ZA200802613B - Actuator position control device using a fail freeze servo-valve - Google Patents

Actuator position control device using a fail freeze servo-valve Download PDF

Info

Publication number
ZA200802613B
ZA200802613B ZA200802613A ZA200802613A ZA200802613B ZA 200802613 B ZA200802613 B ZA 200802613B ZA 200802613 A ZA200802613 A ZA 200802613A ZA 200802613 A ZA200802613 A ZA 200802613A ZA 200802613 B ZA200802613 B ZA 200802613B
Authority
ZA
South Africa
Prior art keywords
actuator
slide
distributor
high pressure
cylinder
Prior art date
Application number
ZA200802613A
Other languages
English (en)
Inventor
Marly Pascal
Original Assignee
Hispano Suiza Sa
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=38671708&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ZA200802613(B) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Hispano Suiza Sa filed Critical Hispano Suiza Sa
Publication of ZA200802613B publication Critical patent/ZA200802613B/en

Links

Classifications

    • 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
    • F15B13/00—Details of servomotor systems ; Valves for servomotor systems
    • F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
    • F15B13/04—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor
    • F15B13/042—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor operated by fluid pressure
    • F15B13/043—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor operated by fluid pressure with electrically-controlled pilot valves
    • F15B13/0433—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor operated by fluid pressure with electrically-controlled pilot valves the pilot valves being pressure control valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D17/00—Regulating or controlling by varying flow
    • F01D17/10—Final actuators
    • 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
    • F15B13/00—Details of servomotor systems ; Valves for servomotor systems
    • F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
    • F15B13/04—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor
    • F15B13/044—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor operated by electrically-controlled means, e.g. solenoids, torque-motors
    • 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
    • F15B20/00—Safety arrangements for fluid actuator systems; Applications of safety devices in fluid actuator systems; Emergency measures for fluid actuator systems
    • F15B20/002—Electrical failure
    • 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
    • F15B20/00—Safety arrangements for fluid actuator systems; Applications of safety devices in fluid actuator systems; Emergency measures for fluid actuator systems
    • F15B20/008—Valve failure
    • 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
    • F15B2211/80—Other types of control related to particular problems or conditions
    • F15B2211/86—Control during or prevention of abnormal conditions
    • F15B2211/862—Control during or prevention of abnormal conditions the abnormal condition being electric or electronic failure
    • 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
    • F15B2211/80—Other types of control related to particular problems or conditions
    • F15B2211/86—Control during or prevention of abnormal conditions
    • F15B2211/863—Control during or prevention of abnormal conditions the abnormal condition being a hydraulic or pneumatic failure
    • F15B2211/8636—Circuit failure, e.g. valve or hose failure
    • 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
    • F15B2211/80—Other types of control related to particular problems or conditions
    • F15B2211/875—Control measures for coping with failures
    • F15B2211/8755—Emergency shut-down
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/7722—Line condition change responsive valves
    • Y10T137/7758—Pilot or servo controlled
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/8593—Systems
    • Y10T137/86493—Multi-way valve unit
    • Y10T137/86574—Supply and exhaust
    • Y10T137/86582—Pilot-actuated
    • Y10T137/86606—Common to plural valve motor chambers
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/8593—Systems
    • Y10T137/86493—Multi-way valve unit
    • Y10T137/86574—Supply and exhaust
    • Y10T137/86582—Pilot-actuated
    • Y10T137/86614—Electric
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/8593—Systems
    • Y10T137/86493—Multi-way valve unit
    • Y10T137/86574—Supply and exhaust
    • Y10T137/8667—Reciprocating valve
    • Y10T137/86694—Piston valve
    • Y10T137/86702—With internal flow passage

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Fuel-Injection Apparatus (AREA)
  • Servomotors (AREA)
  • Valve Device For Special Equipments (AREA)
ZA200802613A 2007-03-21 2008-03-20 Actuator position control device using a fail freeze servo-valve ZA200802613B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0753960A FR2914030B1 (fr) 2007-03-21 2007-03-21 Dispositif de commande de position d'un actionneur par une servovalve a memoire de position en cas de panne

Publications (1)

Publication Number Publication Date
ZA200802613B true ZA200802613B (en) 2009-08-26

Family

ID=38671708

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA200802613A ZA200802613B (en) 2007-03-21 2008-03-20 Actuator position control device using a fail freeze servo-valve

Country Status (17)

Country Link
US (1) US8091584B2 (de)
EP (1) EP1972798B1 (de)
JP (1) JP5058857B2 (de)
CN (1) CN101270768B (de)
AT (1) ATE451556T1 (de)
BR (1) BRPI0800652B1 (de)
CA (1) CA2626724C (de)
DE (1) DE602008000352D1 (de)
ES (1) ES2336972T3 (de)
FR (1) FR2914030B1 (de)
IL (1) IL190313A (de)
MA (1) MA31718B1 (de)
MX (1) MX2008003800A (de)
RU (1) RU2459124C2 (de)
SG (2) SG165346A1 (de)
UA (1) UA95080C2 (de)
ZA (1) ZA200802613B (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2981684B1 (fr) * 2011-10-21 2013-12-27 Snecma Systeme de commande d'incidence de pale de turbomachine et turbomachine
WO2014121088A1 (en) * 2013-01-31 2014-08-07 Parker-Hannifin Corporation Direction control valve with metering notches on the spool for reduced flow in the open end position
US11242875B2 (en) 2020-03-05 2022-02-08 Honeywell International Inc. System that maintains the last commanded position of device controlled by a two-stage, four-way electrohydraulic servo valve upon power interruption
JP2021139459A (ja) * 2020-03-06 2021-09-16 ナブテスコ株式会社 状態推定装置、制御弁、状態推定プログラム、および状態推定方法

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3034483A (en) * 1960-12-08 1962-05-15 Honeywell Regulator Co Hydraulic servomotor
US3081787A (en) * 1961-07-13 1963-03-19 Pneumo Dynamics Corp Hydraulic control valve
US3234968A (en) * 1962-12-21 1966-02-15 White Sales Corp Graham Master and slave valve assembly
US3282283A (en) * 1963-12-23 1966-11-01 Gocko Regulator Co Ltd Hydraulic regulating system and apparatus
GB1252581A (de) * 1968-02-12 1971-11-10
US3910314A (en) * 1973-08-16 1975-10-07 Koehring Co High-speed shutoff and dump valve
US3922955A (en) * 1974-01-29 1975-12-02 Gen Electric Fail-fixed servovalve
US4133348A (en) * 1977-03-30 1979-01-09 Spitz Russell W Solenoid operated valves
US4227443A (en) * 1978-09-25 1980-10-14 General Electric Company Fail-fixed servovalve
JPS6010904U (ja) * 1983-06-30 1985-01-25 株式会社島津製作所 サ−ボバルブ
JPH086725B2 (ja) * 1988-01-25 1996-01-29 ムーグ インコーポレーテツド 故障停止サーボ弁
US5156189A (en) * 1989-09-13 1992-10-20 Hr Textron, Inc. High flow control valve
RU1766116C (ru) * 1990-10-08 1995-04-20 Научно-производственное предприятие "Эга" Устройство для аварийного сброса топлива
JP3141951B2 (ja) * 1991-02-15 2001-03-07 帝人製機株式会社 アクチュエータの中立位置復帰機構
RU2031259C1 (ru) * 1992-06-05 1995-03-20 Машиностроительный завод им.М.И.Калинина Гидравлическая система
RU2061093C1 (ru) * 1993-05-12 1996-05-27 Научно-производственная фирма "Химмет" Вакуумная электротермическая печь для получения покрытий
JPH0712254A (ja) * 1993-06-22 1995-01-17 Sumitomo Electric Ind Ltd 流量制御弁
RU2179661C2 (ru) * 2000-04-03 2002-02-20 Открытое акционерное общество "Павловский машиностроительный завод ВОСХОД" Автономный гидропривод
FR2818331B1 (fr) * 2000-12-19 2003-03-14 Snecma Moteurs Servo-valve a memoire de position
TW541405B (en) * 2001-08-15 2003-07-11 Amada Co Ltd Directional control valve
JP2004353701A (ja) * 2003-05-27 2004-12-16 Ishikawajima Harima Heavy Ind Co Ltd サーボバルブ
US7455074B2 (en) * 2005-07-28 2008-11-25 Honeywell International Inc. Latchable electrohydraulic servovalve

Also Published As

Publication number Publication date
US20080230127A1 (en) 2008-09-25
JP2008241039A (ja) 2008-10-09
US8091584B2 (en) 2012-01-10
CN101270768B (zh) 2012-03-28
BRPI0800652A2 (pt) 2011-04-19
FR2914030B1 (fr) 2009-07-03
JP5058857B2 (ja) 2012-10-24
CN101270768A (zh) 2008-09-24
SG146572A1 (en) 2008-10-30
RU2008110813A (ru) 2009-09-27
ATE451556T1 (de) 2009-12-15
UA95080C2 (ru) 2011-07-11
IL190313A0 (en) 2009-09-22
RU2459124C2 (ru) 2012-08-20
SG165346A1 (en) 2010-10-28
MX2008003800A (es) 2009-02-27
CA2626724A1 (fr) 2008-09-21
FR2914030A1 (fr) 2008-09-26
IL190313A (en) 2011-06-30
MA31718B1 (fr) 2010-10-01
ES2336972T3 (es) 2010-04-19
EP1972798A1 (de) 2008-09-24
EP1972798B1 (de) 2009-12-09
DE602008000352D1 (de) 2010-01-21
BRPI0800652B1 (pt) 2019-06-25
CA2626724C (fr) 2014-10-07

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