High-voltage equipment cooling system for electric vehicle and high-voltage equipment cooling method for electric vehicle
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
B60H-001/00
출원번호
US-0786315
(2013-03-05)
등록번호
US-9517678
(2016-12-13)
우선권정보
JP-2012-050818 (2012-03-07)
발명자
/ 주소
Matsuda, Masanori
Kakizaki, Shinji
Someya, Takeshi
출원인 / 주소
HONDA MOTOR CO., LTD.
대리인 / 주소
Westerman, Hattori, Daniels & Adrian, LLP
인용정보
피인용 횟수 :
0인용 특허 :
12
초록▼
A high-voltage equipment cooling system for electric vehicle and a high-voltage equipment cooling method for electric vehicle are provided to improve the performance of an air-conditioning unit in the vehicle compartment, while cooling the high-voltage equipment. More specifically, the high-voltage
A high-voltage equipment cooling system for electric vehicle and a high-voltage equipment cooling method for electric vehicle are provided to improve the performance of an air-conditioning unit in the vehicle compartment, while cooling the high-voltage equipment. More specifically, the high-voltage equipment cooling system for electric vehicle includes a motor 103, a high-voltage equipment 101, a blowing means for high-voltage equipment 30, an outlet valve 50, an air conditioning means 10, and an air inlet mode selection means 20, wherein the air outside the vehicle compartment is introduced by the air inlet mode selection means 20 when supplying air cooled by an evaporator 14 in the air conditioning means 10 to the high-voltage equipment 101 using the blowing means for high-voltage equipment 30.
대표청구항▼
1. A high-voltage equipment cooling system for electric vehicle comprising: a motor that drives an electric vehicle;a high-voltage equipment that is installed in the electric vehicle to supply power to the motor;a blowing means for high-voltage equipment that supplies cooling air to the high-voltage
1. A high-voltage equipment cooling system for electric vehicle comprising: a motor that drives an electric vehicle;a high-voltage equipment that is installed in the electric vehicle to supply power to the motor;a blowing means for high-voltage equipment that supplies cooling air to the high-voltage equipment;an outlet valve that opens and closes by the pressure difference between inside and outside of a vehicle compartment and discharges cooling air heat-exchanged with the high-voltage equipment out of the vehicle compartment;an air conditioning means that includes:an ambient air flow channel that extends from an ambient air inlet for inletting air outside the vehicle compartment to a first discharge port for discharging air into the vehicle compartment;a cabin air flow channel that extends from a cabin air inlet for air conditioning for inletting air in the vehicle compartment to a second discharge port for discharging air into the vehicle compartment;an ambient air fan that is arranged in the ambient air flow channel;a cabin air fan that is arranged in the cabin air flow channel;an air cooling means that cools air flowing through the ambient air flow channel and the cabin air flow channel; andan air heating means that heats air flowing through the ambient air flow channel and the cabin air flow channel,wherein the ambient air flow channel and the cabin air flow channel are separate from each other;a channel that branches from a portion on the ambient air flow channel, at a downstream side of the air cooling means but at an upstream side of the air heating means, to an inlet of the blowing means for high-voltage equipment;a cabin air inlet for cooling that is arranged at an upstream side of the blowing means for high-voltage equipment and inlets air from the vehicle compartment in a way that does not pass through the air conditioning means; andan air inlet mode selection means that is arranged at the portion where the channel branches, and switches a channel for air, which is sucked into the inlet of the blowing means for high-voltage equipment, between the ambient air inlet and the cabin air inlet for cooling,wherein the air outside the vehicle compartment is introduced by the air inlet mode selection means when supplying air cooled by the air cooling means to the high-voltage equipment from the blowing means for high-voltage equipment. 2. The high-voltage equipment cooling system for electric vehicle according to claim 1, wherein the air conditioning means regulates an air-flow rate by the ambient air fan so as to be greater than or equal to an air-flow rate by the blowing means for high-voltage equipment, when supplying the air cooled by the air cooling means to the high-voltage equipment from the blowing means for high-voltage equipment. 3. The high-voltage equipment cooling system for electric vehicle according to claim 2, wherein the first discharge port is formed so that the air is blown out toward other than around a face of the occupant. 4. The high-voltage equipment cooling system for electric vehicle according to claim 2, wherein the high-voltage equipment cooling system for electric vehicle, when introducing the air outside the vehicle compartment, operates the air-conditioning and blowing means, then switches the air inlet mode selection means for introducing the air outside the vehicle compartment, and thereafter operates the blowing means for high-voltage equipment. 5. The high-voltage equipment cooling system for electric vehicle according to claim 1, wherein the high-voltage equipment cooling system for electric vehicle further comprises an ambient temperature detecting means for detecting a temperature of the air outside the vehicle compartment, and the air cooling by the air cooling means is stopped when the temperature detected by the ambient temperature detecting means is equal to or lower than the predetermined temperature. 6. The high-voltage equipment cooling system for electric vehicle according to claim 1, wherein the high-voltage equipment cooling system for electric vehicle further comprises a high-voltage equipment temperature detection means for detecting a temperature of the high-voltage equipment, and the air in the vehicle compartment is inlet by the air inlet mode selection means when the temperature detected by the high-voltage equipment temperature detection means is equal to or lower than the predetermined temperature. 7. The high-voltage equipment cooling system for electric vehicle according to claim 1, wherein the high-voltage equipment cooling system for electric vehicle further comprises a cabin air temperature detection means for detecting a temperature of the air in the vehicle compartment, and the air in the vehicle compartment is inlet by the air inlet mode selection means when the temperature detected by the cabin air temperature detection means is equal to or lower than the predetermined temperature. 8. The high-voltage equipment cooling system for electric vehicle according to claim 1, wherein the high-voltage equipment is configured with at least one of a battery, a DC/DC converter and an AC/DC converter. 9. The high-voltage equipment cooling system for electric vehicle according to claim 1, wherein the high-voltage equipment cooling system for electric vehicle can detect a driving mode of the electric vehicle, the driving mode including a first mode and a second mode, wherein, in the first mode, the high-voltage equipment generates higher heat than in the second mode, and the air outside the vehicle compartment is introduced by the air inlet mode selection means when the driving mode is detected to be the first mode.
Jairazbhoy Vivek Amir (Farmington Hills MI) Reddy Prathap Amerwai (Farmington Hills MI) Trublowski John (Troy MI) Baker Jay DeAvis (West Bloomfield MI) Kneisel Lawrence Leroy (Novi MI), Apparatus for storing and cooling electronic devices and/or modules in a vehicle.
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