KR880010217A - 터어빈 기계장치 - Google Patents

터어빈 기계장치 Download PDF

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Publication number
KR880010217A
KR880010217A KR1019880002055A KR880002055A KR880010217A KR 880010217 A KR880010217 A KR 880010217A KR 1019880002055 A KR1019880002055 A KR 1019880002055A KR 880002055 A KR880002055 A KR 880002055A KR 880010217 A KR880010217 A KR 880010217A
Authority
KR
South Korea
Prior art keywords
disk
annular plate
turbine
root
radius
Prior art date
Application number
KR1019880002055A
Other languages
English (en)
Inventor
페르리저 주레크
Original Assignee
엠.피.린치
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 엠.피.린치, 웨스팅하우스 일렉트릭 코오포레이숀 filed Critical 엠.피.린치
Publication of KR880010217A publication Critical patent/KR880010217A/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
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/30—Fixing blades to rotors; Blade roots ; Blade spacers
    • 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
    • F01D5/30—Fixing blades to rotors; Blade roots ; Blade spacers
    • F01D5/3007—Fixing blades to rotors; Blade roots ; Blade spacers of axial insertion type
    • F01D5/3015—Fixing blades to rotors; Blade roots ; Blade spacers of axial insertion type with side plates
    • 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
    • F01D11/005—Sealing means between non relatively rotating elements
    • F01D11/006—Sealing the gap between rotor blades or blades and rotor

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Medicines Containing Plant Substances (AREA)

Abstract

내용 없음

Description

터어빈 기계장치
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제 1도는 축방향 삽입식 블레이드를 갖는 터어빈의 부분사시도.
제 2도는 블레이드열의 조립에 있어서의 중간 단계를 도시한 상기 터어빈의 부분사시도.
제 3도는 본 발명에 따른 조립된 터어빈의 부분사시도.
제 4도는 상기 터어빈의 블레이드의 측면도로서 상기 블레이드와 본 발명의 여러 가지 부품사이의 협력관계를 도시함.

Claims (4)

  1. 입구측(I)과 출구측(O)를 갖는 디스크, 그 주위에 배치되는 일반적으로 측방향으로 연장되는 다수의 홈(18), 각각 플랫포옴(14)과 상기 홈(18)중 하나와 정합하는 루트(16)를 갖는 다수의 블레이드(12) 및 상기 디스크(20)의 입구(I)와 출구측(O)의 하나와 나란히 배치되며 상기 홈(18)과 플랫포옴(14)의 면을 덮는 환형 플레이트(28)를 갖는 터어빈 기계장치(10)에 있어서, 상기 루트(16)의 바닥 대부분과 상기 루트(16)가 정합하는 홈(18)의 바닥사이에 틈새(19)가 형성되고, 그리고 상기 환형 플레이트(28)는 상기 틈새(19)중 적어도 선택된 틈새를 통해 연장되는 이격된 갈래(32)를 갖고, 각각의 갈래(32)는 상기 플레이트(28)가 나란히 배치된 측과 대향하는 상기 디스크(20)의 측 위에서 상기 디스크(20)를 따라 반경방향으로 굽어진 자유단부를 갖는 것을 특징으로 하는 터어빈 기계장치.
  2. 제 1항에 있어서, 각각의 갈래(32)의 자유 단부는 루트의 면내의 홈구역에 들어가는 것을 특징으로 하는 터어빈 기계장치.
  3. 제 1항 또는 제 2항에 있어서, 상기 환형 플레이트(28)는 상기 디스크(20)의 반경에다 상기 플랫포옴(14)의 두께를 더한 것과 유사한 외부 반경 r1을 갖고 그리고 내부 반경 r2은 상기 디스크(20)의 중심으로부터 상기 홈(18)의 바닥까지의 반경과 유사한 것을 특징으로 하는 터어빈 기계장치.
  4. 제 1항에 있어서, 제 2환형 플레이드(30)은 제 1환형 플레이트(28)를 나란히 배치한 측과 대향되는 디스크(20)측에 나란히 배치되고, 상기 제 2환형 플레이트(30)는 상기 제 2환형 플레이트(30)를 상기 디스크(20)와 나란히 유지시키기 위한 일체의 보유수단(34)을 갖는 것을 특징으로 하는 터어빈 기계장치.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019880002055A 1987-02-27 1988-02-27 터어빈 기계장치 KR880010217A (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US020045 1987-02-27
US07/020,045 US4781534A (en) 1987-02-27 1987-02-27 Apparatus and method for reducing windage and leakage in steam turbine incorporating axial entry blade

Publications (1)

Publication Number Publication Date
KR880010217A true KR880010217A (ko) 1988-10-07

Family

ID=21796436

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019880002055A KR880010217A (ko) 1987-02-27 1988-02-27 터어빈 기계장치

Country Status (7)

Country Link
US (1) US4781534A (ko)
JP (1) JPS63230906A (ko)
KR (1) KR880010217A (ko)
CN (1) CN1010493B (ko)
CA (1) CA1279827C (ko)
ES (1) ES2009550A6 (ko)
IT (1) IT1220643B (ko)

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JP3022838B2 (ja) * 1998-05-26 2000-03-21 日本電気データ機器株式会社 間引き印字駆動方法
US6478540B2 (en) * 2000-12-19 2002-11-12 General Electric Company Bucket platform cooling scheme and related method
US8128371B2 (en) 2007-02-15 2012-03-06 General Electric Company Method and apparatus to facilitate increasing turbine rotor efficiency
US7806662B2 (en) * 2007-04-12 2010-10-05 Pratt & Whitney Canada Corp. Blade retention system for use in a gas turbine engine
US20100232939A1 (en) * 2009-03-12 2010-09-16 General Electric Company Machine Seal Assembly
US8696320B2 (en) * 2009-03-12 2014-04-15 General Electric Company Gas turbine having seal assembly with coverplate and seal
FR2961847B1 (fr) * 2010-06-25 2012-08-17 Snecma Roue mobile a aubes en materiau composite pour moteur a turbine a gaz a liaison pied d'aube/disque par serrage
FR2963806B1 (fr) * 2010-08-10 2013-05-03 Snecma Dispositif de blocage d'un pied d'une aube de rotor
DE102012200891A1 (de) * 2012-01-23 2013-07-25 Mtu Aero Engines Gmbh System zur Vorgabe einer Einbauposition von Laufschaufeln, Sicherungselement, Laufschaufel, Turbomaschine sowie Verfahren
US9534499B2 (en) * 2012-04-13 2017-01-03 Caterpillar Inc. Method of extending the service life of used turbocharger compressor wheels
FR3029960B1 (fr) * 2014-12-11 2021-06-04 Snecma Roue a aubes avec joint radial pour une turbine de turbomachine
FR3029961B1 (fr) 2014-12-11 2021-06-11 Snecma Roue a aubes avec becquets pour une turbine de turbomachine
FR3082878B1 (fr) * 2018-06-20 2021-06-04 Safran Aircraft Engines Aube de turbomachine
FR3093532B1 (fr) * 2019-03-06 2021-05-14 Safran Aircraft Engines Dispositif de ventilation d’une roue de turbine de turbomachine et/ou de retenue axiale d’aubes d’une telle roue
FR3093533B1 (fr) * 2019-03-06 2022-04-15 Safran Aircraft Engines dispositif d’amortissement pour rotor de turbomachine

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CA604830A (en) * 1960-09-06 Metropolitan-Vickers Electrical Company Limited Locking means for axial flow turbo-machine blading
US1873956A (en) * 1930-05-05 1932-08-30 Allis Chalmers Mfg Co Rotor structure
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GB905582A (en) * 1960-05-26 1962-09-12 Rolls Royce Improvements relating to the sealing of blades in a bladed rotor
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Also Published As

Publication number Publication date
IT8841532A0 (it) 1988-02-19
JPS63230906A (ja) 1988-09-27
CA1279827C (en) 1991-02-05
CN1010493B (zh) 1990-11-21
ES2009550A6 (es) 1989-10-01
US4781534A (en) 1988-11-01
IT1220643B (it) 1990-06-15
CN88100955A (zh) 1988-09-07

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