CN103904728A - System and method for one-machine-multi-charging battery charging management - Google Patents
System and method for one-machine-multi-charging battery charging management Download PDFInfo
- Publication number
- CN103904728A CN103904728A CN201410056610.3A CN201410056610A CN103904728A CN 103904728 A CN103904728 A CN 103904728A CN 201410056610 A CN201410056610 A CN 201410056610A CN 103904728 A CN103904728 A CN 103904728A
- Authority
- CN
- China
- Prior art keywords
- battery
- switch power
- power module
- module
- 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.)
- Granted
Links
Classifications
-
- 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
Abstract
The invention provides a system and method for one-machine-multi-charging battery charging management. The system at least comprises multiple switching power modules, multiple storage batteries, multiple controllable switches, a charging management module and a battery temperature measurement module. One end of each switching power module is connected with the corresponding storage battery through one controllable switch and the other end of each switching power module is connected with other switching power modules in parallel. The battery temperature measurement module is connected with the charging management module. The charging management module is connected with the switching power modules, the storage batteries and the controllable switches one by one. According to the system and method for one-machine-multi-charging battery charging management, intelligent and safe charging management can be conducted on the storage batteries of various standards through the same battery charger, intelligent and safe charging management can be conducted on multiple sets of storage batteries of different standards or of the same standard through the same battery charger simultaneously as well, the charging cost is effectively reduced, and operation is simple.
Description
Technical field
The present invention relates to battery charging management system and method, battery charging management system and method that particularly an a kind of machine fills more.
Background technology
Along with becoming increasingly conspicuous of the problems such as social development and the energy, environmental protection, pure electric automobile is more and more subject to the attention of countries in the world with its zero discharge, low noise advantages, be known as environmental protection car.As the battery management system (Battery Management System, BMS) that develops one of key technology of electric motor car, it is the key of electric motor car industrialization.Due to the advantage of its green non-pollution, battery-powered electric motor car is come in the public's life.
But most battery charging modes is with a charger, one group storage battery to be charged at present, charger utilization rate is very low.Also having minority is with a charger, many Battery packs to be charged, but the inner charhing unit independently of using separately of charger to not battery charging on the same group, charger efficiency is also very low.Therefore, the battery of different size need to be equipped with different chargers to meet charging requirement, and this just makes the cost of charger greatly improve.
Summary of the invention
The shortcoming of prior art in view of the above, the battery charging management system and the method that the object of the present invention is to provide an a kind of machine to fill more, make the storage battery of different size can use same charger charging, charging process can be that a machine one fills, and can be also that a machine fills more.
For achieving the above object and other relevant objects, the invention provides the battery charging management system that an a kind of machine fills more, at least comprise several switch power modules, several storage batterys, several gate-controlled switches, charge management module and battery temperature measurement module; Wherein, one end of each switch power module is connected with each storage battery by described gate-controlled switch, and the other end and other switch power modules are in parallel; Described battery temperature measurement module is connected with described charge management module; Described charge management module is connected one by one with each switch power module, storage battery and gate-controlled switch.
The battery charging management system filling according to an above-mentioned machine more, wherein: described charge management module can realize remote centralized control.
The battery charging management system filling according to an above-mentioned machine more, wherein: also comprise power module, described power module is used to described switch power module and described charge management module that AC power and DC power supply are provided respectively.
The battery charging management system filling according to an above-mentioned machine more, wherein: described switch power module is powered by alternating current 220V or 380V.
The battery charging management system filling according to an above-mentioned machine more, wherein: alternating current 220V or 380V are directly described charge management module power supply after AD changes.
The battery charging management system filling according to an above-mentioned machine more, wherein: the number of described switch power module and storage battery is all more than or equal to 2.
Simultaneously, the present invention also provides a kind of battery charging management method of the battery charging management system filling according to an above-mentioned machine more, wherein: supposition comprises two switch power modules and two storage batterys, and the initial voltage of each battery is V1, charging voltage 2.4V for lead-acid battery is V2, and output voltage when battery is full of is V3;
Described battery charging management method comprises following mode:
A, when two switch power modules are in holding state, when a battery need to charge, two switch power modules enter normal operating conditions from holding state battery are charged; In the time that cell voltage arrives V2, only retain a switch power module and charge; In the time that the output voltage of charger reaches V3, the switch power module of charge closing, charging finishes;
B, when two switch power modules are in holding state, when two batteries all need to charge, two switch power modules are the first battery charging simultaneously, access the second battery before the voltage of the first battery rises to V2; When the voltage of the first battery rises to after V2, two switch power modules are the second battery charging simultaneously; When the voltage of the second battery rises to after V2, by a switch power module, a battery is charged respectively; In the time that the output voltage of switch power module rises to V3, close corresponding switch power module;
C, when two switch power modules are in holding state, when two batteries all need to charge, two switch power modules are the first battery charging simultaneously; After the voltage of the first battery rises to V2, access the second battery, and by a switch power module, a battery is charged respectively; In the time that the output voltage of switch power module rises to V3, close corresponding switch power module;
D, when two switch power modules are in holding state, when two batteries all need to charge, two switch power modules are the first battery charging simultaneously, access the second battery before the voltage of the first battery rises to V2; When the voltage of the first battery rises to after V2, by a switch power module, a battery is charged respectively; In the time that the output voltage of switch power module rises to V3, close corresponding switch power module.
The battery charging management method of filling according to an above-mentioned machine more, wherein: in described mode B, C and D, in the time that the output voltage of switch power module rises to V3, close this switch power module, do not require and close two switch power modules simultaneously.
As mentioned above, battery charging management system and method that a machine of the present invention fills more, have following beneficial effect:
(1) can realize same charger the storage battery of single all size is done the Charge Management of intelligent and safe;
(2) can realize same charger and many groups different size or the storage battery of organizing same specification are done more simultaneously the Charge Management of intelligent and safe;
(3) effectively reduce charging cost, and simple to operate.
Accompanying drawing explanation
Fig. 1 is shown as the structural representation of a preferred embodiment of the battery charging management system that a machine of the present invention fills more.
Embodiment
Below, by specific instantiation explanation embodiments of the present invention, those skilled in the art can understand other advantages of the present invention and effect easily by the disclosed content of this specification.The present invention can also be implemented or be applied by other different embodiment, and the every details in this specification also can be based on different viewpoints and application, carries out various modifications or change not deviating under spirit of the present invention.
It should be noted that, the diagram providing in the present embodiment only illustrates basic conception of the present invention in a schematic way, satisfy and only show with assembly relevant in the present invention in graphic but not component count, shape and size drafting while implementing according to reality, when its actual enforcement, kenel, quantity and the ratio of each assembly can be a kind of random change, and its assembly layout kenel also may be more complicated.
With reference to Fig. 1, the battery charging management system that the present invention's one machine fills more comprises: several switch power modules (as PS1, PS2), several storage batterys (as B1, B2), several gate-controlled switches (as S0, S1, S2), charge management module and battery temperature measurement module.Wherein, one end of each switch power module is connected with each storage battery by described gate-controlled switch, and the other end and other switch power modules are in parallel.Battery temperature measurement module is connected with charge management module, for measuring in real time the temperature of each storage battery, to adopt corresponding charging strategy.Charge management module is connected one by one with each switch power module, storage battery and gate-controlled switch, for controlling whole battery charging management system.Charge management module can realize remote centralized control, as carried out centralized monitor by wireless communication modes such as RS232, RS485, RS422, Ethernet.
It should be noted that, the preferred embodiment shown in Fig. 1 comprises two switch power modules and two storage batterys.And in concrete use, the number of switch power module can be n, the number of storage battery can be m, wherein n >=2, m >=2.Correspondingly, the number of gate-controlled switch is determined according to the number of switch power module and storage battery.The number of selected gate-controlled switch must guarantee that each switch power module is all connected with each storage battery.
Preferably, the battery charging management system that a machine of the present invention fills more also comprises power module, is used to switch power module and charge management module that AC power and DC power supply are provided respectively.Particularly, switch power module is powered by civilian electric alternating current 220V or power electric 380V.Preferably, civilian electric alternating current 220V or power electric 380V can be converted to after direct current by alternating current through AD converter, be directly charge management module power supply.In the time charging, only need in charge management module, carry out necessary parameter setting, as nominal voltage, rated capacity etc. in battery specification, can automatically complete the charging process of storage battery.
In the battery charging management system filling at a machine of the present invention more, suppose and comprise two switch power modules and two storage batterys, and the initial voltage of each battery is V1, be V2 for the charging voltage 2.4V of lead-acid battery, output voltage when battery is full of is V3, and the battery charging management method that a machine of the present invention fills more comprises following mode:
(1) when two switch power modules are in holding state, when a battery need to charge, two switch power modules enter normal operating conditions from holding state battery are charged; In the time that cell voltage arrives V2, only retain a switch power module and charge; In the time that the output voltage of charger reaches V3, the switch power module of charge closing, charging finishes.
(2), when two switch power modules are in holding state, when two batteries all need to charge, two switch power modules are the first battery charging simultaneously, access the second battery before the voltage of the first battery rises to V2; When the voltage of the first battery rises to after V2, two switch power modules are the second battery charging simultaneously; When the voltage of the second battery rises to after V2, by a switch power module, a battery is charged respectively; In the time that the output voltage of switch power module rises to V3, close corresponding switch power module.
(3), when two switch power modules are in holding state, when two batteries all need to charge, two switch power modules are the first battery charging simultaneously; After the voltage of the first battery rises to V2, access the second battery, and by a switch power module, a battery is charged respectively; In the time that the output voltage of switch power module rises to V3, close corresponding switch power module.
(4), when two switch power modules are in holding state, when two batteries all need to charge, two switch power modules are the first battery charging simultaneously, access the second battery before the voltage of the first battery rises to V2; When the voltage of the first battery rises to after V2, by a switch power module, a battery is charged respectively; In the time that the output voltage of switch power module rises to V3, close corresponding switch power module.
Particularly, with reference to Fig. 1, the Charge Management model that the present invention is formed with two switch power module PS1, PS2 and two Battery pack B1, B2 is described battery charging management method.Suppose that single battery can bear both maximum output current sums of PS1, PS2 simultaneously simultaneously.Certainly, this model can expand to the individual switch power module of n (n >=2), the individual battery of m (m >=2).In the battery charging management system filling at a machine of the present invention, switch power module and batteries corresponding charging type under different situations is as shown in table 1 more.Wherein, " 1 " represents that switch power module work or storage battery need charging; " 0 " represents that switch power module is closed or storage battery does not need charging.
The charging type of table 1, switch power module and batteries correspondence under different situations
| PS1 | PS2 | B1 | B2 | Charging type |
| 1 | 1 | 0 | 0 | Without charging |
| 1 | 1 | 0 | 1 | Type two |
| 1 | 1 | 1 | 0 | Type one |
| 1 | 1 | 1 | 1 | Type three～eight |
Work as PS1, PS2 is in the time of holding state, and PS1, PS2 can be B1 or B2 charging (corresponding types one or type two) simultaneously, or both are B1 and B2 charging (corresponding types three～eight) simultaneously.
The charged state of table 2, type one correspondence
Wherein, ※ represents that B1 is in charging; ◎: represent that B2 is in charging.Same under above implication, repeat no more.
As shown in table 2, in type one, in the time only having B1 to charge, the initial voltage of battery B1 is V1, and PS1, PS2 enter normal operating conditions by charge management module control from holding state battery B1 is charged.In the time that battery B1 voltage arrives V2, close the output of PS2, PS2 enters holding state, with saves energy.In the time that charger output voltage reaches V3, close PS1, charging finishes.
Certainly, also can, in the time that battery B1 voltage arrives V2, close the output of PS1, PS1 enters holding state, with saves energy.In the time that charger output voltage reaches V3, close PS2, charging finishes.
The charged state of table 3, type two correspondences
As shown in table 3, in type two, in the time only having B2 to charge, the initial voltage of battery B2 is V1, and PS1, PS2 enter normal operating conditions by charge management module control from holding state battery B2 is charged.In the time that battery B2 voltage arrives V2, close the output of PS2, PS2 enters holding state with saves energy.In the time that charger output voltage reaches V3, close PS1, charging finishes.
Certainly, also can, in the time that battery B1 voltage arrives V2, close the output of PS1, PS1 enters holding state, with saves energy.In the time that charger output voltage reaches V3, close PS2, charging finishes.
The charged state of table 4, type three correspondences
As shown in table 4, in type three, first B1 accesses charger, and PS1, PS2 are B1 charging simultaneously.B2 access before B1 voltage rises to V2.This kind of situation, B2 waits for that B1 voltage reaches after V2, PS1, PS2 close, and by charge management module, B2, PS1, PS2 are switched to same charge circuit, are charged to B2 by PS1, PS2.Reach after V2 until B2 voltage, PS2 continues as B2 charging, and PS1 closes, and by charge management module, B1, PS1 is switched to same charge circuit and continues charging.In the time that PS1, PS2 output voltage reach V3, closing PS1, PS2(can not be to close simultaneously), B1, the B2 end of charging.
The charged state of table 5, type four correspondences
As shown in table 5, in type four, first B2 accesses charger, and PS1, PS2 are B2 charging at the beginning simultaneously.B1 access before B2 voltage rises to V2.This kind of situation, B1 waits for that B2 voltage reaches after V2, PS1, PS2 close, and by charge management module, B1, PS1, PS2 are switched to same charge circuit, are charged to B1 by PS1, PS2.Reach after V2 until B1 voltage, PS1 continues as B1 charging, and PS2 closes, and by monitoring unit, B2, PS2 is switched to same charge circuit and continues charging.In the time that PS1, PS2 output voltage reach V3, closing PS1, PS2(can not be to close simultaneously), B1, the B2 end of charging.
The charged state of table 6, type five correspondences
As shown in table 6, in type five, first B1 accesses charger, and PS1, PS2 are B1 charging simultaneously.Rise to after V2 at B1 voltage, close PS2, then B2 access.This kind of situation, PS1 continues as B1 charging, by charge management module, B2, PS2 is switched to same charge circuit, is charged to B2 by PS2.In the time that PS1, PS2 output voltage reach V3, closing PS1, PS2(can not be to close simultaneously), B1, the B2 end of charging.
The charged state of table 7, type six correspondences
As shown in table 7, in type six, first B2 accesses charger, and PS1, PS2 are B2 charging simultaneously.Rise to after V2 at B2 voltage, close PS1, then B1 access.This kind of situation, PS2 continues as B2 charging, by charge management module, B1, PS1 is switched to same charge circuit, is charged to B1 by PS1.In the time that PS1, PS2 output voltage reach V3, closing PS1, PS2(can not be to close simultaneously), B1, the B2 end of charging.
The charged state of table 8, type seven correspondences
As shown in table 8, in type seven, first B1 accesses charger, and PS1, PS2 are B1 charging simultaneously.B2 access before B1 voltage rises to V2.This kind of situation, B2 waits for that B1 voltage reaches after V2, and PS1 continues as B1 charging, and PS2 closes, and by charge management module, B2, PS2 is switched to same charge circuit, is charged to B2 by PS2.In the time that PS1, PS2 output voltage reach V3, closing PS1, PS2(can not be to close simultaneously), B1, the B2 end of charging.
The charged state of table 9, type eight correspondences
As shown in table 9, in type eight, first B2 accesses charger, and PS1, PS2 are B2 charging at the beginning simultaneously.B1 access before B2 voltage rises to V2.This kind of situation, B1 waits for that B2 voltage reaches after V2, and PS2 continues as B2 charging, and PS1 closes, and by charge management module, B1, PS1 is switched to same charge circuit, is charged to B1 by PS1.In the time that PS1, PS2 output voltage reach V3, closing PS1, PS2(can not be to close simultaneously), B1, the B2 end of charging.
Certainly the battery charging management method that, a machine of the present invention fills more can expand to multiple switch power modules and multiple storage battery.No matter comprise how many switch power modules and storage battery, all can carry out corresponding expanded application to mode (4) according to previously described mode (1), its complexity may correspondingly increase, but the basic mode of charging is constant.
In sum, the battery charging management system that the present invention's one machine fills more and method can either realize same charger does the Charge Management of intelligent and safe to the storage battery of single all size, also can same charger many groups different size or the storage battery of organizing same specification are done more the Charge Management of intelligent and safe simultaneously, effectively reduce charging cost, and simple to operate.So the present invention has effectively overcome various shortcoming of the prior art and tool high industrial utilization.
Above-described embodiment is illustrative principle of the present invention and effect thereof only, but not for limiting the present invention.Any person skilled in the art scholar all can, under spirit of the present invention and category, modify or change above-described embodiment.Therefore, such as in affiliated technical field, have and conventionally know that the knowledgeable, not departing from all equivalence modifications that complete under disclosed spirit and technological thought or changing, must be contained by claim of the present invention.
Claims (8)
1. the battery charging management system that a machine fills more, is characterized in that: at least comprise several switch power modules, several storage batterys, several gate-controlled switches, charge management module and battery temperature measurement module; Wherein,
One end of each switch power module is connected with each storage battery by described gate-controlled switch, and the other end and other switch power modules are in parallel;
Described battery temperature measurement module is connected with described charge management module;
Described charge management module is connected one by one with each switch power module, storage battery and gate-controlled switch.
2. the battery charging management system that a machine according to claim 1 fills more, is characterized in that: described charge management module can realize remote centralized control.
3. the battery charging management system that a machine according to claim 1 fills more, is characterized in that: also comprise power module, described power module is used to described switch power module and described charge management module that AC power and DC power supply are provided respectively.
4. the battery charging management system that a machine according to claim 1 fills more, is characterized in that: described switch power module is powered by alternating current 220V or 380V.
5. the battery charging management system that a machine according to claim 1 fills more, is characterized in that: alternating current 220V or 380V are directly described charge management module power supply after AD changes.
6. the battery charging management system that a machine according to claim 1 fills more, is characterized in that: the number of described switch power module and storage battery is all more than or equal to 2.
7. the battery charging management method of the battery charging management system that a machine according to claim 1 fills more, it is characterized in that: supposition comprises two switch power modules and two storage batterys, and the initial voltage of each battery is V1, charging voltage 2.4V for lead-acid battery is V2, and output voltage when battery is full of is V3;
Described battery charging management method comprises following mode:
A, when two switch power modules are in holding state, when a battery need to charge, two switch power modules enter normal operating conditions from holding state battery are charged; In the time that cell voltage arrives V2, only retain a switch power module and charge; In the time that the output voltage of charger reaches V3, the switch power module of charge closing, charging finishes;
B, when two switch power modules are in holding state, when two batteries all need to charge, two switch power modules are the first battery charging simultaneously, access the second battery before the voltage of the first battery rises to V2; When the voltage of the first battery rises to after V2, two switch power modules are the second battery charging simultaneously; After rising to V2, the voltage of the second battery by a switch power module, a battery is charged respectively; In the time that the output voltage of switch power module rises to V3, close corresponding switch power module;
C, when two switch power modules are in holding state, when two batteries all need to charge, two switch power modules are the first battery charging simultaneously; After the voltage of the first battery rises to V2, access the second battery, and by a switch power module, a battery is charged respectively; In the time that the output voltage of switch power module rises to V3, close corresponding switch power module;
D, when two switch power modules are in holding state, when two batteries all need to charge, two switch power modules are the first battery charging simultaneously, access the second battery before the voltage of the first battery rises to V2; When the voltage of the first battery rises to after V2, by a switch power module, a battery is charged respectively; In the time that the output voltage of switch power module rises to V3, close corresponding switch power module.
8. the battery charging management method that a machine according to claim 7 fills more, it is characterized in that: in described mode B, C and D, in the time that the output voltage of switch power module rises to V3, close this switch power module, do not require and close two switch power modules simultaneously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410056610.3A CN103904728B (en) | 2014-02-19 | 2014-02-19 | The battery charging management system that one machine fills more and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410056610.3A CN103904728B (en) | 2014-02-19 | 2014-02-19 | The battery charging management system that one machine fills more and method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103904728A true CN103904728A (en) | 2014-07-02 |
| CN103904728B CN103904728B (en) | 2016-06-01 |
Family
ID=50995927
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410056610.3A Expired - Fee Related CN103904728B (en) | 2014-02-19 | 2014-02-19 | The battery charging management system that one machine fills more and method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103904728B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105244949A (en) * | 2015-10-10 | 2016-01-13 | 陶杰 | Electric automobile smart charging pile system |
| CN110445213A (en) * | 2019-08-13 | 2019-11-12 | 深圳市道通智能航空技术有限公司 | A kind of charging management system, method, apparatus and storage medium |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201550026U (en) * | 2009-09-03 | 2010-08-11 | 中国电子科技集团公司第十四研究所 | Special photovoltaic control inverter for solar energy |
| CN103269098A (en) * | 2013-05-21 | 2013-08-28 | 东莞宇龙通信科技有限公司 | Method for improving double-battery charging efficiency and mobile terminal |
| CN103532191A (en) * | 2013-10-14 | 2014-01-22 | 松下家电研究开发（杭州）有限公司 | Dual-group battery unit charging system for dust collector and charging method of dual-group battery unit charging system |
-
2014
- 2014-02-19 CN CN201410056610.3A patent/CN103904728B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201550026U (en) * | 2009-09-03 | 2010-08-11 | 中国电子科技集团公司第十四研究所 | Special photovoltaic control inverter for solar energy |
| CN103269098A (en) * | 2013-05-21 | 2013-08-28 | 东莞宇龙通信科技有限公司 | Method for improving double-battery charging efficiency and mobile terminal |
| CN103532191A (en) * | 2013-10-14 | 2014-01-22 | 松下家电研究开发（杭州）有限公司 | Dual-group battery unit charging system for dust collector and charging method of dual-group battery unit charging system |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105244949A (en) * | 2015-10-10 | 2016-01-13 | 陶杰 | Electric automobile smart charging pile system |
| CN110445213A (en) * | 2019-08-13 | 2019-11-12 | 深圳市道通智能航空技术有限公司 | A kind of charging management system, method, apparatus and storage medium |
| WO2021027882A1 (en) * | 2019-08-13 | 2021-02-18 | 深圳市道通智能航空技术有限公司 | Charging management system, method, and apparatus, and storage medium |
| CN110445213B (en) * | 2019-08-13 | 2022-05-17 | 深圳市道通智能航空技术股份有限公司 | Charging management system, method, device and storage medium |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103904728B (en) | 2016-06-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102185159B (en) | Basic unit lithium battery pack module, multistage lithium battery pack and charge and discharge equilibrium method | |
| CN204179729U (en) | A kind of communication discrete lithium battery back-up source | |
| CN103904735B (en) | A kind of energy storage subsystem for batch (-type) renewable energy system and control method thereof | |
| CN204597569U (en) | The portable charge power supply of electric automobile | |
| CN102709981A (en) | Energy-lossless equalizing charging device for series lithium ion battery pack | |
| CN204517419U (en) | A kind of wind-light storage micro-grid system containing multiclass energy storage | |
| CN204761124U (en) | Electric automobile direct current that possesses intelligent power distribution function electric loop that charges | |
| CN107834626A (en) | The equalization methods and equalizing system of a kind of power battery pack | |
| CN203967811U (en) | Electric automobile DC charging system | |
| CN105375583A (en) | Management system and method of power lithium battery pack | |
| CN104734260A (en) | Power battery equalizing charge method and system | |
| CN104767216A (en) | Electric energy flow direction switching system and method for electric automobile intelligent charging system | |
| CN107154666A (en) | A kind of batteries management system and electric power system | |
| CN204481504U (en) | The system that a kind of battery pack parallel connection uses | |
| CN207518330U (en) | An a kind of machine rush-harvesting and rush-planting power distribution direct-current charging post system | |
| CN103904728B (en) | The battery charging management system that one machine fills more and method | |
| CN205029388U (en) | Can realize that solar energy and electric wire netting switch electric automobile charging station of power supply | |
| CN203455461U (en) | Intelligent and highly-efficient lithium battery circulation charging/discharging test system | |
| CN103124094A (en) | Active equalizing device of electric automobile power battery pack | |
| CN203225531U (en) | Active balancing device for electric vehicle power battery pack | |
| CN204441932U (en) | Lead-acid battery and lithium battery parallel combined energy storage battery power supply system | |
| CN204947027U (en) | A kind of positive negative pulse stuffing lead-acid battery formation device | |
| CN203691004U (en) | Charging device formed by network vehicle-borne charger set | |
| CN107370222A (en) | A kind of energy complement formula grading system | |
| CN203788037U (en) | Photovoltaic power generation energy storage module hybrid deployment system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160601 Termination date: 20180219 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |