IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0070402
(2011-03-23)
|
등록번호 |
US-8527173
(2013-09-03)
|
우선권정보 |
FR-10 01174 (2010-03-24) |
발명자
/ 주소 |
- Lacoste, Jean-Patrick
- Boubal, Jean-Jacques
- Dupont De Dinechin, Sébastien
|
출원인 / 주소 |
|
대리인 / 주소 |
Patterson & Sheridan, L.L.P.
|
인용정보 |
피인용 횟수 :
2 인용 특허 :
9 |
초록
▼
The method for managing an energy variation of an aircraft provided with at least one propulsion system, capable of generating a thrust force on said aircraft comprised in a thrust range, is characterized in that said energy variation is expressed by a size representative of said energy variation an
The method for managing an energy variation of an aircraft provided with at least one propulsion system, capable of generating a thrust force on said aircraft comprised in a thrust range, is characterized in that said energy variation is expressed by a size representative of said energy variation and homogenous to a gradient of the aircraft, and in that it includes steps for determining the current energy variation of said aircraft, ordering an energy variation of the aircraft, determining, as a function of said ordered energy variation, a necessary thrust force that must be generated by said propulsion system for the energy variation of the aircraft to be able to tend towards said ordered energy variation, and developing and applying a control order to said propulsion system so that it delivers said necessary thrust force.
대표청구항
▼
1. A method for managing an energy variation of an aircraft provided with at least one propulsion system, capable of generating a thrust force on said aircraft comprised in a thrust range wherein said energy variation is expressed by a value representative of said energy variation and obtained from
1. A method for managing an energy variation of an aircraft provided with at least one propulsion system, capable of generating a thrust force on said aircraft comprised in a thrust range wherein said energy variation is expressed by a value representative of said energy variation and obtained from a total gradient of the aircraft, and comprises: determining the current energy variation of said aircraft;ordering an energy variation of the aircraft by ordering a desired amount of said value by actuating a control member;determining, as a function of said ordered energy variation, a necessary thrust force that must be generated by said propulsion system for the energy variation of the aircraft to be able to tend towards said ordered energy variation;developing and applying a control order to said propulsion system so that the propulsion system delivers said necessary thrust force. 2. The method for managing an energy variation of an aircraft according to claim 1, further comprising determining an energy variation range that can be achieved by the aircraft by modifying at least said thrust force generated by the propulsion system. 3. The method for managing an energy variation of an aircraft according to claim 2, further comprising displaying said current energy variation, said energy variation range that can be achieved by the aircraft, and said ordered energy variation. 4. The method for managing an energy variation of an aircraft according to claim 1, wherein the aircraft includes at least one braking system capable of exerting a drag force on said aircraft, and the method further comprising: determining a necessary drag force that must be exerted by said braking system so that the energy variation of the aircraft can tend towards said ordered energy variation; anda step for developing and applying a control order to said braking system so that it generates said necessary drag force. 5. The method for managing an energy variation of an aircraft according to claim 2, wherein ordering the energy variation of the aircraft further comprises determining said ordered energy variation as a function of said actuation. 6. The method for managing an energy variation of an aircraft according to claim 5, wherein determining said ordered energy variation as a function of said actuation comprises: determining a relative speed of variation of said ordered energy variation, as a function of said actuation;determining an ordered energy variation proportion in said range upon said actuation;determining said ordered energy variation from said ordered energy variation proportion. 7. The method for managing an energy variation of an aircraft according to claim 1, wherein determining said necessary thrust force comprises determining an ordered thrust force, which must be generated by said propulsion system so that the energy variation of the aircraft can tend towards said ordered energy variation, with a constant drag force, and determining a correction that must be made to said ordered thrust force to offset variations of the drag force exerted on the aircraft. 8. The method for managing an energy variation of an aircraft according to claim 1, wherein determining said necessary thrust force is carried out by means of a coupling based on the comparison between said ordered energy variation and said current energy variation. 9. The method for managing an energy variation of an aircraft according to claim 8, wherein said coupling is of the proportional and integral type. 10. A system for managing an energy variation of an aircraft provided with at least one propulsion system, capable of generating a thrust force on said aircraft comprised in a thrust range wherein said energy variation is expressed by a value representative of said energy variation and obtained from a total gradient of the aircraft, comprising: means for determining the current energy variation of said aircraft;means for ordering an energy variation of the aircraft by ordering a desired amount of a value representative of said energy variation and obtained from a total gradient of the aircraft;means for determining, as a function of said ordered energy variation, a necessary thrust force that must be generated by said propulsion system so that the energy variation of the aircraft can tend towards said ordered energy variation;means for developing and applying a control order to said propulsion system so that it delivers said necessary thrust force. 11. The system for managing an energy variation of an aircraft according to claim 10, further including means for determining an energy variation range that can be achieved by the aircraft by modifying at least said thrust force generated by the propulsion system. 12. The method according to claim 1, wherein said value is expressed as γ* wherein γ*=γsol+(∂Vair∂Vc)z=cste1+Vsolg·(∂Vair∂z)Vc=csteV.cg, wherein: conventional speed Vc, or Badin, is the aircraft speed measured by a perfect airspeed-graduated airspeed indicator under normal temperature and pressure conditions at a null altitude;γsol is the ground gradient of the aircraft;Vsol is the speed of the aircraft relative to the ground;Vair is the speed of the aircraft relative to the air; andZ is an altitude coordinate. 13. The method according to claim 1, wherein said value is expressed as γ* wherein γ*=NxVsol1+(∂Vair∂z)Vc=cst·Vsolg, wherein: NXVsol=AXVsolg designates the load factor supported by the speed of the aircraft relative to the ground, AXVsol designating the acceleration on the axis supported by the speed of the aircraft relative to the ground; conventional speed Vc, or Badin, is the aircraft speed measured by a perfect airspeed-graduated airspeed indicator under normal temperature and pressure conditions at a null altitude;Vsol is the speed of the aircraft relative to the ground;Vair is the speed of the aircraft relative to the air; andZ is an altitude coordinate. 14. The system according to claim 10, wherein said value is expressed as γ* wherein γ*=γsol+(∂Vair∂Vc)z=cste1+Vsolg·(∂Vair∂z)Vc=csteV.cg, wherein: conventional speed Vc, or Badin, is the aircraft speed measured by a perfect airspeed-graduated airspeed indicator under normal temperature and pressure conditions at a null altitude;γsol is the ground gradient of the aircraft;Vsol is the speed of the aircraft relative to the ground;Vair is the speed of the aircraft relative to the air; andZ is an altitude coordinate. 15. The system according to claim 10, wherein said value is expressed as γ* wherein γ*=NxVsol1+(∂Vair∂z)Vc=cst·Vsolg, wherein: NXVsol=AXVsolg designates the load factor supported by the speed of the aircraft relative to the ground, AXVsol designating the acceleration on the axis supported by the speed of the aircraft relative to the ground; conventional speed Vc, or Badin, is the aircraft speed measured by a perfect airspeed-graduated airspeed indicator under normal temperature and pressure conditions at a null altitude;Vsol is the speed of the aircraft relative to the ground;Vair is the speed of the aircraft relative to the air; andZ is an altitude coordinate.
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