KR100224949B1 - 터빈 유체 공급 밸브 제어장치 - Google Patents

터빈 유체 공급 밸브 제어장치 Download PDF

Info

Publication number
KR100224949B1
KR100224949B1 KR1019910017688A KR910017688A KR100224949B1 KR 100224949 B1 KR100224949 B1 KR 100224949B1 KR 1019910017688 A KR1019910017688 A KR 1019910017688A KR 910017688 A KR910017688 A KR 910017688A KR 100224949 B1 KR100224949 B1 KR 100224949B1
Authority
KR
South Korea
Prior art keywords
valve
signal
fluid supply
lvdtb
fault
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 - Lifetime
Application number
KR1019910017688A
Other languages
English (en)
Korean (ko)
Other versions
KR920008322A (ko
Inventor
영찬 황 에드어드
Original Assignee
드폴 루이스 에이
웨스팅하우스 일렉트릭 코포레이션
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 드폴 루이스 에이, 웨스팅하우스 일렉트릭 코포레이션 filed Critical 드폴 루이스 에이
Publication of KR920008322A publication Critical patent/KR920008322A/ko
Application granted granted Critical
Publication of KR100224949B1 publication Critical patent/KR100224949B1/ko
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
    • F01K13/00—General layout or general methods of operation of complete plants
    • F01K13/02—Controlling, e.g. stopping or starting
    • 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
    • G05B9/00—Safety arrangements
    • G05B9/02—Safety arrangements electric
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K37/00—Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
    • F16K37/0025—Electrical or magnetic means
    • F16K37/0041—Electrical or magnetic means for measuring valve parameters
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H5/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Control Of Turbines (AREA)
  • Indication Of The Valve Opening Or Closing Status (AREA)
  • Safety Devices In Control Systems (AREA)
KR1019910017688A 1990-10-10 1991-10-09 터빈 유체 공급 밸브 제어장치 Expired - Lifetime KR100224949B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US597,949 1990-10-10
US07/597,949 US5109675A (en) 1990-10-10 1990-10-10 Valve position sensing circuit

Publications (2)

Publication Number Publication Date
KR920008322A KR920008322A (ko) 1992-05-27
KR100224949B1 true KR100224949B1 (ko) 1999-10-15

Family

ID=24393616

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019910017688A Expired - Lifetime KR100224949B1 (ko) 1990-10-10 1991-10-09 터빈 유체 공급 밸브 제어장치

Country Status (6)

Country Link
US (1) US5109675A (enExample)
JP (1) JPH04259002A (enExample)
KR (1) KR100224949B1 (enExample)
CA (1) CA2053042C (enExample)
ES (1) ES2050572B1 (enExample)
IT (1) IT1263165B (enExample)

Families Citing this family (41)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4211622A1 (de) * 1992-04-07 1993-10-14 Bosch Gmbh Robert Verfahren zur Überwachung von Drehzahlfühlern
DK142593D0 (da) * 1993-12-21 1993-12-21 Ole Cramer Nielsen Apparat til styring af en ventil
JPH09317419A (ja) * 1996-05-28 1997-12-09 Toyota Motor Corp 吸排気用電磁駆動弁の異常検出方法
DE29809667U1 (de) * 1998-05-28 1998-10-08 GEMÜ Gebrüder Müller Apparatebau GmbH & Co. KG, 74653 Ingelfingen Anordnung zu Stellungsanzeige
US6409143B1 (en) * 2000-02-02 2002-06-25 Ewc Controls Incorporated Damper assembly with an electro-optical controller for positioning the damper vanes
US7138794B1 (en) * 2000-03-10 2006-11-21 General Electric Company Detection of faults in linear and rotary voltage transducers
US6427949B1 (en) 2001-01-23 2002-08-06 Alstom Signaling, Inc. Contactless point detection system for railroad switch
US6655151B2 (en) † 2001-09-07 2003-12-02 Honeywell International, Inc. Method for controlling fuel flow to a gas turbine engine
ES2256142T3 (es) * 2001-11-23 2006-07-16 Siemens Aktiengesellschaft Metodo para la regulacion continua de una posicion de una valvula de regulacion.
JP2005527817A (ja) * 2002-05-24 2005-09-15 アサイラム リサーチ コーポレーション デジタル電子機器を持つ線形可変差動変圧器
JP3706601B2 (ja) * 2002-07-30 2005-10-12 三菱重工業株式会社 流量制御装置
TWI223042B (en) * 2003-02-24 2004-11-01 Seibu Electric & Machinery Co Self-diagnosis valve actuator and intelligent valve actuator
GB2421559A (en) * 2004-12-24 2006-06-28 Airbus Uk Ltd Valve system
US7288933B2 (en) * 2005-12-22 2007-10-30 Bell Helicopter Textron, Inc. Position detecting system that self-monitors for connectivity faults
KR101256741B1 (ko) * 2008-06-05 2013-04-19 퀄컴 인코포레이티드 무선 전력 전달을 위한 페라이트 안테나들
WO2015134466A1 (en) 2014-03-03 2015-09-11 Eaton Corporation Valve actuating device and method of making same
US8915225B2 (en) 2010-03-19 2014-12-23 Eaton Corporation Rocker arm assembly and components therefor
US9938865B2 (en) 2008-07-22 2018-04-10 Eaton Corporation Development of a switching roller finger follower for cylinder deactivation in internal combustion engines
US9284859B2 (en) 2010-03-19 2016-03-15 Eaton Corporation Systems, methods, and devices for valve stem position sensing
US9228454B2 (en) 2010-03-19 2016-01-05 Eaton Coporation Systems, methods and devices for rocker arm position sensing
US9581058B2 (en) 2010-08-13 2017-02-28 Eaton Corporation Development of a switching roller finger follower for cylinder deactivation in internal combustion engines
US10415439B2 (en) 2008-07-22 2019-09-17 Eaton Intelligent Power Limited Development of a switching roller finger follower for cylinder deactivation in internal combustion engines
US9016252B2 (en) * 2008-07-22 2015-04-28 Eaton Corporation System to diagnose variable valve actuation malfunctions by monitoring fluid pressure in a hydraulic lash adjuster gallery
US20190309663A9 (en) 2008-07-22 2019-10-10 Eaton Corporation Development of a switching roller finger follower for cylinder deactivation in internal combustion engines
US9708942B2 (en) 2010-03-19 2017-07-18 Eaton Corporation Rocker arm assembly and components therefor
US8502525B2 (en) 2008-10-14 2013-08-06 Oxford Instruments Plc Integrated micro actuator and IVDT for high precision position measurements
DE102009021918B4 (de) * 2009-05-19 2016-04-07 Abb Technology Ag Stellungsregler
US9194261B2 (en) 2011-03-18 2015-11-24 Eaton Corporation Custom VVA rocker arms for left hand and right hand orientations
US11181013B2 (en) 2009-07-22 2021-11-23 Eaton Intelligent Power Limited Cylinder head arrangement for variable valve actuation rocker arm assemblies
US10087790B2 (en) 2009-07-22 2018-10-02 Eaton Corporation Cylinder head arrangement for variable valve actuation rocker arm assemblies
US8996328B2 (en) * 2009-12-29 2015-03-31 Fisher Controls International Llc Methods, apparatus and articles of manufacture to test safety instrumented system solenoids
US8453674B2 (en) * 2010-03-12 2013-06-04 Target Rock Division Of Curtiss-Wright Flow Control Corporation Valve fault indication and control
US9885258B2 (en) 2010-03-19 2018-02-06 Eaton Corporation Latch interface for a valve actuating device
US9874122B2 (en) 2010-03-19 2018-01-23 Eaton Corporation Rocker assembly having improved durability
CN101852102B (zh) * 2010-06-18 2015-10-28 天津市电力公司 一种可输出准确关闭时间的汽轮机调速汽门机构
US20120286820A1 (en) * 2011-05-13 2012-11-15 General Electric Company Methods to detect a single point of failure
US9303785B2 (en) * 2013-08-02 2016-04-05 Jdv Control Valves Co., Ltd Method for controlling valve apparatus
US9506381B2 (en) * 2014-01-31 2016-11-29 GM Global Technology Operations LLC System and method for measuring valve lift and for detecting a fault in a valve actuator based on the valve lift
DE102015101046B4 (de) * 2014-01-31 2019-05-16 GM Global Technology Operations, LLC (n.d. Ges. d. Staates Delaware) Verfahren zum Detektieren einer Störung in einem Ventilaktuator
DK3141973T3 (da) * 2015-09-11 2020-03-23 Alfa Laval Corp Ab Monitorering af en ventilstyreenhed og dens komponenter
DE102018210704A1 (de) * 2018-06-29 2020-01-02 Robert Bosch Gmbh Wegaufnehmer

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3931503A (en) * 1973-11-13 1976-01-06 Westinghouse Electric Corporation System for operating a boiling water reactor steam turbine power plant utilizing dual analog throttle pressure controllers
US4140998A (en) * 1976-03-15 1979-02-20 Sangamo Weston, Inc. High accuracy position indicator
JPS5972390A (ja) * 1982-10-15 1984-04-24 日本鋼管株式会社 油井用鋼管及びその製造方法
US4554788A (en) * 1983-12-21 1985-11-26 Westinghouse Electric Corp. Turbine valve control system
JPS6173457A (ja) * 1984-09-19 1986-04-15 Nec Corp 変復調装置試験装置
US4658590A (en) * 1984-12-28 1987-04-21 Hitachi, Ltd. Steam turbine governor system and method of controlling the same
US4678991A (en) * 1985-11-18 1987-07-07 United Technologies Corporation Inductive displacement transducer with unipolar output
DE3602107C2 (de) * 1986-01-24 1996-05-30 Bosch Gmbh Robert Schaltungsanordnung mit Differentialtransformator
US4842162A (en) * 1987-03-27 1989-06-27 Nordson Corporation Apparatus and method for dispensing fluid materials using position-dependent velocity feedback
JPH057526Y2 (enExample) * 1987-08-05 1993-02-25
US4904921A (en) * 1987-11-13 1990-02-27 Analog Devices, Inc. Monolithic interface circuit for linear variable differential transformers
JP2747564B2 (ja) * 1988-06-02 1998-05-06 エヌシーアール インターナショナル インコーポレイテッド 多重シート通過検出装置
US4878348A (en) * 1988-09-28 1989-11-07 Westinghouse Electric Corp. Turbine governor valve monitor
US4949538A (en) * 1988-11-28 1990-08-21 General Electric Company Combustor gas feed with coordinated proportioning
US4976108A (en) * 1990-05-11 1990-12-11 Westinghouse Electric Corp. Turbine efficient valve position computer

Also Published As

Publication number Publication date
ITMI912586A0 (it) 1991-09-27
JPH04259002A (ja) 1992-09-14
IT1263165B (it) 1996-08-02
ES2050572B1 (es) 1996-10-16
CA2053042C (en) 1999-12-28
ITMI912586A1 (it) 1993-03-27
KR920008322A (ko) 1992-05-27
ES2050572A2 (es) 1994-05-16
US5109675A (en) 1992-05-05
ES2050572R (enExample) 1996-03-16
CA2053042A1 (en) 1992-04-11

Similar Documents

Publication Publication Date Title
KR100224949B1 (ko) 터빈 유체 공급 밸브 제어장치
CA2427062C (en) Flow control device
US5075628A (en) Insulation monitoring system of a direct current power supply system
US7138794B1 (en) Detection of faults in linear and rotary voltage transducers
US6327124B1 (en) Low current ground fault relay
AU597559B2 (en) Fail-safe potentiometer feedback system
US20210310837A1 (en) Method for testing a sensor
EP0221775A1 (en) Testable voted logic power circuit and method of testing the same
JPH05240898A (ja) センサにおける欠陥識別装置
US4162491A (en) Inductive position sensor with minimum output signal level capacitively coupled to indicate failure of device
US7301468B2 (en) Method and apparatus for real time monitoring of an electric furnace heating coil
JP2922575B2 (ja) 整流装置の直流電流制御装置
JPH0833193A (ja) 受変電設備の変圧器用保護継電システム及び受変電設備の変圧器保護方法
JP2915158B2 (ja) 検出装置の故障判別装置
US3060351A (en) Voltage responsive control circuit
JPS5841507Y2 (ja) 金属探知器
GB2043258A (en) Position sensor with failure detector
JP2559293B2 (ja) 三要素式液位制御方法
CA1111921A (en) Inductive position sensor failure detector
JPS6198928A (ja) 空気槽点検装置
CN115164970A (zh) 一种位移传感器故障信号在线检测电路及方法
SU1585129A1 (ru) Устройство активного контрол и управлени дл круглошлифовальных станков
KR950003017Y1 (ko) 지락계전장치의 제어회로
JP2530773Y2 (ja) 電圧計測装置
JPH08105082A (ja) ビル給水設備の劣化検出方法

Legal Events

Date Code Title Description
PA0109 Patent application

Patent event code: PA01091R01D

Comment text: Patent Application

Patent event date: 19911009

PG1501 Laying open of application
A201 Request for examination
PA0201 Request for examination

Patent event code: PA02012R01D

Patent event date: 19961009

Comment text: Request for Examination of Application

Patent event code: PA02011R01I

Patent event date: 19911009

Comment text: Patent Application

E701 Decision to grant or registration of patent right
PE0701 Decision of registration

Patent event code: PE07011S01D

Comment text: Decision to Grant Registration

Patent event date: 19990429

GRNT Written decision to grant
PR0701 Registration of establishment

Comment text: Registration of Establishment

Patent event date: 19990715

Patent event code: PR07011E01D

PR1002 Payment of registration fee

Payment date: 19990716

End annual number: 3

Start annual number: 1

PG1601 Publication of registration
PR1001 Payment of annual fee

Payment date: 20020625

Start annual number: 4

End annual number: 4

PR1001 Payment of annual fee

Payment date: 20030619

Start annual number: 5

End annual number: 5

PR1001 Payment of annual fee

Payment date: 20040616

Start annual number: 6

End annual number: 6

PR1001 Payment of annual fee

Payment date: 20050616

Start annual number: 7

End annual number: 7

PR1001 Payment of annual fee

Payment date: 20060620

Start annual number: 8

End annual number: 8

PR1001 Payment of annual fee

Payment date: 20070625

Start annual number: 9

End annual number: 9

PR1001 Payment of annual fee

Payment date: 20080625

Start annual number: 10

End annual number: 10

PR1001 Payment of annual fee

Payment date: 20090609

Start annual number: 11

End annual number: 11

PR1001 Payment of annual fee

Payment date: 20100610

Start annual number: 12

End annual number: 12

FPAY Annual fee payment

Payment date: 20110621

Year of fee payment: 13

PR1001 Payment of annual fee

Payment date: 20110621

Start annual number: 13

End annual number: 13

EXPY Expiration of term
PC1801 Expiration of term

Termination date: 20121009

Termination category: Expiration of duration