KR20010041447A - 증기 터빈의 밀봉 링 - Google Patents
증기 터빈의 밀봉 링 Download PDFInfo
- Publication number
- KR20010041447A KR20010041447A KR1020007009597A KR20007009597A KR20010041447A KR 20010041447 A KR20010041447 A KR 20010041447A KR 1020007009597 A KR1020007009597 A KR 1020007009597A KR 20007009597 A KR20007009597 A KR 20007009597A KR 20010041447 A KR20010041447 A KR 20010041447A
- Authority
- KR
- South Korea
- Prior art keywords
- sealing ring
- divided
- sealing
- piece
- pieces
- Prior art date
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
- 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
- F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
- F01D11/02—Preventing or minimising internal leakage of working-fluid, e.g. between stages by non-contact sealings, e.g. of labyrinth type
- F01D11/025—Seal clearance control; Floating assembly; Adaptation means to differential thermal dilatations
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
- F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
- F02C7/28—Arrangement of seals
-
- 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
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/44—Free-space packings
- F16J15/441—Free-space packings with floating ring
- F16J15/442—Free-space packings with floating ring segmented
-
- 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
- F05D2230/00—Manufacture
- F05D2230/60—Assembly methods
- F05D2230/64—Assembly methods using positioning or alignment devices for aligning or centring, e.g. pins
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
- Mechanical Sealing (AREA)
Abstract
Description
Claims (2)
- 내면에 밀봉 핀을 갖고, 상하 방향으로 미끄럼 운동하는 분할면으로 복수로 분할된 밀봉 링부편과, 서로 인접하는 밀봉 링부편의 사이에 배치되고 상기 분할면을 따라 상하 방향으로 가압되는 스프링과, 상기 각 밀봉 링부편의 각각에 결합하여 각 밀봉 링부편을 상하 방향으로 안내하는 복수의 밀봉 링 가이드를 가짐으로써 이루어지는 것을 특징으로 하는증기 터빈의 밀봉 링.
- 제 1 항에 있어서,상기 분할된 밀봉 링부편 중, 상부 및 하부의 밀봉 링부편과 상기 상부 및 하부 밀봉 링부편에 각각 결합하는 상기 밀봉 링 가이드 사이에 각각 상하 방향으로 가압되는 스프링을 배치한 것을 특징으로 하는증기 터빈의 밀봉 링.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP04944098A JP3905625B2 (ja) | 1998-03-02 | 1998-03-02 | 蒸気タービンのシールリング |
JP98-049440 | 1998-03-02 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20010041447A true KR20010041447A (ko) | 2001-05-25 |
KR100386186B1 KR100386186B1 (ko) | 2003-06-02 |
Family
ID=12831186
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR10-2000-7009597A KR100386186B1 (ko) | 1998-03-02 | 1999-02-22 | 증기 터빈의 밀봉 링 |
Country Status (7)
Country | Link |
---|---|
EP (1) | EP1061237B1 (ko) |
JP (1) | JP3905625B2 (ko) |
KR (1) | KR100386186B1 (ko) |
CN (1) | CN1116500C (ko) |
DE (1) | DE69936636T2 (ko) |
ID (1) | ID26711A (ko) |
WO (1) | WO1999045240A1 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101007119B1 (ko) * | 2010-10-04 | 2011-01-10 | 홍선영 | 발전 터빈의 다이아프램용 실 |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101648330B (zh) * | 2008-08-12 | 2012-09-05 | 哈尔滨仟兆电力技术有限公司 | 极限间隙密封的加工方法 |
US8356972B2 (en) * | 2008-12-10 | 2013-01-22 | Westinghouse Electric Company Llc | Thermally activated shutdown seals for rotatable shafts |
DE102013223682A1 (de) * | 2013-11-20 | 2015-05-21 | Siemens Aktiengesellschaft | Abdichtungsverfahren und Dichtungsring |
WO2023157520A1 (ja) * | 2022-02-18 | 2023-08-24 | 三菱重工業株式会社 | シール装置及び回転機械 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57116972A (en) * | 1981-01-09 | 1982-07-21 | Toshiba Corp | Shaft seal unit for rotor |
JPS60111004A (ja) * | 1983-11-21 | 1985-06-17 | Hitachi Ltd | 軸流形流体機械のケ−シング |
JPS633570U (ko) * | 1986-06-26 | 1988-01-11 |
-
1998
- 1998-03-02 JP JP04944098A patent/JP3905625B2/ja not_active Expired - Fee Related
-
1999
- 1999-02-22 WO PCT/JP1999/000770 patent/WO1999045240A1/ja active IP Right Grant
- 1999-02-22 ID IDW20001696A patent/ID26711A/id unknown
- 1999-02-22 CN CN99803612A patent/CN1116500C/zh not_active Expired - Lifetime
- 1999-02-22 DE DE69936636T patent/DE69936636T2/de not_active Expired - Lifetime
- 1999-02-22 KR KR10-2000-7009597A patent/KR100386186B1/ko not_active IP Right Cessation
- 1999-02-22 EP EP99906455A patent/EP1061237B1/en not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101007119B1 (ko) * | 2010-10-04 | 2011-01-10 | 홍선영 | 발전 터빈의 다이아프램용 실 |
Also Published As
Publication number | Publication date |
---|---|
ID26711A (id) | 2001-02-01 |
CN1116500C (zh) | 2003-07-30 |
DE69936636D1 (de) | 2007-09-06 |
EP1061237A4 (en) | 2004-09-01 |
CN1292062A (zh) | 2001-04-18 |
EP1061237B1 (en) | 2007-07-25 |
EP1061237A1 (en) | 2000-12-20 |
WO1999045240A1 (fr) | 1999-09-10 |
DE69936636T2 (de) | 2008-05-21 |
KR100386186B1 (ko) | 2003-06-02 |
JPH11247617A (ja) | 1999-09-14 |
JP3905625B2 (ja) | 2007-04-18 |
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