JPWO2023112669A1 - - Google Patents

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Publication number
JPWO2023112669A1
JPWO2023112669A1 JP2023567664A JP2023567664A JPWO2023112669A1 JP WO2023112669 A1 JPWO2023112669 A1 JP WO2023112669A1 JP 2023567664 A JP2023567664 A JP 2023567664A JP 2023567664 A JP2023567664 A JP 2023567664A JP WO2023112669 A1 JPWO2023112669 A1 JP WO2023112669A1
Authority
JP
Japan
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
JP2023567664A
Other languages
Japanese (ja)
Other versions
JP7674516B2 (ja
JPWO2023112669A5 (https=
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.)
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Publication date
Application filed filed Critical
Publication of JPWO2023112669A1 publication Critical patent/JPWO2023112669A1/ja
Publication of JPWO2023112669A5 publication Critical patent/JPWO2023112669A5/ja
Application granted granted Critical
Publication of JP7674516B2 publication Critical patent/JP7674516B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • 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
    • F01D25/26—Double casings; Measures against temperature strain in casings
    • 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
    • F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
    • F01D11/08—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator
    • 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
    • F01D25/243—Flange connections; Bolting arrangements
    • 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
    • F01D25/246—Fastening of diaphragms or stator-rings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
    • F01K7/00—Steam engine plants characterised by the use of specific types of engine; Plants or engines characterised by their use of special steam systems, cycles or processes; Control means specially adapted for such systems, cycles or processes; Use of withdrawn or exhaust steam for feed-water heating
    • F01K7/16—Steam engine plants characterised by the use of specific types of engine; Plants or engines characterised by their use of special steam systems, cycles or processes; Control means specially adapted for such systems, cycles or processes; Use of withdrawn or exhaust steam for feed-water heating the engines being only of turbine type
    • F01K7/18—Steam engine plants characterised by the use of specific types of engine; Plants or engines characterised by their use of special steam systems, cycles or processes; Control means specially adapted for such systems, cycles or processes; Use of withdrawn or exhaust steam for feed-water heating the engines being only of turbine type the turbine being of multiple-inlet-pressure type
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
    • F01K7/00—Steam engine plants characterised by the use of specific types of engine; Plants or engines characterised by their use of special steam systems, cycles or processes; Control means specially adapted for such systems, cycles or processes; Use of withdrawn or exhaust steam for feed-water heating
    • F01K7/32—Steam engine plants characterised by the use of specific types of engine; Plants or engines characterised by their use of special steam systems, cycles or processes; Control means specially adapted for such systems, cycles or processes; Use of withdrawn or exhaust steam for feed-water heating the engines using steam of critical or overcritical pressure
    • 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
    • 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
    • F05D2240/00—Components
    • F05D2240/10—Stators
    • F05D2240/12—Fluid guiding means, e.g. vanes
    • 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
    • F05D2240/00—Components
    • F05D2240/10—Stators
    • F05D2240/14—Casings or housings protecting or supporting assemblies within
    • 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
    • F05D2240/00—Components
    • F05D2240/55—Seals
    • 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
    • F05D2260/00—Function
    • F05D2260/30—Retaining components in desired mutual position
    • F05D2260/31—Retaining bolts or nuts

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
JP2023567664A 2021-12-15 2022-11-30 蒸気タービン Active JP7674516B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2021203224 2021-12-15
JP2021203224 2021-12-15
PCT/JP2022/044097 WO2023112669A1 (ja) 2021-12-15 2022-11-30 蒸気タービン

Publications (3)

Publication Number Publication Date
JPWO2023112669A1 true JPWO2023112669A1 (https=) 2023-06-22
JPWO2023112669A5 JPWO2023112669A5 (https=) 2024-07-09
JP7674516B2 JP7674516B2 (ja) 2025-05-09

Family

ID=86774155

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2023567664A Active JP7674516B2 (ja) 2021-12-15 2022-11-30 蒸気タービン

Country Status (6)

Country Link
US (1) US12203383B2 (https=)
JP (1) JP7674516B2 (https=)
KR (1) KR102908735B1 (https=)
CN (1) CN118159717A (https=)
DE (1) DE112022003962T5 (https=)
WO (1) WO2023112669A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPWO2025028196A1 (https=) * 2023-08-02 2025-02-06

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5770903A (en) * 1980-08-22 1982-05-01 Westinghouse Electric Corp Axial flow elastic fluid turbine
JPS59229003A (ja) * 1983-06-10 1984-12-22 Hitachi Ltd 蒸気タ−ビンの主蒸気入口構造
JPS62267506A (ja) * 1986-05-15 1987-11-20 Toshiba Corp 蒸気タ−ビンのケ−シング
EP2196628A1 (de) * 2008-12-10 2010-06-16 Siemens Aktiengesellschaft Leitschaufelträger
JP2019218878A (ja) * 2018-06-18 2019-12-26 三菱日立パワーシステムズ株式会社 蒸気タービン設備及びコンバインドサイクルプラント

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58185903A (ja) 1982-04-23 1983-10-29 Hitachi Ltd 蒸気タ−ビン車室
JP4909113B2 (ja) * 2007-02-16 2012-04-04 三菱重工業株式会社 蒸気タービン車室構造
US20130177438A1 (en) 2012-01-06 2013-07-11 General Electric Company Sectioned rotor, a steam turbine having a sectioned rotor and a method for producing a sectioned rotor
JP6021521B2 (ja) * 2012-08-28 2016-11-09 株式会社オーディオテクニカ 米飯圧延装置
JP5770903B1 (ja) 2014-09-26 2015-08-26 タナシン電機株式会社 漏洩電流算出装置及び漏洩電流算出方法
JP6614502B2 (ja) 2016-10-21 2019-12-04 三菱重工業株式会社 蒸気タービン
JP7663091B2 (ja) * 2022-11-14 2025-04-16 株式会社三洋物産 遊技機

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5770903A (en) * 1980-08-22 1982-05-01 Westinghouse Electric Corp Axial flow elastic fluid turbine
JPS59229003A (ja) * 1983-06-10 1984-12-22 Hitachi Ltd 蒸気タ−ビンの主蒸気入口構造
JPS62267506A (ja) * 1986-05-15 1987-11-20 Toshiba Corp 蒸気タ−ビンのケ−シング
EP2196628A1 (de) * 2008-12-10 2010-06-16 Siemens Aktiengesellschaft Leitschaufelträger
JP2019218878A (ja) * 2018-06-18 2019-12-26 三菱日立パワーシステムズ株式会社 蒸気タービン設備及びコンバインドサイクルプラント

Also Published As

Publication number Publication date
DE112022003962T5 (de) 2024-05-29
JP7674516B2 (ja) 2025-05-09
US20240418104A1 (en) 2024-12-19
US12203383B2 (en) 2025-01-21
KR102908735B1 (ko) 2026-01-06
WO2023112669A1 (ja) 2023-06-22
CN118159717A (zh) 2024-06-07
KR20240055849A (ko) 2024-04-29

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