FR2724707B1 - Servovalve a accommodation integree - Google Patents

Servovalve a accommodation integree

Info

Publication number
FR2724707B1
FR2724707B1 FR9510158A FR9510158A FR2724707B1 FR 2724707 B1 FR2724707 B1 FR 2724707B1 FR 9510158 A FR9510158 A FR 9510158A FR 9510158 A FR9510158 A FR 9510158A FR 2724707 B1 FR2724707 B1 FR 2724707B1
Authority
FR
France
Prior art keywords
servovalve
integrated accommodation
accommodation
integrated
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.)
Expired - Fee Related
Application number
FR9510158A
Other languages
English (en)
Other versions
FR2724707A1 (fr
Inventor
Stephen J Tranovich
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.)
Woodward HRT Inc
Original Assignee
Woodward HRT Inc
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 Woodward HRT Inc filed Critical Woodward HRT Inc
Publication of FR2724707A1 publication Critical patent/FR2724707A1/fr
Application granted granted Critical
Publication of FR2724707B1 publication Critical patent/FR2724707B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • F15B9/00—Servomotors with follow-up action, e.g. obtained by feed-back control, i.e. in which the position of the actuated member conforms with that of the controlling member
    • F15B9/02—Servomotors with follow-up action, e.g. obtained by feed-back control, i.e. in which the position of the actuated member conforms with that of the controlling member with servomotors of the reciprocatable or oscillatable type
    • F15B9/03—Servomotors with follow-up action, e.g. obtained by feed-back control, i.e. in which the position of the actuated member conforms with that of the controlling member with servomotors of the reciprocatable or oscillatable type with electrical control means
    • 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
    • F15B9/00—Servomotors with follow-up action, e.g. obtained by feed-back control, i.e. in which the position of the actuated member conforms with that of the controlling member
    • F15B9/02—Servomotors with follow-up action, e.g. obtained by feed-back control, i.e. in which the position of the actuated member conforms with that of the controlling member with servomotors of the reciprocatable or oscillatable type
    • F15B9/08—Servomotors with follow-up action, e.g. obtained by feed-back control, i.e. in which the position of the actuated member conforms with that of the controlling member with servomotors of the reciprocatable or oscillatable type controlled by valves affecting the fluid feed or the fluid outlet of the servomotor
    • F15B9/09—Servomotors with follow-up action, e.g. obtained by feed-back control, i.e. in which the position of the actuated member conforms with that of the controlling member with servomotors of the reciprocatable or oscillatable type controlled by valves affecting the fluid feed or the fluid outlet of the servomotor with electrical control means
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B19/00—Programme-control systems
    • G05B19/02—Programme-control systems electric
    • G05B19/18—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form
    • G05B19/19—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by positioning or contouring control systems, e.g. to control position from one programmed point to another or to control movement along a programmed continuous path
    • G05B19/33—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by positioning or contouring control systems, e.g. to control position from one programmed point to another or to control movement along a programmed continuous path using an analogue measuring device
    • G05B19/35—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by positioning or contouring control systems, e.g. to control position from one programmed point to another or to control movement along a programmed continuous path using an analogue measuring device for point-to-point control
    • G05B19/351—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by positioning or contouring control systems, e.g. to control position from one programmed point to another or to control movement along a programmed continuous path using an analogue measuring device for point-to-point control the positional error is used to control continuously the servomotor according to its magnitude
    • G05B19/356—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by positioning or contouring control systems, e.g. to control position from one programmed point to another or to control movement along a programmed continuous path using an analogue measuring device for point-to-point control the positional error is used to control continuously the servomotor according to its magnitude with force or acceleration feedback only
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B2219/00—Program-control systems
    • G05B2219/30—Nc systems
    • G05B2219/37—Measurements
    • G05B2219/37133—Linear, rotary variable differential transformer, lvdt, rvdt
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B2219/00—Program-control systems
    • G05B2219/30—Nc systems
    • G05B2219/37—Measurements
    • G05B2219/37333—Position of control valve and position of controlled actuator
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B2219/00—Program-control systems
    • G05B2219/30—Nc systems
    • G05B2219/37—Measurements
    • G05B2219/37401—Differential pressure
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B2219/00—Program-control systems
    • G05B2219/30—Nc systems
    • G05B2219/41—Servomotor, servo controller till figures
    • G05B2219/41273—Hydraulic
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B2219/00—Program-control systems
    • G05B2219/30—Nc systems
    • G05B2219/41—Servomotor, servo controller till figures
    • G05B2219/41301—Pilot valve, linear fluid control valve and power cylinder
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B2219/00—Program-control systems
    • G05B2219/30—Nc systems
    • G05B2219/41—Servomotor, servo controller till figures
    • G05B2219/41311—Pilot valve with feedback of position
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B2219/00—Program-control systems
    • G05B2219/30—Nc systems
    • G05B2219/42—Servomotor, servo controller kind till VSS
    • G05B2219/42092—Position and force control loop together
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B2219/00—Program-control systems
    • G05B2219/30—Nc systems
    • G05B2219/45—Nc applications
    • G05B2219/45176—Animation for film scenes, show

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Human Computer Interaction (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Servomotors (AREA)
  • Feedback Control In General (AREA)
FR9510158A 1994-09-19 1995-08-29 Servovalve a accommodation integree Expired - Fee Related FR2724707B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/308,713 US5500580A (en) 1994-09-19 1994-09-19 Integrated compliance servovalve

Publications (2)

Publication Number Publication Date
FR2724707A1 FR2724707A1 (fr) 1996-03-22
FR2724707B1 true FR2724707B1 (fr) 1998-09-11

Family

ID=23195092

Family Applications (2)

Application Number Title Priority Date Filing Date
FR9510158A Expired - Fee Related FR2724707B1 (fr) 1994-09-19 1995-08-29 Servovalve a accommodation integree
FR9705352A Expired - Fee Related FR2749057B1 (fr) 1994-09-19 1997-04-30 Systeme d'accommodation de mouvement

Family Applications After (1)

Application Number Title Priority Date Filing Date
FR9705352A Expired - Fee Related FR2749057B1 (fr) 1994-09-19 1997-04-30 Systeme d'accommodation de mouvement

Country Status (4)

Country Link
US (2) US5500580A (fr)
FR (2) FR2724707B1 (fr)
GB (1) GB2293252B (fr)
TW (1) TW317527B (fr)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5929700A (en) * 1996-06-26 1999-07-27 United Technologies Corporation Increased bandwidth for plants with resonant modes using nonlinear notch filters
FR2752446B1 (fr) * 1996-08-13 1998-10-30 Thomson Csf Procede de commande optimise d'un actionneur electrofluidique et actionneur le mettant en oeuvre
US5884894A (en) * 1996-08-20 1999-03-23 Valtek, Inc. Inner-loop valve spool positioning control apparatus
DE10012409A1 (de) * 2000-03-15 2001-09-20 Mannesmann Rexroth Ag Einrichtung zur Steuerung eines hydraulischen Aktuators
DE10012405A1 (de) * 2000-03-15 2001-09-20 Mannesmann Rexroth Ag Einrichtung zur Steuerung eines hydraulischen Aktuators
US6644332B1 (en) * 2001-01-25 2003-11-11 Fisher Controls International Inc. Method and apparatus for multiple-input-multiple-output control of a valve/actuator plant
CZ2004157A3 (cs) * 2004-01-29 2005-09-14 Markus Trading, S. R. O. Způsob regulování výrobního procesu a zařízení k provádění tohoto způsobu
US7095193B2 (en) * 2004-05-19 2006-08-22 Hr Textron, Inc. Brushless DC motors with remote Hall sensing and methods of making the same
WO2007130215A2 (fr) * 2006-05-04 2007-11-15 Parker Hannifin Corporation Système de commande de processus électronique numérique
GB0613662D0 (en) * 2006-07-10 2006-08-16 Rotork Controls Improvements to valve actuators
CN100564898C (zh) * 2007-11-28 2009-12-02 三一重工股份有限公司 电液比例流量阀调速控制系统和方法
JP4533928B2 (ja) * 2007-12-28 2010-09-01 シーケーディ株式会社 電動アクチュエータ
IT1390803B1 (it) * 2008-09-30 2011-10-19 Mg2 Srl Apparecchiatura per la dosatura di materiali pulverulenti o granulari in capsule o similari
US8594852B2 (en) * 2010-02-22 2013-11-26 Eaton Corporation Device and method for controlling a fluid actuator
US8965538B2 (en) * 2010-05-19 2015-02-24 The Boeing Company Methods and apparatus for state limiting in a control system
US8924012B2 (en) 2012-01-06 2014-12-30 Marvel Tech Inc. Electro-hydraulic interactive double feedback loop
CN104033432B (zh) * 2014-05-23 2017-06-13 北京航天发射技术研究所 数控油缸闭环控制系统及方法

Family Cites Families (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE757640A (fr) * 1969-10-16 1971-04-16 Borg Warner Systemes hydrauliques, notamment pour la regulation d'une pompea debit variable
US3593092A (en) * 1970-02-02 1971-07-13 Ltv Electrosystems Inc Multiple output multiplex actuator
CA943040A (en) * 1970-10-06 1974-03-05 Ronald B. Walters Hydraulic actuator controls
GB1462879A (en) * 1973-10-10 1977-01-26 Sperry Rand Ltd Hydraulic actuator controls
US3958492A (en) * 1975-03-12 1976-05-25 Cincinnati Milacron, Inc. Electrically compensated electrohydraulic servo system with position related feedback loop
DE2523600A1 (de) * 1975-05-28 1976-12-09 Bosch Gmbh Robert Elektrohydraulische steuereinrichtung
GB1518720A (en) * 1975-11-21 1978-07-26 Ishikawajima Harima Heavy Ind Hydraulic servomechanism
US4199944A (en) * 1977-09-23 1980-04-29 Tadeusz Budzich Load responsive system pump controls
SU757777A1 (ru) * 1978-10-12 1980-08-23 Aleksandr B Ivanov Электрогидравлическая следящая система 1
FR2494785A1 (fr) * 1980-11-21 1982-05-28 Thomson Csf Commande electro-hydraulique a servo-valve et asservissement comprenant une telle commande
US4437045A (en) * 1981-01-22 1984-03-13 Agency Of Industrial Science & Technology Method and apparatus for controlling servomechanism by use of model reference servo-control system
DE3127910A1 (de) * 1981-07-15 1983-01-27 Carl Schenck Ag, 6100 Darmstadt "verfahren und anordnung zur nachbildung eines definierten zeitlischen bewegungsablaufs mit einer servohydraulischen einrichtung"
DE3228900A1 (de) * 1981-08-21 1983-03-31 Sperry Corp., 10019 New York, N.Y. Rueckkopplungsgesteuertes, hydraulisches ventilsystem
FR2512977A1 (fr) * 1981-09-11 1983-03-18 Thomson Csf Dispositif a servovalve electrohydraulique
US4510428A (en) * 1983-03-25 1985-04-09 Unimation, Inc. Control system for manipulator apparatus with initializing stabilization and inertia scaling
US4510683A (en) * 1983-10-27 1985-04-16 Sperry Corporation Force assembler apparatus for robots
US4628499A (en) * 1984-06-01 1986-12-09 Scientific-Atlanta, Inc. Linear servoactuator with integrated transformer position sensor
DE3422089A1 (de) * 1984-06-14 1985-12-19 Robert Bosch Gmbh, 7000 Stuttgart Einrichtung zum regeln des druckes und der foerdermenge einer verstellbaren pumpe
US4706456A (en) * 1984-09-04 1987-11-17 South Bend Lathe, Inc. Method and apparatus for controlling hydraulic systems
JPS61160605A (ja) * 1985-01-08 1986-07-21 Hitachi Constr Mach Co Ltd 吐出流量測定機能付方向切換弁
DE3600364A1 (de) * 1986-01-09 1987-07-16 Rexroth Mannesmann Gmbh Verfahren und vorrichtung zum ausgleich des auf einen hydraulischen antrieb wirkenden veraenderlichen gewichtes einer masse, insbesondere fuer den senkrecht stehenden antriebszylinder einer laeppmaschine
FR2615776B1 (fr) * 1987-05-27 1989-09-22 Framatome Sa Dispositif de vissage et de devissage de goujons ou boulons de grandes dimensions
US4826110A (en) * 1987-06-22 1989-05-02 The Boeing Company Oscillatory failure monitor
US4792715A (en) * 1987-11-16 1988-12-20 Barsky Michael F Robot gripper control system using PVDF piezoelectric sensors
US4966156A (en) * 1988-02-25 1990-10-30 Colin Electronics Co., Ltd. Pressurization system for continuous blood pressure monitor transducer
JPH0683976B2 (ja) * 1988-03-15 1994-10-26 インターナシヨナル・ビジネス・マシーンズ・コーポレーシヨン コンプライアンス制御方法
US5289388A (en) * 1989-04-21 1994-02-22 Vickers, Incorporated Electrohydraulic control of a die casting machine
US5249117A (en) * 1989-04-26 1993-09-28 The Secretary Of State For Defence In Her Britannic Majesty's Government Of The United Kingdom Of Great Britain And Northern Ireland Adaptive control systems
GB8924500D0 (en) * 1989-10-31 1989-12-20 Portsmouth Tech Consult Scanning devices
US5012722A (en) * 1989-11-06 1991-05-07 International Servo Systems, Inc. Floating coil servo valve
ATE101901T1 (de) * 1990-01-23 1994-03-15 Walter Ag Pneumatisches schieberventil.
JPH04141391A (ja) * 1990-10-02 1992-05-14 Citizen Watch Co Ltd コンプライアンス制御方法
JP2997036B2 (ja) * 1990-11-30 2000-01-11 本田技研工業株式会社 脚式移動ロボットの歩行制御装置
US5218820A (en) * 1991-06-25 1993-06-15 The University Of British Columbia Hydraulic control system with pressure responsive rate control
DE4122164C1 (fr) * 1991-07-04 1993-01-14 Danfoss A/S, Nordborg, Dk

Also Published As

Publication number Publication date
FR2749057A1 (fr) 1997-11-28
US5568022A (en) 1996-10-22
FR2749057B1 (fr) 2001-06-29
GB2293252A (en) 1996-03-20
US5500580A (en) 1996-03-19
GB9502642D0 (en) 1995-03-29
FR2724707A1 (fr) 1996-03-22
TW317527B (fr) 1997-10-11
GB2293252B (en) 1998-07-22

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Legal Events

Date Code Title Description
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Effective date: 20130430