Aircraft air-conditioning unit and method for operating an aircraft air-conditioning unit
원문보기
IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0322281
(2009-01-30)
|
등록번호 |
US-8468847
(2013-06-25)
|
우선권정보 |
DE-10 2006 035 621 (2006-07-31) |
발명자
/ 주소 |
|
출원인 / 주소 |
|
대리인 / 주소 |
|
인용정보 |
피인용 횟수 :
1 인용 특허 :
4 |
초록
▼
An aircraft air-conditioning unit (10) includes a compressor (18) and a motor (20) driving the compressor (18). A fuel cell system (24) is connected directly to a control unit (22) for controlling the motor (20) driving the compressor (18), wherein the control unit (22) is adapted to convert electri
An aircraft air-conditioning unit (10) includes a compressor (18) and a motor (20) driving the compressor (18). A fuel cell system (24) is connected directly to a control unit (22) for controlling the motor (20) driving the compressor (18), wherein the control unit (22) is adapted to convert electrical energy directly generated by the fuel cell system (24) into corresponding electrical control signals for controlling the motor (20) driving the compressor (18). In a method for operating an aircraft air-conditioning unit (10), which includes a compressor (18) and a motor (20) driving the compressor (18), a control unit (22) for controlling the motor (20) driving the compressor (18), which is directly connected to a fuel cell system (24), converts electrical energy directly generated by the fuel cell system (24) into corresponding electrical control signals for controlling the motor (20) driving the compressor (18).
대표청구항
▼
1. Aircraft air-conditioning unit with: a compressor anda motor driving the compressor, anda fuel cell system,wherein the fuel cell system is connected directly to a control unit via a first electrical line, the control unit being connected to the motor driving the compressor via a second electrical
1. Aircraft air-conditioning unit with: a compressor anda motor driving the compressor, anda fuel cell system,wherein the fuel cell system is connected directly to a control unit via a first electrical line, the control unit being connected to the motor driving the compressor via a second electrical line and being adapted to directly control the motor driving the compressor by converting load-dependent direct voltage generated directly by the fuel cell system into corresponding electrical control signals and by supplying the electrical control signals to the motor driving the compressor vial the second electrical line. 2. Aircraft air-conditioning unit according to claim 1, wherein an inlet of the compressor is connected via a compressor inlet line to an air duct of the aircraft air-conditioning unit, in order to feed ambient air flowing through the air duct of the air-conditioning unit, to the inlet of the compressor. 3. Aircraft air-conditioning unit according to claim 1, wherein an outlet of the compressor is connected to an air feed line for feeding air into an aircraft cabin. 4. Aircraft air-conditioning unit according to claim 3, wherein a first heat exchanger and/or a condenser and/or a turbine is/are arranged in the air feed line. 5. Aircraft air-conditioning unit according to claim 3, wherein a waste gas outlet of the fuel cell system is connected to the air feed line. 6. Aircraft air-conditioning unit according to claim 1, wherein an outlet of the compressor is connected to an air inlet of the fuel cell system, in order to feed air compressed by the compressor to the fuel cell system. 7. Aircraft air-conditioning unit according to claim 1, wherein an air inlet of the fuel cell system is connected to a waste air line of an aircraft cabin. 8. Aircraft air-conditioning unit according to claim 1, wherein a cooling system of the fuel cell system includes a second heat exchanger arranged in an air duct of the aircraft air-conditioning unit. 9. Method for operating an aircraft air-conditioning unit, which includes a compressor, a motor driving the compressor and a fuel cell system, wherein a control unit, which is connected directly to the fuel cell system via a first electrical line and which further is connected to the motor driving the compressor via a second electrical line, directly controls the motor driving the compressor by converting load-dependent direct voltage directly generated by the fuel cell system into corresponding electrical control signals for controlling the motor driving the compressor and by supplying to cooresponding electrical control signals to the motor driving the compressor vial the second electrical line. 10. Method for operating an aircraft air-conditioning unit according to claim 9, wherein ambient air flowing through an air duct of the aircraft air-conditioning unit is fed via a compressor inlet line to an inlet of the compressor. 11. Method for operating an aircraft air-conditioning unit according to claim 9, wherein air from an outlet of the compressor is fed via an air feed line to an aircraft cabin. 12. Method for operating an aircraft air-conditioning unit according to claim 11, wherein the air flowing through the air feed line is cooled by means of a first heat exchanger arranged in the air feed line and/or moisture is removed from the air flowing through the air feed line by means of a condenser arranged in the air feed line, and/or the air flowing through the feed line air is expanded and thereby cooled by means of a turbine arranged in the air feed line. 13. Method for operating an aircraft air-conditioning unit according to claim 11, wherein waste gas from the fuel cell system is fed from a waste gas outlet of the fuel cell system to the air feed line. 14. Method for operating an aircraft air-conditioning unit according to claim 9, wherein air compressed by the compressor is fed to the fuel cell system via an air inlet connected to an outlet of the compressor. 15. Method for operating an aircraft air-conditioning unit according to claim 9, wherein cabin waste air is fed to the fuel cell system via an air inlet connected to a waste air line of an aircraft cabin. 16. Method for operating an aircraft air-conditioning unit according to claim 9, wherein a cooling fluid of the fuel cell system is led through a second heat exchanger arranged in an air duct of the aircraft air-conditioning unit. 17. Aircraft air-conditioning unit according to claim 2, wherein an outlet of the compressor is connected to an air feed line for feeding air into an aircraft cabin. 18. Aircraft air-conditioning unit according to claim 4, wherein a waste gas outlet of the fuel cell system is connected to the air feed line. 19. Method for operating an aircraft air-conditioning unit according to claim 10, wherein air from an outlet of the compressor is fed via an air feed line to an aircraft cabin. 20. Method for operating an aircraft air-conditioning unit according to claim 12, wherein waste gas from the fuel cell system is fed from a waste gas outlet of the fuel cell system to the air feed line.
이 특허에 인용된 특허 (4)
-
Mark K. Goldstein ; Jaeseok Ryu ; Gerhard N. Schrauzer ; Lucian Scripca, Carbon monoxide detection and purification system for fuels cells.
-
Graage Klaus,DEX, Energy supply unit on board an aircraft.
-
Tahara, Masahiko, Fuel cell apparatus and method for controlling fuel.
-
Tabata,Atsushi, Moving object with fuel cells incorporated therein and method of controlling the same.
이 특허를 인용한 특허 (1)
-
Ullman, Alan Z.; Newman, Clyde D., Evaporative cooling for an aircraft subsystem.
※ AI-Helper는 부적절한 답변을 할 수 있습니다.