IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0423327
(2003-04-25)
|
발명자
/ 주소 |
|
출원인 / 주소 |
- Northrop Grumman Corporation
|
대리인 / 주소 |
|
인용정보 |
피인용 횟수 :
13 인용 특허 :
23 |
초록
▼
An apparatus for providing environmental control, secondary power and emergency power for an aircraft, comprises a cooling turbine coupled to a first electromechanical machine rotor, and including an input for receiving compressed air or ram air, and an output for discharging cooled air or exhaust a
An apparatus for providing environmental control, secondary power and emergency power for an aircraft, comprises a cooling turbine coupled to a first electromechanical machine rotor, and including an input for receiving compressed air or ram air, and an output for discharging cooled air or exhaust air; a compressor coupled to a second electromechanical machine rotor, and including an input for receiving engine bleed air or ambient air, and an output for discharging compressed air; means for magnetically coupling the first and second rotors; a power turbine coupled to the compressor; a heat exchanger connected between the compressor output and the cooling turbine input; and a control unit for controlling the magnetic coupling between the first and second rotors.
대표청구항
▼
1. An apparatus for providing environmental control, secondary power and emergency power for an aircraft, the apparatus comprising:a cooling turbine coupled to a first electromechanical machine rotor, and including an input for receiving compressed air or ram air, and an output for discharging coole
1. An apparatus for providing environmental control, secondary power and emergency power for an aircraft, the apparatus comprising:a cooling turbine coupled to a first electromechanical machine rotor, and including an input for receiving compressed air or ram air, and an output for discharging cooled air or exhaust air;a compressor coupled to a second electromechanical machine rotor, and including an input for receiving engine bleed air or ambient air, and an output for discharging compressed air;means for magnetically coupling the first and second rotors;a power turbine coupled to the compressor;a heat exchanger connected between the compressor output and the cooling turbine input; anda first control unit for controlling the magnetic coupling between the first and second rotors. 2. The apparatus of claim 1, wherein the means for magnetically coupling the first and second rotors comprises a first stator winding magnetically coupled to the first rotor and a second stator winding magnetically coupled to the second rotor, and wherein the first control unit comprises means for electrically connecting the first and second stator windings to each other. 3. The apparatus of claim 2, wherein the first control unit connects the first and second stator windings using pulse code modulation. 4. The apparatus of claim 2, further comprising:a third stator winding; andmeans for connecting the third stator winding to a power source. 5. The apparatus of claim 4, wherein the means for connecting the third stator winding to a power source comprises:a second control unit for driving the second rotor and the second stator as a motor. 6. The apparatus of claim 4, wherein the first rotor, the second rotor, the first stator winding, the second stator winding and the third stator winding are components of a switched reluctance machine. 7. The apparatus of claim 1, further comprising:means for connecting the input to the cooling turbine to a ram air input. 8. The apparatus of claim 1, wherein the power turbine comprises:a combustion chamber; andmeans for connecting the combustion chamber to the output of the compressor. 9. The apparatus of claim 1, further comprising:means for connecting the output of the cooling turbine to an exhaust. 10. The apparatus of claim 1, wherein:the cooling turbine is connected to the first electromechanical machine rotor by a first shaft; andthe compressor is connected to the second electromechanical machine rotor by a second shaft. 11. The apparatus of claim 10, wherein the power turbine is connected to the second shaft. 12. An apparatus for providing environmental control, secondary power and emergency power for an aircraft, the apparatus comprising:a cooling turbine coupled to a first electromechanical machine rotor, and including an input for receiving compressed air or ram air, and an output for discharging cooled air or exhaust air;a compressor coupled to a second electromechanical machine rotor, and including an input for receiving engine bleed air or ambient air, and an output for discharging compressed air;a stator for magnetically coupling the first and second rotors;a power turbine coupled to the compressor;a heat exchanger connected between the compressor output and the cooling turbine input; anda first control unit for controlling the magnetic coupling between the first and second rotors. 13. The apparatus of claim 12, wherein the stator comprises a first stator winding magnetically coupled to the first rotor and a second stator winding magnetically coupled to the second rotor, and wherein the first control unit electrically connects the first and second stator windings to each other. 14. The apparatus of claim 13, wherein the first control unit connects the first and second stator windings using pulse code modulation. 15. The apparatus of claim 13, further comprising:a third stator winding; anda second control unit for connecting the third stator winding to a power source and for driving the second rotor and the second stator as a motor. 16. The apparatus of claim 15, wherein the first rotor, the second rotor, the first stator winding, the second stator winding and the third stator winding are components of a switched reluctance machine. 17. The apparatus of claim 12, wherein the power turbine comprises:a combustion chamber, andwherein the output of the compressor is connected to the combustion chamber. 18. The apparatus of claim 12, further comprising:an exhaust connected to the output of the cooling turbine. 19. The apparatus of claim 12, wherein:the cooling turbine is connected to the first electromechanical machine rotor by a first shaft; andthe compressor is connected to the second electromechanical machine rotor by a second shaft. 20. The apparatus of claim 19, wherein the power turbine is connected to the second shaft.
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