KR870004219A - 증기터빈 - Google Patents

증기터빈 Download PDF

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Publication number
KR870004219A
KR870004219A KR1019860008800A KR860008800A KR870004219A KR 870004219 A KR870004219 A KR 870004219A KR 1019860008800 A KR1019860008800 A KR 1019860008800A KR 860008800 A KR860008800 A KR 860008800A KR 870004219 A KR870004219 A KR 870004219A
Authority
KR
South Korea
Prior art keywords
rotor
disposed
ring
nozzle chamber
sealing means
Prior art date
Application number
KR1019860008800A
Other languages
English (en)
Other versions
KR950003058B1 (ko
Inventor
주니어 존 쿰 그로넨달
브라운 보이드
Original Assignee
제이.에이치.푸크스
웨스팅하우스 일렉트릭 코오포레이숀
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 제이.에이치.푸크스, 웨스팅하우스 일렉트릭 코오포레이숀 filed Critical 제이.에이치.푸크스
Publication of KR870004219A publication Critical patent/KR870004219A/ko
Application granted granted Critical
Publication of KR950003058B1 publication Critical patent/KR950003058B1/ko

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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
    • F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
    • 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
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/02—Blade-carrying members, e.g. rotors
    • F01D5/08—Heating, heat-insulating or cooling means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01B—MACHINES OR ENGINES, IN GENERAL OR OF POSITIVE-DISPLACEMENT TYPE, e.g. STEAM ENGINES
    • F01B31/00—Component parts, details, or accessories not provided for in, or of interest apart from, other groups
    • F01B31/06—Means for compensating relative expansion of component parts

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

내용 없음

Description

증기터빈
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명에 의하여 설계된 증기터빈의 부분단면한 정면도.
제2도는 제1도의 증기터빈의 부분확대단면도.
* 도면의 주요부분에 대한 부호의 설명
3 : 외부실린더 5 : 내부실린더
7 : 블레이드 실린더 9 : 노즐쳄버 조립체
15 : 로터 21 : 모조링
23 : 스러스트 밸런스피스톤 27, 35 : 미로밀봉수단
31 : 원주링 33 : 원형핀(fin)
45 : 밀봉챔버

Claims (3)

  1. 외부실린더(3)와, 그 안에 배치된 내부실린더(5)와, 일부는 내부실린더(5)내에, 일부는 외부실린더(3)내에 배치된 블레이드링(7)과, 터빈로터블레이드에 모티브증기를 유입시키기 위해 내부실린더(5)내에 배치된 노즐쳄버와 노즐블럭부를 지니는 노즐쳄버조립체(9)와, 원형으로 배열된 다수의 블레이드를 지니며 위에 스러스트밸런스피스톤(23)이 형성된 로터(15)와, 모조링(21)과 밸런스피스톤(23)사이에 배치되어 그 사이에서 제한된 누출 회전 밀봉을 형성하는 미로 밀봉수단을 구비한 증기터빈에 있어서, 고정밀봉수단(41)이 노즐블럭(13)과 블레이드링(7)사이에 배치되며, 밸런스피스톤(23)에 작용하는 증기를 제한하는 밀폐된 밀봉쳄버(45)와 내부 실린더(5), 노즐쳄버(9), 노즐블럭(13), 블레이드링(7), 모조링(21) 및 로터(15)와 그 밀봉수단이 상호 작용하도록 그 사이에서 밀봉을 형성하기 위하여 노즐쳄버조립체(9)와 로터(15) 사이에 미로밀봉수단(15)이 배치되고, 밀봉쳄버(45)와의 유동통로를 제공하도록 블레이드링(7)에 포트(43)가 배치되고 1차원형배열로터블레이드(17)의 하류쪽으로 위치된 것을 특징으로 하는 증기터빈.
  2. 제1항에 있어서, 노즐쳄버조립체(13)와 로터(15)사이의 미로밀봉수단(35)은 1차원형 배열로터블레이드의 상류측에 인접하게 배치된 노즐블럭(13)과 로터(15) 사이의 1차미로시일과, 노즐챔버조립체(9)와 로터(15)사이에 배치된 2차 미로시일(27)을 구비한 것을 특징으로 하는 증기터빈.
  3. 제2항에 있어서, 노즐챔버조립체(9)와 로터(15)사이의 2차미로시일(27)이, 링(3)과 맞물리고 고압에서 낮은 누출미로시일을 형성하도록 링(31)의 중심 부분에 인접하여 반경방향으로 배치된 다수의 원형핀(33)과 상호 작동가능하게 관련된 로터상에 직렬로 배치된 다수의 원주링(31)을 구비하게 된 것을 특징으로 하는 증기터빈.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019860008800A 1985-10-23 1986-10-21 증기터빈 KR950003058B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/790,679 US4661043A (en) 1985-10-23 1985-10-23 Steam turbine high pressure vent and seal system
US790679 1985-10-23

Publications (2)

Publication Number Publication Date
KR870004219A true KR870004219A (ko) 1987-05-08
KR950003058B1 KR950003058B1 (ko) 1995-03-30

Family

ID=25151441

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019860008800A KR950003058B1 (ko) 1985-10-23 1986-10-21 증기터빈

Country Status (9)

Country Link
US (1) US4661043A (ko)
EP (1) EP0220930B1 (ko)
JP (1) JPS62101801A (ko)
KR (1) KR950003058B1 (ko)
CN (1) CN1006168B (ko)
CA (1) CA1245164A (ko)
DE (1) DE3664510D1 (ko)
ES (1) ES2009789B3 (ko)
IN (1) IN164116B (ko)

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US4864810A (en) * 1987-01-28 1989-09-12 General Electric Company Tractor steam piston balancing
US5056989A (en) * 1990-10-01 1991-10-15 Westinghouse Electric Corp. Stage replacement blade ring flow guide
FR2831918B1 (fr) * 2001-11-08 2004-05-28 Snecma Moteurs Stator pour turbomachine
EP1624155A1 (de) * 2004-08-02 2006-02-08 Siemens Aktiengesellschaft Dampfturbine und Verfahren zum Betrieb einer Dampfturbine
DE102006013557B4 (de) * 2005-03-30 2015-09-24 Alstom Technology Ltd. Rotor für eine Dampfturbine
JP2009047122A (ja) * 2007-08-22 2009-03-05 Toshiba Corp 蒸気タービン
JP5509012B2 (ja) * 2010-09-16 2014-06-04 株式会社東芝 蒸気タービン
EP2554789A1 (de) * 2011-08-04 2013-02-06 Siemens Aktiengesellschaft Dampfturbine umfassend einen Schubausgleichskolben
FR2980817A1 (fr) * 2011-09-30 2013-04-05 Alstom Technology Ltd Installation comprenant des modules de turbine a vapeur a rendement optimise.
CN102425531A (zh) * 2011-11-13 2012-04-25 王政玉 一种多种能源联合运行的发动机
CN104153824B (zh) * 2014-07-25 2016-05-04 江苏金通灵流体机械科技股份有限公司 透平多级气封结构
EP2987952A1 (de) * 2014-08-20 2016-02-24 Siemens Aktiengesellschaft Dampfturbine und Verfahren zum Betrieb einer Dampfturbine
US10247029B2 (en) * 2016-02-04 2019-04-02 United Technologies Corporation Method for clearance control in a gas turbine engine
CN107725119B (zh) * 2017-12-06 2024-01-12 中国船舶重工集团公司第七0三研究所 一种高压腔室的嵌套式汽封平衡结构

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2294983A (en) * 1941-04-29 1942-09-08 Westinghouse Electric & Mfg Co Steam turbine apparatus
US2304994A (en) * 1941-06-20 1942-12-15 Westinghouse Electric & Mfg Co Turbine cylinder cooling
US2467818A (en) * 1947-11-29 1949-04-19 Gen Electric High-temperature turbine casing arrangement
US2524724A (en) * 1948-10-07 1950-10-03 Westinghouse Electric Corp Turbine apparatus
US2796231A (en) * 1954-03-24 1957-06-18 Westinghouse Electric Corp High pressure steam turbine casing structure
US2888240A (en) * 1956-03-07 1959-05-26 Allis Chalmers Mfg Co Fluid cooled barrel cylinder for turbines
US2920867A (en) * 1957-01-22 1960-01-12 Westinghouse Electric Corp Reheat turbine apparatus
US3189320A (en) * 1963-04-29 1965-06-15 Westinghouse Electric Corp Method of cooling turbine rotors and discs
US3614255A (en) * 1969-11-13 1971-10-19 Gen Electric Thrust balancing arrangement for steam turbine
BE786674A (fr) * 1971-07-26 1973-01-25 Westinghouse Electric Corp Turbine a plusieurs enveloppes
JPS54163205A (en) * 1978-06-16 1979-12-25 Mitsubishi Heavy Ind Ltd High and intermediate pressure combined turbine
US4242041A (en) * 1979-01-15 1980-12-30 Westinghouse Electric Corp. Rotor cooling for double axial flow turbines
JPS56138405A (en) * 1980-03-31 1981-10-29 Fuji Electric Co Ltd Gland steam pipe device for steam turbine
US4362464A (en) * 1980-08-22 1982-12-07 Westinghouse Electric Corp. Turbine cylinder-seal system
IN162366B (ko) * 1984-03-23 1988-05-14 Westinghouse Electric Corp

Also Published As

Publication number Publication date
CN1006168B (zh) 1989-12-20
EP0220930A1 (en) 1987-05-06
US4661043A (en) 1987-04-28
ES2009789B3 (es) 1989-10-16
JPS62101801A (ja) 1987-05-12
CN86106925A (zh) 1987-05-13
CA1245164A (en) 1988-11-22
DE3664510D1 (en) 1989-08-24
IN164116B (ko) 1989-01-14
JPH0419364B2 (ko) 1992-03-30
KR950003058B1 (ko) 1995-03-30
EP0220930B1 (en) 1989-07-19

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