BR0115746A - Válvula de liberação de pressão, sistema de liberação de pressão, e, método de liberação de um gás comprimido em um sistema de armazenamento de energia hidráulica - Google Patents
Válvula de liberação de pressão, sistema de liberação de pressão, e, método de liberação de um gás comprimido em um sistema de armazenamento de energia hidráulicaInfo
- Publication number
- BR0115746A BR0115746A BR0115746-9A BR0115746A BR0115746A BR 0115746 A BR0115746 A BR 0115746A BR 0115746 A BR0115746 A BR 0115746A BR 0115746 A BR0115746 A BR 0115746A
- Authority
- BR
- Brazil
- Prior art keywords
- pressure release
- storage system
- compressed gas
- energy storage
- releasing
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
- B60K6/08—Prime-movers comprising combustion engines and mechanical or fluid energy storing means
- B60K6/12—Prime-movers comprising combustion engines and mechanical or fluid energy storing means by means of a chargeable fluidic accumulator
-
- 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
- F15B1/00—Installations or systems with accumulators; Supply reservoir or sump assemblies
- F15B1/02—Installations or systems with accumulators
- F15B1/024—Installations or systems with accumulators used as a supplementary power source, e.g. to store energy in idle periods to balance pump load
-
- 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
- F15B11/028—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the actuating force
-
- 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
- F15B2211/20—Fluid pressure source, e.g. accumulator or variable axial piston pump
- F15B2211/205—Systems with pumps
- F15B2211/2053—Type of pump
- F15B2211/20569—Type of pump capable of working as pump and motor
-
- 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
- F15B2211/20—Fluid pressure source, e.g. accumulator or variable axial piston pump
- F15B2211/21—Systems with pressure sources other than pumps, e.g. with a pyrotechnical charge
- F15B2211/212—Systems with pressure sources other than pumps, e.g. with a pyrotechnical charge the pressure sources being accumulators
-
- 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
- F15B2211/30505—Non-return valves, i.e. check 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
- F15B2211/50—Pressure control
- F15B2211/505—Pressure control characterised by the type of pressure control means
- F15B2211/50509—Pressure control characterised by the type of pressure control means the pressure control means controlling a pressure upstream of the pressure control means
- F15B2211/50536—Pressure control characterised by the type of pressure control means the pressure control means controlling a pressure upstream of the pressure control means using unloading valves controlling the supply pressure by diverting fluid to the return line
-
- 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
- F15B2211/52—Pressure control characterised by the type of actuation
- F15B2211/528—Pressure 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
- F15B2211/60—Circuit components or control therefor
- F15B2211/625—Accumulators
-
- 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
- F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
- F15B2211/705—Output members, e.g. hydraulic motors or cylinders or control therefor characterised by the type of output members or actuators
- F15B2211/7051—Linear output members
- F15B2211/7055—Linear output members having more than two chambers
-
- 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
- F15B2211/88—Control measures for saving energy
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/62—Hybrid vehicles
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
- Supply Devices, Intensifiers, Converters, And Telemotors (AREA)
- Fluid-Pressure Circuits (AREA)
Abstract
"VáLVULA DE LIBERAçãO DE PRESSãO, SISTEMA DE LIBERAçãO DE PRESSãO, E, MéTODO DE LIBERAçãO DE UM GáS COMPRIMIDO EM UM SISTEMA DE ARMAZENAMENTO DE ENERGIA HIDRáULICA". Um método para a liberação de energia em sistemas de propulsão de energia hidráulica armazenada possuindo acumuladores hidro-pneumáticos utilizados em veículos e em veículos híbridos hidráulicos. Novas válvulas de liberação de pressão e sistemas de válvulas para a percepção de pressões de gás e fluido (líquido) para a detecção de mau funcionamento ou variações de pressão dentro de um sistema de armazenamento de energia são descritas.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AUPR1704A AUPR170400A0 (en) | 2000-11-28 | 2000-11-28 | Emergency energy release for hydraulic energy storage systems |
PCT/IB2001/002784 WO2002046621A2 (en) | 2000-11-28 | 2001-11-28 | Emergency energy release for hydraulic energy storage systems |
Publications (1)
Publication Number | Publication Date |
---|---|
BR0115746A true BR0115746A (pt) | 2004-01-13 |
Family
ID=3825741
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR0115746-9A BR0115746A (pt) | 2000-11-28 | 2001-11-28 | Válvula de liberação de pressão, sistema de liberação de pressão, e, método de liberação de um gás comprimido em um sistema de armazenamento de energia hidráulica |
Country Status (10)
Country | Link |
---|---|
US (1) | US20040050042A1 (pt) |
EP (1) | EP1342013A2 (pt) |
JP (1) | JP2004520542A (pt) |
KR (1) | KR20030059286A (pt) |
CN (1) | CN1502013A (pt) |
AU (2) | AUPR170400A0 (pt) |
BR (1) | BR0115746A (pt) |
CA (1) | CA2436247A1 (pt) |
WO (1) | WO2002046621A2 (pt) |
ZA (1) | ZA200304087B (pt) |
Families Citing this family (54)
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US7028934B2 (en) * | 2003-07-31 | 2006-04-18 | F. L. Smidth Inc. | Vertical roller mill with improved hydro-pneumatic loading system |
US7364409B2 (en) | 2004-02-11 | 2008-04-29 | Haldex Hydraulics Corporation | Piston assembly for rotary hydraulic machines |
US7086225B2 (en) | 2004-02-11 | 2006-08-08 | Haldex Hydraulics Corporation | Control valve supply for rotary hydraulic machine |
US7402027B2 (en) | 2004-02-11 | 2008-07-22 | Haldex Hydraulics Corporation | Rotating group of a hydraulic machine |
US7380490B2 (en) | 2004-02-11 | 2008-06-03 | Haldex Hydraulics Corporation | Housing for rotary hydraulic machines |
US7152932B2 (en) | 2004-06-14 | 2006-12-26 | Eaton Corporation | Fluid power accumulator using adsorption |
EP1828618B8 (en) | 2004-12-01 | 2013-05-08 | Concentric Rockford, Inc | Hydraulic drive system |
ITSP20050004U1 (it) * | 2005-05-19 | 2005-08-18 | Angelo Reboa | Unita' di lavaggio per turbopropulsori a gas. denominato: modulo di lavaggio pwu |
DE102005052148B4 (de) * | 2005-10-28 | 2009-02-12 | Continental Aktiengesellschaft | Pneumatische Niveauregelanlage |
US20080083219A1 (en) * | 2006-01-09 | 2008-04-10 | Jerry Haagsman | Fluid displacement based generator & method of using the same |
KR100957739B1 (ko) * | 2006-12-04 | 2010-05-12 | 담코스 아크티에 셀스카브 | 유압 작동식 밸브의 신속한 비상 차단용 시스템 및 밸브장치 |
US8479505B2 (en) | 2008-04-09 | 2013-07-09 | Sustainx, Inc. | Systems and methods for reducing dead volume in compressed-gas energy storage systems |
US7832207B2 (en) | 2008-04-09 | 2010-11-16 | Sustainx, Inc. | Systems and methods for energy storage and recovery using compressed gas |
US8037678B2 (en) | 2009-09-11 | 2011-10-18 | Sustainx, Inc. | Energy storage and generation systems and methods using coupled cylinder assemblies |
US8359856B2 (en) | 2008-04-09 | 2013-01-29 | Sustainx Inc. | Systems and methods for efficient pumping of high-pressure fluids for energy storage and recovery |
US20110266810A1 (en) | 2009-11-03 | 2011-11-03 | Mcbride Troy O | Systems and methods for compressed-gas energy storage using coupled cylinder assemblies |
US7958731B2 (en) * | 2009-01-20 | 2011-06-14 | Sustainx, Inc. | Systems and methods for combined thermal and compressed gas energy conversion systems |
US8677744B2 (en) | 2008-04-09 | 2014-03-25 | SustaioX, Inc. | Fluid circulation in energy storage and recovery systems |
US8474255B2 (en) | 2008-04-09 | 2013-07-02 | Sustainx, Inc. | Forming liquid sprays in compressed-gas energy storage systems for effective heat exchange |
US8250863B2 (en) | 2008-04-09 | 2012-08-28 | Sustainx, Inc. | Heat exchange with compressed gas in energy-storage systems |
US8225606B2 (en) | 2008-04-09 | 2012-07-24 | Sustainx, Inc. | Systems and methods for energy storage and recovery using rapid isothermal gas expansion and compression |
US8448433B2 (en) | 2008-04-09 | 2013-05-28 | Sustainx, Inc. | Systems and methods for energy storage and recovery using gas expansion and compression |
US20100307156A1 (en) | 2009-06-04 | 2010-12-09 | Bollinger Benjamin R | Systems and Methods for Improving Drivetrain Efficiency for Compressed Gas Energy Storage and Recovery Systems |
US8240140B2 (en) | 2008-04-09 | 2012-08-14 | Sustainx, Inc. | High-efficiency energy-conversion based on fluid expansion and compression |
WO2009152141A2 (en) | 2008-06-09 | 2009-12-17 | Sustainx, Inc. | System and method for rapid isothermal gas expansion and compression for energy storage |
US7963110B2 (en) * | 2009-03-12 | 2011-06-21 | Sustainx, Inc. | Systems and methods for improving drivetrain efficiency for compressed gas energy storage |
US8104274B2 (en) | 2009-06-04 | 2012-01-31 | Sustainx, Inc. | Increased power in compressed-gas energy storage and recovery |
CN101704336B (zh) * | 2009-09-25 | 2013-01-02 | 徐工集团工程机械有限公司 | 装载机的节能液压混合动力系统 |
DE102010012975A1 (de) * | 2010-03-22 | 2011-09-22 | Hydac Technology Gmbh | Hydrostatisches Hybrid-Antriebssystem |
US8171728B2 (en) | 2010-04-08 | 2012-05-08 | Sustainx, Inc. | High-efficiency liquid heat exchange in compressed-gas energy storage systems |
US8191362B2 (en) | 2010-04-08 | 2012-06-05 | Sustainx, Inc. | Systems and methods for reducing dead volume in compressed-gas energy storage systems |
DE102010019434A1 (de) * | 2010-05-05 | 2011-11-10 | Robert Bosch Gmbh | Hydrostatischer Energiespeicher |
US8234863B2 (en) | 2010-05-14 | 2012-08-07 | Sustainx, Inc. | Forming liquid sprays in compressed-gas energy storage systems for effective heat exchange |
DE102010023016A1 (de) * | 2010-06-08 | 2011-12-08 | Hydac Technology Gmbh | Hydraulische Anlage |
DE102010023015B4 (de) * | 2010-06-08 | 2012-12-06 | Hydac Technology Gmbh | Hydraulische Anlage |
US8495872B2 (en) | 2010-08-20 | 2013-07-30 | Sustainx, Inc. | Energy storage and recovery utilizing low-pressure thermal conditioning for heat exchange with high-pressure gas |
US8578708B2 (en) | 2010-11-30 | 2013-11-12 | Sustainx, Inc. | Fluid-flow control in energy storage and recovery systems |
EP2715075A2 (en) | 2011-05-17 | 2014-04-09 | Sustainx, Inc. | Systems and methods for efficient two-phase heat transfer in compressed-air energy storage systems |
US8978766B2 (en) * | 2011-09-13 | 2015-03-17 | Schlumberger Technology Corporation | Temperature compensated accumulator |
US20130091835A1 (en) | 2011-10-14 | 2013-04-18 | Sustainx, Inc. | Dead-volume management in compressed-gas energy storage and recovery systems |
CN102620018B (zh) * | 2012-03-29 | 2014-07-23 | 天正阀门有限公司 | 高温高压气控自动泄压阀 |
CN102620040B (zh) * | 2012-04-23 | 2013-09-04 | 沈阳东北电力调节技术有限公司 | 太阳能小功率供电驱动大型角行程阀门电液系统 |
FR2991730B1 (fr) * | 2012-06-06 | 2016-08-19 | Poclain Hydraulics Ind | Dispositif de recuperation d'energie |
CN102734237B (zh) * | 2012-07-16 | 2015-07-15 | 北京市三一重机有限公司 | 一种蓄能器系统和水泵系统 |
CN102913416B (zh) * | 2012-10-25 | 2015-05-13 | 北京交通大学 | 一种机械全桥式循环液气压缩部件及储能系统 |
EP2913212A1 (en) | 2014-02-28 | 2015-09-02 | DANA ITALIA S.p.A | Dual mode hybrid hydrostatic driveline |
DE102015204333A1 (de) * | 2014-12-08 | 2016-06-09 | Robert Bosch Gmbh | Druckmitteleinspeisung für einen hydrostatischen Antrieb |
DE102015014797A1 (de) | 2015-11-14 | 2017-05-18 | Hydac Technology Gmbh | Sicherheitsvorrichtung |
CN106629449B (zh) * | 2016-10-08 | 2020-03-10 | 武汉船用机械有限责任公司 | 一种恒张力液压控制系统 |
CN108005968B (zh) * | 2017-12-01 | 2023-09-15 | 江西工埠机械有限责任公司 | 应急制动释放系统、控制方法及其起升系统 |
CN109236761B (zh) * | 2018-10-19 | 2023-06-13 | 广东力源液压机械有限公司 | 一种液压蓄能控制方法及其液压蓄能装置 |
CN111441744B (zh) * | 2020-05-08 | 2023-11-14 | 中国石油天然气集团有限公司 | 一种高压蓄能泄压启动式压力控制阀及使用方法 |
CN112377124B (zh) * | 2020-11-19 | 2022-12-02 | 中油国家油气钻井装备工程技术研究中心有限公司 | 一种液压浮动及升降旋扣钳的装置 |
CN113389931B (zh) * | 2021-06-15 | 2022-12-27 | 邵曙 | 一种内含有保温装置的气动阀门执行器 |
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-
2000
- 2000-11-28 AU AUPR1704A patent/AUPR170400A0/en not_active Abandoned
-
2001
- 2001-11-28 AU AU2002232033A patent/AU2002232033A1/en not_active Abandoned
- 2001-11-28 JP JP2002548323A patent/JP2004520542A/ja active Pending
- 2001-11-28 BR BR0115746-9A patent/BR0115746A/pt not_active IP Right Cessation
- 2001-11-28 CN CNA018196756A patent/CN1502013A/zh active Pending
- 2001-11-28 KR KR10-2003-7007197A patent/KR20030059286A/ko not_active Application Discontinuation
- 2001-11-28 US US10/432,882 patent/US20040050042A1/en not_active Abandoned
- 2001-11-28 CA CA002436247A patent/CA2436247A1/en not_active Abandoned
- 2001-11-28 EP EP01991892A patent/EP1342013A2/en not_active Withdrawn
- 2001-11-28 WO PCT/IB2001/002784 patent/WO2002046621A2/en not_active Application Discontinuation
-
2003
- 2003-05-27 ZA ZA200304087A patent/ZA200304087B/en unknown
Also Published As
Publication number | Publication date |
---|---|
ZA200304087B (en) | 2004-07-12 |
CN1502013A (zh) | 2004-06-02 |
EP1342013A2 (en) | 2003-09-10 |
WO2002046621A3 (en) | 2003-04-10 |
AUPR170400A0 (en) | 2000-12-21 |
WO2002046621A2 (en) | 2002-06-13 |
US20040050042A1 (en) | 2004-03-18 |
CA2436247A1 (en) | 2002-06-13 |
KR20030059286A (ko) | 2003-07-07 |
JP2004520542A (ja) | 2004-07-08 |
AU2002232033A1 (en) | 2002-06-18 |
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