is controlling
When the electric signal that battery pack charging input end processed provides is to meet the charging voltage of each battery unit 21, electricity on outer shroud charge circuit
Signal should provide great voltage, it requires relatively low, thus, in battery using electric current as reference as battery pack charging input end
When group charging input end charging voltage is relatively low, each battery unit 21 of battery pack can still be charged, so that low-voltage
Electricity can be effectively used, and be especially used in electric automobile, be greatly improved the endurance of automobile, the present invention is simultaneously
Realize that multichannel charges respectively to each battery unit 21 of battery pack, charging rate is fast, and because not interfere with each other during charging, and make
Charging is more balanced, is not in charge less, fills the phenomenon of insatiable hunger.
Battery charging and discharging management system of the present invention, the quantity of battery set charge/discharge unit 200 can be one, or some
It is individual；Several output ends of battery set charge/discharge unit 200 can serial or parallel connection, also can be combined use.As shown in Figure 3, it is some
All battery set charge/discharge units 200 that battery set charge/discharge unit 200 is divided into some groups, each group are connected, all components
The Parallel opertation not after the voltage stabilizing of a Boost modules 400, wherein, Boost modules 400 play pressure regulation, make the electricity of all groups of output
Press identical, in order to used in parallel, the present invention is designed by the connection in series-parallel of some battery set charge/discharge units 200, makes to be formed
The total capacity of battery expands, to meet various power demands.
Battery charging and discharging management system of the present invention, inverter circuit 1 can be half-bridge inversion circuit, full bridge inverter or recommend
Formula inverter circuit；Rectification circuit 23 can be bridge rectifier, half-wave rectifying circuit or full-wave rectifying circuit；Controlling switch Q1,
Controlling switch Q1 can be MOS switch pipe, triode or other gate-controlled switches.
Claims (9)
1. a kind of battery charging and discharging management system, including control unit and battery set charge/discharge unit, it is characterised in that：Battery pack
Charge/discharge unit includes inverter circuit and some discharge and recharge elementary cells, and each discharge and recharge elementary cell includes composition single battery
A battery unit, transformer, rectification circuit and charging protecting module in group, battery pack charging input end is after inverter circuit
Connect to form outer shroud charge circuit with the input side of the transformer of all discharge and recharge elementary cells, be additionally provided with outer shroud charge circuit
Current detection module and voltage detection module, in each discharge and recharge elementary cell, the outlet side of transformer successively with rectified current,
Inner ring charge circuit is formed after charging protecting module, battery unit connection, the battery unit two in each discharge and recharge elementary cell
End also leads to cell discharge output end, and the cell discharge output end series connection of all discharge and recharge elementary cells exports,
Control terminal, current detection module and the voltage detection module of the inverter circuit of battery set charge/discharge unit connect with control unit respectively
Connect.
2. battery charging and discharging management system according to claim 1, it is characterised in that：Charging protecting module includes charging
Flow protection module and temperature detection protection module.
3. battery charging and discharging management system according to claim 2, it is characterised in that：It is provided with charging overcurrent protection module
Over-current signal output module, over-current signal output module are connected with control unit.
4. battery charging and discharging management system according to claim 1, it is characterised in that：Charging protecting module includes full electricity and stopped
Protection module is filled, full electricity stops filling protection module for when the corresponding battery unit electricity of battery pack is full of, disconnecting to the battery
The charging of unit.
5. battery charging and discharging management system according to claim 1, it is characterised in that：Each discharge and recharge elementary cell is also wrapped
Include the low potential positioned at cell discharge output end front end and exit discharge module, the low potential, which exits discharge module, includes electricity
Controlling switch Q1 on the circuit of pool unit electric discharge output end one side, it is connected between the circuit of cell discharge output end both sides and position
Controlling switch Q2 in controlling switch Q1 rear ends is corresponding low when the terminal potential of battery unit two in discharge and recharge elementary cell is normal
Current potential exits the controlling switch Q1 conductings of discharge module, controlling switch Q2 cut-offs；Battery unit two in discharge and recharge elementary cell
When terminal potential is too low, corresponding low potential exits the controlling switch Q1 cut-offs of discharge module, controlling switch Q2 conductings.
6. battery charging and discharging management system according to claim 5, it is characterised in that：Low potential is exited in discharge module also
Including low-potential signal output module, low-potential signal output module is connected with control unit.
7. battery charging and discharging management system according to claim 1, it is characterised in that：Control unit also with a display module
Connection, display module are used for presentation of information.
8. battery charging and discharging management system according to claim 7, it is characterised in that：The information that display module is shown includes
The job information of each battery unit in each battery set charge/discharge unit, the work of each battery unit in each battery set charge/discharge unit
Information on display module in array in showing.
9. battery charging and discharging management system according to claim 1, it is characterised in that：The quantity of battery set charge/discharge unit
To be some, some battery set charge/discharge units are divided into all battery set charge/discharge units series connection in some groups, each group, own
Organize the Parallel opertation after a Boost module voltage stabilizings respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711346904.XA CN107785970A (en) | 2017-12-15 | 2017-12-15 | A kind of battery charging and discharging management system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711346904.XA CN107785970A (en) | 2017-12-15 | 2017-12-15 | A kind of battery charging and discharging management system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107785970A true CN107785970A (en) | 2018-03-09 |
Family
ID=61437218
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711346904.XA Pending CN107785970A (en) | 2017-12-15 | 2017-12-15 | A kind of battery charging and discharging management system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107785970A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110148986A (en) * | 2019-06-03 | 2019-08-20 | 长沙优力电驱动系统有限公司 | Battery core charge and discharge control module and battery core protective device |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2424560Y (en) * | 2000-03-30 | 2001-03-21 | 黄以安 | Balance charger of battery |
| CN2634706Y (en) * | 2003-04-04 | 2004-08-18 | 京东方科技集团股份有限公司 | Controllable rechargeable battery unit under linking state and combined battery |
| CN101252294A (en) * | 2007-02-20 | 2008-08-27 | 精工爱普生株式会社 | Power transmission control device, power transmission device, electronic instrument, and non-contact power transmission system |
| CN101902139A (en) * | 2010-07-22 | 2010-12-01 | 浙江大学 | Modularized multiple constant current output converter |
| CN102165667A (en) * | 2008-09-26 | 2011-08-24 | 株式会社村田制作所 | Non-contact recharging system |
| CN103972990A (en) * | 2014-04-08 | 2014-08-06 | 江苏博强新能源科技有限公司 | Lithium iron phosphate battery energy storage system |
| CN204089635U (en) * | 2014-09-01 | 2015-01-07 | 株洲科瑞变流电气有限公司 | High-frequency electrical pulses plating power supply |
| CN104682464A (en) * | 2013-11-29 | 2015-06-03 | 哈尔滨功成科技创业投资有限公司 | Aviation battery management system based on DSP (Digital Signal Processor) |
| CN204465038U (en) * | 2015-01-16 | 2015-07-08 | 荆延杰 | A kind of series battery discharging equalizing circuit |
| CN207819479U (en) * | 2017-12-15 | 2018-09-04 | 维尔纳（福建）电机有限公司 | A kind of battery charging and discharging management system |
-
2017
- 2017-12-15 CN CN201711346904.XA patent/CN107785970A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2424560Y (en) * | 2000-03-30 | 2001-03-21 | 黄以安 | Balance charger of battery |
| CN2634706Y (en) * | 2003-04-04 | 2004-08-18 | 京东方科技集团股份有限公司 | Controllable rechargeable battery unit under linking state and combined battery |
| CN101252294A (en) * | 2007-02-20 | 2008-08-27 | 精工爱普生株式会社 | Power transmission control device, power transmission device, electronic instrument, and non-contact power transmission system |
| CN102165667A (en) * | 2008-09-26 | 2011-08-24 | 株式会社村田制作所 | Non-contact recharging system |
| CN101902139A (en) * | 2010-07-22 | 2010-12-01 | 浙江大学 | Modularized multiple constant current output converter |
| CN104682464A (en) * | 2013-11-29 | 2015-06-03 | 哈尔滨功成科技创业投资有限公司 | Aviation battery management system based on DSP (Digital Signal Processor) |
| CN103972990A (en) * | 2014-04-08 | 2014-08-06 | 江苏博强新能源科技有限公司 | Lithium iron phosphate battery energy storage system |
| CN204089635U (en) * | 2014-09-01 | 2015-01-07 | 株洲科瑞变流电气有限公司 | High-frequency electrical pulses plating power supply |
| CN204465038U (en) * | 2015-01-16 | 2015-07-08 | 荆延杰 | A kind of series battery discharging equalizing circuit |
| CN207819479U (en) * | 2017-12-15 | 2018-09-04 | 维尔纳（福建）电机有限公司 | A kind of battery charging and discharging management system |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110148986A (en) * | 2019-06-03 | 2019-08-20 | 长沙优力电驱动系统有限公司 | Battery core charge and discharge control module and battery core protective device |
| CN110148986B (en) * | 2019-06-03 | 2024-04-09 | 长沙优力电驱动系统有限公司 | Battery cell charge and discharge control module and battery cell protection device |
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