CN103904728B - The battery charging management system that one machine fills more and method - Google Patents
The battery charging management system that one machine fills more and method Download PDFInfo
- Publication number
- CN103904728B CN103904728B CN201410056610.3A CN201410056610A CN103904728B CN 103904728 B CN103904728 B CN 103904728B CN 201410056610 A CN201410056610 A CN 201410056610A CN 103904728 B CN103904728 B CN 103904728B
- Authority
- CN
- China
- Prior art keywords
- battery
- power supply
- switching power
- charging
- charge
- 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.)
- Expired - Fee Related
Links
- 238000000034 method Methods 0.000 title abstract description 14
- 238000007726 management method Methods 0.000 claims description 71
- 238000012544 monitoring process Methods 0.000 claims description 5
- 239000002253 acid Substances 0.000 claims description 3
- 238000009529 body temperature measurement Methods 0.000 claims description 2
- 238000006243 chemical reaction Methods 0.000 claims description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
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
Landscapes
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Secondary Cells (AREA)
Abstract
The present invention provides the battery charging management system and method that an a kind of machine fills more, and described system at least comprises some switch power modules, some store batteries, some controlled switches, charge management module and battery temperature and measures module; Wherein, one end of each switch power module is connected with each store battery by described controlled switch, and the other end and other switch power modules are in parallel; Described battery temperature is measured module and is connected with described charge management module; Described charge management module is connected with controlled switch one by one with each switch power module, store battery. The battery charging management system that the present invention one machine fills more and method can either realize the Charge Management that the store battery of single all size is done intelligent and safe by same charging set, also same charging set the store battery of many group different sizes or many group same specifications can be done the Charge Management of intelligent and safe simultaneously, effectively reduce charging cost, and simple to operate.
Description
Technical Field
The present invention relates to a battery charging management system and method, and more particularly, to a battery charging management system and method with multiple charging functions.
Background
With the development of society and the increasingly prominent problems of energy, environmental protection and the like, the pure electric vehicle is more and more emphasized by various countries in the world with the advantages of zero emission, low noise and the like, and is called as an environment-friendly vehicle. A Battery Management System (BMS), which is one of key technologies for developing electric vehicles, is a key to the industrialization of electric vehicles. Electric vehicles powered by batteries have been in the lives of the public due to their green and pollution-free advantages.
However, most of the current battery charging methods are to charge a group of storage batteries with a charger, and the usage rate of the charger is low. And a few chargers are used for charging multiple groups of batteries, but the chargers use independent charging units to charge batteries of different groups, so that the charger efficiency is low. Therefore, batteries with different specifications need to be equipped with different chargers to meet charging requirements, so that the cost of the chargers is greatly increased.
Disclosure of Invention
In view of the above-mentioned shortcomings of the prior art, an object of the present invention is to provide a system and a method for managing charging of batteries with multiple charging functions, so that batteries with different specifications can be charged by using the same charger, and the charging process can be one charging function or one charging function with multiple charging functions.
In order to achieve the above and other related objects, the present invention provides a battery charging management system with one battery and multiple batteries, which at least comprises a plurality of switching power modules, a plurality of storage batteries, a plurality of controllable switches, a charging management module and a battery temperature measurement module; one end of each switch power supply module is connected with each storage battery through the controllable switch, and the other end of each switch power supply module is connected with other switch power supply modules in parallel; the battery temperature measuring module is connected with the charging management module; and the charging management module is connected with each switching power supply module, the storage battery and the controllable switches one by one.
According to the above one-machine-multi-charging battery charging management system, wherein: the charging management module can realize remote centralized monitoring.
According to the above one-machine-multi-charging battery charging management system, wherein: the charging management module is used for providing charging management for the switching power supply module and the charging management module respectively.
According to the above one-machine-multi-charging battery charging management system, wherein: the switch power supply module is powered by alternating current of 220V or 380V.
According to the above one-machine-multi-charging battery charging management system, wherein: and the alternating current of 220V or 380V is directly used for supplying power to the charging management module after being subjected to AD conversion.
According to the above one-machine-multi-charging battery charging management system, wherein: the number of the switching power supply modules and the number of the storage batteries are both more than or equal to 2.
Meanwhile, the invention also provides a battery charging management method of the one-machine multi-charging battery charging management system, wherein the battery charging management method comprises the following steps: the method comprises the following steps that two switching power supply modules and two storage batteries are assumed to be included, the initial voltage of each battery is V1, the charging voltage of 2.4V for a lead-acid battery is V2, and the output voltage of the fully-charged battery is V3;
the battery charging management method comprises the following modes:
A. when the two switching power supply modules are in a standby state and one battery needs to be charged, the two switching power supply modules enter a normal working state from the standby state to charge the battery; when the battery voltage reaches V2, only one switching power supply module is reserved for charging; when the output voltage of the charger reaches V3, the charging switch power supply module is closed, and the charging is finished;
B. when the two switching power supply modules are in a standby state and both batteries need to be charged, the two switching power supply modules charge the first battery at the same time, and the second battery is connected before the voltage of the first battery rises to V2; when the voltage of the first battery rises to V2, the two switching power supply modules charge the second battery at the same time; when the voltage of the second battery rises to V2, one battery is charged by one switching power supply module respectively; when the output voltage of the switching power supply module rises to V3, closing the corresponding switching power supply module;
C. when the two switching power supply modules are in a standby state and both batteries need to be charged, the two switching power supply modules simultaneously charge the first battery; after the voltage of the first battery rises to V2, the second battery is connected, and one battery is charged by one switching power supply module respectively; when the output voltage of the switching power supply module rises to V3, closing the corresponding switching power supply module;
D. when the two switching power supply modules are in a standby state and both batteries need to be charged, the two switching power supply modules charge the first battery at the same time, and the second battery is connected before the voltage of the first battery rises to V2; when the voltage of the first battery rises to V2, one battery is charged by one switching power supply module respectively; and when the output voltage of the switching power supply module rises to V3, closing the corresponding switching power supply module.
According to the one-machine multi-charge battery charging management method, the method comprises the following steps: in the modes B, C and D, when the output voltage of the switching power supply module rises to V3, the switching power supply module is turned off, and it is not required to turn off both the switching power supply modules at the same time.
As described above, the one-machine multi-charging battery charging management system and method of the present invention have the following advantages:
(1) the intelligent and safe charging management of the same charger on single storage batteries with various specifications can be realized;
(2) the intelligent and safe charging management of a plurality of groups of storage batteries with different specifications or a plurality of groups of storage batteries with the same specification can be realized by the same charger;
(3) effectively reduced the cost of charging, and easy operation.
Drawings
Fig. 1 is a schematic structural diagram of a one-machine-multi-charging battery charging management system according to a preferred embodiment of the present invention.
Detailed Description
The embodiments of the present invention are described below with reference to specific embodiments, and other advantages and effects of the present invention will be easily understood by those skilled in the art from the disclosure of the present specification. The invention is capable of other and different embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the spirit and scope of the present invention.
It should be noted that the drawings provided in the present embodiment are only for illustrating the basic idea of the present invention, and the components related to the present invention are only shown in the drawings rather than drawn according to the number, shape and size of the components in actual implementation, and the type, quantity and proportion of the components in actual implementation may be changed freely, and the layout of the components may be more complicated.
Referring to fig. 1, the one-machine multi-charging battery charging management system of the present invention includes: the system comprises a plurality of switching power supply modules (such as PS1 and PS 2), a plurality of storage batteries (such as B1 and B2), a plurality of controllable switches (such as S0, S1 and S2), a charging management module and a battery temperature measuring module. One end of each switch power supply module is connected with each storage battery through the controllable switch, and the other end of each switch power supply module is connected with other switch power supply modules in parallel. The battery temperature measuring module is connected with the charging management module and is used for measuring the temperature of each storage battery in real time so as to adopt a corresponding charging strategy. The charging management module is connected with each switching power supply module, the storage battery and the controllable switches one by one and used for controlling the whole battery charging management system. The charging management module can realize remote centralized monitoring, such as centralized monitoring through wireless communication modes of RS232, RS485, RS422, Ethernet and the like.
It should be noted that the preferred embodiment shown in fig. 1 includes two switching power supply modules and two storage batteries. In specific use, the number of the switching power supply modules can be n, and the number of the storage batteries can be m, wherein n is more than or equal to 2, and m is more than or equal to 2. Accordingly, the number of controllable switches is determined according to the number of switching power supply modules and the number of storage batteries. The number of the selected controllable switches is required to ensure that each switching power supply module is connected with each storage battery.
Preferably, the one-machine multi-charging battery charging management system of the present invention further includes a power supply module, configured to provide an ac power supply and a dc power supply for the switching power supply module and the charging management module, respectively. Specifically, the switching power supply module is powered by civil alternating current 220V or power electricity 380V. Preferably, after the civil alternating current of 220V or the power supply of 380V is converted from alternating current to direct current through the AD converter, the charging management module is directly powered. When charging, the charging process of the storage battery can be automatically completed only by setting necessary parameters in the charging management module, such as nominal voltage, rated capacity and the like in the specification of the battery.
In the one-machine multi-charge battery charging management system of the invention, assuming that the system comprises two switching power supply modules and two storage batteries, and the initial voltage of each battery is V1, the charging voltage 2.4V for a lead-acid battery is V2, and the output voltage when the battery is fully charged is V3, the one-machine multi-charge battery charging management method of the invention comprises the following modes:
(1) when the two switching power supply modules are in a standby state and one battery needs to be charged, the two switching power supply modules enter a normal working state from the standby state to charge the battery; when the battery voltage reaches V2, only one switching power supply module is reserved for charging; and when the output voltage of the charger reaches V3, closing the charging switch power supply module, and ending the charging.
(2) When the two switching power supply modules are in a standby state and both batteries need to be charged, the two switching power supply modules charge the first battery at the same time, and the second battery is connected before the voltage of the first battery rises to V2; when the voltage of the first battery rises to V2, the two switching power supply modules charge the second battery at the same time; when the voltage of the second battery rises to V2, one battery is charged by one switching power supply module respectively; and when the output voltage of the switching power supply module rises to V3, closing the corresponding switching power supply module.
(3) When the two switching power supply modules are in a standby state and both batteries need to be charged, the two switching power supply modules simultaneously charge the first battery; after the voltage of the first battery rises to V2, the second battery is connected, and one battery is charged by one switching power supply module respectively; and when the output voltage of the switching power supply module rises to V3, closing the corresponding switching power supply module.
(4) When the two switching power supply modules are in a standby state and both batteries need to be charged, the two switching power supply modules charge the first battery at the same time, and the second battery is connected before the voltage of the first battery rises to V2; when the voltage of the first battery rises to V2, one battery is charged by one switching power supply module respectively; and when the output voltage of the switching power supply module rises to V3, closing the corresponding switching power supply module.
Specifically, referring to fig. 1, the present invention describes a battery charge management method by using a charge management model composed of two switching power supply modules PS1 and PS2 and two sets of batteries B1 and B2. While assuming that a single battery can simultaneously withstand the sum of the maximum output currents of both PS1, PS 2. Of course, the model can be extended to n (n ≧ 2) switching power supply modules, m (m ≧ 2) batteries. In the one-machine multi-charging battery charging management system, the charging types of the switching power supply module and the storage battery pack corresponding to different conditions are shown in table 1. Wherein, the '1' indicates that the switching power supply module works or the storage battery needs to be charged; "0" indicates that the switching power supply module is turned off or the secondary battery does not need to be charged.
TABLE 1 charging types corresponding to different conditions of switching power supply module and storage battery pack
| PS1 | PS2 | B1 | B2 | Type of charging |
| 1 | 1 | 0 | 0 | Need not to charge |
| 1 | 1 | 0 | 1 | Type two |
| 1 | 1 | 1 | 0 | Type one |
| 1 | 1 | 1 | 1 | Types three to eight |
When PS1, PS2 are in standby state, PS1, PS2 may charge B1 or B2 simultaneously (corresponding to type one or type two), or both B1 and B2 simultaneously (corresponding to types three to eight).
TABLE 2 charging State for type one
B1 is charged; very good: indicating that B2 is charging. The same meanings as above are not repeated.
As shown in table 2, in type one, when only B1 needs to be charged, the initial voltage of battery B1 is V1, and PS1 and PS2 are controlled by the charging management module to enter the normal operating state from the standby state to charge battery B1. When the voltage of the battery B1 reaches V2, the output of the PS2 is turned off, and the PS2 enters a standby state to save power. When the output voltage of the charger reaches V3, PS1 is closed, and charging is finished.
Of course, when the voltage of the battery B1 reaches V2, the output of the PS1 is turned off, and the PS1 enters a standby state to save power. When the output voltage of the charger reaches V3, PS2 is closed, and charging is finished.
TABLE 3 State of Charge corresponding to type two
As shown in table 3, in type two, when only B2 needs to be charged, the initial voltage of battery B2 is V1, and PS1 and PS2 are controlled by the charging management module to enter the normal operating state from the standby state to charge battery B2. When the voltage of the battery B2 reaches V2, the output of the PS2 is turned off, and the PS2 enters a standby state to save power. When the output voltage of the charger reaches V3, PS1 is closed, and charging is finished.
Of course, when the voltage of the battery B1 reaches V2, the output of the PS1 is turned off, and the PS1 enters a standby state to save power. When the output voltage of the charger reaches V3, PS2 is closed, and charging is finished.
TABLE 4 state of charge corresponding to type three
As shown in table 4, in type three, B1 first accesses the charger, and PS1 and PS2 charge B1 at the same time. B2 was switched on before the voltage of B1 rose to V2. In this case, B2 waits for B1 voltage to reach V2, PS1 and PS2 are turned off, and the charging management module switches B2, PS1 and PS2 to the same charging loop, and PS1 and PS2 charge B2. After the voltage of the B2 reaches V2, the PS2 continues to charge the B2, the PS1 is turned off, and the charging management module switches the B1 and the PS1 to the same charging loop to continue charging. When the output voltages of the PS1 and the PS2 reach V3, the PS1 and the PS2 are turned off (may not be turned off at the same time), and the charging of the B1 and the B2 is finished.
TABLE 5 State of Charge corresponding to type four
As shown in table 5, in type four, B2 first accesses the charger, and PS1 and PS2 initially charge B2 at the same time. B1 was switched on before the voltage of B2 rose to V2. In this case, B1 waits for B2 voltage to reach V2, PS1 and PS2 are turned off, and the charging management module switches B1, PS1 and PS2 to the same charging loop, and PS1 and PS2 charge B1. After the voltage of the B1 reaches V2, the PS1 continues to charge the B1, the PS2 is turned off, and the monitoring unit switches the B2 and the PS2 to the same charging loop to continue charging. When the output voltages of the PS1 and the PS2 reach V3, the PS1 and the PS2 are turned off (may not be turned off at the same time), and the charging of the B1 and the B2 is finished.
TABLE 6 state of charge corresponding to type five
As shown in table 6, in type five, B1 first accesses the charger, and PS1 and PS2 charge B1 at the same time. After the B1 voltage rises to V2, PS2 is turned off, and then B2 is turned on. In this case, PS1 continues to charge B1, and the charging management module switches B2 and PS2 to the same charging loop, and PS2 charges B2. When the output voltages of the PS1 and the PS2 reach V3, the PS1 and the PS2 are turned off (may not be turned off at the same time), and the charging of the B1 and the B2 is finished.
TABLE 7 State of Charge corresponding to type six
As shown in table 7, in type six, B2 first accesses the charger, and PS1 and PS2 charge B2 at the same time. After the B2 voltage rises to V2, PS1 is turned off, and then B1 is turned on. In this case, PS2 continues to charge B2, and the charging management module switches B1 and PS1 to the same charging loop, and PS1 charges B1. When the output voltages of the PS1 and the PS2 reach V3, the PS1 and the PS2 are turned off (may not be turned off at the same time), and the charging of the B1 and the B2 is finished.
TABLE 8 state of charge corresponding to type seven
As shown in table 8, in type seven, B1 first accesses the charger, and PS1 and PS2 charge B1 at the same time. B2 was switched on before the voltage of B1 rose to V2. In this case, B2 waits for B1 voltage to reach V2, PS1 continues to charge B1, PS2 is turned off, and B2 and PS2 are switched to the same charging loop by the charging management module, and B2 is charged by PS 2. When the output voltages of the PS1 and the PS2 reach V3, the PS1 and the PS2 are turned off (may not be turned off at the same time), and the charging of the B1 and the B2 is finished.
TABLE 9 charging State for type eight
As shown in table 9, in type eight, B2 first accesses the charger, and PS1 and PS2 initially charge B2 at the same time. B1 was switched on before the voltage of B2 rose to V2. In this case, B1 waits for B2 voltage to reach V2, PS2 continues to charge B2, PS1 is turned off, and B1 and PS1 are switched to the same charging loop by the charging management module, and B1 is charged by PS 1. When the output voltages of the PS1 and the PS2 reach V3, the PS1 and the PS2 are turned off (may not be turned off at the same time), and the charging of the B1 and the B2 is finished.
Of course, the one-machine multi-charging battery charging management method can be extended to a plurality of switching power supply modules and a plurality of storage batteries. No matter how many switching power supply modules and storage batteries are included, the corresponding expansion application can be performed according to the manners (1) to (4) described above, and the complexity may be increased correspondingly, but the basic manner of charging is unchanged.
In summary, the battery charging management system and method for multiple charging of one battery can realize that the same charger performs intelligent and safe charging management on single storage batteries with various specifications, and also can perform intelligent and safe charging management on multiple groups of storage batteries with different specifications or the same specification, so that the charging cost is effectively reduced, and the operation is simple. Therefore, the invention effectively overcomes various defects in the prior art and has high industrial utilization value.
The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the invention. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (6)
1. A battery charging management method for one-machine multi-charging is characterized in that:
the one-machine multi-charging battery management system comprises two switching power supply modules, two storage batteries, three controllable switches, a charging management module and a battery temperature measurement module; wherein,
one end of each switch power supply module is connected with each storage battery through a controllable switch, and the other end of each switch power supply module is connected with other switch power supply modules in parallel through a controllable switch;
the battery temperature measuring module is connected with the charging management module;
the charging management module is connected with each switching power supply module, the storage battery and the controllable switches one by one;
assuming that the initial voltage of each battery is V1, the charging voltage of the lead-acid battery is V2, V2 is 2.4V, and the output voltage when the battery is fully charged is V3;
the battery charging management method comprises the following modes:
A. when the two switching power supply modules are in a standby state and one battery needs to be charged, the two switching power supply modules enter a normal working state from the standby state to charge the battery; when the battery voltage reaches V2, only one switching power supply module is reserved for charging; when the output voltage of the charger reaches V3, the charging switch power supply module is closed, and the charging is finished;
B. when the two switching power supply modules are in a standby state and both batteries need to be charged, the two switching power supply modules charge the first battery at the same time, and the second battery is connected before the voltage of the first battery rises to V2; when the voltage of the first battery rises to V2, the two switching power supply modules charge the second battery at the same time; when the voltage of the second battery rises to V2, one battery is charged by one switching power supply module respectively; when the output voltage of the switching power supply module rises to V3, closing the corresponding switching power supply module;
C. when the two switching power supply modules are in a standby state and both batteries need to be charged, the two switching power supply modules simultaneously charge the first battery; after the voltage of the first battery rises to V2, the second battery is connected, and one battery is charged by one switching power supply module respectively; when the output voltage of the switching power supply module rises to V3, closing the corresponding switching power supply module;
D. when the two switching power supply modules are in a standby state and both batteries need to be charged, the two switching power supply modules charge the first battery at the same time, and the second battery is connected before the voltage of the first battery rises to V2; when the voltage of the first battery rises to V2, one battery is charged by one switching power supply module respectively; and when the output voltage of the switching power supply module rises to V3, closing the corresponding switching power supply module.
2. The one-machine-multi-charge battery charge management method according to claim 1, wherein: in the modes B, C and D, when the output voltage of the switching power supply module rises to V3, the switching power supply module is turned off, and it is not required to turn off both the switching power supply modules at the same time.
3. The one-machine-multi-charge battery charge management method according to claim 1, wherein: the charging management module can realize remote centralized monitoring.
4. The one-machine-multi-charge battery charge management method according to claim 1, wherein: the charging management module is used for providing charging management for the switching power supply module and the charging management module respectively.
5. The one-machine-multi-charge battery charge management method according to claim 1, wherein: the switch power supply module is powered by alternating current of 220V or 380V.
6. The one-machine-multi-charge battery charge management method according to claim 1, wherein: and the alternating current of 220V or 380V is directly used for supplying power to the charging management module after being subjected to AD conversion.
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 CN103904728A (en) | 2014-07-02 |
| CN103904728B true 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) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105846523A (en) * | 2015-10-10 | 2016-08-10 | 陶杰 | Electric vehicle intelligent charging pile system control method |
| 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 |
Family Cites Families (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 |
| CN103269098B (en) * | 2013-05-21 | 2016-01-13 | 东莞宇龙通信科技有限公司 | A kind of method and mobile terminal improving double-battery charge electrical efficiency |
| CN103532191B (en) * | 2013-10-14 | 2016-07-27 | 松下家电研究开发（杭州）有限公司 | Double; two Battery pack group charging systems of a kind of vacuum cleaner and charging method thereof |
-
2014
- 2014-02-19 CN CN201410056610.3A patent/CN103904728B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN103904728A (en) | 2014-07-02 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102280903B (en) | V2G intelligent charging and discharging system | |
| CN204597569U (en) | The portable charge power supply of electric automobile | |
| CN204465152U (en) | A kind of unmanned plane wireless charging system of wind-light-electricity complementary | |
| CN205104913U (en) | Flexible energy storage charging system | |
| WO2023029335A1 (en) | Parameter configuration method and terminal for photovoltaic storage and charging system | |
| CN104113133B (en) | Intelligent photovoltaic off-network inverter system and power consumption control method thereof | |
| CN205004812U (en) | Charging pile for electric vehicle | |
| CN204928312U (en) | On -vehicle electric automobile of non - machine that charges | |
| CN201752076U (en) | V2G intelligent charging and discharging device | |
| CN106059046A (en) | Combined emergency guarantee power source and power supply method thereof | |
| CN102195325A (en) | Power supply method of energy-saving container | |
| CN203261105U (en) | Power system of PRU communication base station | |
| CN201956683U (en) | Direct current power supply using super capacitor group as energy accumulator | |
| CN103904728B (en) | The battery charging management system that one machine fills more and method | |
| CN203573412U (en) | Solar energy and electric supply complemented type coin inserting type charging station | |
| CN103956821A (en) | Mixed distribution system and control method for energy storage modules for photovoltaic power generation | |
| CN207082872U (en) | A kind of electrokinetic cell echelon utilizes communication base station energy storage for power supply system | |
| CN204068413U (en) | One base station portable energy-storing equipment and electric power system | |
| CN201191766Y (en) | Electric automobile fast charging station | |
| CN206992749U (en) | A kind of electronics BDAR both Multipurpose electric source device | |
| CN204231264U (en) | A kind of from net type photovoltaic generating system | |
| CN203104036U (en) | Intelligent household new energy power supply system | |
| CN105429277A (en) | Portable energy storage system for electric vehicle emergencies and working method of portable energy storage system | |
| CN202471920U (en) | Cell PACK charge-and-discharge testing arrangement | |
| CN202634034U (en) | Busbar-shared energy-saving recovering type storage battery charging and discharging power circuit structure |
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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160601 Termination date: 20180219 |