To provide an air conditioning system of an electric vehicle which controls driving of a heating device during heating operation to inhibit reduction of a cruising range.SOLUTION: An air conditioning system 1 of an electric vehicle includes: an outdoor temperature sensor 8 which detects an outdoor temperature; a radiator 12 in which a coolant for cooling a heat source circulates; a radiator fan 17 which increases a flow rate of outside air passing to the radiator 12; an active grille shutter which allows the outside air to enter into the radiator 12 or blocks the outside air; a compressor 15 which pumps a refrigerant; a condenser 14 in which the refrigerant pumped by the compressor 15 circulates and which is supplied with the outside air that has been subject to heat exchange by the radiator 12; and an air conditioning control device 7 which controls driving of opening and closing of the active grille shutter based on a setting temperature during heating operation and the outdoor temperature.SELECTED DRAWING: Figure 1
【課題】 暖房運転時の暖房装置の駆動を制御して、航続距離の低下を抑制する電気自動車の空調システムの提供。【解決手段】 電気自動車の空調システム1は、外気温を検出する外気温センサ8と、熱源を冷却するクーラントが内部に循環されるラジエータ12と、ラジエータ12へ通過する外気の流速を増大させるラジエータファン17と、ラジエータ12への外気の進入および遮断するアクティブグリルシャッタと、冷媒を圧送するコンプレッサ15と、コンプレッサ15により圧送される冷媒が内部に循環され、ラジエータ12により熱交換された外気が供給されるコンデンサ14と、暖房運転時の設定温度と外気温に基づいて、アクティブグリルシャッタの開閉を駆動制御する空調制御装置7と、を備える。【選択図】図1
AIR CONDITIONING SYSTEM OF ELECTRIC VEHICLE
電気自動車の空調システム
2021-01-28
Patent
Elektronische Ressource
Japanisch
IPC: | B60H ARRANGEMENTS OR ADAPTATIONS OF HEATING, COOLING, VENTILATING, OR OTHER AIR-TREATING DEVICES SPECIALLY FOR PASSENGER OR GOODS SPACES OF VEHICLES , Anordnung oder Einbau der Heizung, Kühlung, Lüftung oder anderer Luftbehandlungsvorrichtungen für die Fahrzeugräume für Reisende oder Fracht / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen |
Air conditioning device for electric vehicle and air conditioning system for electric vehicle
Europäisches Patentamt | 2022
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