CA2011156A1 - Soupape regulatrice a vapeur - Google Patents

Soupape regulatrice a vapeur

Info

Publication number
CA2011156A1
CA2011156A1 CA2011156A CA2011156A CA2011156A1 CA 2011156 A1 CA2011156 A1 CA 2011156A1 CA 2011156 A CA2011156 A CA 2011156A CA 2011156 A CA2011156 A CA 2011156A CA 2011156 A1 CA2011156 A1 CA 2011156A1
Authority
CA
Canada
Prior art keywords
valve
valve body
smaller
axially extending
sleeve
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
CA2011156A
Other languages
English (en)
Other versions
CA2011156C (fr
Inventor
Takeshi Sato
Seiki Taketomo
Isao Fujita
Naohiko Iwata
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.)
Hitachi Ltd
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of CA2011156A1 publication Critical patent/CA2011156A1/fr
Application granted granted Critical
Publication of CA2011156C publication Critical patent/CA2011156C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • 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
    • 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]
    • Y10T137/86976—First valve moves second valve

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Control Of Turbines (AREA)
  • Lift Valve (AREA)
  • Details Of Valves (AREA)
CA002011156A 1989-03-06 1990-02-28 Soupape regulatrice a vapeur Expired - Fee Related CA2011156C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP01-051849 1989-03-06
JP1051849A JPH07111125B2 (ja) 1989-03-06 1989-03-06 蒸気加減弁

Publications (2)

Publication Number Publication Date
CA2011156A1 true CA2011156A1 (fr) 1990-09-06
CA2011156C CA2011156C (fr) 1994-09-13

Family

ID=12898301

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002011156A Expired - Fee Related CA2011156C (fr) 1989-03-06 1990-02-28 Soupape regulatrice a vapeur

Country Status (4)

Country Link
US (1) US5119859A (fr)
JP (1) JPH07111125B2 (fr)
AU (1) AU611606B2 (fr)
CA (1) CA2011156C (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11280411A (ja) * 1998-03-30 1999-10-12 Mitsubishi Heavy Ind Ltd 蒸気弁
JP2008241579A (ja) * 2007-03-28 2008-10-09 Toshiba Corp 原子力プラントの運転方法およびその運転装置
GB0900063D0 (en) * 2009-01-05 2009-02-11 Madgal Csf Ltd High flow valve
DE102010006005A1 (de) * 2010-01-27 2011-07-28 Elopak Systems Ag Dosiervorrichtung und Dosierverfahren für Flüssigkeiten
JP5572516B2 (ja) * 2010-10-18 2014-08-13 株式会社不二工機 電動弁
CN102486097B (zh) * 2010-12-03 2015-08-26 北京全三维能源科技股份有限公司 高压调节阀和调节高压流体的方法
DE102010062451A1 (de) * 2010-12-06 2012-06-06 Robert Bosch Gmbh Schaltventil mit einem Ventilkörper und einer diesen wenigstens zeitweise in Öffnungsrichtung beaufschlagenden Ventilnadel
JP5740294B2 (ja) * 2011-12-14 2015-06-24 株式会社東芝 蒸気弁制御装置及び方法
JP7236272B2 (ja) * 2018-12-28 2023-03-09 三菱重工業株式会社 蒸気弁、及び発電システム
CN111042876B (zh) * 2019-12-20 2022-05-10 东方电气集团东方汽轮机有限公司 一种汽轮机汽缸内置式夹层加热装置

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH476246A (de) * 1967-11-06 1969-07-31 Magdeburger Armaturenwerke Ausgleichs- und Endlagen-Dämpfungsvorrichtung, insbesondere für indirekt gesteuerte Magnetventile
US3575213A (en) * 1968-10-04 1971-04-20 Blaw Knox Co Control valves with balanced action
JPS50686A (fr) * 1973-04-10 1975-01-07
JPS54108104A (en) * 1978-02-15 1979-08-24 Hitachi Ltd Reduction of vibration of balanced-type steam regulating valve
JPS5821458B2 (ja) * 1978-09-25 1983-04-30 日本電信電話株式会社 フレ−ム同期回路
SU1002613A1 (ru) * 1981-02-12 1983-03-07 Производственное Объединение Турбостроения "Ленинградский Металлический Завод" Регулирующий клапан паровой турбины
JPS62147002A (ja) * 1985-12-20 1987-07-01 Hitachi Ltd 蒸気制御弁
US4928733A (en) * 1989-04-26 1990-05-29 General Electric Company Steam valve with variable actuation forces

Also Published As

Publication number Publication date
AU611606B2 (en) 1991-06-13
JPH07111125B2 (ja) 1995-11-29
US5119859A (en) 1992-06-09
AU5073790A (en) 1990-09-06
JPH02233805A (ja) 1990-09-17
CA2011156C (fr) 1994-09-13

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Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed