JP2016150632A - 航空機の脚揚降用電動油圧アクチュエータシステム - Google Patents
航空機の脚揚降用電動油圧アクチュエータシステム Download PDFInfo
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- JP2016150632A JP2016150632A JP2015028291A JP2015028291A JP2016150632A JP 2016150632 A JP2016150632 A JP 2016150632A JP 2015028291 A JP2015028291 A JP 2015028291A JP 2015028291 A JP2015028291 A JP 2015028291A JP 2016150632 A JP2016150632 A JP 2016150632A
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- hydraulic
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- 230000001174 ascending effect Effects 0.000 title abstract 3
- 239000010720 hydraulic oil Substances 0.000 claims abstract description 54
- 239000012530 fluid Substances 0.000 claims description 8
- 230000007613 environmental effect Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 19
- 230000007423 decrease Effects 0.000 description 9
- 230000000052 comparative effect Effects 0.000 description 8
- 239000003921 oil Substances 0.000 description 7
- 238000004088 simulation Methods 0.000 description 4
- 230000008602 contraction Effects 0.000 description 3
- 239000003570 air Substances 0.000 description 2
- 239000012080 ambient air Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000002706 hydrostatic effect Effects 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C25/00—Alighting gear
- B64C25/02—Undercarriages
- B64C25/08—Undercarriages non-fixed, e.g. jettisonable
- B64C25/10—Undercarriages non-fixed, e.g. jettisonable retractable, foldable, or the like
- B64C25/18—Operating mechanisms
- B64C25/22—Operating mechanisms fluid
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
- F15B21/04—Special measures taken in connection with the properties of the fluid
- F15B21/045—Compensating for variations in viscosity or temperature
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C25/00—Alighting gear
- B64C25/02—Undercarriages
- B64C25/08—Undercarriages non-fixed, e.g. jettisonable
- B64C25/10—Undercarriages non-fixed, e.g. jettisonable retractable, foldable, or the like
- B64C25/18—Operating mechanisms
- B64C25/24—Operating mechanisms electric
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C25/00—Alighting gear
- B64C25/02—Undercarriages
- B64C25/08—Undercarriages non-fixed, e.g. jettisonable
- B64C25/10—Undercarriages non-fixed, e.g. jettisonable retractable, foldable, or the like
- B64C25/18—Operating mechanisms
- B64C25/26—Control or locking systems therefor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
- F15B11/02—Systems essentially incorporating special features for controlling the speed or actuating force of an output member
- F15B11/028—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the actuating force
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
- F15B11/02—Systems essentially incorporating special features for controlling the speed or actuating force of an output member
- F15B11/04—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the speed
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
- F15B21/08—Servomotor systems incorporating electrically operated control means
- F15B21/087—Control strategy, e.g. with block diagram
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/20—Fluid pressure source, e.g. accumulator or variable axial piston pump
- F15B2211/205—Systems with pumps
- F15B2211/20507—Type of prime mover
- F15B2211/20515—Electric motor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/20—Fluid pressure source, e.g. accumulator or variable axial piston pump
- F15B2211/205—Systems with pumps
- F15B2211/2053—Type of pump
- F15B2211/20538—Type of pump constant capacity
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/20—Fluid pressure source, e.g. accumulator or variable axial piston pump
- F15B2211/205—Systems with pumps
- F15B2211/2053—Type of pump
- F15B2211/20546—Type of pump variable capacity
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/20—Fluid pressure source, e.g. accumulator or variable axial piston pump
- F15B2211/25—Pressure control functions
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/60—Circuit components or control therefor
- F15B2211/63—Electronic controllers
- F15B2211/6303—Electronic controllers using input signals
- F15B2211/6306—Electronic controllers using input signals representing a pressure
- F15B2211/6309—Electronic controllers using input signals representing a pressure the pressure being a pressure source supply pressure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/60—Circuit components or control therefor
- F15B2211/63—Electronic controllers
- F15B2211/6303—Electronic controllers using input signals
- F15B2211/633—Electronic controllers using input signals representing a state of the prime mover, e.g. torque or rotational speed
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/60—Circuit components or control therefor
- F15B2211/665—Methods of control using electronic components
- F15B2211/6651—Control of the prime mover, e.g. control of the output torque or rotational speed
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/60—Circuit components or control therefor
- F15B2211/665—Methods of control using electronic components
- F15B2211/6653—Pressure control
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/60—Circuit components or control therefor
- F15B2211/665—Methods of control using electronic components
- F15B2211/6656—Closed loop control, i.e. control using feedback
Abstract
Description
11 脚
21 ギヤアクチュエータ(油圧アクチュエータ)
22 ドアアクチュエータ(油圧アクチュエータ)
31 電動モータ
32 油圧ポンプ
33 油圧回路
34 圧力センサ
4 EHAコントローラー
41 圧力制御ブロック
42 モータ回転速度制御ブロック
43 電流制御ブロック
Claims (2)
- 航空機の脚の格納及び展開を行うように構成された、少なくとも1つの油圧アクチュエータと、
前記油圧アクチュエータに接続されかつ、前記油圧アクチュエータに対して作動油の供給及び排出をするように構成された油圧回路と、
前記油圧回路を介して前記油圧アクチュエータに供給する前記作動油を昇圧するように構成された油圧ポンプと、
前記油圧ポンプに連結されかつ、前記油圧ポンプを駆動するように構成された電動モータと、
前記脚の格納に係る指令、又は、前記脚の展開に係る指令を受けたときに、前記電動モータの作動を制御するように構成されたコントローラーと、
前記油圧ポンプの吐出圧を検出するセンサと、を備え、
前記コントローラーは、前記脚の格納に係る指令、又は、前記脚の展開に係る指令を受けたときに、前記センサが検出した前記吐出圧をフィードバックしかつ、前記油圧ポンプの前記吐出圧が目標吐出圧となるように、前記電動モータの作動を制御する航空機の脚揚降用電動油圧アクチュエータシステム。 - 請求項1に記載の航空機の脚揚降用電動油圧アクチュエータシステムにおいて、
前記コントローラーは、
前記油圧アクチュエータに供給する作動油の圧力指令と、前記センサが検出した吐出圧のフィードバック信号とを受けて、前記油圧ポンプの吐出圧が、前記圧力指令に対応する目標吐出圧となるように、前記電動モータの回転速度指令を出力する圧力制御ブロックと、
前記圧力制御ブロックからの回転速度指令と、前記電動モータの回転速度フォードバック信号とを受けて、前記電動モータの回転速度が、前記回転速度指令に対応する目標回転速度となるように、前記電動モータの供給電流指令を出力するモータ回転速度制御ブロックと、
前記モータ回転速度制御ブロックからの供給電流指令と、前記電動モータへの供給電流フィードバック信号とを受けて、前記電動モータへの供給電流が、前記供給電流指令に対応する目標供給電流となるように、前記電動モータに電流を供給する電流制御ブロックと、を含んでいる航空機の脚揚降用電動油圧アクチュエータシステム。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015028291A JP6448403B2 (ja) | 2015-02-17 | 2015-02-17 | 航空機の脚揚降用電動油圧アクチュエータシステム |
PCT/JP2016/051041 WO2016132785A1 (ja) | 2015-02-17 | 2016-01-14 | 航空機の脚揚降用電動油圧アクチュエータシステム |
EP16752174.9A EP3241744B1 (en) | 2015-02-17 | 2016-01-14 | Electro-hydrostatic actuator system for raising and lowering aircraft landing gear |
US15/547,399 US20180002000A1 (en) | 2015-02-17 | 2016-01-14 | Electro-hydrostatic actuator system for raising and lowering aircraft landing gear |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015028291A JP6448403B2 (ja) | 2015-02-17 | 2015-02-17 | 航空機の脚揚降用電動油圧アクチュエータシステム |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2016150632A true JP2016150632A (ja) | 2016-08-22 |
JP2016150632A5 JP2016150632A5 (ja) | 2018-03-29 |
JP6448403B2 JP6448403B2 (ja) | 2019-01-09 |
Family
ID=56692536
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2015028291A Active JP6448403B2 (ja) | 2015-02-17 | 2015-02-17 | 航空機の脚揚降用電動油圧アクチュエータシステム |
Country Status (4)
Country | Link |
---|---|
US (1) | US20180002000A1 (ja) |
EP (1) | EP3241744B1 (ja) |
JP (1) | JP6448403B2 (ja) |
WO (1) | WO2016132785A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2020179725A1 (ja) * | 2019-03-05 | 2020-09-10 | 住友精密工業株式会社 | 脚揚降用ehaシステム |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3311997A1 (en) * | 2016-10-18 | 2018-04-25 | Automation, Press and Tooling, A.P. & T AB | Servo hydraulic press |
EP3486177B1 (en) * | 2017-11-21 | 2022-08-24 | Safran Landing Systems UK Ltd | Aircraft landing gear assembly actuation system |
FR3093322B1 (fr) | 2019-02-28 | 2021-07-09 | Airbus Helicopters | Atterrisseur motorisé et aéronef |
US11433993B2 (en) * | 2019-11-07 | 2022-09-06 | Goodrich Corporation | Electromechanical actuator pump |
CN114810697A (zh) * | 2022-06-02 | 2022-07-29 | 上海天华云应用技术有限公司 | 一种抱轮机构液压系统 |
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JPH0988839A (ja) * | 1995-09-25 | 1997-03-31 | Hitachi Constr Mach Co Ltd | 電動油圧ポンプユニットおよび小口径管推進装置 |
JP2001263254A (ja) * | 2000-03-17 | 2001-09-26 | Tokimec Inc | 液圧装置 |
US20050082427A1 (en) * | 2003-07-08 | 2005-04-21 | Taehun Seung | Aircraft landing gear actuation system |
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JP2008223496A (ja) * | 2007-03-08 | 2008-09-25 | Komatsu Ltd | 作業機ポンプの回転制御システム |
JP2011102604A (ja) * | 2009-11-10 | 2011-05-26 | Sumitomo Precision Prod Co Ltd | スナビング性に優れる電気油圧式アクチュエータ、およびそれに用いる駆動装置、並びにそれに用いる制御方法 |
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US20130082149A1 (en) * | 2010-06-18 | 2013-04-04 | Sagem Defense Securite | Power supply and control device for actuators, corresponding actuation assembly, and aircraft comprising such a device |
JP2014132189A (ja) * | 2012-12-04 | 2014-07-17 | Sumitomo Precision Prod Co Ltd | 脚揚降用電動油圧アクチュエータシステム |
JP2014534394A (ja) * | 2011-10-11 | 2014-12-18 | ボルボ コンストラクション イクイップメント アーベー | 建設機械の電子油圧システムにおけるアクチュエータ変位測定システム |
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US20150267769A1 (en) * | 2014-03-21 | 2015-09-24 | Goodrich Corporation | Servicing monitoring system for mixed fluid-gas shock struts |
-
2015
- 2015-02-17 JP JP2015028291A patent/JP6448403B2/ja active Active
-
2016
- 2016-01-14 US US15/547,399 patent/US20180002000A1/en not_active Abandoned
- 2016-01-14 WO PCT/JP2016/051041 patent/WO2016132785A1/ja active Application Filing
- 2016-01-14 EP EP16752174.9A patent/EP3241744B1/en active Active
Patent Citations (12)
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JPH0988839A (ja) * | 1995-09-25 | 1997-03-31 | Hitachi Constr Mach Co Ltd | 電動油圧ポンプユニットおよび小口径管推進装置 |
JP2001263254A (ja) * | 2000-03-17 | 2001-09-26 | Tokimec Inc | 液圧装置 |
US20050082427A1 (en) * | 2003-07-08 | 2005-04-21 | Taehun Seung | Aircraft landing gear actuation system |
JP2006214511A (ja) * | 2005-02-03 | 2006-08-17 | Daikin Ind Ltd | 流体圧ユニット及び流体圧ユニットの制御方法 |
JP2008223496A (ja) * | 2007-03-08 | 2008-09-25 | Komatsu Ltd | 作業機ポンプの回転制御システム |
JP2011102604A (ja) * | 2009-11-10 | 2011-05-26 | Sumitomo Precision Prod Co Ltd | スナビング性に優れる電気油圧式アクチュエータ、およびそれに用いる駆動装置、並びにそれに用いる制御方法 |
US20110256000A1 (en) * | 2010-04-16 | 2011-10-20 | Nabtesco Corporation | Local backup hydraulic actuator for aircraft control systems |
US20130082149A1 (en) * | 2010-06-18 | 2013-04-04 | Sagem Defense Securite | Power supply and control device for actuators, corresponding actuation assembly, and aircraft comprising such a device |
JP2014534394A (ja) * | 2011-10-11 | 2014-12-18 | ボルボ コンストラクション イクイップメント アーベー | 建設機械の電子油圧システムにおけるアクチュエータ変位測定システム |
JP2014132189A (ja) * | 2012-12-04 | 2014-07-17 | Sumitomo Precision Prod Co Ltd | 脚揚降用電動油圧アクチュエータシステム |
DE102013012812A1 (de) * | 2013-07-31 | 2015-02-05 | Liebherr-Aerospace Lindenberg Gmbh | Flugzeugfahrwerk |
US20150267769A1 (en) * | 2014-03-21 | 2015-09-24 | Goodrich Corporation | Servicing monitoring system for mixed fluid-gas shock struts |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2020179725A1 (ja) * | 2019-03-05 | 2020-09-10 | 住友精密工業株式会社 | 脚揚降用ehaシステム |
US11614103B2 (en) | 2019-03-05 | 2023-03-28 | Sumitomo Precision Products Co., Ltd. | Landing gear lifting/lowering EHA system |
JP7345540B2 (ja) | 2019-03-05 | 2023-09-15 | 住友精密工業株式会社 | 脚揚降用ehaシステム |
Also Published As
Publication number | Publication date |
---|---|
US20180002000A1 (en) | 2018-01-04 |
EP3241744A4 (en) | 2018-01-03 |
EP3241744A1 (en) | 2017-11-08 |
EP3241744B1 (en) | 2018-12-19 |
WO2016132785A1 (ja) | 2016-08-25 |
JP6448403B2 (ja) | 2019-01-09 |
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