Method of controlling steering control equipment for aircraft, and steering control equipment for aircraft and aircraft provided therewith
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
G01C-023/00
B64C-025/50
출원번호
US-0275571
(2011-10-18)
등록번호
US-8630750
(2014-01-14)
우선권정보
JP-2010-235169 (2010-10-20)
발명자
/ 주소
Tada, Kazunari
Furuichi, Kazushi
Minami, Yutaro
출원인 / 주소
Sumitomo Precision Products Co, Ltd.
대리인 / 주소
Miller, Matthias & Hull LLP
인용정보
피인용 횟수 :
1인용 특허 :
4
초록▼
A steering control equipment has a controller having a provisional-target-angular-position calculating section calculating a provisional target angular position of a steering mechanism corresponding to the operation amounts of a steering handle and rudder pedals, a speed setting section setting the
A steering control equipment has a controller having a provisional-target-angular-position calculating section calculating a provisional target angular position of a steering mechanism corresponding to the operation amounts of a steering handle and rudder pedals, a speed setting section setting the aircraft speed on the basis of detected ground speed and airspeed, a target-angular-position limiting section outputting the provisional target angular position as a final target angular position when the calculated provisional target angular position is equal to or lower than a limit value corresponding to the set speed and outputting the limit value as a final target angular position when the calculated provisional target angular position is larger than the limit value, and a actuating control section controlling an actuating mechanism for actuating the steering mechanism so that the output final target angular position and the actual angular position of the steering mechanism detected coincide with each other.
대표청구항▼
1. A method of controlling a steering control equipment for an aircraft which changes a traveling direction of the aircraft by changing an angular position of a steering mechanism of the aircraft while the aircraft is taxiing, the method comprising: providing a steering handle operably coupled to th
1. A method of controlling a steering control equipment for an aircraft which changes a traveling direction of the aircraft by changing an angular position of a steering mechanism of the aircraft while the aircraft is taxiing, the method comprising: providing a steering handle operably coupled to the steering mechanism and configured to output an operation amount of the steering handle;providing rudder pedals operably coupled to the steering mechanism and configured to output an operation amount of the rudder pedals;providing angular-position detecting means for detecting the actual angular position of the steering mechanism;providing ground-speed detecting means for detecting a speed of the aircraft relative to the ground as a ground speed;providing airspeed detecting means for detecting the speed of the aircraft relative to the air as an airspeed;providing a controller operably coupled to the steering handle, rudder pedals, angular-position detecting means, ground-speed detecting means, and airspeed detecting means, the controller being configured to: set a control speed of the aircraft on the basis of the ground speed and the airspeed;calculate a target angular position of the steering mechanism by: calculating a first component of a provisional target angular position of the steering mechanism based on the operation amount of the steering handle;calculating a second component of the provisional target angular position of the of the steering mechanism based on the operation amount of the rudder pedals;adding the first and second components of the provisional target angular position to obtain a summed provisional target angular position; andcalculating a final target angular position based on the summed provisional target angular position and the control speed set by the speed setting section;wherein at least one of the handle-part calculation section and the pedal-part calculation section is configured to calculate a provisional target angular position of the steering mechanism based on the operation amount of the steering handle, the operation amount of the rudder pedals, and at least one of the ground speed, air speed, and control speed; andactuate the steering mechanism so that the actual angular position of the steering mechanism coincides with the final target angular position. 2. A steering control equipment for an aircraft which changes a traveling direction of the aircraft by changing an angular position of a steering mechanism of the aircraft while the aircraft is taxiing, comprising: a steering handle and rudder pedals configured to manipulate the steering mechanism, the steering handle outputting an operation amount of the steering handle and the rudder pedals outputting an operation amount of the rudder pedals;actuating means for actuating the steering mechanism;angular-position detecting means for detecting the actual angular position of the steering mechanism;ground-speed detecting means for detecting a speed of the aircraft relative to the ground as a ground speed;airspeed detecting means for detecting the speed of the aircraft relative to the air as an airspeed; andcontrol means for causing the actuating means to change the angular position of the steering mechanism, wherein the control means includes: a speed setting section for setting a control speed of the aircraft on the basis of the ground speed and the airspeed;a target-angular-position calculating section for calculating a target angular position of the steering mechanism, including: a handle-part calculation section for calculating a first component of a provisional target angular position of the steering mechanism based on the operation amount of the steering handle;a pedal-part calculation section for calculating a second component of the provisional target angular position of the of the steering mechanism based on the operation amount of the rudder pedals;a target-angular-position adding section for adding the first and second components of the provisional target angular position to obtain a summed provisional target angular position; anda final-target-angular-position calculating section for calculating a final target angular position based on the summed provisional target angular position and the control speed set by the speed setting section;wherein at least one of the handle-part calculation section and the pedal-part calculation section is configured to calculate a provisional target angular position of the steering mechanism based on the operation amount of the steering handle, the operation amount of the rudder pedals, and at least one of the ground speed, air speed, and control speed; andan actuating control section for actuating the actuating means so that actual angular position coincides with the final target angular position. 3. The steering control equipment of claim 2, in which the speed setting section is configured to set the control speed to the ground speed when the ground speed or the airspeed is lower than a reference speed at and above which it is not necessary to control the angular position of the steering mechanism by means of the steering handle, and to set the control speed to the airspeed when the ground speed or the airspeed is equal to or higher than the reference speed. 4. The steering control equipment of claim 3, in which: the speed setting section is configured to switch the control speed of the aircraft between the ground speed, the airspeed, and the reference speed;when the control speed is set to the ground speed, the speed setting section initially checks whether the ground speed is equal to or higher than the reference speed;when the ground speed is detected to be lower than the reference speed, the control speed remains set to the ground speed; andwhen the ground speed is detected to be equal to or higher than the reference speed, the speed setting section further checks whether the airspeed is equal to or higher than the reference speed and: when the airspeed is detected to be equal to or higher than the reference speed, the control speed is set to the airspeed, andwhen the airspeed is detected to be lower than the reference speed, the control speed is set to the reference speed. 5. The steering control equipment of claim 3, in which: the speed setting section is configured to switch the control speed of the aircraft between the ground speed, the airspeed and the reference speed; andwhen the control speed is set to the airspeed, the speed setting section checks whether the ground speed is lower than the reference speed and; when the ground speed is detected to be lower than the reference speed, the control speed is set to the ground speed; andwhen the ground speed is detected to be equal to or higher than the reference speed, the control speed remains set to the airspeed. 6. The steering control equipment of claim 3, in which: the speed setting section is configured to switch the control speed of the aircraft between the ground speed, the airspeed and the reference speed;when the control speed of the aircraft is set to the airspeed, the speed setting section initially checks whether the ground speed is lower than the reference speed;when the ground speed is detected to be equal to or higher than the reference speed, the control speed remains set to the airspeed; andwhen the ground speed is detected to be lower than the reference speed, the speed setting section further checks whether the airspeed is lower than the ground speed and; when the airspeed is detected to be lower than the ground speed, the control speed is set to the ground speed; andwhen the airspeed is detected to be equal to or higher than the ground speed, the control speed remains set to the airspeed. 7. The steering control equipment of claim 3, in which: the speed setting section is configured to switch the control speed of the aircraft between the ground speed, the airspeed, and the reference speed;when the control speed of the aircraft is set to the airspeed, the speed setting section initially checks whether the airspeed is lower than the reference speed;when the airspeed is detected to be equal to or higher than the reference speed, the control speed of the aircraft remains set to the airspeed, andwhen the airspeed is detected to be lower than the reference speed, the speed setting section further checks whether the airspeed is higher than the ground speed and; when the airspeed is detected to be higher than the ground speed, the control speed of the aircraft is set to the ground speed; andwhen the airspeed is detected to be equal to or lower than the ground speed, the control speed of the aircraft remains set to the airspeed. 8. The steering control equipment of claim 3, in which: the speed setting section is configured to switch the control speed of the aircraft between the ground speed, the airspeed, and the reference speed;when the control speed of the aircraft is set to the reference speed, the speed setting section checks whether the airspeed is equal to or higher than the reference speed;when the airspeed is detected to be equal to or higher than the reference speed, the control speed is set to the airspeed; andwhen the airspeed is detected to be lower than the reference speed, the control speed remains set to the reference speed. 9. An aircraft comprising: a steering mechanism for changing a traveling direction of the aircraft by changing an angular position of the steering mechanism of the aircraft while the aircraft is taxiing; anda steering control equipment for changing an angular position of the steering mechanism, the steering control equipment including: a steering handle and rudder pedals with which a pilot manipulates the steering mechanism, the steering handle outputting an operation amount of the steering handle and the rudder pedals outputting an operation amount of the rudder pedals;actuating means for actuating the steering mechanism;angular-position detecting means for detecting the actual angular position of the steering mechanism;ground-speed detecting means for detecting a speed of the aircraft relative to the ground as a ground speed;airspeed detecting means for detecting the speed of the aircraft relative to the air as an airspeed; andcontrol means for causing the actuating means to change the angular position of the steering mechanism, wherein the control means includes: a speed setting section for setting a control speed of the aircraft on the basis of the ground speed and the airspeed;a target-angular-position calculating section for calculating a target angular position of the steering mechanism, including: a handle-part calculation section for calculating a first component of a provisional target angular position of the steering mechanism based on the operation amount of the steering handle;a pedal-part calculation section for calculating a second component of the provisional target angular position of the of the steering mechanism based on the operation amount of the rudder pedals;a target-angular-position adding section for adding the first and second components of the provisional target angular position to obtain a summed provisional target angular position; anda final-target-angular-position calculating section for calculating a final target angular position based on the summed provisional target angular position and the control speed set by the speed setting section;wherein at least one of the handle-part calculation section and the pedal-part calculation section is configured to calculate a provisional target angular position of the steering mechanism based on the operation amount of the steering handle, the operation amount of the rudder pedals, and at least one of the ground speed, air speed, and control speed; andan actuating control section for actuating the actuating means so that actual angular position coincides with the final target angular position.
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이 특허에 인용된 특허 (4)
Nadkarni Arun A. (12836 NE. 135th St. Kirkland WA 98034) Sankrithi Mithra M. K. V. (4554 143rd Ave. ; SE. Bellevue WA 98006), Apparatus and methods for automatically maintaining aircraft track angle.
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