CN110265603A - A kind of graphene intelligent temperature control lithium battery group device - Google Patents
A kind of graphene intelligent temperature control lithium battery group device Download PDFInfo
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- CN110265603A CN110265603A CN201910639422.6A CN201910639422A CN110265603A CN 110265603 A CN110265603 A CN 110265603A CN 201910639422 A CN201910639422 A CN 201910639422A CN 110265603 A CN110265603 A CN 110265603A
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- Prior art keywords
- lithium battery
- temperature control
- intelligent temperature
- graphene
- battery group
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- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 82
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 67
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 60
- 229910021389 graphene Inorganic materials 0.000 title claims abstract description 59
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 21
- 230000017525 heat dissipation Effects 0.000 claims abstract description 12
- 239000005955 Ferric phosphate Substances 0.000 abstract description 16
- 229940032958 ferric phosphate Drugs 0.000 abstract description 16
- WBJZTOZJJYAKHQ-UHFFFAOYSA-K iron(3+) phosphate Chemical compound [Fe+3].[O-]P([O-])([O-])=O WBJZTOZJJYAKHQ-UHFFFAOYSA-K 0.000 abstract description 16
- 229910000399 iron(III) phosphate Inorganic materials 0.000 abstract description 16
- 238000007599 discharging Methods 0.000 abstract description 8
- 238000010438 heat treatment Methods 0.000 abstract description 4
- 229910052493 LiFePO4 Inorganic materials 0.000 abstract 1
- 230000005611 electricity Effects 0.000 abstract 1
- 239000002609 medium Substances 0.000 description 24
- 238000000034 method Methods 0.000 description 4
- 230000007423 decrease Effects 0.000 description 2
- 229910002804 graphite Inorganic materials 0.000 description 2
- 239000010439 graphite Substances 0.000 description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- NCZYUKGXRHBAHE-UHFFFAOYSA-K [Li+].P(=O)([O-])([O-])[O-].[Fe+2].[Li+] Chemical compound [Li+].P(=O)([O-])([O-])[O-].[Fe+2].[Li+] NCZYUKGXRHBAHE-UHFFFAOYSA-K 0.000 description 1
- QSNQXZYQEIKDPU-UHFFFAOYSA-N [Li].[Fe] Chemical compound [Li].[Fe] QSNQXZYQEIKDPU-UHFFFAOYSA-N 0.000 description 1
- 150000001336 alkenes Chemical class 0.000 description 1
- 239000012736 aqueous medium Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000034964 establishment of cell polarity Effects 0.000 description 1
- -1 graphite Alkene Chemical class 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/61—Types of temperature control
- H01M10/613—Cooling or keeping cold
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/61—Types of temperature control
- H01M10/615—Heating or keeping warm
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/63—Control systems
- H01M10/635—Control systems based on ambient temperature
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/653—Means for temperature control structurally associated with the cells characterised by electrically insulating or thermally conductive materials
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/656—Means for temperature control structurally associated with the cells characterised by the type of heat-exchange fluid
- H01M10/6561—Gases
- H01M10/6563—Gases with forced flow, e.g. by blowers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/656—Means for temperature control structurally associated with the cells characterised by the type of heat-exchange fluid
- H01M10/6561—Gases
- H01M10/6566—Means within the gas flow to guide the flow around one or more cells, e.g. manifolds, baffles or other barriers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/656—Means for temperature control structurally associated with the cells characterised by the type of heat-exchange fluid
- H01M10/6567—Liquids
- H01M10/6568—Liquids characterised by flow circuits, e.g. loops, located externally to the cells or cell casings
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
-
- 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
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Secondary Cells (AREA)
- Automation & Control Theory (AREA)
- Hybrid Cells (AREA)
Abstract
The invention discloses a kind of graphene intelligent temperature control lithium battery group devices, including water pump, blower, temperature sensor, intelligent temperature control module, air heater and lithium battery graphene fixing seat, heat eliminating medium circulation passage is equipped with inside the lithium battery graphene fixing seat, the heat eliminating medium circulation passage is equipped with water-cooled flow of media channel and air heat eliminating medium circulation passage, the temperature feedback of temperature sensor senses lithium battery graphene fixing seat is to intelligent temperature control module, work operation and water pump of the intelligent temperature control module according to the Numerical Control air heater of temperature, the velocity of rotation of blower, to control the flowing velocity of heat eliminating medium, achieve the effect that heat dissipation and heating efficiency are fast and stable and temperature has controllability, temperature is accurately controlled in the optimum temperature range of ferric phosphate lithium cell charging and discharging, improve LiFePO4 electricity The service life in pond.
Description
Technical field
The present invention relates to a kind of lithium battery temperature control field, especially a kind of heat dissipation and heating efficiency are fast and stablize and temperature has
There is the graphene radiator of controllability.
Background technique
Ferric phosphate lithium cell charges normal and the temperature range discharged is between -20 DEG C to 60 DEG C, but temperature is lower than 25 DEG C
When following with temperature gradually decrease lithium battery charging performance and discharge performance will decline in for a long time using leading to lithium battery
Capacity reduce and reduce service life, when temperature is higher than 50 DEG C or more as the temperature gradually increases discharge performance occur it is excessive
Electric discharge and electrode of lithium cell polarization reduce the capacity of battery, and extremes of temperature influences the charging and discharging of ferric phosphate lithium cell
Performance, currently on the market lithium battery group radiating system device have that heat dissipation is unstable to make ferric phosphate lithium cell work bad border temperature
Fluctuating range is larger and frequent, and degree of heat radiation, which is unable to control, prevents the ferric phosphate lithium cell bad border temperature that works to exist from gentle control
In the optimal operating temperature range of lithium battery, use can reduce the capacity of ferric phosphate lithium cell for a long time in extremes of temperature, from
And influence the service life of lithium iron phosphate lithium battery.
Summary of the invention
The technical problems to be solved by the invention, the technology to solve the problems, such as described above exist, and provide a kind of graphite
Alkene intelligent temperature control lithium battery group device.
The technical solution adopted by the present invention to solve the technical problems is: a kind of graphene intelligent temperature control lithium battery assembling
It sets, including water pump, blower, temperature sensor, intelligent temperature control module, air heater and lithium battery graphene fixing seat.
Further, a kind of graphene intelligent temperature control lithium battery group device, the lithium battery graphene fixing seat inside are equipped with
Heat eliminating medium circulation passage, heat eliminating medium circulation passage include that water-cooled flow of media channel and the circulation of air heat eliminating medium are logical
Road.
Further, a kind of graphene intelligent temperature control lithium battery group device, the water pump, blower, air heater and temperature
The electrode of sensor connects with intelligent temperature control module, and water pump is the power source of water-cooled media flow, and blower is that air heat dissipation is situated between
The dynamic power source of mass flow, temperature sensor are mounted on the surface of the lithium battery graphene fixing seat.
Further, a kind of graphene intelligent temperature control lithium battery group device, the air heater are mounted on the lithium battery
Connect outside graphene fixing seat with air heat dissipation channel flow of media feeder connection.
Further, a kind of graphene intelligent temperature control lithium battery group device, when ferric phosphate lithium cell is in the mistake of charging and discharging
When the operating ambient temperature of ferric phosphate lithium cell is higher in journey, the temperature of temperature sensor senses lithium battery graphene fixing seat will
Temperature value feedback is to intelligent temperature control module, and intelligent temperature control module controls the work operation of blower and water pump, to control air
The flowing velocity of heat eliminating medium and water-cooled medium, using the good thermal conductivity of graphene, lithium battery graphene fixing seat will be hot
Amount is quickly transmitted to air heat eliminating medium and water-cooled medium, then again will by the mobility of air heat eliminating medium and water-cooled medium
Heat transfer is gone out.
Further, a kind of graphene intelligent temperature control lithium battery group device, process of the ferric phosphate lithium cell in charging and discharging
When middle ferric phosphate lithium cell operating ambient temperature is lower, the temperature of the temperature sensor senses lithium battery graphene fixing seat will
Temperature value feedback to intelligent temperature control module, open by intelligent temperature control module control air heater start-up operation operation and control blower
Beginning work operation, transfers heat to lithium battery graphene fixing seat by the mobility of air dielectric, good using graphene
Heat is quickly passed to lithium battery by thermal conductivity, lithium battery graphene fixing seat.
Preferably, a kind of graphene intelligent temperature control lithium battery group device, the intelligent temperature control module can control the water pump
With the velocity of rotation of the blower, that is, control water-cooled medium and air heat eliminating medium flow velocity, thus reach temperature have can
Control property, temperature gently raise and reduce, and temperature is kept to be accurately controlled in the optimal charging and discharging range of ferric phosphate lithium cell.
Preferably, a kind of graphene intelligent temperature control lithium battery group device, water-cooled flow of media channel and air heat dissipation are situated between
Mass flow circulation passage " bow " font channel.
The beneficial effects of the present invention are: a kind of graphene intelligent temperature control lithium battery group device, not by the north and southern region
Property season variation of ambient temperature limitation, intelligent temperature control module can control water pump and blower velocity of rotation, i.e., control water dissipate
The flow velocity of thermal medium and air heat eliminating medium raises and reduces temperature gently, avoids phosphorus to reach temperature with controllability
The working temperature environment of sour lithium iron battery when high when frequently occurring low, temperature rise sharply rapid drawdown, temperature is accurately controlled in ferric phosphate
In the optimal charging and discharging range of lithium battery, the service life of lithium battery is greatly improved.
Detailed description of the invention
The present invention is described in further detail below in conjunction with the accompanying drawings;
Fig. 1 and Fig. 2 is structural schematic diagram of the invention;
In figure: 1. lithium battery graphene fixing seats, 2. lithium batteries, 3. temperature sensors, 4. air heat eliminating medium circulation passages,
5. aqueous medium heat eliminating medium circulation passage, 6. air heaters, 7. blowers, 8. water pumps, 9. intelligent temperature control modules.
Specific embodiment
To keep technical solution of the present invention more specific, the present invention is further explained in the light of specific embodiments, but
It is not construed as limiting the invention.
As depicted in figs. 1 and 2, a kind of graphene intelligent temperature control lithium battery group device, including water pump 8, blower 7, temperature pass
Sensor 3, intelligent temperature control module 9, air heater 6 and lithium battery graphene fixing seat 1.
A kind of graphene intelligent temperature control lithium battery group device is equipped with heat dissipation inside the lithium battery graphene fixing seat 1 and is situated between
Mass flow circulation passage, heat eliminating medium circulation passage are equipped with air heat eliminating medium circulation passage 4 and water-cooled flow of media channel 5.
A kind of graphene intelligent temperature control lithium battery group device, the water pump 8, blower 7, air heater 6 and temperature sensing
The electrode of device 3 connects with intelligent temperature control module 9.
A kind of graphene intelligent temperature control lithium battery group device, the water pump 8 are the power source of water-cooled media flow, blower
7 be the power source of air heat eliminating medium flowing, and temperature sensor 3 is mounted on the surface of lithium battery graphene fixing seat 1, and air adds
Hot device 6 is mounted on 1 outside of lithium battery graphene fixing seat and connects with 4 circulation passage entrance of air heat dissipation channel medium.
A kind of working method of graphene intelligent temperature control lithium battery group device, when ferric phosphate lithium cell is in charging and discharging
When the operating ambient temperature of ferric phosphate lithium cell is higher in the process, temperature sensor 3 incudes the temperature of lithium battery graphene fixing seat 1
Temperature value feedback to intelligent temperature control module 9, intelligent temperature control module 9 are controlled the velocity of rotation of blower 7 and water pump 8 by degree, thus
The flowing velocity for controlling air heat eliminating medium and water-cooled medium, using the good thermal conductivity of graphene, the lithium battery graphite
Heat is quickly transmitted to air heat eliminating medium and water-cooled medium by alkene fixing seat 1, then is situated between by air heat eliminating medium and water-cooled
The mobility of matter transfers heat away from again.
When the temperature that temperature sensor 3 incudes lithium battery graphene fixing seat 1 feeds back temperature value to intelligent temperature control mould
The degree demand of block 9, such as heat dissipation is low, and intelligent temperature control module 9 controls control 7 slow-speed of revolution of blower fortune while blower 7 is started to work
Row;As heat dissipation degree demand in, intelligent control module 9 control blower 7 keep the slow-speed of revolution operation and control water pump 8 start to work
8 slow-speed of revolution of water pump operation is controlled simultaneously, and the degree demand of such as heat dissipation is high, and intelligent control module 9 controls blower 7 and water pump 8 simultaneously
It is run from the slow-speed of revolution to high revolving speed and is run.
When ferric phosphate lithium cell operating ambient temperature is lower during charging and discharging for ferric phosphate lithium cell, temperature
The temperature that sensor 3 incudes the lithium battery graphene fixing seat 1 feeds back temperature value to intelligent temperature control module 9, intelligent temperature
It controls module 9 to control air heater 6 and control the start-up operation of blower 7 operation, is passed heat by the mobility of air dielectric
It is delivered to the lithium battery graphene fixing seat 1, using the good thermal conductivity of graphene, lithium battery graphene fixing seat is fast by heat
Speed passes to lithium battery.
When the temperature of the temperature sensor 3 induction lithium battery graphene fixing seat 1 feeds back temperature value to intelligent temperature
Control module 9, the degree demand of such as heating is low, and intelligent temperature control module 9 controls air heater 6 and starts to work and control blower 7
The degree demand of slow-speed of revolution operation, such as heating is high, and intelligent temperature control module 9 controls air heater 6 and keeps work and control blower 7
High revolving speed operation.
Of the invention illustrative above described embodiment only expresses, but it cannot be understood as to the scope of the invention
Limitation.For those of ordinary skill in the art, without departing from the inventive concept of the premise, several changes can also be made
Shape and improvement, these are all within the scope of protection of the present invention.
Claims (10)
1. a kind of graphene intelligent temperature control lithium battery group device, including blower (7), water pump (8), temperature sensor (3), intelligent temperature
Module (9), air heater (6) and lithium battery graphene fixing seat (1) are controlled, the lithium battery graphene fixing seat (1) is internal
Equipped with heat eliminating medium circulation passage.
2. graphene intelligent temperature control lithium battery group device according to claim 1, which is characterized in that the heat eliminating medium stream
Circulation passage is equipped with air heat eliminating medium circulation passage (4) and water-cooled flow of media channel (5).
3. graphene intelligent temperature control lithium battery group device according to claim 2, which is characterized in that the water-cooled medium flow field
Air heat eliminating medium flowing in water-cooled flow direction of medium and air heat eliminating medium circulation passage (4) in circulation passage (5)
Direction is identical.
4. graphene intelligent temperature control lithium battery group device according to claim 1, which is characterized in that the water pump (8),
The electrode of blower (7), air heater (6) and temperature sensor (3) connects with intelligent temperature control module (9).
5. graphene intelligent temperature control lithium battery group device according to claim 1, which is characterized in that the water pump (8)
It is the power source of water-cooled media flow.
6. graphene intelligent temperature control lithium battery group device according to claim 1, which is characterized in that the intelligent temperature control
Module (9) controls the velocity of rotation of water pump (8).
7. graphene intelligent temperature control lithium battery group device according to claim 1, which is characterized in that the blower (7)
It is the power source of air heat eliminating medium flowing.
8. graphene intelligent temperature control lithium battery group device according to claim 1, which is characterized in that the intelligent temperature control
Module (9) controls the velocity of rotation of blower (7).
9. graphene intelligent temperature control lithium battery group device according to claim 1, which is characterized in that the temperature sensing
Device (3) is mounted on the surface of lithium battery graphene fixing seat (1).
10. graphene intelligent temperature control lithium battery group device according to claim 1, which is characterized in that the air adds
Hot device (6) is mounted on outside lithium battery graphene fixing seat (1) to be connected with air heat dissipation channel flow of media channel (4) entrance.
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CN201910639422.6A CN110265603A (en) | 2019-07-16 | 2019-07-16 | A kind of graphene intelligent temperature control lithium battery group device |
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CN201910639422.6A CN110265603A (en) | 2019-07-16 | 2019-07-16 | A kind of graphene intelligent temperature control lithium battery group device |
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CN201910639422.6A Pending CN110265603A (en) | 2019-07-16 | 2019-07-16 | A kind of graphene intelligent temperature control lithium battery group device |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113419573A (en) * | 2021-05-21 | 2021-09-21 | 中国大唐集团科学技术研究院有限公司火力发电技术研究院 | Fire-storage combined lithium battery constant temperature control system |
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CN106033827A (en) * | 2015-03-18 | 2016-10-19 | 广东万锦科技股份有限公司 | Power battery thermal management system with functions of efficient heat dissipation and efficient heating |
CN106935937A (en) * | 2017-03-09 | 2017-07-07 | 宁波诺丁汉大学 | A kind of electric automobile lithium battery heat management system based on heat pipe |
CN106960987A (en) * | 2017-04-05 | 2017-07-18 | 孔祥贵 | It is a kind of to balance cold and hot temperature control storage pond |
CN208352490U (en) * | 2018-05-30 | 2019-01-08 | 浙江谷神能源科技股份有限公司 | A kind of integrated water-cooling lithium battery |
CN209947920U (en) * | 2019-07-16 | 2020-01-14 | 安徽省聚科石墨烯科技股份公司 | Graphene temperature control device for lithium battery pack |
-
2019
- 2019-07-16 CN CN201910639422.6A patent/CN110265603A/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
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CN106033827A (en) * | 2015-03-18 | 2016-10-19 | 广东万锦科技股份有限公司 | Power battery thermal management system with functions of efficient heat dissipation and efficient heating |
CN106935937A (en) * | 2017-03-09 | 2017-07-07 | 宁波诺丁汉大学 | A kind of electric automobile lithium battery heat management system based on heat pipe |
CN106960987A (en) * | 2017-04-05 | 2017-07-18 | 孔祥贵 | It is a kind of to balance cold and hot temperature control storage pond |
CN208352490U (en) * | 2018-05-30 | 2019-01-08 | 浙江谷神能源科技股份有限公司 | A kind of integrated water-cooling lithium battery |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN113419573A (en) * | 2021-05-21 | 2021-09-21 | 中国大唐集团科学技术研究院有限公司火力发电技术研究院 | Fire-storage combined lithium battery constant temperature control system |
CN113419573B (en) * | 2021-05-21 | 2022-07-08 | 大唐阳城发电有限责任公司 | Fire-storage combined lithium battery constant temperature control system |
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