CN104241726A - Vehicle single cell and vehicle fluid heat-transfer battery pack - Google Patents
Vehicle single cell and vehicle fluid heat-transfer battery pack Download PDFInfo
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- CN104241726A CN104241726A CN201310232091.7A CN201310232091A CN104241726A CN 104241726 A CN104241726 A CN 104241726A CN 201310232091 A CN201310232091 A CN 201310232091A CN 104241726 A CN104241726 A CN 104241726A
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- Prior art keywords
- heat pipe
- positive
- battery pack
- plate
- negative
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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
Abstract
The invention discloses a vehicle single cell which comprises a negative terminal, a heat pipe, diaphragms, a negative plate, a positive plate, a housing and a positive terminal. The heat pipe is arranged at an electrical core position of the vehicle single cell. The heat pipe is parallel to both of the negative terminal and the positive terminal. The negative terminal is connected with the negative plate. The positive terminal is connected with the positive plate. The negative plate, the positive plate and the diaphragms are wrapped outside the heat pipe, and a diaphragm is arranged both between the negative plate and the positive plate and between the positive plate and the heat pipe. The heat pipe is contacted only with the diaphragms. The invention also discloses a vehicle fluid heat-transfer battery pack which comprises multiple vehicle single cells and also comprises a liquid inlet header pipe, a liquid distribution pipe, a connecting pipe, a liquid collecting pipe and a liquid outlet header pipe. According to the invention, heat transfer performance of the battery pack can be raised effectively, and fluid heat-transfer efficiency of the vehicle battery pack is high. In addition, the vehicle fluid heat-transfer battery pack has a simple and compact structure and is easy to manufacture and reliable to work.
Description
Technical field
The present invention relates to a kind of automobile-used cell and automotive fluids heat exchange battery pack.
Background technology
In use, the heat that its core body (i.e. the core of cell) is assembled is the highest for electric vehicle battery group, at present by dispelling the heat to the periphery of cell.
But the heat that cell core body is assembled is the highest, and dispel the heat by means of only to the periphery of cell, heat transfer effect tickles as every boots, not directly effectively.This mode is difficult to effectively be shed by the heat of cell core, can not meet battery pack requirement in useful life, and be unfavorable for the efficiency utilization of the energy content of battery, improves the course continuation mileage of vehicle.
Along with the popularization day by day of new energy electric motor vehicle, the new construction being badly in need of the heat radiation of a employing battery core body has higher heat exchange efficiency by making battery pack, to make up existing structure, and the deficiency of performance.
Summary of the invention
For the defect of prior art, the object of this invention is to provide the better automobile-used cell of a kind of radiating effect and automotive fluids heat exchange battery pack.
The invention provides a kind of automobile-used cell, described automobile-used cell comprises: negative terminal, heat pipe, barrier film, negative plate, positive plate, shell, positive terminal.Wherein, the battery core position of automobile-used cell is provided with heat pipe, and described heat pipe is all parallel with negative terminal, positive terminal; Negative terminal is connected with negative plate, and positive terminal is connected with positive plate; Described negative plate, positive plate, barrier film are wrapped in outside heat pipe, and are provided with barrier film between negative plate and positive plate, between positive plate and heat pipe, and heat pipe only and membrane contacts.
Preferably, the two ends of heat pipe all extend beyond the outermost end of negative terminal, positive terminal.
Preferably, the two ends of heat pipe exceed negative terminal, the length of positive terminal outermost end is 2-5 centimetre.
The present invention also provides a kind of automotive fluids heat exchange battery pack, described automotive fluids heat exchange battery pack comprises multiple automobile-used cell, described automobile-used cell comprises: negative terminal, heat pipe, barrier film, negative plate, positive plate, shell, positive terminal, wherein, the battery core position of automobile-used cell is provided with heat pipe, and described heat pipe is all parallel with negative terminal, positive terminal; Negative terminal is connected with negative plate, and positive terminal is connected with positive plate; Described negative plate, positive plate, barrier film are wrapped in outside heat pipe, and are provided with barrier film between negative plate and positive plate, between positive plate and heat pipe, and heat pipe only and membrane contacts.Described automotive fluids heat exchange battery pack also comprises feed liquor house steward, liquid dispensing tube, tube connector, liquid manifold trunk, fluid house steward, feed liquor house steward be connected with liquid dispensing tube, liquid dispensing tube is connected by tube connector one end with the heat pipe of each automobile-used cell, the other end of described heat pipe is connected with liquid manifold trunk by tube connector, and liquid manifold trunk is connected with fluid house steward.
Preferably, described tube connector is rubber linking tube.
Preferably, the two ends of heat pipe all extend beyond the outermost end of negative terminal, positive terminal.
Preferably, the two ends of heat pipe exceed negative terminal, the length of positive terminal outermost end is 2-5 centimetre.
Preferably, in fluid circuit, be provided with temperature sensor, with monitoring temperature.
Preferably, in heat pipe or the pipeline that is connected with heat pipe, arrange a heater to heat liquid, whether temperature sensor monitors arrives predetermined heating-up temperature, if arrived, namely reduce or stop the heating of heater, if do not arrived, then continue heating; In heat pipe or the pipeline that is connected with heat pipe, arrange a cooler, for cooling liquid, whether temperature sensor monitors arrives predetermined chilling temperature, if arrived, namely reduces or stops cooling, if do not arrived, then continues cooling.
Preferably, described tube connector is rubber linking tube.
Relative to prior art, automobile-used cell provided by the invention and automotive fluids heat exchange battery pack can effectively improve battery pack heat exchange property, make Vehicular battery group fluid heat transfer more efficient, and it are simple to have structure, compact, easily manufacture, the features such as reliable operation.
Accompanying drawing explanation
Fig. 1 is the structural representation of the automobile-used cell of a kind of embodiment of the present invention;
Fig. 2 is the structural representation of the automotive fluids heat exchange battery pack of a kind of embodiment of the present invention.
Embodiment
As shown in Figure 1, automobile-used cell of the present invention comprises: negative terminal 1, heat pipe 2, barrier film 3, negative plate 4, positive plate 5, shell 6, positive terminal 7.After completing installation, the long axis direction that negative terminal 1, heat pipe 2, negative plate 4, positive plate 5 all prolong battery is arranged.Positive plate 5, negative plate 4 realize by specific sheet metal, and are wound into cylindrical shape.
Heat pipe 2 is wrapped up by positive plate 5, negative plate 4 and barrier film 3, and heat pipe 2 only contacts with barrier film 3, and heat pipe 2 is parallel with cathode rod with anode bar.Heat pipe and positive terminal and negative terminal should keep non-conductive distance.Shell 6 can be made up of the insulating material of such as plastics, is enclosed in negative terminal 1, heat pipe 2, barrier film 3, negative plate 4, positive plate 5, positive terminal 7 periphery.Inner at shell 6, negative plate 4 is positioned at outside positive plate 5, is provided with barrier film 3 between negative plate 4 and positive plate 5, is also provided with barrier film 3 between negative plate 4 and shell 6, between heat pipe 2 and positive plate 5.
In automobile-used cell, particularly insert a heat pipe 2(or many heat pipe at battery core position), in existing cell, heat pipe is not set.So-called battery core position refers to the position of center line of the long axis direction of automobile-used cell.
Heat pipe is made up of the metal or alloy that the heat conductivilitys such as aluminium, copper, steel are good.The end of cell is stretched out at heat pipe two ends, such as.Preferably, stretch out cell end, the two ends of such as heat pipe exceed negative terminal, the length of positive terminal outermost end is 2cm-5cm, length is long may will cause battery pack volume excessive, and length crosses young pathbreaker affects battery pack fitting operation.
Heat pipe 2 can be straight tube, and inner and outer wall can be light face or matsurface, and cross section can be circular oval or approximate rectangular etc.Preferably, heat pipe is seamless pipe, to prevent seepage.Heat pipe and each battery lead plate are arranged in parallel.Only and membrane contacts, heat pipe will do insulation processing with positive pole for heat conduction tube wall and negative plate and membrane contacts or heat conduction tube wall.The radial section of heat pipe can be circular oval or approximate rectangular etc.Heat pipe two ends are equipped with pipe interface, to be connected with other pipeline.
As shown in Figure 2, a kind of automotive fluids heat exchange battery pack, described automotive fluids heat exchange battery pack comprises multiple automobile-used cell 50.
Described automobile-used cell 50 can comprise: negative terminal, heat pipe, barrier film, negative plate, positive plate, shell, positive terminal, wherein, the battery core position of automobile-used cell is provided with heat pipe, and described heat pipe is all parallel with negative terminal, positive terminal; Negative terminal is connected with negative plate, and positive terminal is connected with positive plate; Described negative plate, positive plate, barrier film are wrapped in outside heat pipe, and are provided with barrier film between negative plate and positive plate, between positive plate and heat pipe, and heat pipe only and membrane contacts.The structure of automobile-used cell is described above, does not repeat them here.
In addition, described automotive fluids heat exchange battery pack also comprises feed liquor house steward 10, liquid dispensing tube 20, tube connector 30, liquid manifold trunk 60, fluid house steward 70.Wherein, feed liquor house steward 10 is connected with liquid dispensing tube 20, liquid dispensing tube 20 is connected with one end of the heat pipe 2 of each automobile-used cell by tube connector 30, and the other end of described heat pipe 2 is connected with liquid manifold trunk 60 by tube connector 30, and liquid manifold trunk 60 is connected with fluid house steward 70.
Can be connected with gas thread or weld between feed liquor house steward 10 with liquid dispensing tube 20.The structure of liquid dispensing tube 20, liquid manifold trunk 60 is can be completely the same, but effect antithesis, liquid dispensing tube 20 for by the Liquid distribution in feed liquor house steward 10 in the radiating tube of each automobile-used cell, in the liquid introducing fluid house steward 70 that the effect of liquid manifold trunk 60 is the heat pipe from each automobile-used cell to flow out.
Liquid dispensing tube distributes a fluid in cell by the form such as " logical two " or " logical three ", after liquid flows out cell, by liquid dispensing tube by fluid collection in fluid house steward.Tube connector is preferably rubber tube, and rubber linking tube has good elasticity and insulating properties.
Hydraulic fluid can be engine coolant or engine mission cold oil.For cooling fluid, composition graphs 2, its course of work is as follows:
First cooling liquid flows into feed liquor house steward 10, flows into heat pipe 2 by liquid dispensing tube 20, rubber linking tube 30.After heat pipe 2, can rubber linking tube 30 influent manifold trunk 6 be passed through, and then flow into fluid house steward 7 from liquid manifold trunk 6, flow out subsequently.Wherein cooling fluid carries out exchange heat by heat pipe and battery core body.
Preferably, in fluid circuit, be provided with temperature sensor, to monitor each temperature.When the fluid temperature in heat pipe is higher than battery temperature, fluid can provide heat, heating battery; When comparatively battery temperature is low for the fluid temperature (F.T.) in heat pipe, fluid can take away heat, cool batteries.Correspondingly, can arrange a heater to heat liquid in heat pipe or the pipeline be connected with heat pipe, whether temperature sensor monitors arrives predetermined heating-up temperature, if arrived, namely reduces or stops heating, if do not arrived, then continues heating.Correspondingly, can arrange a cooler in heat pipe or the pipeline be connected with heat pipe, for cooling liquid, whether temperature sensor monitors arrives predetermined chilling temperature, if arrived, namely reduces or stops cooling, if do not arrived, then continues cooling.Cooler makes fluid temperature reduce, and cryogenic liquid takes away the heat in cell, and cell temperature is reduced, and arrives the object of cooling.Feed liquor and fluid can be realized by pump, by the running of pump, fluid are pumped into the heat pipe of cell, and by pumping circulation, liquid are got back to pump in conveying again, and so forth.
Although the present invention is described by above-mentioned preferred implementation, its way of realization is not limited to above-mentioned execution mode.Should be realized that when not departing from purport of the present invention, those skilled in the art can make different changes and amendment to the present invention.
Claims (10)
1. an automobile-used cell, is characterized in that, described automobile-used cell comprises: negative terminal, heat pipe, barrier film, negative plate, positive plate, shell, positive terminal, wherein,
The battery core position of automobile-used cell is provided with heat pipe, and described heat pipe is all parallel with negative terminal, positive terminal;
Negative terminal is connected with negative plate, and positive terminal is connected with positive plate;
Described negative plate, positive plate, barrier film are wrapped in outside heat pipe, and are provided with barrier film between negative plate and positive plate, between positive plate and heat pipe, and heat pipe only and membrane contacts.
2. automobile-used cell according to claim 1, is characterized in that, the two ends of heat pipe all extend beyond the outermost end of negative terminal, positive terminal.
3. automobile-used cell according to claim 2, is characterized in that, the two ends of heat pipe exceed negative terminal, the length of positive terminal outermost end is 2-5 centimetre.
4. an automotive fluids heat exchange battery pack, it is characterized in that, described automotive fluids heat exchange battery pack comprises multiple automobile-used cell, described automobile-used cell comprises: negative terminal, heat pipe, barrier film, negative plate, positive plate, shell, positive terminal, wherein, the battery core position of automobile-used cell is provided with heat pipe, and described heat pipe is all parallel with negative terminal, positive terminal; Negative terminal is connected with negative plate, and positive terminal is connected with positive plate; Described negative plate, positive plate, barrier film are wrapped in outside heat pipe, and are provided with barrier film between negative plate and positive plate, between positive plate and heat pipe, heat pipe only and membrane contacts,
Described automotive fluids heat exchange battery pack also comprises feed liquor house steward, liquid dispensing tube, tube connector, liquid manifold trunk, fluid house steward, feed liquor house steward be connected with liquid dispensing tube, liquid dispensing tube is connected by tube connector one end with the heat pipe of each automobile-used cell, the other end of described heat pipe is connected with liquid manifold trunk by tube connector, and liquid manifold trunk is connected with fluid house steward.
5. automotive fluids heat exchange battery pack according to claim 4, is characterized in that, described tube connector is rubber linking tube.
6. automotive fluids heat exchange battery pack according to claim 4, is characterized in that, the two ends of heat pipe all extend beyond the outermost end of negative terminal, positive terminal.
7. automotive fluids heat exchange battery pack according to claim 6, is characterized in that, the two ends of heat pipe exceed negative terminal, the length of positive terminal outermost end is 2-5 centimetre.
8. automotive fluids heat exchange battery pack according to claim 4, is characterized in that, in fluid circuit, be provided with temperature sensor, with monitoring temperature.
9. automotive fluids heat exchange battery pack according to claim 8, it is characterized in that, in heat pipe or the pipeline that is connected with heat pipe, a heater is set to heat liquid, whether temperature sensor monitors arrives predetermined heating-up temperature, if arrived, namely reduce or stop the heating of heater, if do not arrived, then continue heating; In heat pipe or the pipeline that is connected with heat pipe, arrange a cooler, for cooling liquid, whether temperature sensor monitors arrives predetermined chilling temperature, if arrived, namely reduces or stops cooling, if do not arrived, then continues cooling.
10. automotive fluids heat exchange battery pack according to claim 4, is characterized in that, described tube connector is rubber linking tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310232091.7A CN104241726A (en) | 2013-06-13 | 2013-06-13 | Vehicle single cell and vehicle fluid heat-transfer battery pack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310232091.7A CN104241726A (en) | 2013-06-13 | 2013-06-13 | Vehicle single cell and vehicle fluid heat-transfer battery pack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104241726A true CN104241726A (en) | 2014-12-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310232091.7A Pending CN104241726A (en) | 2013-06-13 | 2013-06-13 | Vehicle single cell and vehicle fluid heat-transfer battery pack |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106450562A (en) * | 2015-08-07 | 2017-02-22 | 宝马股份公司 | Energy storage apparatus, battery apparatus, motor vehicle, cooling agent flow control method |
| EP3582294A1 (en) * | 2018-06-15 | 2019-12-18 | MAN Truck & Bus SE | Technique for heating a traction energy storage unit |
| CN113437400A (en) * | 2021-06-22 | 2021-09-24 | 广州小鹏汽车科技有限公司 | Energy storage system with thermal management device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6114059A (en) * | 1997-06-27 | 2000-09-05 | Kabushiki Kaisha Toyota Chuo Kenkyusho | Cylinder-shaped secondary battery |
| CN102751466A (en) * | 2011-04-22 | 2012-10-24 | 比亚迪股份有限公司 | Battery |
| CN103545571A (en) * | 2012-07-13 | 2014-01-29 | 上海通用汽车有限公司 | Fluid heat-exchange type battery cell, battery and vehicle |
-
2013
- 2013-06-13 CN CN201310232091.7A patent/CN104241726A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6114059A (en) * | 1997-06-27 | 2000-09-05 | Kabushiki Kaisha Toyota Chuo Kenkyusho | Cylinder-shaped secondary battery |
| CN102751466A (en) * | 2011-04-22 | 2012-10-24 | 比亚迪股份有限公司 | Battery |
| CN103545571A (en) * | 2012-07-13 | 2014-01-29 | 上海通用汽车有限公司 | Fluid heat-exchange type battery cell, battery and vehicle |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106450562A (en) * | 2015-08-07 | 2017-02-22 | 宝马股份公司 | Energy storage apparatus, battery apparatus, motor vehicle, cooling agent flow control method |
| EP3582294A1 (en) * | 2018-06-15 | 2019-12-18 | MAN Truck & Bus SE | Technique for heating a traction energy storage unit |
| CN110611142A (en) * | 2018-06-15 | 2019-12-24 | 曼卡车和巴士欧洲股份公司 | Technique for heating a traction energy accumulator |
| CN113437400A (en) * | 2021-06-22 | 2021-09-24 | 广州小鹏汽车科技有限公司 | Energy storage system with thermal management device |
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Application publication date: 20141224 |
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