CN109565090A - Rechargeable battery - Google Patents
Rechargeable battery Download PDFInfo
- Publication number
- CN109565090A CN109565090A CN201680087965.6A CN201680087965A CN109565090A CN 109565090 A CN109565090 A CN 109565090A CN 201680087965 A CN201680087965 A CN 201680087965A CN 109565090 A CN109565090 A CN 109565090A
- Authority
- CN
- China
- Prior art keywords
- battery
- temperature
- rechargeable battery
- control system
- radiator
- 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.)
- Pending
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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
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/655—Solid structures for heat exchange or heat conduction
- H01M10/6551—Surfaces specially adapted for heat dissipation or radiation, e.g. fins or coatings
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Abstract
A kind of rechargeable battery, it includes battery body (10), is contained in battery body and is equipped with the battery core of anode and cathode, and it is set to the battery cap (20) on battery body, wherein, rechargeable battery is additionally provided with temperature control system (202) and radiator, the anode and cathode of temperature control system and battery core are electrically connected, and temperature control system is electrically connected radiator and controls the opening and closing of radiator.In rechargeable battery, temperature control system is monitored internal temperature of battery by temperature inductor: starting radiator when temperature exceeds battery operating temperature, radiator is closed when battery temperature reaches appropriate working temperature, therefore the temperature of adjustable rechargeable battery, improves the security performance and service life of rechargeable battery.
Description
The invention belongs to rechargeable battery fields, it is more particularly related to which self cooled rechargeable battery may be implemented in one kind.
Currently, rechargeable battery, the lithium ion battery including being applied to consumer electronics, electric vehicle and energy storage field, have substantially met actual operation requirements in terms of energy density and cycle life.
For rechargeable battery, either lithium ion battery or other types of battery, excessively high temperature can all have an adverse effect to the performance of battery.For example, excessively high temperature can be such that the charge-discharge performance of battery reduces, or even the chemical balance of inside battery can be destroyed, lead to the generation of inside battery side reaction, brought security risk also and will affect the service performance and service life of battery.In addition, excessively high temperature is also unfavorable for rechargeable battery in the use in the fields such as high rate charge-discharge.Therefore, by battery temperature control in suitable range, the performance and used life for promoting battery is not only contributed to, but also the security risk of battery can be reduced.
In order to solve the above-mentioned technical problem, the prior art makes repeated attempts to this.Currently, battery Refrigeration Technique mainly includes the indirect refrigeration mode using the media such as air and water etc.: first passing through refrigeration tool and cool down to medium, then cooled down indirectly to battery using medium.
For example, the prior art is disclosed by installing the battery case for having cooling function to battery, battery case freezes to air by carbon dioxide ice maker, to cool down to battery.It is battery cooling by two heat exchange loops prior art also reveals a heat-exchange system is installed in outside batteries.The prior art, which also disclosed, is connected to two thermally conductive and conduction cooling fluid loops by one infusion pump of installation, the use of cooling liquid is battery cooling.
But what above-mentioned cooling system used is all the thermally conductive mode of traditional medium, cooling rate is slow, drop
Energy consumption is high for temperature, and capacity usage ratio is low, and structure is complicated, bulky for cooling system.For rechargeable battery, the use of high quality energy density and high volume density is especially emphasized for the lithium ion battery of consumer electronics product, new-energy automobile and energy storage field, complicated cooling system, low cooling rate, high energy consumption and low cooling power utilization rate can all seriously affect the security performance and service life of rechargeable battery.
In view of this, it is necessory to provide a kind of rechargeable battery with desired Safety performance and service life.
Summary of the invention
It is an object of the invention to: it overcomes the deficiencies of existing technologies, a kind of rechargeable battery with desired Safety performance and service life is provided, the automatic cooling of rechargeable battery may be implemented, guarantee that battery works within the scope of suitable temperature.
In order to achieve the above-mentioned object of the invention, the present invention provides a kind of rechargeable batteries, it includes battery body, is contained in battery body and is equipped with the battery core of anode and cathode, and it is set to the battery cap on battery body, wherein, rechargeable battery is equipped with temperature control system and radiator, and the anode and cathode of temperature control system and battery core are electrically connected, and temperature control system electric connection radiator and the opening and closing for controlling radiator.
As a kind of improvement of rechargeable battery of the present invention, the temperature control system includes the temperature inductor and circuit control system for monitoring rechargeable battery internal temperature.
As a kind of improvement of rechargeable battery of the present invention, the temperature inductor and circuit control system are integrated on the battery cap.
As a kind of improvement of rechargeable battery of the present invention, the radiator includes the refrigerating chip contacted with the battery body and the cooling fin being set on refrigerating chip, fan.The cold end of refrigerating chip is close to rechargeable battery for battery cooling, and the hot end of refrigerating chip is connected with cooling fin, is refrigerating chip hot-side heat dissipation by cooling fin.
As a kind of improvement of rechargeable battery of the present invention, it is coated between the refrigerating chip and the cooling fin
Thermal conducting agent.
As a kind of improvement of rechargeable battery of the present invention, the cooling fin and fan mechanical connection.
As a kind of improvement of rechargeable battery of the present invention, the battery body is made of aluminum or aluminum alloy.
As a kind of improvement of rechargeable battery of the present invention, opening temperature>40 DEG C of the radiator, closing temperature<35 DEG C of the radiator.
Compared with the existing technology, rechargeable battery of the present invention has the advantage that
Temperature control system is monitored internal temperature of battery by temperature inductor: starting radiator when temperature exceeds battery operating temperature, radiator is closed when battery temperature reaches appropriate working temperature, therefore the temperature of adjustable rechargeable battery, improves the security performance and service life of rechargeable battery.
With reference to the accompanying drawings and detailed description, rechargeable battery of the present invention and its technical effect are described in detail, in which:
Fig. 1 is the schematic perspective view of rechargeable battery of the present invention.
Fig. 2 is the side view of rechargeable battery of the present invention.
In order to be more clear goal of the invention of the invention, technical solution and its technical effect, below in conjunction with the drawings and specific embodiments, the present invention will be described in further detail.It should be understood that specific embodiment described in this specification is not intended to limit the present invention just for the sake of explaining the present invention.
It please refers to shown in Fig. 1 and Fig. 2, rechargeable battery of the present invention includes battery body 10, is contained in battery body 10 and is equipped with the battery core (not shown) of anode and cathode, and it is set to the battery cap 20 on battery body 10, wherein, rechargeable battery is equipped with temperature control system 202 and radiator, temperature control system 202 and the anode and cathode of battery core are electrically connected, and temperature control system 202 is electrically connected radiator and controls the opening and closing of radiator.
Battery body 10 and battery cap 20 can be the shell made of identical material, for example, battery body 10 and battery cap 20 can be made of aluminum or aluminum alloy material.
Temperature control system 202 includes the temperature inductor and circuit control system (not shown) of monitoring rechargeable battery internal temperature, temperature inductor is set to 10 inside of battery body of rechargeable battery and is electrically connected with external temperature control system, desired signal is issued to temperature control system by the internal temperature of battery that temperature inductor perceives, temperature control system can make a response accordingly.A preferred embodiment according to the present invention, temperature inductor and circuit control system are integrated on battery cap 20.
Radiator and temperature control system are electrically connected, it includes the refrigerating chip 30 contacted with battery body 10 and the cooling fin 40 being set on refrigerating chip 30, fan 50, wherein, thermal conducting agent is coated between refrigerating chip 30 and cooling fin 40, cooling fin 40 and fan 50 are mechanically connected.
Electronic cooling be it is a kind of using Peltier effect generate heat absorption and exothermic refrigeration modes, electronic cooling have many advantages, such as refrigerating speed it is fast, it is small in size, using the time length, can continuous work.In embodiments of the present invention, when battery temperature is excessively high during the work time, combine the cooling fin 40 in hot end that can fast and effeciently cool down for rechargeable battery by using the refrigerating chip 30 of Peltier effect preparation.Temperature inductor can issue desired signal to temperature control system, and temperature control system controls the start and stop of refrigerating plant with this.
Below in conjunction with the working principle of shown in Fig. 1 and Fig. 2, the present invention will be described in detail rechargeable battery.
In rechargeable battery of the present invention, the positive and negative anodes and temperature control system 202 of battery are electrically connected and provide working power for system.Temperature control system 202 is monitored by temperature of the temperature inductor to inside battery, when battery temperature is higher than operating temperature (such as > 40 DEG C), the circuit control system control refrigerating chip 30 of temperature control system 202 works, its cold junction temperature declines rapidly when refrigerating chip 30 works, and is rapidly battery cooling by the high-termal conductivity of thermal conducting agent and battery body 10.During the work time, the heat that 30 hot end of refrigerating chip generates is transmitted to the external world by external coupled cooling fin 40 and fan 50, guarantees the normal work of refrigerating chip 30.When battery temperature drops to suitable operating temperature (such as < 35 DEG C), the circuit connection of 202 disconnecting circuit control system of temperature control system, cooling system stops working.When battery temperature is more than maximum operating temperature, temperature control system 202 can be again started up system, so i.e. controllable battery temperature.
It can be seen that in conjunction with the detailed description above to rechargeable battery specific embodiment of the present invention, compared with the existing technology, rechargeable battery of the present invention has the advantage that temperature control system is monitored internal temperature of battery by temperature inductor: starting radiator when temperature exceeds battery operating temperature, radiator is closed when battery temperature reaches appropriate working temperature, therefore the temperature of adjustable rechargeable battery, improves the security performance and service life of rechargeable battery.In addition, the refrigerating chip occupancy that rechargeable battery of the present invention uses is small in size, long service life, fast response time, cooling rate is fast, and capacity usage ratio is high.
According to above-mentioned principle, the present invention can also be made appropriate changes and modifications to the above embodiments.Therefore, the invention is not limited to the specific embodiments disclosed and described above, should also be as falling into the scope of the claims of the present invention to some modifications and changes of the invention.In addition, these terms are merely for convenience of description although using some specific terms in this specification, do not limit the present invention in any way.
Claims (8)
- A kind of rechargeable battery, including battery body, it is contained in battery body and is equipped with positive and cathode battery core, and it is set to the battery cap on battery body, it is characterized by: the rechargeable battery is equipped with temperature control system and radiator, the anode and cathode of temperature control system and battery core are electrically connected, and temperature control system is electrically connected radiator and controls the opening and closing of radiator.
- Rechargeable battery according to claim 1, it is characterised in that: the temperature control system includes the temperature inductor and circuit control system for monitoring rechargeable battery internal temperature.
- Rechargeable battery according to claim 2, it is characterised in that: the temperature inductor and circuit control system are integrated on the battery cap.
- Rechargeable battery according to claim 1, it is characterised in that: the radiator includes the refrigerating chip contacted with the battery body and the cooling fin and fan that are set on refrigerating chip.
- Rechargeable battery according to claim 4, it is characterised in that: be coated with thermal conducting agent between the refrigerating chip and the cooling fin.
- Rechargeable battery according to claim 4, it is characterised in that: the cooling fin and fan mechanical connection.
- Rechargeable battery according to any one of claim 1 to 6, it is characterised in that: the battery body is made of aluminum or aluminum alloy.
- Rechargeable battery according to any one of claim 1 to 6, it is characterised in that: opening temperature>40 DEG C of the radiator, closing temperature<35 DEG C of the radiator.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2016/099570 WO2018053705A1 (en) | 2016-09-21 | 2016-09-21 | Rechargeable battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109565090A true CN109565090A (en) | 2019-04-02 |
Family
ID=61690146
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201680087965.6A Pending CN109565090A (en) | 2016-09-21 | 2016-09-21 | Rechargeable battery |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN109565090A (en) |
| WO (1) | WO2018053705A1 (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB202001012D0 (en) * | 2020-01-24 | 2020-03-11 | Ocado Innovation Ltd | Raising and lowering containers |
| CN111682284B (en) * | 2020-06-22 | 2021-07-23 | 厦门理工学院 | Vehicle-mounted battery temperature adjusting device and method |
| CN111916872A (en) * | 2020-07-03 | 2020-11-10 | 深圳市富兰瓦时技术有限公司 | Household energy storage constant-temperature battery system |
| CN115483474B (en) * | 2022-10-24 | 2023-06-30 | 深圳市柏特瑞电子有限公司 | Battery charging monitoring system |
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| CN201285784Y (en) * | 2008-11-12 | 2009-08-05 | 同济大学 | Accumulator heat management apparatus based on thermoelectric effect of semiconductor |
| US20110003188A1 (en) * | 2009-07-06 | 2011-01-06 | Cheng Bruce C H | Energy storage device |
| CN102292866A (en) * | 2009-01-23 | 2011-12-21 | 锂电池科技有限公司 | Temperature-controlled battery system ii |
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| US20140075960A1 (en) * | 2012-09-19 | 2014-03-20 | Chung Shan Institute Of Science And Technology, Armaments Bureau, M. N. D | Cooling Device For Electronic Components |
| CN104040783A (en) * | 2012-01-13 | 2014-09-10 | 丰田自动车株式会社 | Temperature adjustment device and peltier element control method |
| US20140356657A1 (en) * | 2013-05-28 | 2014-12-04 | Denso Corporation | Battery pack and battery pack apparatus |
| CN204361707U (en) * | 2014-12-01 | 2015-05-27 | 中科恒源科技股份有限公司 | A kind of intelligent temperature control battery case |
| CN104733801A (en) * | 2013-12-20 | 2015-06-24 | 北汽福田汽车股份有限公司 | Power cell heat management device and method |
| CN204558618U (en) * | 2015-03-31 | 2015-08-12 | 北汽福田汽车股份有限公司 | Be beneficial to power brick and the motor vehicle of heat management |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105932358A (en) * | 2016-05-25 | 2016-09-07 | 广东工业大学 | Micro-channel battery thermal management device |
-
2016
- 2016-09-21 WO PCT/CN2016/099570 patent/WO2018053705A1/en active Application Filing
- 2016-09-21 CN CN201680087965.6A patent/CN109565090A/en active Pending
Patent Citations (13)
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|---|---|---|---|---|
| CN1848518A (en) * | 2005-03-25 | 2006-10-18 | 三星Sdi株式会社 | Secondary battery module |
| US20070231678A1 (en) * | 2005-10-14 | 2007-10-04 | Lg Chem, Ltd. | Heat exchanging system of battery pack using thermoelectric element |
| CN201285784Y (en) * | 2008-11-12 | 2009-08-05 | 同济大学 | Accumulator heat management apparatus based on thermoelectric effect of semiconductor |
| CN102292866A (en) * | 2009-01-23 | 2011-12-21 | 锂电池科技有限公司 | Temperature-controlled battery system ii |
| US20110003188A1 (en) * | 2009-07-06 | 2011-01-06 | Cheng Bruce C H | Energy storage device |
| CN104040783A (en) * | 2012-01-13 | 2014-09-10 | 丰田自动车株式会社 | Temperature adjustment device and peltier element control method |
| CN102709617A (en) * | 2012-06-07 | 2012-10-03 | 东莞新能德科技有限公司 | Lithium battery |
| US20140075960A1 (en) * | 2012-09-19 | 2014-03-20 | Chung Shan Institute Of Science And Technology, Armaments Bureau, M. N. D | Cooling Device For Electronic Components |
| CN202905920U (en) * | 2012-10-24 | 2013-04-24 | 东风汽车公司 | Cooling system for electric automobile battery group |
| US20140356657A1 (en) * | 2013-05-28 | 2014-12-04 | Denso Corporation | Battery pack and battery pack apparatus |
| CN104733801A (en) * | 2013-12-20 | 2015-06-24 | 北汽福田汽车股份有限公司 | Power cell heat management device and method |
| CN204361707U (en) * | 2014-12-01 | 2015-05-27 | 中科恒源科技股份有限公司 | A kind of intelligent temperature control battery case |
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Also Published As
| Publication number | Publication date |
|---|---|
| WO2018053705A1 (en) | 2018-03-29 |
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| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190402 |
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| RJ01 | Rejection of invention patent application after publication |