IT1063269B - Valvola di sicurezza a scatto per turbine a vapore od a gas comportante mezzi atti ad assicurare l'apertura controllata partendo dalla posizione di chiusura - Google Patents

Valvola di sicurezza a scatto per turbine a vapore od a gas comportante mezzi atti ad assicurare l'apertura controllata partendo dalla posizione di chiusura

Info

Publication number
IT1063269B
IT1063269B IT23122/76A IT2312276A IT1063269B IT 1063269 B IT1063269 B IT 1063269B IT 23122/76 A IT23122/76 A IT 23122/76A IT 2312276 A IT2312276 A IT 2312276A IT 1063269 B IT1063269 B IT 1063269B
Authority
IT
Italy
Prior art keywords
steam
ensure
safety valve
closing position
gas turbines
Prior art date
Application number
IT23122/76A
Other languages
English (en)
Italian (it)
Original Assignee
Turbodyne 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 Turbodyne Corp filed Critical Turbodyne Corp
Application granted granted Critical
Publication of IT1063269B publication Critical patent/IT1063269B/it

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
    • F01D17/00—Regulating or controlling by varying flow
    • F01D17/10—Final actuators
    • F01D17/12—Final actuators arranged in stator parts
    • F01D17/14—Final actuators arranged in stator parts varying effective cross-sectional area of nozzles or guide conduits
    • F01D17/141—Final actuators arranged in stator parts varying effective cross-sectional area of nozzles or guide conduits by means of shiftable members or valves obturating part of the flow path
    • F01D17/145—Final actuators arranged in stator parts varying effective cross-sectional area of nozzles or guide conduits by means of shiftable members or valves obturating part of the flow path by means of valves, e.g. for steam turbines
    • 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
    • F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
    • F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
    • F16K17/04—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded
    • F16K17/10—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded with auxiliary valve for fluid operation of the main 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
    • Y10T137/8593—Systems
    • Y10T137/86928—Sequentially progressive opening or closing of plural valves
    • Y10T137/86936—Pressure equalizing or auxiliary shunt flow
    • Y10T137/86944—One valve seats against other valve [e.g., concentric valves]
    • Y10T137/86968—With balancing chamber

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Control Of Turbines (AREA)
  • Lift Valve (AREA)
IT23122/76A 1975-06-19 1976-05-10 Valvola di sicurezza a scatto per turbine a vapore od a gas comportante mezzi atti ad assicurare l'apertura controllata partendo dalla posizione di chiusura IT1063269B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/588,409 US3987818A (en) 1975-06-19 1975-06-19 Safety trip valve for steam or gas turbines with means to assure controlled opening from the closed position

Publications (1)

Publication Number Publication Date
IT1063269B true IT1063269B (it) 1985-02-11

Family

ID=24353728

Family Applications (1)

Application Number Title Priority Date Filing Date
IT23122/76A IT1063269B (it) 1975-06-19 1976-05-10 Valvola di sicurezza a scatto per turbine a vapore od a gas comportante mezzi atti ad assicurare l'apertura controllata partendo dalla posizione di chiusura

Country Status (8)

Country Link
US (1) US3987818A (enExample)
JP (1) JPS6011202B2 (enExample)
BR (1) BR7508230A (enExample)
CA (1) CA1025746A (enExample)
DE (2) DE2603042C2 (enExample)
FR (1) FR2314998A1 (enExample)
GB (1) GB1503243A (enExample)
IT (1) IT1063269B (enExample)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2747029C2 (de) * 1977-10-19 1983-12-08 Kraftwerk Union AG, 4330 Mülheim Hydraulisch betätigtes Ventil
US4679769A (en) * 1984-07-27 1987-07-14 Westinghouse Electric Corp. Steam turbine control valve for cyclic duty
US4677355A (en) * 1985-04-01 1987-06-30 Baumann Peter H Electric-powered spring-return actuating device
JPH0419302U (enExample) * 1990-06-11 1992-02-18
SE507521C3 (sv) * 1996-10-16 1998-07-13 Tetra Laval Holdings & Finance Saett att sterilisera fiberbaserade foerpackningar
EP1199501B1 (de) * 2000-10-20 2006-02-15 Siemens Aktiengesellschaft Stellantrieb für ein Ventil, insbesondere ein Turbinenventil
RU2276302C1 (ru) * 2004-10-19 2006-05-10 Открытое акционерное общество Гаврилов-Ямский машиностроительный завод "Агат" Предохранительно-переливной клапан
ITBO20050197A1 (it) * 2005-03-25 2006-09-26 Omt Off Mecc Tartarini Regolatore di pressione per gas e relativo metodo di montaggio e smontaggio
CN101504088B (zh) * 2009-02-12 2012-11-28 白龙山 多功能通用型平衡阀
US8757582B2 (en) * 2012-09-10 2014-06-24 Knappco Corporation Valve assembly
US10648357B2 (en) 2015-10-02 2020-05-12 Elliott Company Pneumatic trip valve partial stroking arrangement
CN105508627B (zh) * 2015-12-24 2017-11-14 华中科技大学 一种高压管路手动平衡式阀
CN105889585A (zh) * 2016-06-08 2016-08-24 哈电集团哈尔滨电站阀门有限公司 新型全量型安全阀
DE102016117607A1 (de) * 2016-09-19 2018-03-22 Knorr-Bremse Systeme für Nutzfahrzeuge GmbH Druckregelventil für ein Luftaufbereitungssystem eines Nutzfahrzeugs
DE102018102251A1 (de) * 2018-02-01 2019-08-01 Samson Aktiengesellschaft Ventilgehäuse-Baukastensystem und Hubventil
CN109404067B (zh) * 2018-12-17 2024-03-12 杭州杭氧膨胀机有限公司 一种透平膨胀机蜗壳
CN113007403B (zh) * 2021-03-05 2022-03-29 浙江大学 一种基于周向排放泄压的防回座卡死安全阀结构及其方法
JP7321201B2 (ja) * 2021-03-18 2023-08-04 三菱重工業株式会社 蒸気弁

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US338771A (en) * 1886-03-30 Valve
US2734712A (en) * 1956-02-14 Fraser
US2016460A (en) * 1934-07-14 1935-10-08 Otto A Sorensen Valve assembly
US2307628A (en) * 1941-12-02 1943-01-05 Oscar H Ludeman Valve mechanism
US3556463A (en) * 1968-10-08 1971-01-19 Worthington Corp Trip valve system
BE755469A (fr) * 1969-08-29 1971-02-01 Hayday Valve And Equipement Cy Perfectionnements aux soupapes

Also Published As

Publication number Publication date
CA1025746A (en) 1978-02-07
GB1503243A (en) 1978-03-08
DE2603042C2 (de) 1983-04-07
JPS6011202B2 (ja) 1985-03-23
FR2314998B1 (enExample) 1982-02-19
US3987818A (en) 1976-10-26
JPS521302A (en) 1977-01-07
BR7508230A (pt) 1977-07-12
FR2314998A1 (fr) 1977-01-14
DE2603042A1 (de) 1977-01-27
DE7602237U1 (de) 1984-08-02

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