CN102862458A - Electric automobile heating system with heat absorber - Google Patents
Electric automobile heating system with heat absorber Download PDFInfo
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- CN102862458A CN102862458A CN2011101854725A CN201110185472A CN102862458A CN 102862458 A CN102862458 A CN 102862458A CN 2011101854725 A CN2011101854725 A CN 2011101854725A CN 201110185472 A CN201110185472 A CN 201110185472A CN 102862458 A CN102862458 A CN 102862458A
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- electric automobile
- heating system
- heat dump
- automobile heating
- condensation device
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Abstract
The invention discloses an electric automobile heating system with a heat absorber. The electric automobile heating system comprises an outer condenser, an evaporator, a compressor and an inner condenser, wherein the outer condenser, the evaporator, the compressor and the inner condenser are connected in turn, and the inner condenser is connected with the outer condenser; the electric automobile heating system further comprises the heat absorber; one end of the heat absorber is connected with the outer condenser; the other end of the heat absorber is connected with the evaporator and the compressor; and the third end of the heat absorber is connected with a water cooling system which is installed on a power control device of an electric car. With the adoption of the electric automobile heating system with the heat absorber, the low-temperature heat sources on a motor, a PCU and an FCE on the electric car are collected through arranging the heat absorber in the current electric automobile heating system so as to heat the electric car. The electric automobile heating system is simple in structure, and can be conveniently operated; and with the adoption of the electric automobile heating system, the energy consumption of the electric car is greatly reduced, the heating efficiency is improved, and the pollution of the environment is prevented.
Description
Technical field
The present invention relates to a kind of electric automobile heating system, especially, relate to a kind of electric automobile heating system with heat dump.
Background technology
At present, for self-propelled vehicle, particularly the railway carriage heating technology in winter of electronlmobil becomes the technology that automobile manufacture industry comparatively is concerned about.In traditional electric automobile heating system, having plenty of to gather utilizes the heat of vehicle exhaust that railway carriage is heated, be the patent application " collector of afterheat from automobile " of CN90224135.4 such as China Patent No., this heating system structure is usually comparatively complicated, the heating inefficiency; Have plenty of the heat that the hot water that adopts driving engine or refrigerant fluid form and heat, however this heating system not only waste energy, and the hot blast that produces is too dry and affect comfort level in the railway carriage; In addition, also having a kind of heating system of automobile is that the heat that adopts the PTC electro heat to discharge heats, because the PTC resistance value is larger, thereby has consumed a large amount of electric energy, this not only affects the continual mileage of automobile, and heating efficiency is lower, less than 1.Therefore, a kind of CO
2Or the electric automobile heating system of HFC-134a heat pump cycle arises at the historic moment, and it has cancelled traditional hot water heating circulation and ptc heater, but the used heat that electric energy loss own produces to electronlmobil is not applied, and causes heating efficiency relatively low.
For electronlmobil itself, all produce certain heat energy on the motor on it, power control unit (PCU) or the FCE, this a part of low-temperature heat source is not applied to cause to a certain extent the waste of the energy in the heating of electronlmobil itself.Thereby it will be a very promising problem that the low-temperature heat source on the electronlmobil is applied to self heating system.
Summary of the invention
The object of the present invention is to provide a kind of electric automobile heating system with heat dump, the heating that it utilizes the low-temperature heat source realization self on the electronlmobil not only can reduce greatly the consumption of the energy, and guarantee higher heating efficiency.
To achieve these goals, a kind of electric automobile heating system with heat dump of the present invention, comprise the external condensation device, evaporator, compressor, the internal condensation device, described external condensation device, evaporator, compressor links to each other successively with the internal condensation device, described internal condensation device links to each other with described external condensation device again, wherein, also comprise heat dump, described heat dump one end links to each other with described external condensation device, the other end is connected to described evaporator and described compressor, and the 3rd end of described heat dump is connected to the cooling water system on the power control unit of described electronlmobil.
According to the above-mentioned electric automobile heating system with heat dump, wherein, described external condensation device links to each other with the first expansion valve by the first bypass disc parallel with one another with described internal condensation device.
According to the above-mentioned electric automobile heating system with heat dump, wherein, described heat dump is connected to described compressor by the second bypass disc.
According to the above-mentioned electric automobile heating system with heat dump, wherein, described heat dump is connected to described evaporator by the second expansion valve.
According to the above-mentioned electric automobile heating system with heat dump, wherein, the cooling water system on the power control unit of described heat dump and described electronlmobil links to each other by water valve.
According to the above-mentioned electric automobile heating system with heat dump, wherein, the 3rd end of described heat dump is connected to the cooling water system on the motor of described electronlmobil.
Further, according to the above-mentioned electric automobile heating system with heat dump, wherein, the cooling water system on the motor of described heat dump and described electronlmobil links to each other by water valve.
According to the above-mentioned electric automobile heating system with heat dump, wherein, be connected with blender door on the described internal condensation device.
Therefore, a kind of electric automobile heating system with heat dump of the present invention is by increasing heat dump in existing electric automobile heating system, low-temperature heat source on motor on the electronlmobil, PCU and the FCE is collected, and then realize heating to electronlmobil, it is simple in structure, and is easy to operate, and greatly reduce the energy resource consumption of electronlmobil, improve heating efficiency, avoided the pollution to environment, realized the target that electric automobile energy saving reduces discharging.
Description of drawings
Fig. 1 is a kind of structural representation of electric automobile heating system under heating mode with heat dump of the present invention;
Fig. 2 is a kind of structural representation of electric automobile heating system under refrigeration mode with heat dump of the present invention.
The specific embodiment
The present invention will be further described in detail below in conjunction with the drawings and specific embodiments, but not as a limitation of the invention.
A kind of electric automobile heating system with heat dump of the present invention has carried out corresponding improvement to existing electric automobile heat-pump system, thereby realize motor on the electronlmobil, the heat of the low-quality hot water with uniform temperature on PCU and the FCE absorbs, and then is used for the heating defrost operation to electronlmobil.
A kind of electric automobile heating system with heat dump of the present invention as shown in Figure 1, wherein the direction that identifies of arrow is the flow direction of the refrigerant under this electric automobile heating system heating mode.As seen from the figure, should include external condensation device 1, heat dump 10, evaporator 6, compressor 9 and internal condensation device 4 with the electric automobile heating system of heat dump.Wherein, external condensation device 1, heat dump 10, evaporator 6, compressor 9 links to each other successively with internal condensation device 4, consists of the circulating system of a closure.In addition, link to each other with the first expansion valve 3 by the first bypass disc 2 parallel with one another between external condensation device 1 and the internal condensation device 4, an end of heat dump 10 is connected on the external condensation device 1, and the other end is connected on compressor 9 and the evaporator 6.Particularly, link to each other by the second bypass disc 8 between heat dump 10 and the compressor 9; Heat dump 10 links to each other with evaporator 6 by the second expansion valve 7.Simultaneously, heat dump 10 also with the motor of this electronlmobil, the cooling water system on PCU or the FCE links to each other, absorbing motor, the low-quality heat energy that has uniform temperature in the cooling water system on PCU or the FCE, thus be the heat operation of defrosting of whole electronlmobil.Especially, heat dump 10 links to each other with above-mentioned cooling water system by water valve 11, to control the collection of corresponding heat.In addition, at internal condensation device 4 blender door 5 is installed, can realizes control to inner condenser 4 by the switch of blender door 5.
The refrigerant that adopts among the present invention is HFC-134a, correspondingly, what adopt among the present invention is that the internal condensation device is as the heat release parts, replaced the heater cores in the existing heat pump, thereby realized the heating of electronlmobil by the condensation heat of HFC-134a, its heating efficiency is far above existing heating efficiency by the cooling water expansion tank heat release.
Above-mentioned electric automobile heating system can be realized heating and the refrigerating operation to electronlmobil simultaneously.The below introduces the operating principle of this electric automobile heating system under heating and refrigeration mode in detail.
Particularly, referring to Fig. 1, the first bypass disc 2 is closed under heating mode, blender door 5, the second bypass disc 8 and water valve 11 are opened, and the refrigerant in this electric automobile heating system enters in the external condensation device 1 by the first expansion valve 3 reducing pressure by regulating flows, and once absorbs heat to the air of external environment condition; Then, enter again in the heat dump 10, carry out the heat absorption second time; At last, refrigerant is compressed into high-temperature gas by compressor 9, and enters internal condensation device 4 and carry out condensation heat, thereby realizes the heating defrost operation to electronlmobil railway carriage inside.
Simultaneously, the electric automobile heating system with heat dump of the present invention can also be realized refrigerating function, and its Structure and Process as shown in Figure 2.As seen from the figure, under refrigeration mode, the first bypass disc 2 is opened, and blender door 5, the second bypass discs 8 and water valve 11 are closed, and the refrigerant in this electric automobile heating system enters in the evaporator 6 through the second expansion valve 7 reducing pressure by regulating flows, absorbs heat to room air; Then, by compressor 9 above-mentioned refrigerant is collapsed into high-temperature gas again; At last, this high-temperature gas successively by internal condensation device 4, behind external condensation device 1 and the heat dump 10, enters in the second expansion valve 7 again.Wherein, above-mentioned high-temperature gas externally carries out condensation heat in the condenser 1, thereby realizes the refrigerating operation to the electronlmobil railway carriage.
Electric automobile heating system with respect to traditional increase ptc heater or fuel oil auxiliary heating equipment, electric automobile heating system with heat dump of the present invention utilizes the residue energy of electronlmobil self to realize the purpose of high efficiency heating defrosting, thereby avoided the consumption of additional energy source, and the pernicious gas pollution on the environment that thereupon produces.
More than specific embodiments of the invention are described in detail, but the present invention is not restricted to specific embodiment described above, it is just as example.To those skilled in the art, any to this equivalent modifications of carrying out with the electric automobile heating system of heat dump with substitute also all among category of the present invention.Therefore, not breaking away from impartial conversion and the modification of having done under the spirit and scope of the present invention, all should contain within the scope of the invention.
Claims (8)
1. electric automobile heating system with heat dump, comprise that external condensation device, evaporator, compressor, internal condensation device, described external condensation device, evaporator, compressor link to each other successively with the internal condensation device, described internal condensation device links to each other with described external condensation device again, it is characterized in that, also comprise heat dump, described heat dump one end links to each other with described external condensation device, the other end is connected to described evaporator and described compressor, and the 3rd end of described heat dump is connected to the cooling water system on the power control unit of described electronlmobil.
2. the electric automobile heating system with heat dump according to claim 1 is characterized in that, described external condensation device links to each other with the first expansion valve by the first bypass disc parallel with one another with described internal condensation device.
3. the electric automobile heating system with heat dump according to claim 1 is characterized in that, described heat dump is connected to described compressor by the second bypass disc.
4. the electric automobile heating system with heat dump according to claim 1 is characterized in that, described heat dump is connected to described evaporator by the second expansion valve.
5. the electric automobile heating system with heat dump according to claim 1 is characterized in that, the cooling water system on the power control unit of described heat dump and described electronlmobil links to each other by water valve.
6. the electric automobile heating system with heat dump according to claim 1 is characterized in that, the 3rd end of described heat dump is connected to the cooling water system on the motor of described electronlmobil.
7. the electric automobile heating system with heat dump according to claim 6 is characterized in that, the cooling water system on the motor of described heat dump and described electronlmobil links to each other by water valve.
8. the electric automobile heating system with heat dump according to claim 1 is characterized in that, is connected with blender door on the described internal condensation device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101854725A CN102862458A (en) | 2011-07-05 | 2011-07-05 | Electric automobile heating system with heat absorber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101854725A CN102862458A (en) | 2011-07-05 | 2011-07-05 | Electric automobile heating system with heat absorber |
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| CN102862458A true CN102862458A (en) | 2013-01-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011101854725A Pending CN102862458A (en) | 2011-07-05 | 2011-07-05 | Electric automobile heating system with heat absorber |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104564304A (en) * | 2013-10-29 | 2015-04-29 | 电装国际美国公司 | A method for regulating the coolant temperature of an HVAC heat pump system |
| CN107672406A (en) * | 2017-08-10 | 2018-02-09 | 宝沃汽车（中国）有限公司 | Cooling system and vehicle |
| EP3453991A4 (en) * | 2016-05-10 | 2019-05-22 | BYD Company Limited | Heat pump air-conditioning system and electric vehicle |
| EP3453989A4 (en) * | 2016-05-10 | 2019-05-22 | BYD Company Limited | Heat pump air conditioning system and electric automobile |
| EP3453992A4 (en) * | 2016-05-10 | 2019-06-05 | BYD Company Limited | Heat pump air-conditioning system and electric vehicle |
| CN110254161A (en) * | 2018-05-18 | 2019-09-20 | 蔚来汽车有限公司 | For maximizing the purposes of the internal condensation device of total heat system performance |
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| CN1058184A (en) * | 1990-05-24 | 1992-01-29 | 雅考埃普森株式会社 | Electronlmobil |
| JPH05344606A (en) * | 1992-06-04 | 1993-12-24 | Seiko Epson Corp | Cooling system of electric automobile |
| CN101078568A (en) * | 2006-05-24 | 2007-11-28 | 比亚迪股份有限公司 | Electric automobile air-conditioning system |
| CN201552999U (en) * | 2009-08-24 | 2010-08-18 | 吴江市宏达通风制冷设备厂 | Energy-saving automobile air conditioner system |
| CN101844501A (en) * | 2010-05-21 | 2010-09-29 | 重庆长安汽车股份有限公司 | Waste heat utilizing system of electric automobile |
| CN202200801U (en) * | 2011-07-05 | 2012-04-25 | 上海双桦工贸有限公司 | Electric automobile heating system provided with heat absorber |
-
2011
- 2011-07-05 CN CN2011101854725A patent/CN102862458A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1058184A (en) * | 1990-05-24 | 1992-01-29 | 雅考埃普森株式会社 | Electronlmobil |
| JPH05344606A (en) * | 1992-06-04 | 1993-12-24 | Seiko Epson Corp | Cooling system of electric automobile |
| CN101078568A (en) * | 2006-05-24 | 2007-11-28 | 比亚迪股份有限公司 | Electric automobile air-conditioning system |
| CN201552999U (en) * | 2009-08-24 | 2010-08-18 | 吴江市宏达通风制冷设备厂 | Energy-saving automobile air conditioner system |
| CN101844501A (en) * | 2010-05-21 | 2010-09-29 | 重庆长安汽车股份有限公司 | Waste heat utilizing system of electric automobile |
| CN202200801U (en) * | 2011-07-05 | 2012-04-25 | 上海双桦工贸有限公司 | Electric automobile heating system provided with heat absorber |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104564304A (en) * | 2013-10-29 | 2015-04-29 | 电装国际美国公司 | A method for regulating the coolant temperature of an HVAC heat pump system |
| CN104564304B (en) * | 2013-10-29 | 2017-11-21 | 电装国际美国公司 | For the method for the coolant temperature for adjusting HVAC heat pumps |
| EP3453991A4 (en) * | 2016-05-10 | 2019-05-22 | BYD Company Limited | Heat pump air-conditioning system and electric vehicle |
| EP3453989A4 (en) * | 2016-05-10 | 2019-05-22 | BYD Company Limited | Heat pump air conditioning system and electric automobile |
| EP3453992A4 (en) * | 2016-05-10 | 2019-06-05 | BYD Company Limited | Heat pump air-conditioning system and electric vehicle |
| CN107672406A (en) * | 2017-08-10 | 2018-02-09 | 宝沃汽车（中国）有限公司 | Cooling system and vehicle |
| CN110254161A (en) * | 2018-05-18 | 2019-09-20 | 蔚来汽车有限公司 | For maximizing the purposes of the internal condensation device of total heat system performance |
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Application publication date: 20130109 |