Nothing Special   »   [go: up one dir, main page]

ZA7933B - Overspeed protection controller employing interceptor valve speed control - Google Patents

Overspeed protection controller employing interceptor valve speed control

Info

Publication number
ZA7933B
ZA7933B ZA00790033A ZA7933A ZA7933B ZA 7933 B ZA7933 B ZA 7933B ZA 00790033 A ZA00790033 A ZA 00790033A ZA 7933 A ZA7933 A ZA 7933A ZA 7933 B ZA7933 B ZA 7933B
Authority
ZA
South Africa
Prior art keywords
speed control
protection controller
overspeed protection
valve speed
controller employing
Prior art date
Application number
ZA00790033A
Other languages
English (en)
Inventor
M Smith
P Mcgaha
Original Assignee
Westinghouse Electric Corp
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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Publication of ZA7933B publication Critical patent/ZA7933B/xx

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D21/00—Shutting-down of machines or engines, e.g. in emergency; Regulating, controlling, or safety means not otherwise provided for
    • F01D21/02—Shutting-down responsive to overspeed

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Control Of Turbines (AREA)
ZA00790033A 1978-02-09 1979-01-03 Overspeed protection controller employing interceptor valve speed control ZA7933B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/876,397 US4166221A (en) 1978-02-09 1978-02-09 Overspeed protection controller employing interceptor valve speed control

Publications (1)

Publication Number Publication Date
ZA7933B true ZA7933B (en) 1979-12-27

Family

ID=25367611

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00790033A ZA7933B (en) 1978-02-09 1979-01-03 Overspeed protection controller employing interceptor valve speed control

Country Status (12)

Country Link
US (1) US4166221A (xx)
JP (1) JPS54117803A (xx)
AU (1) AU532200B2 (xx)
BE (1) BE874071A (xx)
BR (1) BR7900319A (xx)
CA (1) CA1083362A (xx)
DE (1) DE2904980A1 (xx)
ES (1) ES477264A1 (xx)
FR (1) FR2417011A1 (xx)
GB (1) GB2014249B (xx)
IT (1) IT1110680B (xx)
ZA (1) ZA7933B (xx)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4368520A (en) * 1980-09-29 1983-01-11 Westinghouse Electric Corp. Steam turbine generator control system
US4471446A (en) * 1982-07-12 1984-09-11 Westinghouse Electric Corp. Control system and method for a steam turbine having a steam bypass arrangement
US4635209A (en) * 1984-10-31 1987-01-06 Westinghouse Electric Corp. Overspeed protection control arrangement for a steam turbine generator control system
US5301499A (en) * 1990-06-28 1994-04-12 General Electric Company Overspeed anticipation and control system for single shaft combined cycle gas and steam turbine unit
KR100326523B1 (ko) * 1999-08-27 2002-03-02 윤영석 원동기 과속 감지 장치 및 방법
JP4494564B2 (ja) * 1999-11-24 2010-06-30 三菱重工業株式会社 蒸気タービン発電設備
DE50110456D1 (de) * 2000-05-31 2006-08-24 Siemens Ag Verfahren und vorrichtung zum betrieb einer dampfturbine mit mehreren stufen im leerlauf oder schwachlastbetrieb
US7793802B2 (en) * 2006-09-15 2010-09-14 Momentive Performance Materials Fastener for a viscous material container evacuator and method
GB0816636D0 (en) * 2008-09-12 2008-10-22 Rolls Royce Plc Controlling rotor overspeed
GB0816637D0 (en) * 2008-09-12 2008-10-22 Rolls Royce Plc Blade Pitch Control
KR101134139B1 (ko) 2009-08-05 2012-04-09 한국전력공사 속도 검출기 신호 상실시 터빈 발전기를 계속 운전하는 방법 및 운전 모니터링 시스템
CN102071978A (zh) * 2010-12-08 2011-05-25 广东电网公司电力科学研究院 一种汽轮机甩负荷工况下超速保护的方法
US10311985B2 (en) * 2011-11-04 2019-06-04 Ge-Hitachi Nuclear Energy Americas Llc Fault tolerant turbine speed control system
US9287695B2 (en) * 2012-02-15 2016-03-15 Consolidated Edison Company Of New York Breaker control switch with a time-delay close function to mitigate an aurora event
EP2647802A1 (de) * 2012-04-04 2013-10-09 Siemens Aktiengesellschaft Kraftwerk und Verfahren zum Betreiben einer Kraftwerksanlage
FR2998058B1 (fr) * 2012-11-13 2016-02-05 Microturbo Dispositif et procede de protection d'un calculateur de turbo-machine d'aeronef contre les erreurs de mesure de vitesse
EP3266987A1 (en) * 2016-07-08 2018-01-10 General Electric Technology GmbH Turbine speed and acceleration limiter
DE102019215129A1 (de) * 2019-10-01 2021-04-01 Robert Bosch Gmbh Hydrostatische Schnellschaltsteuerung
CN112282868B (zh) * 2020-10-29 2022-06-21 上海电力大学 一种基于汽轮机危急遮断的保护系统

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE757455A (fr) * 1969-10-16 1971-03-16 Westinghouse Electric Corp Systeme anti-emballement pour
US3601617A (en) * 1970-05-28 1971-08-24 Gen Electric Turbine control system with early valve actuation under unbalanced conditions
US3826095A (en) * 1971-10-14 1974-07-30 Westinghouse Electric Corp General system and method for operating a steam turbine with independent overspeed protection especially adapted for a nuclear reactor powered steam turbine
US3998058A (en) * 1974-09-16 1976-12-21 Fast Load Control Inc. Method of effecting fast turbine valving for improvement of power system stability
US3999787A (en) * 1972-04-17 1976-12-28 Fast Load Control Inc. Method of effecting fast turbine valving for improvement of power system stability
JPS5245008B2 (xx) * 1972-12-20 1977-11-12
JPS5293808A (en) * 1976-02-02 1977-08-06 Hitachi Ltd Steam turbine controller

Also Published As

Publication number Publication date
IT7920004A0 (it) 1979-02-08
GB2014249A (en) 1979-08-22
ES477264A1 (es) 1979-08-01
DE2904980C2 (xx) 1989-04-20
AU532200B2 (en) 1983-09-22
US4166221A (en) 1979-08-28
JPS6228283B2 (xx) 1987-06-19
AU4390879A (en) 1979-08-16
FR2417011B1 (xx) 1985-02-22
BR7900319A (pt) 1979-09-11
BE874071A (fr) 1979-08-09
CA1083362A (en) 1980-08-12
DE2904980A1 (de) 1979-08-16
IT1110680B (it) 1985-12-23
GB2014249B (en) 1982-03-31
JPS54117803A (en) 1979-09-12
FR2417011A1 (fr) 1979-09-07

Similar Documents

Publication Publication Date Title
ZA7933B (en) Overspeed protection controller employing interceptor valve speed control
JPS5529085A (en) Multiimode control system for windddriven turbine
GB1551207A (en) Turbochargers having fluid-pressure speed control valve actuators
GB2012997B (en) Engine rotational speed controlling apparatus
AU527795B2 (en) Improved flow control device
GB2015202B (en) Speed control arrangements
GB2039092B (en) Speed control systems
GB2042766B (en) Turbine speed control system
ZA804694B (en) Speed control systems
DE3168571D1 (en) Overspeed engine control
AU522447B2 (en) Flow control device
GB2061555B (en) Turbine control
GB2059629B (en) Speed control actuator
GB2027230B (en) Idle speed control actuator
JPS5535193A (en) Speed reducing valve
JPS54109519A (en) Speed governor
GB2049083B (en) Control devices for speed reducers
GB2038040B (en) Speed control systems
JPS54125531A (en) Direction control valve
IL54716A (en) Three position governor for controlling hydraulic transmission speed
JPS5523512A (en) Speed control system
JPS54144558A (en) Deceleration responsive hydraulic control valve
JPS56103936A (en) Turbine speed control system
GB2026210B (en) Motor speed control systems
JPS5498467A (en) Deceleration responsive hydraulic control valve