FR3108153B1 - Servovalve à actionneur linéaire et rétroaction mécanique - Google Patents

Servovalve à actionneur linéaire et rétroaction mécanique Download PDF

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Publication number
FR3108153B1
FR3108153B1 FR2002524A FR2002524A FR3108153B1 FR 3108153 B1 FR3108153 B1 FR 3108153B1 FR 2002524 A FR2002524 A FR 2002524A FR 2002524 A FR2002524 A FR 2002524A FR 3108153 B1 FR3108153 B1 FR 3108153B1
Authority
FR
France
Prior art keywords
servovalve
linear actuator
mechanical feedback
stage
hydraulic elements
Prior art date
Legal status (The legal status 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 status listed.)
Active
Application number
FR2002524A
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English (en)
Other versions
FR3108153A1 (fr
Inventor
Matthieu Papoin
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Safran Aerosystems SAS
Original Assignee
Safran Aerosystems Hydraulics SAS
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
Application filed by Safran Aerosystems Hydraulics SAS filed Critical Safran Aerosystems Hydraulics SAS
Priority to FR2002524A priority Critical patent/FR3108153B1/fr
Priority to CN202180035320.9A priority patent/CN116157603A/zh
Priority to PCT/EP2021/056407 priority patent/WO2021180960A1/fr
Priority to EP21711240.8A priority patent/EP4118344A1/fr
Priority to US17/911,084 priority patent/US20230145967A1/en
Publication of FR3108153A1 publication Critical patent/FR3108153A1/fr
Application granted granted Critical
Publication of FR3108153B1 publication Critical patent/FR3108153B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • F15B13/0438—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 of the nozzle-flapper type
    • 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
    • F15B13/0436—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 of the steerable jet type

Abstract

Servovalve (100) à étage de pilotage (20) comportant deux élément hydrauliques (30, 6) pouvant être déplacés l’un par rapport à l’autre pour déplacer un organe de distribution de puissance (2) l’étage de pilotage (20) comprenant un actionneur linéaire (40) comportant un poussoir principal(41) agencé pour modifier la position relative des éléments hydrauliques (30, 6). l’étage de pilotage (20) comprenant également un levier (50) de rétroaction en position. FIGURE DE L’ABREGE : Fig. 1
FR2002524A 2020-03-13 2020-03-13 Servovalve à actionneur linéaire et rétroaction mécanique Active FR3108153B1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FR2002524A FR3108153B1 (fr) 2020-03-13 2020-03-13 Servovalve à actionneur linéaire et rétroaction mécanique
CN202180035320.9A CN116157603A (zh) 2020-03-13 2021-03-12 具有线性致动器和机械反馈的伺服阀
PCT/EP2021/056407 WO2021180960A1 (fr) 2020-03-13 2021-03-12 Servovalve a actionneur lineaire et retroaction mecanique
EP21711240.8A EP4118344A1 (fr) 2020-03-13 2021-03-12 Servovalve a actionneur lineaire et retroaction mecanique
US17/911,084 US20230145967A1 (en) 2020-03-13 2021-03-12 Servovalve having a linear actuator and mechanical feedback

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR2002524 2020-03-13
FR2002524A FR3108153B1 (fr) 2020-03-13 2020-03-13 Servovalve à actionneur linéaire et rétroaction mécanique

Publications (2)

Publication Number Publication Date
FR3108153A1 FR3108153A1 (fr) 2021-09-17
FR3108153B1 true FR3108153B1 (fr) 2022-04-08

Family

ID=70738721

Family Applications (1)

Application Number Title Priority Date Filing Date
FR2002524A Active FR3108153B1 (fr) 2020-03-13 2020-03-13 Servovalve à actionneur linéaire et rétroaction mécanique

Country Status (5)

Country Link
US (1) US20230145967A1 (fr)
EP (1) EP4118344A1 (fr)
CN (1) CN116157603A (fr)
FR (1) FR3108153B1 (fr)
WO (1) WO2021180960A1 (fr)

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3437101A (en) * 1966-03-01 1969-04-08 Abex Corp Servovalve construction
US3584638A (en) * 1969-06-13 1971-06-15 Bell Aerospace Corp Adjustable receiver port construction for jet pipe servovalve
US5085125A (en) * 1990-12-21 1992-02-04 Allied-Signal Inc. Optically controlled transducer
US6269733B1 (en) * 1999-04-30 2001-08-07 Dennis K. Reust Force servo actuator with asymmetric nonlinear differential hydraulic force feedback
US6786236B2 (en) * 2002-03-21 2004-09-07 Jansen's Aircraft Systems Controls, Inc. Electrohydraulic servo valve
US7093607B2 (en) * 2004-03-23 2006-08-22 Hr Textron, Inc. Methods and apparatus for maintaining pressure gain in a servovalve assembly
US7210500B2 (en) * 2004-10-28 2007-05-01 Hr Textron, Inc. Methods and apparatus for mechanically adjusting a null offset in a torque motor of a servovalve
US7290565B2 (en) * 2004-12-02 2007-11-06 Hr Textron, Inc. Methods and apparatus for splitting and directing a pressurized fluid jet within a servovalve
JP5411540B2 (ja) * 2009-03-18 2014-02-12 ナブテスコ株式会社 バルブユニット
FR2981133B1 (fr) * 2011-10-10 2013-10-25 In Lhc Procede de detection de defaillance d'une servovalve et servovalve faisant application.

Also Published As

Publication number Publication date
EP4118344A1 (fr) 2023-01-18
CN116157603A (zh) 2023-05-23
WO2021180960A1 (fr) 2021-09-16
US20230145967A1 (en) 2023-05-11
FR3108153A1 (fr) 2021-09-17

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