KR102214844B1 - 개폐 밸브 및 증기 터빈 - Google Patents

개폐 밸브 및 증기 터빈 Download PDF

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Publication number
KR102214844B1
KR102214844B1 KR1020197021758A KR20197021758A KR102214844B1 KR 102214844 B1 KR102214844 B1 KR 102214844B1 KR 1020197021758 A KR1020197021758 A KR 1020197021758A KR 20197021758 A KR20197021758 A KR 20197021758A KR 102214844 B1 KR102214844 B1 KR 102214844B1
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KR
South Korea
Prior art keywords
valve
communication hole
flow path
valve box
outlet flow
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KR1020197021758A
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English (en)
Korean (ko)
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KR20190102227A (ko
Inventor
도모유키 오니시
후미유키 스즈키
겐스케 후타하시
하오 리
Original Assignee
미츠비시 파워 가부시키가이샤
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    • 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
    • F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
    • F01D25/24—Casings; Casing parts, e.g. diaphragms, casing fastenings
    • 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
    • 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
    • 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
    • F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
    • 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
    • F16K27/00—Construction of housing; Use of materials therefor
    • F16K27/02—Construction of housing; Use of materials therefor of lift valves
    • 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
    • F16K27/00—Construction of housing; Use of materials therefor
    • F16K27/02—Construction of housing; Use of materials therefor of lift valves
    • F16K27/0254—Construction of housing; Use of materials therefor of lift valves with conical shaped valve members
    • 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
    • F16K27/00—Construction of housing; Use of materials therefor
    • F16K27/10—Welded housings
    • F16K27/102—Welded housings for lift-valves
    • 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
    • F16K49/00—Means in or on valves for heating or cooling
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2220/00—Application
    • F05D2220/30—Application in turbines
    • F05D2220/31—Application in turbines in steam turbines

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Control Of Turbines (AREA)
  • Lift Valve (AREA)
  • Valve Housings (AREA)
  • Details Of Valves (AREA)
KR1020197021758A 2017-02-15 2018-02-15 개폐 밸브 및 증기 터빈 Active KR102214844B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JPJP-P-2017-025964 2017-02-15
JP2017025964A JP6666280B2 (ja) 2017-02-15 2017-02-15 開閉弁、及び蒸気タービン
PCT/JP2018/005324 WO2018151231A1 (ja) 2017-02-15 2018-02-15 開閉弁、及び蒸気タービン

Publications (2)

Publication Number Publication Date
KR20190102227A KR20190102227A (ko) 2019-09-03
KR102214844B1 true KR102214844B1 (ko) 2021-02-10

Family

ID=63170601

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020197021758A Active KR102214844B1 (ko) 2017-02-15 2018-02-15 개폐 밸브 및 증기 터빈

Country Status (6)

Country Link
US (1) US11066956B2 (enExample)
JP (1) JP6666280B2 (enExample)
KR (1) KR102214844B1 (enExample)
CN (1) CN110234843B (enExample)
DE (1) DE112018000877T5 (enExample)
WO (1) WO2018151231A1 (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10816102B2 (en) * 2018-08-01 2020-10-27 General Electric Company Erosion resistant steam valve
US20240328538A1 (en) * 2022-02-01 2024-10-03 Mitsubishi Heavy Industries, Ltd. Steam valve and power generation system

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009162177A (ja) * 2008-01-09 2009-07-23 Toshiba Corp 蒸気弁および発電設備
WO2016084530A1 (ja) * 2014-11-25 2016-06-02 三菱重工業株式会社 弁ケーシング、これを備えた弁、弁を備えたタービン装置、および弁ケーシングの雰囲気ガス侵入防止方法

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU537607B2 (en) * 1980-12-02 1984-07-05 Hitachi Limited Combined valve for use in a reheating steam turbine
JPS58137670A (ja) * 1982-02-10 1983-08-16 Toshiba Corp 主蒸気弁装置
US6070605A (en) * 1999-01-25 2000-06-06 General Electric Co. Steam turbine valve disk vibration reducer
JP2004028195A (ja) * 2002-06-25 2004-01-29 Toshiba Corp 蒸気弁
US6655409B1 (en) * 2002-09-04 2003-12-02 General Electric Company Combined stop and control valve for supplying steam
JP4619958B2 (ja) 2006-01-20 2011-01-26 株式会社東芝 蒸気タービン用制御弁及び蒸気タービン発電プラント
JP5022853B2 (ja) * 2007-10-03 2012-09-12 株式会社東芝 蒸気弁および発電設備
US20120073293A1 (en) * 2010-09-23 2012-03-29 General Electric Company Steam turbine valve having integral pressure chamber
JP2013189864A (ja) * 2012-03-12 2013-09-26 Toshiba Corp 蒸気弁およびその駆動装置
JP5984464B2 (ja) * 2012-04-05 2016-09-06 三菱日立パワーシステムズ株式会社 蒸気弁、及び蒸気タービン
JP2014152827A (ja) 2013-02-06 2014-08-25 Mitsubishi Heavy Ind Ltd 開閉弁
JP6071831B2 (ja) 2013-09-30 2017-02-01 三菱重工業株式会社 開閉弁及び蒸気タービン
JP2016031044A (ja) * 2014-07-29 2016-03-07 株式会社東芝 蒸気弁

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009162177A (ja) * 2008-01-09 2009-07-23 Toshiba Corp 蒸気弁および発電設備
WO2016084530A1 (ja) * 2014-11-25 2016-06-02 三菱重工業株式会社 弁ケーシング、これを備えた弁、弁を備えたタービン装置、および弁ケーシングの雰囲気ガス侵入防止方法

Also Published As

Publication number Publication date
JP2018131970A (ja) 2018-08-23
CN110234843A (zh) 2019-09-13
WO2018151231A1 (ja) 2018-08-23
CN110234843B (zh) 2022-02-08
JP6666280B2 (ja) 2020-03-13
KR20190102227A (ko) 2019-09-03
US11066956B2 (en) 2021-07-20
DE112018000877T5 (de) 2019-11-07
US20190383169A1 (en) 2019-12-19

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