ES499560A0 - Sistema de supervision y proteccion de sobrevelocidad de rotacion para turbina de vapor. - Google Patents

Sistema de supervision y proteccion de sobrevelocidad de rotacion para turbina de vapor.

Info

Publication number
ES499560A0
ES499560A0 ES499560A ES499560A ES499560A0 ES 499560 A0 ES499560 A0 ES 499560A0 ES 499560 A ES499560 A ES 499560A ES 499560 A ES499560 A ES 499560A ES 499560 A0 ES499560 A0 ES 499560A0
Authority
ES
Spain
Prior art keywords
supervision
protection
rotation
steam turbine
over speed
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
Application number
ES499560A
Other languages
English (en)
Spanish (es)
Other versions
ES8206741A1 (es
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.)
General Electric Co
Original Assignee
General Electric Co
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 General Electric Co filed Critical General Electric Co
Publication of ES8206741A1 publication Critical patent/ES8206741A1/es
Publication of ES499560A0 publication Critical patent/ES499560A0/es
Granted legal-status Critical Current

Links

Classifications

    • 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
    • G05B9/03—Safety arrangements electric with multiple-channel loop, i.e. redundant control systems
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/30—Monitoring
    • G06F11/32—Monitoring with visual or acoustical indication of the functioning of the machine
    • G06F11/324—Display of status information
    • G06F11/327—Alarm or error message display
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B29/00—Checking or monitoring of signalling or alarm systems; Prevention or correction of operating errors, e.g. preventing unauthorised operation
    • G08B29/16—Security signalling or alarm systems, e.g. redundant systems
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K19/00—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits
    • H03K19/003—Modifications for increasing the reliability for protection
    • H03K19/00392—Modifications for increasing the reliability for protection by circuit redundancy
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K19/00—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits
    • H03K19/20—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits characterised by logic function, e.g. AND, OR, NOR, NOT circuits
    • H03K19/23—Majority or minority circuits, i.e. giving output having the state of the majority or the minority of the inputs

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Computing Systems (AREA)
  • Mathematical Physics (AREA)
  • Computer Security & Cryptography (AREA)
  • Quality & Reliability (AREA)
  • Automation & Control Theory (AREA)
  • Logic Circuits (AREA)
  • Safety Devices In Control Systems (AREA)
  • Testing And Monitoring For Control Systems (AREA)
  • Relay Circuits (AREA)
  • Control Of Turbines (AREA)
  • Protection Of Generators And Motors (AREA)
ES499560A 1980-02-25 1981-02-18 Sistema de supervision y proteccion de sobrevelocidad de rotacion para turbina de vapor. Granted ES499560A0 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/124,325 US4318093A (en) 1980-02-25 1980-02-25 Logic circuit monitor

Publications (2)

Publication Number Publication Date
ES8206741A1 ES8206741A1 (es) 1982-08-16
ES499560A0 true ES499560A0 (es) 1982-08-16

Family

ID=22414204

Family Applications (1)

Application Number Title Priority Date Filing Date
ES499560A Granted ES499560A0 (es) 1980-02-25 1981-02-18 Sistema de supervision y proteccion de sobrevelocidad de rotacion para turbina de vapor.

Country Status (7)

Country Link
US (1) US4318093A (enExample)
JP (1) JPS56123003A (enExample)
KR (1) KR830002592B1 (enExample)
ES (1) ES499560A0 (enExample)
MX (1) MX149275A (enExample)
RO (1) RO80442A (enExample)
YU (1) YU47281A (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58169079A (ja) * 1982-03-31 1983-10-05 Power Reactor & Nuclear Fuel Dev Corp 放射線異常検出装置
DE3334548A1 (de) * 1983-09-23 1985-04-04 M.A.N. Maschinenfabrik Augsburg-Nürnberg AG, 8000 München Verfahren und vorrichtung zur spurfuehrung eines gleislosen fahrzeuges
EP0615180B1 (de) * 1993-03-08 1997-06-11 Landis & Gyr Technology Innovation AG Elektrische Überwachungsanordnung
CN110080837B (zh) * 2019-06-06 2023-12-08 东方电气自动控制工程有限公司 采用三取二逻辑表决的控制模块

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3373367A (en) * 1965-03-01 1968-03-12 Northern Electric Co Amplifier failure indicator
US3748540A (en) * 1971-09-02 1973-07-24 Gen Electric Testing and monitoring system for redundant trip devices
BE790020A (fr) * 1971-10-14 1973-04-12 Westinghouse Electric Corp Systeme et methode pour faire fonctionner une turbine a vapeur avec protection independante de survitesse

Also Published As

Publication number Publication date
ES8206741A1 (es) 1982-08-16
MX149275A (es) 1983-10-05
JPS6321921B2 (enExample) 1988-05-10
KR830004613A (ko) 1983-07-16
RO80442A (ro) 1982-12-06
KR830002592B1 (ko) 1983-11-16
JPS56123003A (en) 1981-09-26
YU47281A (en) 1983-06-30
US4318093A (en) 1982-03-02

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