Air conditioning device and method for air conditioning an interior and/or at least one component of an electric vehicle
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
B60H-001/00
B60H-001/14
출원번호
US-0877971
(2011-08-30)
등록번호
US-9579951
(2017-02-28)
우선권정보
DE-10 2010 042 195 (2010-10-08)
국제출원번호
PCT/EP2011/064866
(2011-08-30)
§371/§102 date
20140107
(20140107)
국제공개번호
WO2012/045528
(2012-04-12)
발명자
/ 주소
Tschismar, Oliver
출원인 / 주소
ROBERT BOSCH GMBH
대리인 / 주소
Messina, Gerard
인용정보
피인용 횟수 :
1인용 특허 :
3
초록▼
An air conditioning device for air conditioning an interior and/or a component of an electric vehicle includes multiple fluid circuits having respective working media and configured for heating and cooling the electric vehicle. A first fluid circuit is designed for heating the interior of the electr
An air conditioning device for air conditioning an interior and/or a component of an electric vehicle includes multiple fluid circuits having respective working media and configured for heating and cooling the electric vehicle. A first fluid circuit is designed for heating the interior of the electric vehicle via the first heat exchanger. A second fluid circuit is designed for heating the first evaporator. A third fluid circuit is designed for heating or cooling the interior of the electric vehicle. A fourth fluid circuit is designed for heating the interior of the electric vehicle via the first heat exchanger. A fifth fluid circuit is designed for cooling the heat source of the component of the electric vehicle.
대표청구항▼
1. An air conditioning device for an electric vehicle, comprising: multiple fluid circuits each having working media and configured for heating and cooling the electric vehicle;wherein a first fluid circuit is configured to be selectively switched on to circulate working media from a first motor-dri
1. An air conditioning device for an electric vehicle, comprising: multiple fluid circuits each having working media and configured for heating and cooling the electric vehicle;wherein a first fluid circuit is configured to be selectively switched on to circulate working media from a first motor-driven pump, via a heat source, a four-way valve, and a first heat exchanger, and further via a third heat exchanger and a first three-way valve, back again to the first pump, and wherein the first fluid circuit is configured for heating the interior of the electric vehicle via the first heat exchanger;wherein a second fluid circuit is configured to be selectively switched on to circulate working media from the first pump, via the heat source, the four-way valve, and a second heat exchanger having a first evaporator, back again to the first pump, and wherein the second fluid circuit is configured for heating the first evaporator;wherein a third fluid circuit is configured to be selectively switched on to circulate working media from the first evaporator of the second heat exchanger, via an internal heat exchanger, a compressor, a second pump, a third heat exchanger having a second evaporator, and a spring-loaded check valve, and further via the internal heat exchanger, a first throttle, and a second three-way valve in a first position, back again to the second heat exchanger, and wherein the third fluid circuit is configured for heating the third heat exchanger;wherein the third fluid circuit having the second three-way valve in a second position and having an open through valve includes (i) a fifth heat exchanger, and (ii) a fourth heat exchanger, and is configured for cooling the interior of the electric vehicle via the fourth heat exchanger, wherein the spring-loaded check valve is located downstream of the third heat exchanger, and wherein the second three way valve is located downstream of the first throttle and upstream of the second heat exchanger and the fourth heat exchanger;wherein a fourth fluid circuit is configured to be selectively switched on to circulate working media from the third heat exchanger, via the first three-way valve and a third pump, to the first heat exchanger and back to the third heat exchanger, and wherein the fourth fluid circuit is configured for heating the interior of the electric vehicle via the first heat exchanger using a heat amount received from the third fluid circuit via the third heat exchanger; andwherein a fifth fluid circuit is configured to be selectively switched on to circulate working media from the first pump, via the heat source, the four-way valve, and a sixth heat exchanger, and further via the second heat exchanger, back again to the first pump, and wherein the fifth fluid circuit is configured for cooling the heat source of at least one component of the electric vehicle. 2. The air conditioning device as recited in claim 1, wherein the heat source includes a thermal mass of at least one of an electric motor, a power electronic system, and a traction battery of the electric vehicle. 3. The air conditioning device as recited in claim 1, wherein at least one of the first, second, third, and fourth fluid circuit (i) is configured as a coolant circuit having a coolant circulating in the circuit as the working medium, and (ii) has an associated pump provided for circulating the working medium. 4. The air conditioning device as recited in claim 1, wherein at least one of the second heat exchanger, the third heat exchanger, and the internal heat exchanger is configured as a cross-counterflow heat exchanger. 5. The air conditioning device as recited in claim 1, wherein at least one of the first, fourth, fifth, and sixth heat exchanger is configured as an active heat exchanger having an associated additional blower. 6. The air conditioning device as recited in claim 1, wherein the at least one component of the electric vehicle to be air-conditioned includes an electrical energy accumulator of the electric vehicle to be operated in a specified temperature range. 7. The air conditioning device as recited in claim 1, further comprising: a second throttle instead of the second three way valve in the third fluid circuit for supplying the second heat exchanger and the fourth heat exchanger with working media having different operating pressures, whereby at least one of (i) simultaneous heating and dehumidifying of the interior of the electric vehicle is achieved, and (ii) simultaneous cooling and dehumidifying of the interior of the electric vehicle is achieved. 8. The air conditioning device as recited in claim 1, wherein a thermal mass of one of a vehicle body, a chassis, or an undercarriage of the electric vehicle is provided as the heat source for the air conditioning device. 9. A method for automatically controlling an air conditioning device including fluid circuits having working media circulating and transporting thermal energy for heating and for cooling at least one of an interior and at least one component of the electric vehicle, the method comprising; selectively switching on a first fluid circuit to circulate working media from a first motor-driven pump, via a heat source, a four-way valve, and a first heat exchanger, and further via a third heat exchanger and a first three-way valve, back again to the first pump, and wherein the first fluid circuit is configured for heating the interior of the electric vehicle via the first heat exchanger;selectively switching on a second fluid circuit to circulate working media from the first pump, via the heat source, the four-way valve, and a second heat exchanger having a first evaporator, back again to the first pump, and wherein the second fluid circuit is configured for heating the first evaporator;selectively switching on a third fluid circuit to circulate working media from the first evaporator of the second heat exchanger, via an internal heat exchanger, a compressor, a second pump, a third heat exchanger having a second evaporator, and a spring-loaded check valve, and further via the internal heat exchanger, a first throttle, and a second three-way valve in a first position, back again to the second heat exchanger, and wherein the third fluid circuit is configured for heating the third heat exchanger;wherein the third fluid circuit having the second three-way valve in a second position and having an open through valve includes (i) a fifth heat exchanger, and (ii) a fourth heat exchanger, and is configured for cooling the interior of the electric vehicle via the fourth heat exchanger, wherein the spring-loaded check valve is located downstream of the third heat exchanger, and wherein the second three way valve is located downstream of the first throttle and upstream of the second heat exchanger and the fourth heat exchanger;selectively switching on a fourth fluid circuit to circulate working media from the third heat exchanger, via the first three-way valve and a third pump, to the first heat exchanger and back to the third heat exchanger, and wherein the fourth fluid circuit is configured for heating the interior of the electric vehicle via the first heat exchanger using a heat amount received from the third fluid circuit via the third heat exchanger; andselectively switching on a fifth fluid circuit to circulate working media from the first pump, via the heat source, the four-way valve, and a sixth heat exchanger, and further via the second heat exchanger, back again to the first pump, and wherein the fifth fluid circuit is configured for cooling the heat source of at least one component of the electric vehicle. 10. The method as recited in claim 9, wherein the third fluid circuit is operated as a coolant circuit using carbon dioxide.
연구과제 타임라인
LOADING...
LOADING...
LOADING...
LOADING...
LOADING...
이 특허에 인용된 특허 (3)
Meyer, John J.; Zhang, Chao A.; Yang, Zhaoli G.; Papoulis, Evangelos, Heat pump and air conditioning system for a vehicle.
※ AI-Helper는 부적절한 답변을 할 수 있습니다.