KR900013184A - 가스 터어빈 - Google Patents

가스 터어빈 Download PDF

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Publication number
KR900013184A
KR900013184A KR1019900001360A KR900001360A KR900013184A KR 900013184 A KR900013184 A KR 900013184A KR 1019900001360 A KR1019900001360 A KR 1019900001360A KR 900001360 A KR900001360 A KR 900001360A KR 900013184 A KR900013184 A KR 900013184A
Authority
KR
South Korea
Prior art keywords
cooling air
gas turbine
cavity
hole
insert
Prior art date
Application number
KR1019900001360A
Other languages
English (en)
Inventor
웨인 토버리 에드워드
Original Assignee
지.엘, 더어머
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 지.엘, 더어머, 웨스팅하우스 일렉트릭 코오포레이숀 filed Critical 지.엘, 더어머
Publication of KR900013184A publication Critical patent/KR900013184A/ko

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Classifications

    • 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
    • F02C7/12—Cooling of plants
    • 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
    • F01D5/12—Blades
    • F01D5/14—Form or construction
    • F01D5/18—Hollow blades, i.e. blades with cooling or heating channels or cavities; Heating, heat-insulating or cooling means on blades
    • F01D5/187—Convection cooling
    • F01D5/188—Convection cooling with an insert in the blade cavity to guide the cooling fluid, e.g. forming a separation wall
    • F01D5/189—Convection cooling with an insert in the blade cavity to guide the cooling fluid, e.g. forming a separation wall the insert having a tubular cross-section, e.g. airfoil shape
    • 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
    • F01D25/32—Collecting of condensation water; Drainage ; Removing solid particles
    • 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
    • F05D2240/80—Platforms for stationary or moving blades
    • F05D2240/81—Cooled platforms
    • 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
    • F05D2260/20—Heat transfer, e.g. cooling
    • F05D2260/201—Heat transfer, e.g. cooling by impingement of a fluid

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)

Abstract

내용 없음

Description

가스 터어빈
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 제1열 고정 날개를 도시하는 가스 터어빈의 터어빈부의 일부이 세로 단면도.
제2도는 제1도의 도시의 제1열 고정 날개의 확대된 세로 단면도.
제3도는 제2도의 Ⅲ-Ⅲ선을 따라 취한 제2도 도시의 날개의 단면도.

Claims (7)

  1. 공기를 압축하기 위한 압축기부와, 압축된 공기에서 연료를 연소하여 고온 가스를 방생하기위해 상기 압축기부에 연결된 연소부와, 고온 가스를 팽창하기 위해서 상기 연소부에 연결된 터어빈부와, 그안에 형성된 공동(24)을 가지며, 고온 가스가 통과하여 흐르는 환상의 구조를 형성하는, 회전 샤프트(5)를 둘러 싸기 위하여 상기 터어빈부내에 설치된 다수의 고정 날개(7)와, 상기 날개(7)에 있는 상기 공동(24)에 냉각 공기를 공급하기 위한 장치(15)로 구성되는 가스 터어빈에 있어서, 상기 냉각 공기에 함유된 입자들이 상기 공동(24)으로 부터 제거되게 상기 공동(24)에서 상기 냉각 공기의 일부를 누출하기 위한 장치(23,25,44)를 특징으로 하는 가스 터어빈.
  2. 제1항에 있어서, 상기 날개(7)를 지지하기 위해 상기 날개97)의 각기의 외부판 단부에 형성된 외부 시라우드(13)와, 상기 냉각공기가 상기 공동(24)으로 갈수 있도록 각기의 상기 외부 시라우드(13)에 형성된 구멍(15)과, 각기의 상기 내부 시라우드는 상기 내부 시라우드(14)의 일부를 덮는 포함 카바(12)로 구성되는 다기관(25)을 형성하며, 상기 각각의 날개(7)의 내부판 단부에 형성된 내부 시라우드(14)를 포함하는 것을 특징으로 하는 가스 터어빈.
  3. 제2항에 있어서, 각기의 다기관(25)으로 공동(24)의 냉각공기가 흐르게 하기 위하여 각기의 상기 내부 시라우드(14)에는 구멍(48)이 형성되는 것을 특징으로 하는 가스 터어빈.
  4. 제3항에 있어서, 상기 다기관(25)의 상기 냉각 공기가 조절된 방식으로 배출될수 있게 하기 위해 각기의 상기 내부 시라우드(14)에는 통로(23)가 제공되는 것을 특징으로 하는 가스 터어빈.
  5. 제4항에 있어서, 냉각 공기가 각기의 상기 인서어트(22)의 외부판 단부로 공급되며, 각기의 상기 공동(24)에는 인서어트(22)가 설치되며, 상기 인서어트(22)는 냉각 공기가 상기 공동의 상기 날개에 분배되도록 다수의 간격진 제1구멍들을 가지며, 설치된 제2구멍들(27)은 상기 냉각 공기를 배출하기위해 상기 날개(7)를 형성하는 벽에 형성되며, 각기의 상기 인서어트(22)는 상기 다기관(25)으로 냉각 공기를 배출하기 위해 그 내부판 단부에 설치된 제3구멍(44)을 가지며, 제4구멍(46)이 각기의 상기 내부 시라우드(14)에 형성되며, 상기 제3구멍은 상기 인서어트에 형성되며, 상기 인서어트(22)는 각기의 상기 내부 시라우드(14)의 상기 제4구멍(46)으로 연장하여 상기 제3구멍(44)을 형성하는 튜브(20)를 가지는 것을 특징으로 하는 가스 터어빈.
  6. 제5항에 있어서, 각기의 상기 제3구멍(44)의 직경은 상기 제1구멍들의 직경보다 4-6배 더큰것을 특징으로 하는 가스 터어빈.
  7. 제6항에 있어서, 각기의 상기 제3구멍(44)의 직경은, 상기 구멍을 통하여 누출된 상기 냉각 공기 부분은 상기 날개(7)에 공급된 냉각 공기의 10%-15% 범위가 되는 크기인 것을 특징으로 하는 가스 터어빈.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019900001360A 1989-02-06 1990-02-05 가스 터어빈 KR900013184A (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US306,186 1989-02-06
US07/306,186 US4962640A (en) 1989-02-06 1989-02-06 Apparatus and method for cooling a gas turbine vane

Publications (1)

Publication Number Publication Date
KR900013184A true KR900013184A (ko) 1990-09-03

Family

ID=23184201

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019900001360A KR900013184A (ko) 1989-02-06 1990-02-05 가스 터어빈

Country Status (7)

Country Link
US (1) US4962640A (ko)
EP (1) EP0381955A1 (ko)
JP (1) JP2580355B2 (ko)
KR (1) KR900013184A (ko)
CN (1) CN1047905A (ko)
AU (1) AU4864290A (ko)
CA (1) CA2009313A1 (ko)

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Also Published As

Publication number Publication date
JPH02233801A (ja) 1990-09-17
US4962640A (en) 1990-10-16
EP0381955A1 (en) 1990-08-16
AU4864290A (en) 1990-08-09
JP2580355B2 (ja) 1997-02-12
CA2009313A1 (en) 1990-08-06
CN1047905A (zh) 1990-12-19

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