CN104037365A - Power Pack for electric buses - Google Patents
Power Pack for electric buses Download PDFInfo
- Publication number
- CN104037365A CN104037365A CN201310069539.8A CN201310069539A CN104037365A CN 104037365 A CN104037365 A CN 104037365A CN 201310069539 A CN201310069539 A CN 201310069539A CN 104037365 A CN104037365 A CN 104037365A
- Authority
- CN
- China
- Prior art keywords
- air
- battery case
- battery
- air inlet
- bus vehicle
- 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.)
- Granted
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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
- 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
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2220/00—Batteries for particular applications
- H01M2220/20—Batteries in motive systems, e.g. vehicle, ship, plane
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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
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Secondary Cells (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The invention discloses a power Pack for electric buses. The power Pack includes a battery box and a plurality of power modules arranged inside the battery box. For the left side outer wall and the right side outer wall of the battery box, one side is provided with an air inlet duct, and the other side is provided with an air outlet duct. The air inlet duct is communicated with the inside of the battery box through ventilation holes on the battery box, and is equipped with a plurality of air inlets for the external air to enter. The air outlet duct is also communicated with the inside of the battery box through the ventilation holes on the battery box, and is equipped with a plurality of air outlets, which is provided with fans for blowing air outward. The inner wall of the battery box is provided with a thermal radiation resistant coating and a heat insulation cotton layer from outside in. The power modules are located inside the heat insulation cotton layer, and the bottoms of the power modules are equipped with battery heating modules. Directed at the problem that use of an electric vehicle power module in an environment with a too high or too low temperature can influence the performance and life, the invention puts forward the electric bus power Pack with heat dissipation, heating and thermal insulation functions.
Description
Technical field
The present invention relates to technical field of vehicle manufacture, relate in particular to a kind of electric bus vehicle electric source Pack.
Background technology
Along with the environmental consciousnesses increasingly serious, people of Energy situation are strengthened gradually, for power module and the power-supply system in the fields such as electric automobile, continually develop and improve.In view of continuous popularization and the use of current electric automobile, consider the reliability that limitation that power-supply system is used under high temperature or low-temperature condition and battery core are used, heat radiation and the heating function of power supply are more and more subject to people's attention.So, people try to solve heat radiation and the heating problems of power module by improving some battery Pack equipment, if license notification number is CN202009061U, Granted publication day is on October 12nd, 2011, patent name is the power battery device with air cooling mechanism for electric automobile, comprise Battery case and battery, in described Battery case, middle part is provided with every inner panel, makes formation Liang Ge battery chamber in Battery case; In each battery chamber, middle part is provided with two fans that blowing direction is contrary, power is identical side by side, and described battery is uniform to be arranged in the battery chamber of two desk fan both sides.Above-mentioned patent can be improved the heat dissipation problem of electric car power supply module, but when it does not possess low-temperature condition, the heating of power module, heat insulation function.
Summary of the invention
The present invention uses the problem that charged efficiency is lower, affect performance and life-span under environment too high or too low for temperature mainly for electric car power supply module, propose a kind of electric bus vehicle electric source Pack with heat radiation, heating, heat insulation function.
To achieve these goals, the present invention is by the following technical solutions: a kind of electric bus vehicle electric source Pack, the some power modules that comprise battery case and be located at battery case inside, on described battery case left and right sides outer wall, a side is provided with air inlet duct, opposite side is provided with exhaust passage, air inlet duct is by the ventilation hole on battery case and battery case internal communication, and air inlet duct is provided with some air inlets that enter for extraneous air; Exhaust passage also, by the ventilation hole on battery case and battery case internal communication, offers some air outlets on exhaust passage, air outlet place is provided with the fan of blowing for outward; On battery case inwall, toward interior thermal radiation resistant coating and the heat-preservation cotton layer of being provided with successively, it is inner that power module is positioned at heat-preservation cotton layer, and power module bottom is provided with heating of battery module; Described heating of battery module is comprised of conducting strip, insulating heat-conductive pad, heater, insulation cotton pad and battery fixing bracket from top to bottom successively.
In battery case both sides, air inlet duct and exhaust passage are set, and by the fans drive at air outlet place, can make the Air Flow in battery case, take away near the heat of power module, thereby under the condition of high temperature, can realize the object of heat radiation, and heating of battery module is set in power module bottom, can solve the heating problems that power supply on vehicle system starts under low-temperature condition, guarantee that the power supply starting keeps higher charged efficiency under low-temperature condition, heating of battery module is by battery fixing bracket fixed power source module, utilize heater to heat, power module temperature is raise, between heater and power module, by conducting strip, be connected, heat conduction better, and centre is provided with insulating heat-conductive pad, effectively prevent electric leakage, between heater and battery fixing bracket, be provided with insulation cotton pad, there is good insulation effect.Meanwhile, on battery case inwall, be provided with thermal radiation resistant coating and heat-preservation cotton layer, can effectively prevent heat loss, under low-temperature condition, can be incubated in a long time or temperature slow decreasing, guarantee the consistency of battery core and the fail safe of vehicle.
As preferably, described air inlet is provided with inlet air filter screen.Can prevent that dust and other material from entering in battery case, permanent accumulation affects performance and the life-span of power module.
As preferably, described inlet air filter screen is provided with drier.Can prevent that steam from entering in battery case, affects power module and normally use.
As preferably, air inlet outside is provided with stock cap.Under low-temperature condition, by shutting stock cap, can prevent heat loss, play better heat insulation effect.
As preferably, described stock cap is hinged on battery case.By hinged location, facilitate stock cap to open, close, and be difficult for losing.
As preferably, described fan inner side is provided with air-out screen pack.When fan does not operate, can prevent that dust and other material from entering in battery case, permanent accumulation affects performance and the life-span of power module.
As preferably, described air-out screen pack is provided with drier.Can prevent that steam from entering in battery case from fan mouth, affects power module and normally use.
As preferably, fan outside is provided with dismountable fan cover.Under low-temperature condition, while not needing fan cooling, by covering fan cover, can form better enclosed environment, prevent heat loss, play better heat insulation effect.
As preferably, described air inlet duct consists of two interconnections and some vertical passages, and the position of vertical passage is corresponding with the interstitial site of the power module left and right sides, between interconnection and vertical passage, is communicated with.The corresponding setting of interstitial site by the position of vertical passage with the power module left and right sides, makes wind from vertical passage enters battery case, can just be blown in the gap of the power module left and right sides, reaches radiating effect better.
Therefore, the present invention has following beneficial effect: (1) solves the heat dissipation problem of power-supply system under the condition of high temperature, guarantees that power supply is used under relatively reasonable and uniform temperature field; (2) solve the heating problems that power supply on vehicle system starts under low-temperature condition, guarantee that the power supply starting keeps higher charged efficiency under low-temperature condition; (3) power-supply system can be incubated in a long time or temperature slow decreasing under low-temperature condition, guarantees the consistency of battery core and the fail safe of vehicle.
Accompanying drawing explanation
Fig. 1 is Pack schematic diagram of the present invention.
Fig. 2 is the structure principle chart of heating of battery module of the present invention.
Fig. 3 is a kind of structural representation of air inlet duct of the present invention.
1: battery case; 2: thermal radiation resistant coating; 3: heat-preservation cotton layer; 4: power module; 5: ventilation hole; 6: air inlet duct; 7: inlet air filter screen; 8: air inlet; 9: stock cap; 10: heating of battery module; 11: exhaust passage; 12: air-out screen pack; 13: fan; 14: fan cover; 15: conducting strip; 16: insulating heat-conductive pad; 17: heater; 18: insulation cotton pad; 19: battery fixing bracket.
Embodiment
Below in conjunction with accompanying drawing and specific embodiments, the present invention will be further described.
A kind of electric bus vehicle electric source Pack, referring to Fig. 1, comprise a rectangular-shaped battery case 1, and be six power modules 4 that two row three row cloth are listed in battery case 1 inside, on described battery case 1 left and right sides outer wall, a side is provided with air inlet duct 6, opposite side is provided with exhaust passage 11, described air inlet duct 6, as shown in Figure 3, by two interconnections and three vertical passages, formed, and the position of vertical passage is corresponding with the interstitial site of power module 4 left and right sides, be both sides vertical passage with power module 4 and battery case 1 between gap corresponding, middle vertical passage is corresponding with two row battery case 1 intermediate gap, between interconnection and vertical passage, be communicated with, air inlet duct 6 is by ventilation hole 5 and battery case 1 internal communication on battery case 1, air inlet duct 6 is provided with three air inlets that enter for extraneous air 8, described air inlet 8 inner sides are provided with inlet air filter screen 7, inlet air filter screen 7 is provided with drier, can prevent that dust and steam from entering in battery case 1, affect power module 4 and normally use, air inlet 8 outsides are provided with stock cap 9, exhaust passage 11 is also by ventilation hole 5 and battery case 1 internal communication on battery case 1, on exhaust passage 11, offer two air outlets, air outlet place is provided with the fan 13 of blowing for outward, described fan 13 inner sides are provided with air-out screen pack 12, air-out screen pack 12 is provided with drier, also for preventing that dust and steam from entering in battery case 1, fan 13 outsides are provided with dismountable fan cover 14, on battery case 1 inwall, toward interior thermal radiation resistant coating 2 and the heat-preservation cotton layer 3 of being provided with successively, power module 4 is positioned at heat-preservation cotton layer 3 inside, and power module 4 bottoms are provided with heating of battery module 10, described heating of battery module 10 is comprised of conducting strip 15, insulating heat-conductive pad 16, heater 17, insulation cotton pad 18 and battery fixing bracket 19 from top to bottom successively.
While needing to power module 4 heat radiation under the condition of high temperature, heating of battery module 10 is not worked, open the stock cap 9 at air inlet 8 places and the fan cover 14 outside fan 13, open fan 13, make the Air Flow in battery case 1, wind enters battery case 1 from air inlet duct 6, takes away near the heat of power module 4, from exhaust passage, 11 flow out, and realize the object of heat radiation.
While needing to power module 4 heating or insulation under low-temperature condition, fan 13 is not worked, cover the stock cap 9 at air inlet 8 places and the fan cover 14 outside fan 13, allow battery case 1 form a bad border of sealing, open heating of battery module 10 modules, heating of battery module 10 is heated by heater 17, power module 4 temperature are raise, between heater 17 and power module 4, by conducting strip, be connected, heat conduction preferably, and centre is provided with insulating heat-conductive pad 16, effectively prevent electric leakage, between heater 17 and battery fixing bracket 19, be provided with insulation cotton pad 18, there is good insulation effect.Meanwhile, on battery case 1 inwall, be provided with thermal radiation resistant coating 2 and heat-preservation cotton layer 3, also can effectively prevent heat loss, under low-temperature condition, can be incubated in a long time or temperature slow decreasing, guarantee the consistency of battery core and the fail safe of vehicle.
Claims (9)
1. an electric bus vehicle electric source Pack, comprise battery case (1) and be located at the inner some power modules (4) of battery case (1), it is characterized in that: on the outer wall of described battery case (1) left and right sides, a side is provided with air inlet duct (6), opposite side is provided with exhaust passage (11), air inlet duct (6) is by the ventilation hole (5) on battery case (1) and battery case (1) internal communication, and air inlet duct (6) is provided with some air inlets that enter for extraneous air (8); Exhaust passage (11) is also by the ventilation hole (5) on battery case (1) and battery case (1) internal communication, and exhaust passage offers some air outlets on (11), and air outlet place is provided with the fan (13) of blowing for outward; On battery case (1) inwall, toward interior thermal radiation resistant coating (2) and the heat-preservation cotton layer (3) of being provided with successively, power module (4) is positioned at heat-preservation cotton layer (3) inside, and power module (4) bottom is provided with heating of battery module (10); Described heating of battery module (10) is comprised of conducting strip (15), insulating heat-conductive pad (16), heater (17), insulation cotton pad (18) and battery fixing bracket (19) from top to bottom successively.
2. a kind of electric bus vehicle electric source Pack according to claim 1, is characterized in that: described air inlet (8) is provided with inlet air filter screen (7).
3. a kind of electric bus vehicle electric source Pack according to claim 2, is characterized in that: described inlet air filter screen (7) is provided with drier.
4. according to a kind of electric bus vehicle electric source Pack described in claim 1 or 2 or 3, it is characterized in that: air inlet (8) outside is provided with stock cap (9).
5. a kind of electric bus vehicle electric source Pack according to claim 4, is characterized in that: described stock cap (9) is hinged on battery case (1).
6. a kind of electric bus vehicle electric source Pack according to claim 1, is characterized in that: described fan (13) inner side is provided with air-out screen pack (12).
7. a kind of electric bus vehicle electric source Pack according to claim 6, is characterized in that: described air-out screen pack (12) is provided with drier.
8. according to a kind of electric bus vehicle electric source Pack described in claim 1 or 6 or 7, it is characterized in that: fan (13) outside is provided with dismountable fan cover (14).
9. a kind of electric bus vehicle electric source Pack according to claim 1, it is characterized in that: described air inlet duct (6) consists of two interconnections and some vertical passages, and the position of vertical passage is corresponding with the interstitial site of power module (4) left and right sides, between interconnection and vertical passage, be communicated with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310069539.8A CN104037365B (en) | 2013-03-06 | 2013-03-06 | Power Pack for electric buses |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310069539.8A CN104037365B (en) | 2013-03-06 | 2013-03-06 | Power Pack for electric buses |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104037365A true CN104037365A (en) | 2014-09-10 |
| CN104037365B CN104037365B (en) | 2017-02-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310069539.8A Active CN104037365B (en) | 2013-03-06 | 2013-03-06 | Power Pack for electric buses |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104037365B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106953041A (en) * | 2016-01-07 | 2017-07-14 | 通用汽车环球科技运作有限责任公司 | Battery assembly |
| CN107464905A (en) * | 2017-09-29 | 2017-12-12 | 遵义西南机械设备有限责任公司 | A kind of battery case with heat sinking function |
| CN107482139A (en) * | 2017-09-15 | 2017-12-15 | 绵阳鹏志远科技有限公司 | It is easy to control the battery rack of heating and cooling |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201072797Y (en) * | 2007-07-12 | 2008-06-11 | 新乡太行电源(集团)有限责任公司 | Cadmium-nickel alkaline accumulator group with heating function |
| CN101894985B (en) * | 2010-06-30 | 2014-12-31 | 中国电力科学研究院 | Battery pack cooling structure |
| CN102790191B (en) * | 2011-05-18 | 2014-12-17 | 北汽福田汽车股份有限公司 | Device and method for controlling temperature of external environment of battery |
| CN202434666U (en) * | 2011-12-06 | 2012-09-12 | 吉林省高新电动汽车有限公司 | Battery box with electric vehicle |
| CN102694138B (en) * | 2012-05-24 | 2014-06-11 | 许继集团有限公司 | Passenger car battery compartment and passenger car battery compartment assembly |
| CN202712288U (en) * | 2012-05-29 | 2013-01-30 | 郑州宇通客车股份有限公司 | Battery inner box and temperature control cabinet using battery inner box |
| CN203218354U (en) * | 2013-03-06 | 2013-09-25 | 万向电动汽车有限公司 | Power pack for electric bus |
-
2013
- 2013-03-06 CN CN201310069539.8A patent/CN104037365B/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106953041A (en) * | 2016-01-07 | 2017-07-14 | 通用汽车环球科技运作有限责任公司 | Battery assembly |
| CN106953041B (en) * | 2016-01-07 | 2020-02-11 | 通用汽车环球科技运作有限责任公司 | Battery pack assembly |
| CN107482139A (en) * | 2017-09-15 | 2017-12-15 | 绵阳鹏志远科技有限公司 | It is easy to control the battery rack of heating and cooling |
| CN107464905A (en) * | 2017-09-29 | 2017-12-12 | 遵义西南机械设备有限责任公司 | A kind of battery case with heat sinking function |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104037365B (en) | 2017-02-08 |
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Effective date of registration: 20211108 Address after: No.855, Jianshe 2nd Road, Xiaoshan Economic and Technological Development Zone, Hangzhou City, Zhejiang Province Patentee after: Wanxiang A123 Co.,Ltd. Address before: 311215 No. 118, Jianshe Second Road, Xiaoshan Economic and Technological Development Zone, Hangzhou, Zhejiang Patentee before: WANXIANG EV Co.,Ltd. Patentee before: WANXIANG GROUP Co.,Ltd. |