CN202444036U - Semiconductor water-cooling battery cooling device - Google Patents
Semiconductor water-cooling battery cooling device Download PDFInfo
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- CN202444036U CN202444036U CN 201220078183 CN201220078183U CN202444036U CN 202444036 U CN202444036 U CN 202444036U CN 201220078183 CN201220078183 CN 201220078183 CN 201220078183 U CN201220078183 U CN 201220078183U CN 202444036 U CN202444036 U CN 202444036U
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- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
The utility model discloses a semiconductor water-cooling battery cooling device. The outside of a driving battery pack is communicated with a cooling water tank through a water inlet pipe and a water outlet pipe form a circulation, wherein the water inlet pipe is communicated with the water outlet pipe and the cooling water tank is used for storing cooling liquid. A water pump driving the cooling liquid to circulate is installed on the water inlet pipe, a temperature sensor is placed on the water outlet pipe, and the cooling water tank is connected with the semiconductor cooling device. A controller is further included, wherein an input end of the controller is in electric connection with the temperature sensor and the driving battery pack, an output end of the controller is in electric connection with the semiconductor cooling device and the water pump. According to the semiconductor water-cooling battery cooling device, the semiconductor cooling device and a water-cooling system are combined to cool the driving battery pack, so that the size of the cooling water tank is lessened, noise of a cooling system is reduced, special requirements for installation sites of the cooling water tank are not needed, and cooling effect and heat dissipation effect are enhanced. Besides, the cooling effect is free from influence of outside temperatures, and requirements of the cooling system for the driving battery pack are fully met.
Description
Technical field
The utility model belongs to vehicle power battery thermal management system field, relates in particular to a kind of battery cooling device of based semiconductor refrigeration.
Background technology
All be devoted under the overall background of conservation of nature environment in the whole world; Reduction is present important measures to the pollution of environment; For automobile industry; Advocate and use the green non-pollution energy also to become an urgent demand, therefore, the electric energy of dependence batteries such as hybrid power and motorized motions also develops rapidly as motive technology.Just need the powerful electrokinetic cell of polylith with the electric energy driving, and according to regularly arranged formation power battery module.The operate as normal of battery module is influenced by several factors; Wherein temperature is a key factor; Can produce heat when battery operated, the too high service behaviour and the life-span that directly can influence battery of temperature, therefore; Need in vehicle power battery module heat management system, cooling system be set, make it be operated in the best temperature zone so that battery module is lowered the temperature.
At present; Prior art to the cooling of the battery module patterns that adopt air-cooled combination water-cooled more; As shown in Figure 1; Cooling fluid is flow to power battery pack through water pump from cooling water tank, through with the heat exchange of electrokinetic cell after flow back to cooling water tank, cooling water tank relies on the radiator fan that is close to cooling water tank to come to the cooling fluid heat radiation that has absorbed the power battery pack heat and flowed back to cooling water tank.This type of cooling is equipped with certain requirement to the installation position of cooling water tank, must be installed in the position that car load ventilates, the rear portion of separated coral before generally need being installed in; In order to reach cooling effect, the profile of cooling water tank need be made pancake and be easy to heat radiation, and the area that takies of water tank is just bigger like this.And be close to cooling water tank and need arrange a cooling fan that power is bigger, the noise that produces during fan work has also had influence on the comfortableness of car load.The maximum shortcoming of this type of cooling is to receive externally temperature influence bigger; Because even cooling fluid is through the cooling fan heat radiation; But the coolant temperature after the heat radiation approaches ambient temperature basically, can't be lower than ambient temperature, so when ambient temperature is higher; The temperature of cooling fluid is also higher, has so just had influence on the radiating effect of power battery pack.
Also there is above-mentioned radiating mode to make improved method in the prior art; Like Chinese patent CN03274312.2 power lithium-ion rechargeable battery group; Cooling device has wherein also been used semiconductor cooling device, but it is to combine with air-cooled, uses the passive heat radiation of radiating surface; Semiconductor contact face is little, and the heat radiation of battery module inner air is slow.
The utility model content
In view of the defective that above-mentioned prior art exists, the purpose of the utility model is to propose a kind of semiconductor water cooling battery cooling device, overcomes deficiency of the prior art.
The purpose of the utility model will be achieved through following technical scheme:
A kind of semiconductor water cooling battery cooling device is used to cool off the vehicle power battery pack, and the cooling water tank that water inlet pipe and the outlet pipe and of the outside of said power battery pack through mutual perforation is used to store cooling fluid is communicated with, to form circulation; Said water inlet pipe is provided with the water pump of a promotion liquid circulation, and said outlet pipe is provided with a temperature sensor, and said cooling water tank is connected with the semiconductor cooling device; Also comprise a controller, the input of said controller is electrically connected with said temperature sensor and power battery pack, and the output of said controller is electrically connected with said semiconductor cooling device and water pump.
Preferably, above-mentioned a kind of semiconductor water cooling battery cooling device, wherein: said semiconductor cooling device comprises the semiconductor refrigerating element, and the chill surface of said semiconductor refrigerating element is close to the cold aluminium of biography and is connected, and radiating surface is close to heat abstractor and is connected; The cold aluminium of said biography is arranged in the said cooling water tank.
Preferably, above-mentioned a kind of semiconductor water cooling battery cooling device, wherein: the cold aluminium of said biography is cubic type, and the centre is evenly distributed with a plurality of barriers, has increased the cool transferring area that passes cold aluminium, reaches the effect of fast-refrigerating; Cold aluminium of said biography and said cooling water tank sealing welding.
Preferably, above-mentioned a kind of semiconductor water cooling battery cooling device, wherein: said heat abstractor is a fan.
Preferably, above-mentioned a kind of semiconductor water cooling battery cooling device, wherein: also comprise the secondary water tank that is communicated with said cooling water tank, said cooling water tank is provided with a pressure cover.
The outstanding effect of the utility model is: the utility model has been cancelled powerful fan with the semiconductor cooling device cooling power battery pack that combines with water-cooled, reduces the volume of cooling water tank, and cooling water tank is developed to the light-weighted direction of miniaturization; Reduce the noise of cooling system, increased the comfortableness of car load; Installation site to cooling water tank does not have specific (special) requirements, thereby has cancelled the specific (special) requirements to the car load rigging position; Semiconductor cooling device has strengthened the cooling heat dissipation effect, has reduced power battery pack required cooling time, and cooling effect do not receive externally temperature influence, has fully satisfied the requirement of power battery pack to cooling system.
Following constipation closes the embodiment accompanying drawing, the embodiment of the utility model is done further to detail, so that the utility model technical scheme is easier to understand, grasp.
Description of drawings
Fig. 1 is the schematic diagram of the cooling system of prior art;
Fig. 2 is the schematic diagram of the utility model embodiment;
Fig. 3 is the partial top view of the utility model embodiment;
Fig. 4 is the partial perspective view of the utility model embodiment.
Embodiment
Embodiment:
A kind of semiconductor water cooling battery of present embodiment cooling device; Like Fig. 2～shown in Figure 4; Be used to cool off the vehicle power battery pack, water inlet pipe and the outlet pipe of the outside of power battery pack through mutual perforation is communicated with the cooling water tank that is used to store cooling fluid, to form circulation; Water inlet pipe is provided with the water pump that promotes liquid circulation, and outlet pipe is provided with temperature sensor, and cooling water tank 1 is connected with semiconductor cooling device; Also comprise controller, the input of controller is electrically connected with temperature sensor and power battery pack, and the output of controller is electrically connected with semiconductor cooling device and water pump.Semiconductor cooling device comprises semiconductor refrigerating element 2, and the chill surface of semiconductor refrigerating element 2 is close to the cold aluminium 3 of biography and is connected, and radiating surface is close to heat abstractor fan 4 and is connected; Pass cold aluminium 3 and be cubic type, the centre is evenly distributed with a plurality of barriers, has increased the cool transferring area that passes cold aluminium 3, reaches the effect of fast-refrigerating.According to Thomson effect:
can draw and use fan 4 to come can better produce refrigeration to the radiating surface heat radiation of semiconductor refrigerating element 2.In the formula:
.Pass cold aluminium 3 and processed by fine aluminium, the surface is through anodized.Pass cold aluminium 3 and weld through hot plate machine colloidal sol mode, sealing fully with cooling water tank 1.
Further, also comprise the secondary water tank that is communicated with cooling water tank, cooling water tank is provided with pressure cover.The circulation of cooling fluid between cooling water tank and secondary water tank is by pressure cover control, and cooling fluid at first need add and fill with cooling water tank the vehicle power battery module being carried out water-cooled when adding inject cooling liquid, in secondary water tank, adds an amount of cooling fluid then; In cooling system when work,, when in the cooling water tank during hypotony, the pressure cover on the cooling water tank will be opened, and in the secondary water tank cooling water tank is replenished cooling fluid; On the contrary, when in the cooling water tank during hypertonia, the pressure cover on the cooling water tank also can be opened, and the cooling fluid in the cooling water tank will flow in the secondary water tank, to reach the purpose of cooling water tank being carried out pressure release.
The work order of the semiconductor water cooling battery cooling device of present embodiment is to be sent by controller, and the signal of power battery pack and temperature sensor sends controller to, and controller is adjusted the operating state of semiconductor cooling device and water pump more timely.At first; The temperature signal that controller sends according to power battery pack is judged the work opportunity of a whole set of cooling system; Then; When cooling system is worked; Controller receives the cooling situation of judging power battery pack from the temperature sensor feedback signal of the temperature signal of battery pack transmission and the installation at the outlet pipeline place in real time; The refrigerating capacity of operating pressure and semiconductor cooling device of adjusting water pump timely is to adapt to the cooling requirement of power battery pack; According to Peltier effect:
can draw, and the size of current that controller is exported to semiconductor cooling device through control promptly can be controlled the cold junction temperature of semiconductor refrigerating element, thus the refrigerating capacity of control semiconductor cooling device.In the formula:
is heat release or heat absorption power;
is proportionality coefficient; Be called Peltier coefficient;
is operating current;
is thermoelectric power, and
is the cold junction temperature.
Present embodiment has been cancelled powerful fan with the semiconductor cooling device cooling power battery pack that combines with water-cooled, reduces the volume of cooling water tank, and cooling water tank is developed to the light-weighted direction of miniaturization; Reduce the noise of cooling system, increased the comfortableness of car load; Installation site to cooling water tank does not have specific (special) requirements, thereby has cancelled the specific (special) requirements to the car load rigging position; Semiconductor cooling device has strengthened the cooling heat dissipation effect, has reduced power battery pack required cooling time, and cooling effect do not receive externally temperature influence, has fully satisfied the requirement of power battery pack to cooling system.
The utility model still has numerous embodiments, and all employing equivalents or equivalent transformation and all technical schemes of forming all drop within the protection range of the utility model.
Claims (5)
1. a semiconductor water cooling battery cooling device is used to cool off the vehicle power battery pack, and the cooling water tank that water inlet pipe and the outlet pipe and of the outside of said power battery pack through mutual perforation is used to store cooling fluid is communicated with, to form circulation; Said water inlet pipe is provided with the water pump of a promotion liquid circulation, and said outlet pipe is provided with a temperature sensor, it is characterized in that: said cooling water tank is connected with the semiconductor cooling device; Also comprise a controller, the input of said controller is electrically connected with said temperature sensor and power battery pack, and the output of said controller is electrically connected with said semiconductor cooling device and water pump.
2. a kind of semiconductor water cooling battery cooling device according to claim 1; It is characterized in that: said semiconductor cooling device comprises the semiconductor refrigerating element; The chill surface of said semiconductor refrigerating element is close to the cold aluminium of biography and is connected, and radiating surface is close to heat abstractor and is connected; The cold aluminium of said biography is arranged in the said cooling water tank.
3. a kind of semiconductor water cooling battery cooling device according to claim 2, it is characterized in that: the cold aluminium of said biography is cubic type, and the centre is evenly distributed with a plurality of barriers, cold aluminium of said biography and said cooling water tank sealing welding.
4. a kind of semiconductor water cooling battery cooling device according to claim 2, it is characterized in that: said heat abstractor is a fan.
5. a kind of semiconductor water cooling battery cooling device according to claim 1 is characterized in that: also comprise the secondary water tank that is communicated with said cooling water tank, said cooling water tank is provided with a pressure cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220078183 CN202444036U (en) | 2012-03-05 | 2012-03-05 | Semiconductor water-cooling battery cooling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220078183 CN202444036U (en) | 2012-03-05 | 2012-03-05 | Semiconductor water-cooling battery cooling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202444036U true CN202444036U (en) | 2012-09-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220078183 Withdrawn - After Issue CN202444036U (en) | 2012-03-05 | 2012-03-05 | Semiconductor water-cooling battery cooling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202444036U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102544625A (en) * | 2012-03-05 | 2012-07-04 | 苏州奥杰汽车工业有限公司 | Cooling device of semiconductor water-cooling battery |
| CN107240735A (en) * | 2017-07-03 | 2017-10-10 | 系统电子科技（镇江）有限公司 | A kind of battery bag of high heat dispersion |
| CN107546440A (en) * | 2017-09-25 | 2018-01-05 | 青岛金立磁性材料有限公司 | A kind of plastic magnetic rotor group for the cooling of electric bus battery pack |
| CN112977694A (en) * | 2020-11-10 | 2021-06-18 | 浙江春风动力股份有限公司 | Water-cooling heat dissipation type electric motorcycle |
-
2012
- 2012-03-05 CN CN 201220078183 patent/CN202444036U/en not_active Withdrawn - After Issue
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102544625A (en) * | 2012-03-05 | 2012-07-04 | 苏州奥杰汽车工业有限公司 | Cooling device of semiconductor water-cooling battery |
| CN102544625B (en) * | 2012-03-05 | 2014-04-02 | 苏州奥杰汽车工业有限公司 | Cooling device of semiconductor water-cooling battery |
| CN107240735A (en) * | 2017-07-03 | 2017-10-10 | 系统电子科技（镇江）有限公司 | A kind of battery bag of high heat dispersion |
| CN107240735B (en) * | 2017-07-03 | 2023-03-24 | 系统电子科技（镇江）有限公司 | Battery pack with high heat dissipation performance |
| CN107546440A (en) * | 2017-09-25 | 2018-01-05 | 青岛金立磁性材料有限公司 | A kind of plastic magnetic rotor group for the cooling of electric bus battery pack |
| CN112977694A (en) * | 2020-11-10 | 2021-06-18 | 浙江春风动力股份有限公司 | Water-cooling heat dissipation type electric motorcycle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20120919 Effective date of abandoning: 20140402 |
|
| RGAV | Abandon patent right to avoid regrant |