CN206673622U - A kind of battery ladder utilizes system - Google Patents
A kind of battery ladder utilizes system Download PDFInfo
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- CN206673622U CN206673622U CN201720273299.7U CN201720273299U CN206673622U CN 206673622 U CN206673622 U CN 206673622U CN 201720273299 U CN201720273299 U CN 201720273299U CN 206673622 U CN206673622 U CN 206673622U
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- battery
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Abstract
The utility model provides a kind of battery ladder and utilizes system, including battery screening unit, for carrying out secondary identification to each battery cell in battery bag, differentiating, classification；Battery matches secondary group production cell, for the battery cell progress after the screening of battery screening unit is secondary in groups；It is secondary in groups after battery bag；Battery charging and discharging administrative unit, control the discharge and recharge of battery bag；Battery management unit with active equalization, manage and control whole battery ladder to be flowed on demand using the energy of system, receive dispatch command energy storage release.The economic benefit that the utility model can greatly promote the efficiency of battery screening, the lifting secondary ladder of battery utilizes, there is advanced technology, thinking is novel, market popularization value is high.
Description
Technical field
The utility model belongs to chemical energy storage and utilizes field, and in particular to a kind of battery ladder utilizes system.
Background technology
Zhong Guan-cun energy storage industrial technology alliance issue in June in this year《Energy storage industrial research white paper 2015》Prediction, is arrived
The year two thousand twenty, Chinese energy storage market capacity can reach 67GW.In addition, the fast development with electric automobile market, it will persistently move back
Fill the second-hand lithium battery of magnanimity, it is contemplated that to the year two thousand twenty, 10GWh retired electrokinetic cell scale, the retired quantity of battery can be had more than
Greatly, recovery reprocessing cost is high, battery consistency is poor, and remaining capacity is big, still has certain service life, secondary use market sky
In vain.Battery recycling and recycling problem have increased to national policy aspect.
The secondary ladder utilization technology of relevant battery recycling at present, also in the investigation stage, the technology of main flow mainly passes through
Conventional technology, such as by additional charge-discharge system, discharge and recharge is carried out to battery bag, detects and calculates its charging and discharging
Efficiency, simply judges whether it has secondary ladder value.This method and Technical comparing are extensive, and secondary cell ladder utilizes
Rate is relatively low.Such as some battery bags, because the damage of a small amount of battery cell or volumetric properties are relatively low, can cause whole battery inclusion quantity,
Charge and discharge electrical efficiency is relatively low, if being judged with conventional method and technology for detection, the battery bag is without secondary ladder value, the electricity in fact
Other a large amount of battery cells still possess preferable energy-storage property in the bag of pond, if directly scrapping, economic efficacy extreme difference, waste serious.
System is utilized based on a kind of battery ladder of the present utility model, efficiently solves problem above, have precisely detection,
Utilize, each battery cell contained by the retired battery bag got off can be detected, screened, again in groups, effectively prevent because
Extremely individual other cell performance is relatively low, influences the performance of whole battery bag so that and the secondary ladder of battery is maximized using efficiency,
By the implementation of utility model, the efficiency of battery screening can be greatly promoted, the economic benefit that the lifting secondary ladder of battery utilizes, tool
There is the features such as advanced technology, thinking is novel, market popularization value is high.
The utility model innovatively proposes the retired electrokinetic cell ladder to get off of new-energy automobile to recycle, and solves
The battery capacity loss that new-energy automobile is retired to get off is less big, cheap, but scraps the problem of cost recovery is high；Also crack
The growing retired battery of swift and violent new-energy automobile is scrapped, the problem that cost recovery is high.There is the utility model theory to surpass
Before, it is technological innovation, advanced, the characteristics of scheme novelty, meet at present and WeiLai Technology and economic trend.Compared to quickening electric power
Passage construction, water-storage, set up new chemical energy storage there is obvious price advantage and operable space, there is huge warp
Ji and social benefit.
The content of the invention
The problem of existing for prior art and new energy itself present situation, the utility model provide a kind of battery ladder and utilized
System.The utility model has extremely strong novelty.With using energy source theory is advanced, scheme is novel, principle is simple, system is simple
Clean, the solution retired battery problems significant effect of new-energy automobile shows, and can effectively lift the income of new-energy automobile.Whole battery rank
Ladder has that stable, reliable, intelligence degree is high using system, and the new energy that can be achieved truly recycles.
The purpose of this utility model is realized using following technical proposals：
1. a kind of battery ladder utilizes system, including：
Battery screening unit, for carrying out secondary identification to each battery cell in battery bag, differentiating, classification；
Battery matches secondary group production cell, for the battery cell after the screening of battery screening unit carry out it is secondary into
Group；
It is secondary in groups after battery bag；
Battery charging and discharging administrative unit, control the discharge and recharge of battery bag；
Battery management unit with active equalization, manage and control whole battery ladder to be flowed on demand using the energy of system
It is dynamic, receive dispatch command energy storage release.
It is effectively usable to calculate its by the process to the multiple discharge and recharge of each battery cell in battery bag for battery screening unit
Capacity, each battery cell voltage, discharge current, temperature information, carry out secondary identification, differentiate, classification.
Battery screening unit, which includes, possesses current sense function, voltage detecting function, the sampling plate of sampling functions, and has
The control panel of processor.
Battery charging and discharging administrative unit is the energy management unit that a kind of energy is capable of two-way flow, and it can be by secondary
Battery bag after in groups outwards release can, also can to it is secondary in groups after battery bag charge.
Battery charging and discharging administrative unit includes the three phase full bridge converter unit based on electronic power switch composition, wherein electric power
Electronic switch is insulated gate bipolar transistor（IGBT）.
Battery management unit with active equalization is the key control unit that battery ladder utilizes system, and it manages and controlled
Whole battery ladder is flowed on demand using the energy of system, receives dispatch command energy storage release.
Battery management unit with active equalization is mainly included with current acquisition, voltage acquisition, battery temperature acquisition
The collection plate of function, the matrix type electronic switch energy with the control panel for monitoring and controlling in real time and with balancing energy function
Measure balancing disk.
The balancing energy plate mainly includes by high speed P-channel and N-channel metal-oxide semiconductor (MOS) effect transistor group
Into matrix type electronic switch.
Battery management unit with active equalization, including remote monitoring system and communication system.
Compared with the prior art, the beneficial effects of the utility model are：
1st, a kind of battery ladder of the utility model utilizes system, have it is with strong points, can effectively solve because of new-energy automobile
The retired number of batteries that fast development is brought is huge；Handled compared to directly scrapping, it is necessary to consume the huge energy, enterprise needs to pay
The technical method of huge scraping expense, there is obvious economic sexual clorminance and social benefit.With the existing place directly scrapped, disassembled
Reason mode is compared, and has green, environmental protection, the huge technical advantage of cycling and reutilization.
2nd, the utility model battery charging and discharging management system is mainly complete by the three-phase formed based on high-speed power electronic switch
Bridge converter unit, wherein electronic power switch are the insulated gate bipolar transistor IGBT based on main flow, have working stability can
Lean on, the advantages that switching speed is fast, own loss is low, and power density is big, long lifespan, fast dynamic response.
3rd, battery management unit of the utility model with active equalization, there is battery cell in monitoring battery system in real time
State, the active equalization between internal each battery cell can be carried out in real time, is realized in discharge and recharge, energy storage and release can efficiency maximum
Change, the maximized effect of battery bag population size, compared with existing passive balancing technique, there is energy-conservation, efficient, battery capacity profit
With the advantage that rate is high, electric energy release is long, service life is grown.
4th, battery management unit of the utility model with active equalization, its own band remote monitoring system, can pass through in real time
High in the clouds uploads of battery state, can be monitored by a distant place, controlled, so as to realize that system high reliability works.
5th, battery management unit of the utility model with active equalization, itself there are powerful communication interaction capabilities.
Brief description of the drawings
Fig. 1 is that battery ladder utilizes system schematic.
Embodiment
Specific embodiment of the present utility model is described in further detail below in conjunction with the accompanying drawings.
As shown in figure 1, battery ladder includes battery screening unit 11 using system 1, battery matches secondary group production cell 12,
Battery charging and discharging administrative unit 13, it is secondary in groups after battery bag 14, the battery management unit 15 with active equalization.The battery
Screening unit 11 is the input port that whole battery ladder utilizes system, and all retired battery bags got off first pass around battery screening
Unit detect one by one, screened, information coding, carries out classification, the electric property Data Enter of battery；Screened by battery single
The battery bag of the processing of member 11, battery can be sent to and match secondary group production cell, believed according to the electric property of battery screening unit transmission
Breath, carry out battery cell it is secondary disassemble, it is secondary go here and there and connect in groups, and Laser Welding and short circuit copper bar by automation are entered
Row secondary cell battery module assembles, and forms the battery cell modules of standard, secondary single in groups by battery matching, 12 place
Reason, the battery cell modules of formation, which again pass by, to be assembled, form battery bag 14, and electric loop, detection line are set up in battery bag 14
Beam, mechanical part, by installing the battery management unit 15 with active equalization additional in battery bag 14, formation has can secondary ladder
The battery bag 14 utilized, the charge-discharge test of battery bag is carried out finally by battery charging and discharging administrative unit 13, further detection
Secondary groups of battery performance.Pass through the real-time of whole system, it can be ensured that the retired secondary cell performance got off utilizes maximization.
Battery screening unit 11 is realized carries out postsearch screening to the battery bag after battery recycling, and this link is mainly to mutually similar
Not, the close battery bag of status information carries out the electric performance test of battery cell, screening.Pass through the mistake to its multiple discharge and recharge
Journey, calculate its effectively usable capacity, each piece of battery cell voltage, discharge current, temperature information carry out it is secondary identification, differentiate,
Classification.The link, which is mainly realized, sieves the monomer that monomer capacity in battery bag is low, service life is short or electric discharge/energy storage capacity is weak
Elect, be replaced with performance and the close battery of residual monomer, so as to realize the secondary ladder of whole battery bag using efficiency most
The purpose changed greatly.Battery screening unit 11 is a set of battery status detecting system hardware and software, battery bag management of charging and discharging system
Hardware and software of uniting forms, and detection hardware, which includes, wherein described in battery screening unit 11 possesses 12 tunnel current detectings, 12 road voltages
The sampling plate of detection function, based on high speed numerical processor control panel, there is Hall type current sensor, suddenly on the sampling plate
That type voltage sensor；The control panel has high speed digital controller, 12 bit AD sample chips of high accuracy.
Battery matches secondary group production cell 12, realizes and the battery cell after battery screening unit 11 is screened is carried out two
It is secondary in groups, it is described it is secondary in groups mainly to after screening battery cell carry out it is secondary be connected in series and be connected in parallel, by swash
Flush weld, and short circuit copper bar carry out the high-temperature soldering of terminal, electrical connection, in groups into more Large Copacity and the battery pack of voltage class,
It is easy to the later stage to combine bag.By it is secondary in groups after battery pack can ensure that whole volume, life-span, energy storage, discharge capability reach
Efficiency maximizes, and mainly matches secondary group system platform by battery, realizes battery cell and battery bag equilibrium assignment again.
Battery charging and discharging administrative unit 13, it is secondary in groups after battery bag 14, the battery management unit 15 with active equalization,
Three forms one, and cooperation uses, and realizes the function that the secondary ladder of battery utilizes.Battery charging and discharging administrative unit 13 is one
Covering energy can be with the energy management unit of two-way flow, i.e., it can release energy by battery bag to other systems, can also pass through
Other charge to battery bag.Battery charging and discharging administrative unit includes the three phase full bridge conversion based on high-speed power electronic switch composition
Unit, wherein electronic power switch are the insulated gate bipolar transistor IGBT based on main flow, have stable and reliable in work, switch
The advantages that speed is fast, own loss is low, and power density is big, long lifespan, fast dynamic response.Battery charging and discharging administrative unit 13 is controlled
In the battery management unit with active equalization.It is secondary in groups after battery bag 14 be according to being actually needed, be voluntarily built into groups
Certain capacity, there is certain energy storage and release the energy-storage system of energy ability.This in groups after battery bag 14 battery system contained by electricity
Pond monomer capacitance grade is close, magnitude of voltage approaches, and the ability of release current approaches.Battery management unit 15 with active equalization is
Battery ladder utilizes the key control unit of system 1, and it is managed and controls whole battery ladder to be flowed on demand using the energy of system 1
It is dynamic, receive distal end and dispatch command energy storage and release energy, so as to effectively stabilize the time domain sex differernce on power load and generating peak.Band
The battery management unit 15 of active equalization is mainly made up of a set of hardware platform and software platform.Hardware platform, which mainly includes, to be had
Current acquisition, voltage acquisition, battery temperature acquisition function collection plate, there is the control panel and tool that monitor and control in real time
There is the matrix type electronic switch balancing energy plate of balancing energy function.The collection plate consists predominantly of Hall type current sensor
Chip, Hall type voltage sensor chip, wide scope, High Accuracy Thermocouple Temperature sensor；The control panel mainly includes high speed number
Word processing device, high-precision adc, the balancing energy plate are mainly included by high speed P-channel and N-channel metal oxide
The matrix type electronic switch of semiconductor effect transistor composition, realizes balancing energy function, has the spy that speed is fast, energy consumption is low
Point.Battery status detection, capacity check, temperature detection, execution remote dispatching instruction after responsible realization in groups.Software platform is born
Duty realizes that control algolithm is built, system protection, communication.Battery management unit with active equalization, there is monitoring battery system in real time
The state of battery cell in system, the active equalization between internal each battery cell can be carried out in real time, realized in discharge and recharge, energy storage and
Release energy efficiency to maximize, the maximized effect of battery bag population size, compared with existing passive balancing technique, there is energy-conservation, height
Effect, battery capacity utilization rate are high, electric energy release is long, the advantage of service life length.Battery management unit with active equalization, it is certainly
Body band remote monitoring system, can be monitored, controlled, so as to realize in real time by high in the clouds uploads of battery state by a distant place
System high reliability work, itself there are powerful communication interaction capabilities, can with the real-time slitless connection of other systems traffic department,
It is easy to system fading margin, scheduling.
Battery ladder using system using the retired electrokinetic cell to get off of new-energy automobile, remain in larger remaining capacity and
The characteristics of life-span, by the processing of Tthe utility model system, reuse in energy storage field, cracked growing swift and violent new
The retired battery of energy automobile is scrapped, the problem that cost recovery is high.
Claims (9)
1. a kind of battery ladder utilizes system, it is characterised in that including：
Battery screening unit, for carrying out secondary identification to each battery cell in battery bag, differentiating, classification；
Battery matches secondary group production cell, for the battery cell progress after the screening of battery screening unit is secondary in groups；
It is secondary in groups after battery bag；
Battery charging and discharging administrative unit, control the discharge and recharge of battery bag；
Battery management unit with active equalization, manage and control whole battery ladder to be flowed on demand using the energy of system, connect
Scheduled instructs energy storage release.
2. a kind of battery ladder as claimed in claim 1 utilizes system, it is characterised in that battery screening unit passes through to battery
The process of each multiple discharge and recharge of battery cell in bag, calculate its effectively usable capacity, each battery cell voltage, electric discharge electricity
Stream, temperature information, carry out secondary identification, differentiate, classification.
3. a kind of battery ladder as claimed in claim 2 utilizes system, it is characterised in that battery screening unit, which includes, possesses electricity
Current detection functionality, voltage detecting function, the sampling plate of sampling functions, and the control panel with processor.
4. a kind of battery ladder as claimed in claim 1 utilizes system, it is characterised in that battery charging and discharging administrative unit is one
Kind of energy is capable of the energy management unit of two-way flow, its can by it is secondary in groups after battery bag outwards release can, also can
To it is secondary in groups after battery bag charge.
5. a kind of battery ladder as claimed in claim 1 utilizes system, it is characterised in that battery charging and discharging administrative unit includes
Based on the three phase full bridge converter unit of electronic power switch composition, wherein electronic power switch is insulated gate bipolar transistor
（IGBT）.
6. a kind of battery ladder as claimed in claim 1 utilizes system, it is characterised in that the battery management list with active equalization
Member is the key control unit that battery ladder utilizes system, and it manages and controls whole battery ladder to utilize the energy of system on demand
Flowing, receives dispatch command energy storage release.
7. a kind of battery ladder as claimed in claim 6 utilizes system, it is characterised in that the battery management list with active equalization
It is first mainly to include with current acquisition, voltage acquisition, the collection plate of battery temperature acquisition function, with real-time monitor and control
Control panel and with balancing energy function matrix type electronic switch balancing energy plate.
8. a kind of battery ladder as claimed in claim 7 utilizes system, it is characterised in that the balancing energy plate mainly includes
The matrix type electronic switch being made up of high speed P-channel and N-channel metal-oxide semiconductor (MOS) effect transistor.
9. a kind of battery ladder as claimed in claim 6 utilizes system, it is characterised in that the battery management list with active equalization
Member, including remote monitoring system and communication system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720273299.7U CN206673622U (en) | 2017-03-20 | 2017-03-20 | A kind of battery ladder utilizes system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720273299.7U CN206673622U (en) | 2017-03-20 | 2017-03-20 | A kind of battery ladder utilizes system |
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| Publication Number | Publication Date |
|---|---|
| CN206673622U true CN206673622U (en) | 2017-11-24 |
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|---|---|---|---|
| CN201720273299.7U Expired - Fee Related CN206673622U (en) | 2017-03-20 | 2017-03-20 | A kind of battery ladder utilizes system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110838737A (en) * | 2018-08-15 | 2020-02-25 | 中国长城科技集团股份有限公司 | Charge-discharge control method and charge-discharge control device for retired power battery pack |
-
2017
- 2017-03-20 CN CN201720273299.7U patent/CN206673622U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110838737A (en) * | 2018-08-15 | 2020-02-25 | 中国长城科技集团股份有限公司 | Charge-discharge control method and charge-discharge control device for retired power battery pack |
| CN110838737B (en) * | 2018-08-15 | 2021-07-23 | 中国长城科技集团股份有限公司 | Charge-discharge control method and charge-discharge control device for retired power battery pack |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171124 Termination date: 20180320 |
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| CF01 | Termination of patent right due to non-payment of annual fee |