CN102667178A - 操作用于液压系统的控制阀组件的方法 - Google Patents
操作用于液压系统的控制阀组件的方法 Download PDFInfo
- Publication number
- CN102667178A CN102667178A CN2010800584243A CN201080058424A CN102667178A CN 102667178 A CN102667178 A CN 102667178A CN 2010800584243 A CN2010800584243 A CN 2010800584243A CN 201080058424 A CN201080058424 A CN 201080058424A CN 102667178 A CN102667178 A CN 102667178A
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- China
- Prior art keywords
- valve
- working port
- fluid
- port
- flow
- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims abstract description 47
- 239000012530 fluid Substances 0.000 claims abstract description 131
- 230000001105 regulatory effect Effects 0.000 claims description 4
- 230000001276 controlling effect Effects 0.000 description 22
- 230000002596 correlated effect Effects 0.000 description 10
- 230000000875 corresponding effect Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000007788 liquid Substances 0.000 description 2
- 238000011144 upstream manufacturing Methods 0.000 description 2
- 230000003213 activating effect Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Images
Classifications
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- 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
- F15B11/042—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the speed by means in the feed line, i.e. "meter in"
-
- 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
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P25/00—Drugs for disorders of the nervous system
- A61P25/28—Drugs for disorders of the nervous system for treating neurodegenerative disorders of the central nervous system, e.g. nootropic agents, cognition enhancers, drugs for treating Alzheimer's disease or other forms of dementia
-
- 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
- F15B11/044—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the speed by means in the return line, i.e. "meter out"
-
- 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
- F15B13/01—Locking-valves or other detent i.e. load-holding devices
-
- 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
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
-
- 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
- F15B2211/30—Directional control
- F15B2211/305—Directional control characterised by the type of valves
- F15B2211/3056—Assemblies of multiple valves
- F15B2211/30565—Assemblies of multiple valves having multiple valves for a single output member, e.g. for creating higher valve function by use of multiple valves like two 2/2-valves replacing a 5/3-valve
- F15B2211/3057—Assemblies of multiple valves having multiple valves for a single output member, e.g. for creating higher valve function by use of multiple valves like two 2/2-valves replacing a 5/3-valve having two valves, one for each port of a double-acting 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
- F15B2211/315—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
- F15B2211/40—Flow control
- F15B2211/455—Control of flow in the feed line, i.e. meter-in 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
- F15B2211/46—Control of flow in the return line, i.e. meter-out 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
- F15B2211/63—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
- F15B2211/6306—Electronic controllers using input signals representing a pressure
- F15B2211/6313—Electronic controllers using input signals representing a pressure the pressure being a load 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
- F15B2211/634—Electronic controllers using input signals representing a state of a valve
-
- 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
- Y10T137/0318—Processes
- Y10T137/0324—With control of flow by a condition or characteristic of a fluid
- Y10T137/0379—By fluid pressure
-
- 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
- Y10T137/8158—With indicator, register, recorder, alarm or inspection means
- Y10T137/8225—Position or extent of motion indicator
- Y10T137/8242—Electrical
-
- 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
- Y10T137/87169—Supply and exhaust
- Y10T137/87217—Motor
- Y10T137/87225—Fluid motor
Landscapes
- Engineering & Computer Science (AREA)
- Fluid Mechanics (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Analytical Chemistry (AREA)
- Biomedical Technology (AREA)
- Neurosurgery (AREA)
- Neurology (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Fluid-Pressure Circuits (AREA)
- Psychiatry (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Pharmacology & Pharmacy (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Medicinal Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Hospice & Palliative Care (AREA)
- Operation Control Of Excavators (AREA)
- Fluid-Driven Valves (AREA)
Abstract
Description
Claims (10)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/603,586 | 2009-10-22 | ||
US12/603,586 US8375989B2 (en) | 2009-10-22 | 2009-10-22 | Method of operating a control valve assembly for a hydraulic system |
PCT/US2010/053691 WO2011050246A1 (en) | 2009-10-22 | 2010-10-22 | Method of operating a control valve assembly for a hydraulic system |
Publications (2)
Publication Number | Publication Date |
---|---|
CN102667178A true CN102667178A (zh) | 2012-09-12 |
CN102667178B CN102667178B (zh) | 2015-06-10 |
Family
ID=43446884
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201080058424.3A Active CN102667178B (zh) | 2009-10-22 | 2010-10-22 | 操作用于液压系统的控制阀组件的方法 |
Country Status (8)
Country | Link |
---|---|
US (1) | US8375989B2 (zh) |
EP (1) | EP2491253B1 (zh) |
JP (1) | JP5885666B2 (zh) |
KR (1) | KR101832508B1 (zh) |
CN (1) | CN102667178B (zh) |
CA (1) | CA2778523A1 (zh) |
MX (1) | MX2012004637A (zh) |
WO (1) | WO2011050246A1 (zh) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103925261A (zh) * | 2014-04-10 | 2014-07-16 | 中煤科工集团西安研究院有限公司 | 一种钻机用电液控制防碰装置 |
CN104870836A (zh) * | 2012-12-26 | 2015-08-26 | 伊顿公司 | 电动液压阀门的故障隔离和恢复程序 |
CN104884819B (zh) * | 2012-12-26 | 2017-07-28 | 伊顿公司 | 电动液压系统的故障后可操作模式 |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA3111311C (en) | 2012-05-25 | 2022-10-18 | Mueller International, Llc | Position indicator for valves |
US9193046B2 (en) * | 2012-08-03 | 2015-11-24 | Spx Flow, Inc. | Auto cycle pump and method of operation |
US20140358303A1 (en) * | 2013-06-03 | 2014-12-04 | Tescom Corporation | Method and Apparatus for Stabilizing Pressure in an Intelligent Regulator Assembly |
CN109477501B (zh) * | 2016-06-01 | 2021-07-09 | 株式会社尼康 | 用于控制流体致动器的控制系统 |
ES1218514Y (es) * | 2018-04-04 | 2018-12-27 | Sotavento Cafe Sl | Sistema de propulsion hidraulico para vehiculos de doble traccion |
US10798866B2 (en) * | 2018-08-10 | 2020-10-13 | Cnh Industrial America Llc | Depth control system for raising and lowering a work unit of an implement |
JP2022017833A (ja) * | 2020-07-14 | 2022-01-26 | 川崎重工業株式会社 | 液圧駆動システム |
Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
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DE10122297C1 (de) * | 2001-05-08 | 2002-06-27 | Festo Ag & Co | Vorrichtung zur gedämpften Positionierung eines in einem Zylinder verschiebbaren Kolbens in einer Anschlagposition |
JP2004270923A (ja) * | 2002-09-25 | 2004-09-30 | Husco Internatl Inc | 電磁油圧比例制御バルブを制御するための速度に基づく方法 |
EP1403525B1 (en) * | 2002-09-25 | 2005-03-23 | Husco International, Inc. | Velocity based method for controlling a hydraulic system |
CN1641229A (zh) * | 2003-09-03 | 2005-07-20 | 索尔-丹福斯股份有限公司 | 阀装置和液压驱动装置 |
CN1742161A (zh) * | 2003-01-24 | 2006-03-01 | 瓦伊金技术有限公司 | 精确流体操作的气缸定位系统 |
US20070044650A1 (en) * | 2005-08-31 | 2007-03-01 | Caterpillar Inc. | Valve having a hysteretic filtered actuation command |
US20070044465A1 (en) * | 2005-08-31 | 2007-03-01 | Shin Caterpillar Mitsubishi Ltd. | Independent metering valve control system and method |
DE10296739B4 (de) * | 2001-05-02 | 2008-05-08 | Husco International Inc., Waukesha | Hydrauliksystem und Verfahren zum Betreiben eines Hydrauliksystems |
CN101408210A (zh) * | 2007-10-10 | 2009-04-15 | 胡斯可国际股份有限公司 | 具有液压缸隔离阀的液压系统 |
CN101517245A (zh) * | 2006-08-31 | 2009-08-26 | 卡特彼勒公司 | 用于标定独立计量阀的方法 |
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US3437312A (en) * | 1966-11-01 | 1969-04-08 | Bell Aerospace Corp | Electrical signal and monitoring apparatus for redundant control system |
US4143583A (en) * | 1977-09-23 | 1979-03-13 | Pneumo Corporation | Redundant EHV fault detector |
US4336745A (en) * | 1978-07-31 | 1982-06-29 | Mts Systems Corporation | Servovalve flow linearization circuit |
US5230272A (en) * | 1988-06-29 | 1993-07-27 | Mannesmann Rexroth Gmbh | Hydraulic positioning drive with pressure and position feedback control |
US5138838A (en) * | 1991-02-15 | 1992-08-18 | Caterpillar Inc. | Hydraulic circuit and control system therefor |
JP3524936B2 (ja) * | 1992-01-15 | 2004-05-10 | キャタピラー インコーポレイテッド | 油圧駆動車両用の冗長制御装置 |
GB9503854D0 (en) * | 1995-02-25 | 1995-04-19 | Ultra Hydraulics Ltd | Electrohydraulic proportional control valve assemblies |
US5568759A (en) * | 1995-06-07 | 1996-10-29 | Caterpillar Inc. | Hydraulic circuit having dual electrohydraulic control valves |
US5587536A (en) * | 1995-08-17 | 1996-12-24 | Rasmussen; John | Differential pressure sensing device for pneumatic cylinders |
US5960695A (en) * | 1997-04-25 | 1999-10-05 | Caterpillar Inc. | System and method for controlling an independent metering valve |
JPH11303814A (ja) * | 1998-04-22 | 1999-11-02 | Komatsu Ltd | 圧油供給装置 |
DE19952591B4 (de) | 1999-11-02 | 2004-07-15 | Conti Temic Microelectronic Gmbh | Hydrauliksystem |
US7021191B2 (en) * | 2003-01-24 | 2006-04-04 | Viking Technologies, L.C. | Accurate fluid operated cylinder positioning system |
US7475537B2 (en) * | 2006-06-05 | 2009-01-13 | Woodward Governor Company | Maintaining the position of an electro-hydraulic servo valve controlled device upon loss of position command |
-
2009
- 2009-10-22 US US12/603,586 patent/US8375989B2/en active Active
-
2010
- 2010-10-22 KR KR1020127012711A patent/KR101832508B1/ko active IP Right Grant
- 2010-10-22 WO PCT/US2010/053691 patent/WO2011050246A1/en active Application Filing
- 2010-10-22 CN CN201080058424.3A patent/CN102667178B/zh active Active
- 2010-10-22 JP JP2012535403A patent/JP5885666B2/ja active Active
- 2010-10-22 MX MX2012004637A patent/MX2012004637A/es not_active Application Discontinuation
- 2010-10-22 CA CA 2778523 patent/CA2778523A1/en not_active Abandoned
- 2010-10-22 EP EP10773781.9A patent/EP2491253B1/en active Active
Patent Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10296739B4 (de) * | 2001-05-02 | 2008-05-08 | Husco International Inc., Waukesha | Hydrauliksystem und Verfahren zum Betreiben eines Hydrauliksystems |
DE10122297C1 (de) * | 2001-05-08 | 2002-06-27 | Festo Ag & Co | Vorrichtung zur gedämpften Positionierung eines in einem Zylinder verschiebbaren Kolbens in einer Anschlagposition |
JP2004270923A (ja) * | 2002-09-25 | 2004-09-30 | Husco Internatl Inc | 電磁油圧比例制御バルブを制御するための速度に基づく方法 |
EP1403525B1 (en) * | 2002-09-25 | 2005-03-23 | Husco International, Inc. | Velocity based method for controlling a hydraulic system |
CN1742161A (zh) * | 2003-01-24 | 2006-03-01 | 瓦伊金技术有限公司 | 精确流体操作的气缸定位系统 |
CN1641229A (zh) * | 2003-09-03 | 2005-07-20 | 索尔-丹福斯股份有限公司 | 阀装置和液压驱动装置 |
US20070044650A1 (en) * | 2005-08-31 | 2007-03-01 | Caterpillar Inc. | Valve having a hysteretic filtered actuation command |
US20070044465A1 (en) * | 2005-08-31 | 2007-03-01 | Shin Caterpillar Mitsubishi Ltd. | Independent metering valve control system and method |
CN101517245A (zh) * | 2006-08-31 | 2009-08-26 | 卡特彼勒公司 | 用于标定独立计量阀的方法 |
CN101408210A (zh) * | 2007-10-10 | 2009-04-15 | 胡斯可国际股份有限公司 | 具有液压缸隔离阀的液压系统 |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104870836A (zh) * | 2012-12-26 | 2015-08-26 | 伊顿公司 | 电动液压阀门的故障隔离和恢复程序 |
CN104884819B (zh) * | 2012-12-26 | 2017-07-28 | 伊顿公司 | 电动液压系统的故障后可操作模式 |
CN103925261A (zh) * | 2014-04-10 | 2014-07-16 | 中煤科工集团西安研究院有限公司 | 一种钻机用电液控制防碰装置 |
CN103925261B (zh) * | 2014-04-10 | 2015-11-18 | 中煤科工集团西安研究院有限公司 | 一种钻机用电液控制防碰装置 |
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EP2491253B1 (en) | 2018-03-21 |
US20110094595A1 (en) | 2011-04-28 |
MX2012004637A (es) | 2012-07-04 |
EP2491253A1 (en) | 2012-08-29 |
KR20120099682A (ko) | 2012-09-11 |
CN102667178B (zh) | 2015-06-10 |
JP5885666B2 (ja) | 2016-03-15 |
CA2778523A1 (en) | 2011-04-28 |
US8375989B2 (en) | 2013-02-19 |
KR101832508B1 (ko) | 2018-02-26 |
JP2013508649A (ja) | 2013-03-07 |
WO2011050246A1 (en) | 2011-04-28 |
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