DE502005005145D1 - Zweistufiges servoventil - Google Patents
Zweistufiges servoventilInfo
- Publication number
- DE502005005145D1 DE502005005145D1 DE200550005145 DE502005005145T DE502005005145D1 DE 502005005145 D1 DE502005005145 D1 DE 502005005145D1 DE 200550005145 DE200550005145 DE 200550005145 DE 502005005145 T DE502005005145 T DE 502005005145T DE 502005005145 D1 DE502005005145 D1 DE 502005005145D1
- Authority
- DE
- Germany
- Prior art keywords
- servo valve
- stage servo
- stage
- valve
- servo
- 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
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
-
- 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
- F15B11/006—Hydraulic "Wheatstone bridge" circuits, i.e. with four nodes, P-A-T-B, and on-off or proportional valves in each link
-
- 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
- F15B2211/30—Directional control
- F15B2211/305—Directional control characterised by the type of valves
- F15B2211/30525—Directional control valves, e.g. 4/3-directional control valve
-
- 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
- F15B2211/30—Directional control
- F15B2211/31—Directional control characterised by the positions of the valve element
- F15B2211/3105—Neutral or centre positions
- F15B2211/3111—Neutral or centre positions the pump port being closed in the centre position, e.g. so-called closed centre
-
- 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
- F15B2211/30—Directional control
- F15B2211/31—Directional control characterised by the positions of the valve element
- F15B2211/3144—Directional control characterised by the positions of the valve element the positions being continuously variable, e.g. as realised by proportional valves
-
- 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
- F15B2211/30—Directional control
- F15B2211/315—Directional control characterised by the connections of the valve or valves in the circuit
- F15B2211/3157—Directional control characterised by the connections of the valve or valves in the circuit being connected to a pressure source, an output member and a return line
- F15B2211/31576—Directional control characterised by the connections of the valve or valves in the circuit being connected to a pressure source, an output member and a return line having a single pressure source and a single output member
-
- 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
- F15B2211/30—Directional control
- F15B2211/32—Directional control characterised by the type of actuation
- F15B2211/329—Directional control characterised by the type of actuation actuated by fluid 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
- F15B2211/30—Directional control
- F15B2211/355—Pilot 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
- F15B2211/40—Flow control
- F15B2211/405—Flow control characterised by the type of flow control means or valve
- F15B2211/40507—Flow control characterised by the type of flow control means or valve with constant throttles or orifices
-
- 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
- F15B2211/40—Flow control
- F15B2211/405—Flow control characterised by the type of flow control means or valve
- F15B2211/40515—Flow control characterised by the type of flow control means or valve with variable throttles or orifices
-
- 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
- F15B2211/50—Pressure control
- F15B2211/505—Pressure control characterised by the type of pressure control means
- F15B2211/50563—Pressure control characterised by the type of pressure control means the pressure control means controlling a differential 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
- F15B2211/50—Pressure control
- F15B2211/515—Pressure control characterised by the connections of the pressure control means in the circuit
- F15B2211/5151—Pressure control characterised by the connections of the pressure control means in the circuit being connected to a pressure source and a directional control valve
-
- 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
- F15B2211/50—Pressure control
- F15B2211/52—Pressure control characterised by the type of actuation
- F15B2211/526—Pressure control characterised by the type of actuation electrically or electronically
-
- 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
- F15B2211/50—Pressure control
- F15B2211/575—Pilot 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
- F15B2211/80—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
- F15B2211/8633—Pressure source supply failure
-
- 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
-
- 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
- Y10T137/8659—Variable orifice-type modulator
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Servomotors (AREA)
- Fluid-Driven Valves (AREA)
- Fluid-Pressure Circuits (AREA)
- Magnetically Actuated Valves (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE200410048689 DE102004048689B3 (de) | 2004-10-06 | 2004-10-06 | Zweistufiges Servoventil |
PCT/EP2005/055030 WO2006037793A1 (de) | 2004-10-06 | 2005-10-05 | Zweistufiges servoventil |
Publications (1)
Publication Number | Publication Date |
---|---|
DE502005005145D1 true DE502005005145D1 (de) | 2008-10-02 |
Family
ID=35034359
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE200410048689 Expired - Fee Related DE102004048689B3 (de) | 2004-10-06 | 2004-10-06 | Zweistufiges Servoventil |
DE200550005145 Active DE502005005145D1 (de) | 2004-10-06 | 2005-10-05 | Zweistufiges servoventil |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE200410048689 Expired - Fee Related DE102004048689B3 (de) | 2004-10-06 | 2004-10-06 | Zweistufiges Servoventil |
Country Status (5)
Country | Link |
---|---|
US (1) | US7757714B2 (de) |
EP (1) | EP1797338B1 (de) |
CN (1) | CN100526659C (de) |
DE (2) | DE102004048689B3 (de) |
WO (1) | WO2006037793A1 (de) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20090283160A1 (en) | 2008-05-02 | 2009-11-19 | James Fishwick | Fluid flow control device and control circuit |
DE102009030888A1 (de) * | 2009-06-29 | 2010-12-30 | Robert Bosch Gmbh | Ventilanordnung |
DE102011007629B3 (de) | 2011-04-18 | 2012-09-27 | Siemens Aktiengesellschaft | Elektropneumatischer Stellungsregler |
US9644761B2 (en) | 2011-09-30 | 2017-05-09 | General Electric Company | Desalination system with energy recovery and related pumps, valves and controller |
US9387440B2 (en) | 2011-09-30 | 2016-07-12 | General Electric Company | Desalination system with energy recovery and related pumps, valves and controller |
US9638179B2 (en) | 2012-12-04 | 2017-05-02 | General Electric Company | Hydraulic control system for a reverse osmosis hydraulic pump |
US9897080B2 (en) | 2012-12-04 | 2018-02-20 | General Electric Company | Rotary control valve for reverse osmosis feed water pump with energy recovery |
DE102017207414A1 (de) | 2017-05-03 | 2018-11-08 | Festo Ag & Co. Kg | Pneumatische Steuervorrichtung und damit ausgestattete Prozesssteuervorrichtung |
CN113359559B (zh) * | 2021-06-15 | 2022-03-29 | 威海新北洋技术服务有限公司 | 控制电路及储物装置 |
Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1913516A (en) * | 1929-07-25 | 1933-06-13 | I P Morris And De La Vergne In | Governor system |
US2605079A (en) * | 1946-06-19 | 1952-07-29 | Elliott Bay Mill Co | Piston valve |
US2886009A (en) * | 1955-11-29 | 1959-05-12 | Northrop Aircraft Inc | Electro-hydraulic servo assembly with fail-safe structure |
US2941515A (en) * | 1956-02-13 | 1960-06-21 | Moog Servocontrols Inc | Dual input servo valve |
US2924241A (en) * | 1956-11-30 | 1960-02-09 | Ex Cell O Corp | Electro hydraulic servo valve |
US3282552A (en) * | 1963-08-28 | 1966-11-01 | Sr Julian J Sommese | Hydraulic valve and control means therefor |
CH528693A (de) * | 1970-09-01 | 1972-09-30 | Sulzer Ag | Sicherheitsvorrichtung mit einem Ventil, vorzugsweise Absperrventil |
US3712339A (en) * | 1970-11-10 | 1973-01-23 | Rexroth G Lohrer Eisenwerk Gmb | Regulating apparatus with throttle gaps |
JPS50153321A (de) * | 1974-05-31 | 1975-12-10 | ||
FR2453306B1 (fr) * | 1979-04-06 | 1986-03-14 | Dba | Dispositif d'actionnement hydraulique a cinq positions |
US4852850A (en) * | 1987-05-14 | 1989-08-01 | Westinghouse Electric Corp. | Valve system with adjustable seating force |
JP2532081B2 (ja) * | 1987-01-30 | 1996-09-11 | 日産自動車株式会社 | パワ−ステアリングの油圧制御装置 |
US4883091A (en) * | 1988-12-27 | 1989-11-28 | Ross Operating Valve Company | Multi-port self-regulating proportional pressure control valve |
DE4135822C2 (de) * | 1991-02-14 | 1998-04-09 | Rexroth Mannesmann Gmbh | Vorrichtung zur Erzeugung eines hydraulischen Signals entsprechend einem elektrischen Signal |
DE4201442A1 (de) * | 1992-01-21 | 1995-01-05 | Wolfgang Offenwanger | Elektronisch geregeltes direkt betätigtes 3-Wege-Druckregelventil für gasförmige und flüssige Medien |
AT407432B (de) * | 1998-03-18 | 2001-03-26 | Hygrama Ag | Piezoelektrisches ventil |
DK1507980T3 (da) * | 2002-05-24 | 2006-09-25 | Metso Lindemann Gmbh | Hydraulisk styring i et hydrauligsk system, navnlig til driften af en skrotsaks |
US20070169471A1 (en) * | 2004-02-10 | 2007-07-26 | Continental Teves Ag & Co., Ohg | Vehicle steering mechanism |
DE102004035844B3 (de) | 2004-07-23 | 2005-10-20 | Siemens Ag | Servoventil |
DE102004038380B4 (de) * | 2004-08-06 | 2013-04-04 | Bosch Rexroth Aktiengesellschaft | Pilotventil, insbesondere für Servoventile |
-
2004
- 2004-10-06 DE DE200410048689 patent/DE102004048689B3/de not_active Expired - Fee Related
-
2005
- 2005-10-05 DE DE200550005145 patent/DE502005005145D1/de active Active
- 2005-10-05 WO PCT/EP2005/055030 patent/WO2006037793A1/de active IP Right Grant
- 2005-10-05 CN CNB200580033764XA patent/CN100526659C/zh not_active Expired - Fee Related
- 2005-10-05 EP EP20050797287 patent/EP1797338B1/de not_active Expired - Fee Related
- 2005-10-05 US US11/664,740 patent/US7757714B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP1797338B1 (de) | 2008-08-20 |
US20080066814A1 (en) | 2008-03-20 |
DE102004048689B3 (de) | 2005-10-20 |
CN100526659C (zh) | 2009-08-12 |
EP1797338A1 (de) | 2007-06-20 |
US7757714B2 (en) | 2010-07-20 |
CN101035990A (zh) | 2007-09-12 |
WO2006037793A1 (de) | 2006-04-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |