The invention discloses an automobile exhaust waste heat power generation device capable of enhancing heat transfer, which is arranged on an exhaust pipeline of an automobile and comprises a heat exchange assembly, a thermoelectric module and a cold exchange assembly, the heat exchange assembly is arranged on the exhaust pipeline, the thermoelectric module is arranged on the heat exchange assembly, and the cold exchange assembly is arranged on the thermoelectric module; the heat exchange assembly comprises an outer pipe body, the outer pipe body is connected with the exhaust pipeline in a sealed mode, and the thermoelectric module is arranged on the outer side of the outer pipe body. The cold exchange assembly comprises a cooling box, and the thermoelectric module is arranged between the outer pipe body and the cooling box; and the power output end of the thermoelectric module is communicated with an automobile storage battery. The surface temperature uniformity of the heat exchanger shell can be ensured, and the heat flux density and temperature uniformity of the hot ends of the thermoelectric modules are improved, so that the hot ends of more thermoelectric modules are heated, the total generating capacity of a thermoelectric generator is improved, and the utilization rate of automobile exhaust waste heat is improved.
本发明公开了一种增强传热的汽车尾气余热发电装置,设置在汽车的排气管道上,包括热交换组件、热电模块和冷交换组件,所述热交换组件设置在排气管道上,所述热电模块设置在热交换组件上,所述冷交换组件设置在热电模块上;所述热交换组件包括外管体,所述外管体与排气管道密封连接,所述热电模块设置在外管体的外侧;所述冷交换组件包括冷却箱,所述热电模块设置在外管体与冷却箱之间;所述热电模块的电力输出端与汽车蓄电池连通。其可以保证热交换器壳体表面温度均匀,提高热电模块热端热流密度和温度均匀性,以供更多的热电模块热端受热,从而提高热电发电机总发电量,进而提高汽车尾气余热的利用率。
Automobile exhaust waste heat power generation device capable of enhancing heat transfer
一种增强传热的汽车尾气余热发电装置
26.04.2022
Patent
Elektronische Ressource
Chinesisch
IPC: | H02N Elektrische Maschinen, soweit nicht anderweitig vorgesehen , ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR / B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES |
Europäisches Patentamt | 2021
|Thermopile and automobile exhaust waste heat generation and refrigeration device employing same
Europäisches Patentamt | 2015
|Automobile Exhaust-System Steady-State Heat Transfer
SAE Technical Papers | 1993
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