CN201956430U - Temperature-controlled power lithium ion battery - Google Patents
Temperature-controlled power lithium ion battery Download PDFInfo
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- CN201956430U CN201956430U CN2011200311267U CN201120031126U CN201956430U CN 201956430 U CN201956430 U CN 201956430U CN 2011200311267 U CN2011200311267 U CN 2011200311267U CN 201120031126 U CN201120031126 U CN 201120031126U CN 201956430 U CN201956430 U CN 201956430U
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- temperature
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- power lithium
- ion battery
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- 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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Abstract
The utility model discloses a temperature-controlled power lithium ion battery which comprises at least one battery module, wherein a heating component is arranged on the battery module; and a power supply loop of the heating component is provided with a temperature-controlled switch capable of preventing the battery from overheating. When the battery module is heated, the temperature can be delivered to the battery module and the temperature-controlled switch in a heat conduction way; once the temperature of the battery module exceeds a protection point, the power supply loop of the heating component can be switched off by the temperature-controlled switch so that the temperature of the battery module is maintained in a more reasonable level; meanwhile, the lithium ion battery can be prevented from damaging due to overheat, and therefore the stable performance of a lithium ion phosphate battery in the lower temperature environment is ensured.
Description
Technical field
The utility model relates to a kind of power lithium-ion battery, relates in particular to a kind of Controllable Temperature power lithium-ion battery.
Background technology
Along with the maturation of ferrousphosphate lithium material, owing to the high security of lithium iron battery, electric automobile and big energy-accumulating power station gradually adopt iron lithium power lithium-ion battery as power source again.But the charging temperature of LiFePO4 power lithium-ion battery is 0 ℃～45 ℃, that is to say that this battery can produce in charging below 0 ℃ to produce Li dendrite on the negative pole, can cause the damage of battery.The discharge temp of LiFePO4 power lithium-ion battery is-20 ℃～60 ℃, that is to say, the capacity that is being lower than discharge in-20 ℃ is poor especially, and along with the capacity that increases of cycle-index is understood rapid decay.And ferric phosphate lithium cell has almost just lost flash-over characteristic in-40 ℃ of environment, and this specific character of ferric phosphate lithium cell has determined it being lower than in-20 ℃ of environment can't to use substantially.
The utility model content
The purpose of this utility model is to provide a kind of Controllable Temperature power lithium-ion battery, to guarantee ferric phosphate lithium cell stable performance performance in low temperature environment.
For achieving the above object, the utility model provides a kind of Controllable Temperature power lithium-ion battery, comprise at least one battery module, on the described battery module heater block is installed, the current supply circuit of described heater block is provided with the temperature detect switch (TDS) that prevents that battery is overheated.
Controllable Temperature power lithium-ion battery of the present utility model, described heater block is a polyimide heater film, it comprises polyimide film, in the described polyimide film heater strip is installed.
Controllable Temperature power lithium-ion battery of the present utility model, the thickness of described polyimide film are 0.1mm～2mm.
Controllable Temperature power lithium-ion battery of the present utility model, described battery module comprise a housing, are provided with several electric cores in the described housing, and described polyimide heater film is installed between two adjacent described electric cores.
Controllable Temperature power lithium-ion battery of the present utility model, described battery module is provided with a plurality of, and described polyimide heater film is installed between two adjacent described battery modules.
Controllable Temperature power lithium-ion battery of the present utility model, described battery module is provided with the insulation outer case outward.
Controllable Temperature power lithium-ion battery of the present utility model, described temperature detect switch (TDS) are the mechanical type temperature detect switch (TDS), and it is arbitrary value between 5 °～30 ° that its protection point is put for its protection.
Controllable Temperature power lithium-ion battery of the present utility model also comprises the battery intelligent management system, and described battery intelligent management system comprises:
Temp probe is installed on the described battery module, is used to gather the temperature information of described battery module and converts thereof into corresponding temperature signal;
The battery intelligent management module is used to receive the temperature signal that described temp probe collects, and the value and the predefined temperature threshold of described temperature signal compared, if the value of described temperature signal surpasses described temperature threshold, then sends control signal;
The electronic type temperature detect switch (TDS) is installed on the current supply circuit of described polyimide heater film, is used for disconnecting the current supply circuit of described polyimide heater film when receiving the control signal of described battery intelligent management module transmission.
Controllable Temperature power lithium-ion battery of the present utility model, the scope of described temperature threshold are the arbitrary value in 0 °～30 °.
Controllable Temperature power lithium-ion battery of the present utility model, described battery intelligent management system comprises MC-16 battery intelligent management system.
Controllable Temperature power lithium-ion battery of the present utility model is on the battery module of existing power lithium-ion battery heater block to be installed; the current supply circuit of heater block is provided with the temperature detect switch (TDS) that prevents that battery is overheated; when battery module is heated; its temperature can be passed to battery module and temperature detect switch (TDS) by heat conducting mode; in case its temperature surpasses the protection point; temperature detect switch (TDS) can disconnect the current supply circuit of heater block; make the battery module temperature maintenance in rational temperature level comparatively; prevent that simultaneously power lithium-ion battery is overheated impaired, thereby realized in low temperature environment, having guaranteed performance stable of ferric phosphate lithium cell.
Description of drawings
Fig. 1 looks cutaway view for the master of the battery module of Controllable Temperature power lithium-ion battery of the present utility model;
Fig. 2 is the side view cutaway drawing of battery module among Fig. 1;
Fig. 3 is that the A-A of battery module among Fig. 1 is to cutaway view;
Fig. 4 be among Fig. 1 battery module A-A in another embodiment to cutaway view;
Fig. 5 is the circuit structure block diagram of Controllable Temperature power lithium-ion battery of the present utility model;
Fig. 6 looks cutaway view for the master of polyimide heater film in the Controllable Temperature power lithium-ion battery of the present utility model;
Fig. 7 looks cutaway view for the master of the another kind of execution mode of Controllable Temperature power lithium-ion battery of the present utility model.
Embodiment
Below in conjunction with accompanying drawing embodiment of the present utility model is described in detail:
Controllable Temperature power lithium-ion battery of the present utility model comprises several battery modules, with reference to figure 1, Fig. 2 and shown in Figure 5, each battery module 6 comprises the housing 4 of a plastic cement material or metal material, lay several electric cores 5 in the housing 4, be pasted with the polyimide heater film 1 that thickness is 0.1mm～2mm between two adjacent electric cores 5, polyimide heater film 1 wherein can be provided with according to mode shown in Fig. 3, between promptly every two adjacent electric cores 5 an independently polyimide heater film 1 is set, also be provided with according to mode shown in Fig. 4, promptly all polyimide heater film 1 are to be formed through the bending of S shape repeatedly by a monoblock polyimide heater film 1.In conjunction with shown in Figure 6, polyimide heater film 1 comprises polyimide film 14, the heater strip 13 that is according to the bending of S shape is installed in the polyimide film 14, need during use the current supply circuit of heater strip 13 is connected with power supply 9, this power supply 9 can be external power supply (for example giving the external power supply of Controllable Temperature power lithium-ion battery charging in the charging station), also can be Controllable Temperature power lithium-ion battery of the present utility model, promptly directly heater strip 13 is connected on two positive and negative poles of battery module 6.Do not damaged in order to ensure battery module 6 by superheated; be positioned at its protection point of having connected on the part of battery module 6 at the current supply circuit of heater strip 13 and be 5-30 ℃ of optional mechanical type temperature detect switch (TDS) 11; when the electric core 5 of battery module 6 is heated; the temperature of electricity core 5 can be passed to mechanical type temperature detect switch (TDS) 11 by heat conducting mode; in case its temperature surpasses the mechanical temperature switch; mechanical type temperature detect switch (TDS) 11 can disconnect the current supply circuit of heater strip 13, thereby prevents that electric core 5 temperature from rising.
Refer again to Fig. 5, in order to realize the temperature control automation of Controllable Temperature power lithium-ion battery of the present utility model, Controllable Temperature power lithium-ion battery of the present utility model also comprises a MC-16 battery intelligent management system, it comprises battery intelligent management module 8, temp probe 12 and electronic type temperature detect switch (TDS) 10, wherein temp probe 12 is installed on the battery module 6, is used to gather the temperature information of battery module 6 and converts thereof into corresponding temperature signal.Battery intelligent management module 8 is used to receive the temperature signal that temp probe 12 collects, the value and the predefined temperature threshold of temperature signal (are generally 5 ° or 10 °, also can be the arbitrary value between 0 °～30 °) compare, if the value of temperature signal surpasses temperature threshold, then send control signal.Electronic type temperature detect switch (TDS) 10 is installed on the current supply circuit of heater strip 13, connects with mechanical type temperature detect switch (TDS) 11, is used for disconnecting the current supply circuit of heater strip 13 when receiving the control signal of battery intelligent management module 8 transmissions.Generally, battery add thermal control by battery intelligent management system control, in case and battery intelligent management system when breaking down, mechanical type temperature switch 11 will disconnect the current supply circuit of heater strip 13 when protection point (arbitrary values between 5 °～30 °).
Polyimide heater film in the Controllable Temperature power lithium-ion battery of the present utility model is not limited to the execution mode in the foregoing description, in conjunction with shown in Figure 7, when ambient temperature when not being very low, the polyimide heater film 1 of Controllable Temperature power lithium-ion battery of the present utility model also can be directly installed between the housing of two adjacent battery modules 6 of Controllable Temperature power lithium-ion battery, can reach same technique effect, in addition, in order to reduce thermal loss, the outer case 7 of Controllable Temperature power lithium-ion battery of the present utility model can be arranged to be incubated outer case.Certainly, it will be understood by those skilled in the art that when external temperature is low unusually,, above-mentioned execution mode can be combined, be i.e. heating simultaneously inside and outside the battery module 6 for reaching better heating effect.
Above embodiment is described preferred implementation of the present utility model; be not that scope of the present utility model is limited; under the prerequisite that does not break away from the utility model design spirit; various distortion and improvement that the common engineers and technicians in this area make the technical solution of the utility model; for example polyimide heater film is replaced with other heater blocks, all should fall in the definite protection range of claims of the present utility model.
Claims (10)
1. a Controllable Temperature power lithium-ion battery comprises at least one battery module (6), it is characterized in that, described battery module is equipped with heater block on (6), and the current supply circuit of described heater block is provided with the temperature detect switch (TDS) that prevents that battery is overheated.
2. Controllable Temperature power lithium-ion battery according to claim 1 is characterized in that, described heater block is polyimide heater film (1), and it comprises polyimide film (14), and heater strip (13) is installed in the described polyimide film (14).
3. Controllable Temperature power lithium-ion battery according to claim 2 is characterized in that, the thickness of described polyimide film (101) is 0.1mm～2mm.
4. Controllable Temperature power lithium-ion battery according to claim 2, it is characterized in that, described battery module (6) comprises a housing (4), is provided with several electric cores (5) in the described housing (4), and described polyimide heater film (1) is installed between adjacent two described electric cores (5).
5. Controllable Temperature power lithium-ion battery according to claim 2 is characterized in that, described battery module (6) is provided with a plurality of, and described polyimide heater film (1) is installed between adjacent two described battery modules (6).
6. Controllable Temperature power lithium-ion battery according to claim 5 is characterized in that, the outer insulation outer case (7) that is provided with of described battery module (6).
7. according to any described Controllable Temperature power lithium-ion battery of claim 1 to 6, it is characterized in that described temperature detect switch (TDS) is mechanical type temperature detect switch (TDS) (11), its protection point is the arbitrary value between 5 °～30 °.
8. Controllable Temperature power lithium-ion battery according to claim 7 is characterized in that, also comprises the battery intelligent management system, and described battery intelligent management system comprises:
Temp probe (12) is installed on the described battery module (6), is used to gather the temperature information of described battery module (6) and converts thereof into corresponding temperature signal;
Battery intelligent management module (8), be used to receive the temperature signal that described temp probe (12) collects, the value and the predefined temperature threshold of described temperature signal are compared,, then send control signal if the value of described temperature signal surpasses described temperature threshold;
Electronic type temperature detect switch (TDS) (10) is installed on the current supply circuit of described polyimide heater film (1), is used for disconnecting the current supply circuit of described polyimide heater film (1) when receiving the control signal of described battery intelligent management module (8) transmission.
9. Controllable Temperature power lithium-ion battery according to claim 8 is characterized in that, the scope of described temperature threshold is the arbitrary value in 0 °～30 °.
10. according to Claim 8 or 9 described Controllable Temperature power lithium-ion batteries, it is characterized in that described battery intelligent management system comprises MC-16 battery intelligent management system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200311267U CN201956430U (en) | 2011-01-28 | 2011-01-28 | Temperature-controlled power lithium ion battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200311267U CN201956430U (en) | 2011-01-28 | 2011-01-28 | Temperature-controlled power lithium ion battery |
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| Publication Number | Publication Date |
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| CN201956430U true CN201956430U (en) | 2011-08-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011200311267U Expired - Fee Related CN201956430U (en) | 2011-01-28 | 2011-01-28 | Temperature-controlled power lithium ion battery |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102709617A (en) * | 2012-06-07 | 2012-10-03 | 东莞新能德科技有限公司 | Lithium battery |
| CN103035973A (en) * | 2013-01-14 | 2013-04-10 | 张敬敏 | Electric vehicle battery heat preservation reminding device |
| CN104701585A (en) * | 2015-03-27 | 2015-06-10 | 奇瑞汽车股份有限公司 | Battery pack management system of electric car |
| CN105226346A (en) * | 2015-08-28 | 2016-01-06 | 哈尔滨蒙鹰科技有限公司 | The battery thermostatic equipment of many rotor wing unmanned aerial vehicles and temp measuring method |
| CN105280977A (en) * | 2014-07-21 | 2016-01-27 | 福特全球技术公司 | Battery thermal management system including thermal interface material with integrated heater element |
| CN105633506A (en) * | 2016-03-04 | 2016-06-01 | 宁德时代新能源科技股份有限公司 | Battery heating system |
| CN106450527A (en) * | 2016-11-22 | 2017-02-22 | 上海空间电源研究所 | Lithium-ion battery pack with low-temperature self-heating function and self-heating method of lithium-ion battery pack |
| CN106532189A (en) * | 2016-12-09 | 2017-03-22 | 厦门华戎能源科技有限公司 | Nano carbon crystal heating battery |
| CN106773650A (en) * | 2016-12-23 | 2017-05-31 | 天津力神特种电源科技股份公司 | Lithium-ions battery group quick method for heating and keeping constant temperature under extreme low temperature |
-
2011
- 2011-01-28 CN CN2011200311267U patent/CN201956430U/en not_active Expired - Fee Related
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102709617A (en) * | 2012-06-07 | 2012-10-03 | 东莞新能德科技有限公司 | Lithium battery |
| CN103035973A (en) * | 2013-01-14 | 2013-04-10 | 张敬敏 | Electric vehicle battery heat preservation reminding device |
| CN105280977A (en) * | 2014-07-21 | 2016-01-27 | 福特全球技术公司 | Battery thermal management system including thermal interface material with integrated heater element |
| CN104701585A (en) * | 2015-03-27 | 2015-06-10 | 奇瑞汽车股份有限公司 | Battery pack management system of electric car |
| CN105226346A (en) * | 2015-08-28 | 2016-01-06 | 哈尔滨蒙鹰科技有限公司 | The battery thermostatic equipment of many rotor wing unmanned aerial vehicles and temp measuring method |
| CN105226346B (en) * | 2015-08-28 | 2019-02-15 | 哈尔滨蒙鹰科技有限公司 | The battery thermostatic equipment and temp measuring method of multi-rotor unmanned aerial vehicle |
| CN105633506B (en) * | 2016-03-04 | 2018-08-17 | 宁德时代新能源科技股份有限公司 | Battery heating system |
| CN105633506A (en) * | 2016-03-04 | 2016-06-01 | 宁德时代新能源科技股份有限公司 | Battery heating system |
| US10297884B2 (en) | 2016-03-04 | 2019-05-21 | Contemporary Amperex Technology Co., Limited | Battery heating system |
| CN106450527A (en) * | 2016-11-22 | 2017-02-22 | 上海空间电源研究所 | Lithium-ion battery pack with low-temperature self-heating function and self-heating method of lithium-ion battery pack |
| CN106532189A (en) * | 2016-12-09 | 2017-03-22 | 厦门华戎能源科技有限公司 | Nano carbon crystal heating battery |
| CN106773650A (en) * | 2016-12-23 | 2017-05-31 | 天津力神特种电源科技股份公司 | Lithium-ions battery group quick method for heating and keeping constant temperature under extreme low temperature |
| CN106773650B (en) * | 2016-12-23 | 2020-10-30 | 天津力神特种电源科技股份公司 | Method for rapidly heating and keeping constant temperature of lithium ion storage battery pack at extremely low temperature |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Beijing universal Amperex Technology Limited Assignor: Henan Huanyu New Energy Technology Co., Ltd. Contract record no.: 2013990000001 Denomination of utility model: Temperature-controlled power lithium ion battery Granted publication date: 20110831 License type: Exclusive License Record date: 20130105 |
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| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110831 Termination date: 20180128 |
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| CF01 | Termination of patent right due to non-payment of annual fee |