Cooling system using chiller and thermally coupled cooling circuit
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
F25B-025/00
B64D-013/00
F25B-040/00
B64D-013/06
F25B-009/00
F25D-017/02
출원번호
US-0162869
(2007-01-26)
등록번호
US-10214292
(2019-02-26)
우선권정보
DE-10 2006 005 035 (2006-02-03)
국제출원번호
PCT/EP2007/000702
(2007-01-26)
§371/§102 date
20080806
(20080806)
국제공개번호
WO2007/088012
(2007-08-09)
발명자
/ 주소
Colberg, Carsten
Pfafferott, Torge
출원인 / 주소
AIRBUS OPERATIONS GMBH
대리인 / 주소
Carter, DeLuca, Farrell & Schmidt, LLP
인용정보
피인용 횟수 :
0인용 특허 :
8
초록▼
A cooling system suitable for cooling food on board an aircraft is provided which includes a chiller device and a first cooling circuit which is adapted to feed cooling energy generated by the chiller device to at least one cooling station, the chiller device includes a second cooling circuit formed
A cooling system suitable for cooling food on board an aircraft is provided which includes a chiller device and a first cooling circuit which is adapted to feed cooling energy generated by the chiller device to at least one cooling station, the chiller device includes a second cooling circuit formed separately from the first cooling circuit and is thermally coupled to the first cooling circuit.
대표청구항▼
1. An aircraft cooling system for cooling food on board an aircraft, comprising: a chiller device;a first cooling circuit adapted to feed cooling energy generated by the chiller device to at least one cooling station, wherein a first refrigerant circulating in the first cooling circuit is a two-phas
1. An aircraft cooling system for cooling food on board an aircraft, comprising: a chiller device;a first cooling circuit adapted to feed cooling energy generated by the chiller device to at least one cooling station, wherein a first refrigerant circulating in the first cooling circuit is a two-phase, liquid gas, refrigerant, wherein the chiller device comprises a second cooling circuit formed separately from the first cooling circuit and is thermally coupled to the first cooling circuit via a first heat exchanger, wherein a second refrigerant circulating in the second cooling circuit is a two-phase, liquid-gas, refrigerant;at least one throttle valve;at least one evaporation device associated with the at least one cooling station, the at least one evaporation device arranged serially with the at least one throttle valve; anda first delivery device for circulating the first refrigerant in the first cooling circuit, wherein the first refrigerant flowing into the first delivery device is in the liquid state,wherein the first delivery device is arranged serially with the at least one throttle valve and the at least one cooling station,wherein the first delivery device circulates the first refrigerant in its liquid state to each of the at least one throttle valve solely through one or more duct lines,wherein the at least one throttle valve regulates a pressure of the first refrigerant upstream of the at least one cooling station and regulates an evaporation temperature of the first refrigerant in the at least one evaporation device converting the first refrigerant from the liquid to gaseous state when cooling energy is delivered to the at least one cooling station, andwherein the first refrigerant emerging from the at least one evaporation device returns to the liquid state again through appropriate pressure and temperature control in the first cooling circuit. 2. The aircraft cooling system according to claim 1, wherein the first delivery device is a pump. 3. The aircraft cooling system according to claim 1, further comprising a first reservoir for temporarily storing the first refrigerant disposed in the first cooling circuit. 4. The aircraft cooling system according to claim 1, further comprising a second delivery device for circulating the second refrigerant in the second cooling circuit disposed in the second cooling circuit. 5. The aircraft cooling system according to claim 1, wherein a cooling device is disposed in the second cooling circuit. 6. The aircraft cooling system according to claim 5, further comprising a second heat exchanger disposed in the second cooling circuit, wherein the second heat exchanger thermally couples a portion of the second cooling circuit which extends upstream of the cooling device to a portion of the second cooling circuit which extends downstream of the cooling device. 7. The aircraft cooling system according to claim 1, wherein a second reservoir for temporarily storing the second refrigerant is disposed in the second cooling circuit. 8. The aircraft cooling system according to claim 1, wherein the cooling station includes a third cooling circuit which is formed separately from the first cooling circuit and is thermally coupled to the first cooling circuit. 9. The aircraft cooling system according to claim 8, wherein the third cooling circuit is thermally coupled to the first cooling circuit via a third heat exchanger formed by the evaporation device. 10. An aircraft cooling system for cooling food on board an aircraft, comprising: a chiller device;a first cooling circuit adapted to feed cooling energy generated by the chiller device to a plurality of cooling stations, wherein a first refrigerant circulating in the first cooling circuit is a two-phase, liquid gas, refrigerant, wherein the chiller device comprises a second cooling circuit formed separately from the first cooling circuit and is thermally coupled to the first cooling circuit via a first heat exchanger, wherein a second refrigerant circulating in the second cooling circuit is a two-phase, liquid-gas, refrigerant, and wherein the first cooling circuit comprises a feed line, a withdrawal line and a plurality of branch lines, each branch line connecting one of the plurality of cooling stations to the feed line and the withdrawal line;a throttle valve arranged in each branch line and upstream of the cooling station arranged in the respective branch line;an evaporation device associated with the cooling station and arranged in each branch line serially with the throttle valve; anda first delivery device for circulating the first refrigerant in the first cooling circuit, wherein the first delivery device is arranged in the feed line downstream of the first heat exchanger and upstream of a first of the plurality of branch lines, and wherein the first refrigerant flowing into the first delivery device is in the liquid state,wherein the first delivery device circulates the first refrigerant in its liquid state to each throttle valve solely through the feed line and the respective branch line,wherein each throttle valve regulates a pressure of the first refrigerant upstream of the respective cooling station and regulates an evaporation temperature of the first refrigerant in the respective evaporation device converting the first refrigerant from the liquid to the gaseous state when cooling energy is delivered to the respective cooling station, andwherein the first refrigerant emerging from the evaporation device returns to the liquid state again through appropriate pressure and temperature control in the first cooling circuit.
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이 특허에 인용된 특허 (8)
Saperstein Zalman P. (Lake Bluff IL) Rogers Charles J. (Racine WI), Automotive refrigeration system requiring minimal refrigerant.
Lorentzen Gustav (Trondheim NOX) Pettersen Jostein (Trondheim NOX) Bang Roar R. (Trondheim NOX), Method and device for high side pressure regulation in transcritical vapor compression cycle.
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