KR910020297A - 터어빈 블레이드 - Google Patents

터어빈 블레이드 Download PDF

Info

Publication number
KR910020297A
KR910020297A KR1019910007031A KR910007031A KR910020297A KR 910020297 A KR910020297 A KR 910020297A KR 1019910007031 A KR1019910007031 A KR 1019910007031A KR 910007031 A KR910007031 A KR 910007031A KR 910020297 A KR910020297 A KR 910020297A
Authority
KR
South Korea
Prior art keywords
turbine blade
airfoil
rear end
root
flat
Prior art date
Application number
KR1019910007031A
Other languages
English (en)
Other versions
KR100225242B1 (ko
Inventor
티.패틀 애쇼크
Original Assignee
디. 씨. 에이블스
웨스팅하우스 일렉트릭 코오포레이션
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 디. 씨. 에이블스, 웨스팅하우스 일렉트릭 코오포레이션 filed Critical 디. 씨. 에이블스
Publication of KR910020297A publication Critical patent/KR910020297A/ko
Application granted granted Critical
Publication of KR100225242B1 publication Critical patent/KR100225242B1/ko

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
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • 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
    • F01D5/141—Shape, i.e. outer, aerodynamic form
    • 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
    • F05D2240/20—Rotors
    • F05D2240/30—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor
    • F05D2240/301—Cross-sectional characteristics

Abstract

내용 없음

Description

터어빈 블레이드
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 후단부 돌출익을 도시하는 것으로서, 종래의 터어빈 블레이드중 하나의 블레이드의 베이스부의 단면도, 제2도는 루트부의 단면도를 도시하는 것으로서, 종래의 터어빈 블레이드중 또 다른 블레이드의 베이스부의 단면도, 제3도는 루트부의 단면도로부터 위로 올라가면서 잘려진 단면 형상들을 도시하는 것으로서, 종래의 터어빈 블레이드의 여러 부분을 도시하는 단면도.

Claims (6)

  1. 선단부와, 후단부와, 흡입측면과, 압력측면과, 한쪽 끝에 위치한 팁부와, 또다른 쪽, 즉, 대향단부에 위치한 베이스부를 갖는 에어포일부와 ; 상기 에어포일부가 연장되는 플랫폼부와 ; 상기 플랫폼부로부터 상기 에어포일과는 반대방향으로 연장되어 상층 루트 목부 포함하는 복수개의 루트 목부를 갖는 루트부를 포함하며, 상기 베이스부에서 상기 에어포일부의 후단부가 최외각 루트 목부의 반경 방향으로 인접하게 위치되어 후단부 돌출익을 최소화하는 것을 특징으로 하는 터빈 로터 블레이드.
  2. 제1항에 있어서, 상기 후단부가 상기 최외각 루트 목부위에 놓여 있는 것을 특징으로 하는 터빈 블레이드.
  3. 제1항에 있어서, 상기 에어포일부와 상기 흡입측면이 상기 후단부로부터 연장되는 평평한-배면부를 갖는 것을 특징으로 하는 터빈 블레이드.
  4. 제3항에 있어서, 상기 평평한-배면부가 상기 베이스부에서 상기 팁부로 가면서 증가되는 상대적인 길이를 갖는 터빈 블레이드.
  5. 제4항에 있어서, 상기 팁부 각도는 상기 로터축의 법선방향 평면에 대한 평평한-배면부의 각도로서 그 각도가 약 4°정도인 것을 특징으로 하는 터빈 블레이드.
  6. 제1항에 있어서, 상기 상층 루트 목부가 약 4㎝정도의 직경을 갖는 것을 특징으로 하는 터빈 블레이드.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019910007031A 1990-05-02 1991-05-01 터어빈 로터 블레이드 KR100225242B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/517,861 US5088894A (en) 1990-05-02 1990-05-02 Turbomachine blade fastening
US517,861 1990-05-02

Publications (2)

Publication Number Publication Date
KR910020297A true KR910020297A (ko) 1991-12-19
KR100225242B1 KR100225242B1 (ko) 1999-10-15

Family

ID=24061520

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019910007031A KR100225242B1 (ko) 1990-05-02 1991-05-01 터어빈 로터 블레이드

Country Status (7)

Country Link
US (1) US5088894A (ko)
JP (1) JPH04228804A (ko)
KR (1) KR100225242B1 (ko)
CN (1) CN1025876C (ko)
CA (1) CA2041633C (ko)
ES (1) ES2043488B1 (ko)
IT (1) IT1247292B (ko)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6083604A (en) * 1994-10-26 2000-07-04 Mitsubishi Denki Kabushiki Kaisha Bonded assembly, method of jointing for preparation thereof and rivet

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5160242A (en) * 1991-05-31 1992-11-03 Westinghouse Electric Corp. Freestanding mixed tuned steam turbine blade
US5286168A (en) * 1992-01-31 1994-02-15 Westinghouse Electric Corp. Freestanding mixed tuned blade
US5277549A (en) * 1992-03-16 1994-01-11 Westinghouse Electric Corp. Controlled reaction L-2R steam turbine blade
US5299915A (en) * 1992-07-15 1994-04-05 General Electric Corporation Bucket for the last stage of a steam turbine
US5286169A (en) * 1992-12-15 1994-02-15 General Electric Company Bucket for the next-to-last stage of a steam turbine
US5267834A (en) * 1992-12-30 1993-12-07 General Electric Company Bucket for the last stage of a steam turbine
US5480285A (en) * 1993-08-23 1996-01-02 Westinghouse Electric Corporation Steam turbine blade
US5352092A (en) * 1993-11-24 1994-10-04 Westinghouse Electric Corporation Light weight steam turbine blade
US5524341A (en) * 1994-09-26 1996-06-11 Westinghouse Electric Corporation Method of making a row of mix-tuned turbomachine blades
CN1246570C (zh) * 1999-10-15 2006-03-22 株式会社日立制作所 透平动叶
JP4254352B2 (ja) * 2003-06-04 2009-04-15 株式会社Ｉｈｉ タービンブレード
US6908279B2 (en) * 2003-11-25 2005-06-21 General Electric Company Method of installing stationary blades of a turbine and turbine structure having a radial loading pin
CN101776010B (zh) * 2004-02-16 2015-04-01 伊科服务有限责任公司 用于清洁涡轮风扇燃气涡轮发动机的方法和设备
DE10159284T1 (de) * 2004-02-16 2011-03-17 Gas Turbine Efficiency Ab Verfahren und Vorrichtung zum Reinigen eines Turbofan-Gasturbinentriebwerks
GB0510417D0 (en) * 2005-05-21 2005-06-29 Rotech Holdings Ltd Improved turbine
GB0521242D0 (en) * 2005-10-19 2005-11-23 Rolls Royce Plc A blade mounting
EP1790830B1 (de) * 2005-11-25 2019-03-27 BorgWarner, Inc. Schaufel eines Turboladers, sowie Turbolader
US7645117B2 (en) * 2006-05-05 2010-01-12 General Electric Company Rotary machines and methods of assembling
JP4665916B2 (ja) * 2007-02-28 2011-04-06 株式会社日立製作所 ガスタービンの第１段動翼
FR2926322B1 (fr) * 2008-01-10 2012-08-03 Snecma Aube bi-pale avec lames.
JP5322664B2 (ja) * 2009-01-14 2013-10-23 株式会社東芝 蒸気タービン及びその冷却方法
WO2012053024A1 (ja) * 2010-10-18 2012-04-26 株式会社 日立製作所 遷音速翼
FR2991373B1 (fr) * 2012-05-31 2014-06-20 Snecma Aube de soufflante pour turboreacteur d'avion a profil cambre en sections de pied
US9957801B2 (en) 2012-08-03 2018-05-01 United Technologies Corporation Airfoil design having localized suction side curvatures
US20150110617A1 (en) * 2013-10-23 2015-04-23 General Electric Company Turbine airfoil including tip fillet
US9845684B2 (en) * 2014-11-25 2017-12-19 Pratt & Whitney Canada Corp. Airfoil with stepped spanwise thickness distribution

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1793468A (en) * 1929-05-28 1931-02-24 Westinghouse Electric & Mfg Co Turbine blade
US1719415A (en) * 1927-09-14 1929-07-02 Westinghouse Electric & Mfg Co Turbine-blade attachment
US2027745A (en) * 1933-09-13 1936-01-14 Jeffrey Mfg Co Ventilator
US2709052A (en) * 1952-04-15 1955-05-24 Charles J Fletcher Spanwise flow control of fluid swept lifting surfaces
US2848193A (en) * 1953-04-08 1958-08-19 Gen Electric Air cooled turbomachine blading
US3112914A (en) * 1960-08-01 1963-12-03 Gen Motors Corp Turbine rotor
DE2524250A1 (de) * 1975-05-31 1976-12-02 Maschf Augsburg Nuernberg Ag Laufschaufelkranz grosser umfangsgeschwindigkeit fuer thermische, axial durchstroemte turbomaschinen
US4650399A (en) * 1982-06-14 1987-03-17 United Technologies Corporation Rotor blade for a rotary machine
IE54653B1 (en) * 1982-10-22 1989-12-20 Westinghouse Electric Corp Rotor blade for the first stage of a combustion turbine
JPS59169001A (ja) * 1983-03-15 1984-09-22 日本化学発光株式会社 化学発光体
US4824328A (en) * 1987-05-22 1989-04-25 Westinghouse Electric Corp. Turbine blade attachment
US4919593A (en) * 1988-08-30 1990-04-24 Westinghouse Electric Corp. Retrofitted rotor blades for steam turbines and method of making the same

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6083604A (en) * 1994-10-26 2000-07-04 Mitsubishi Denki Kabushiki Kaisha Bonded assembly, method of jointing for preparation thereof and rivet

Also Published As

Publication number Publication date
ITMI911100A1 (it) 1992-10-22
ES2043488B1 (es) 1996-07-01
CA2041633A1 (en) 1991-11-03
ES2043488A2 (es) 1993-12-16
JPH04228804A (ja) 1992-08-18
KR100225242B1 (ko) 1999-10-15
IT1247292B (it) 1994-12-12
CA2041633C (en) 2002-03-19
CN1056147A (zh) 1991-11-13
ES2043488R (ko) 1996-01-01
US5088894A (en) 1992-02-18
CN1025876C (zh) 1994-09-07
ITMI911100A0 (it) 1991-04-22

Similar Documents

Publication Publication Date Title
KR910020297A (ko) 터어빈 블레이드
KR900016585A (ko) 증기터빈의 블레이딩
KR890001826A (ko) 박용 프로펠러
KR860008822A (ko) 포지티브 슬로아웨이 팁(tip)
JPS6422698A (en) Wing of rotary wing for aircraft
MX9300801A (es) Ventilador axial y orificio de ventilador.
KR930010485A (ko) 슬링거 날개를 갖는 축류식 팬 블레이드
KR920011865A (ko) 저 소음 미부 로우터
SE8204424D0 (sv) Airfoil blade
KR840008036A (ko) 와류펌프
KR920006618A (ko) 냉각식 로터 블레이드를 구비한 가스 터어빈
KR900016622A (ko) 날개형블레이드를 가진 임펠러 및 그 제조방법
KR870011388A (ko) 저속 축류팬용 블레이드
KR840006397A (ko) 연소터어빈용 일단계 회전자 날개
KR910008254A (ko) 반동 터어빈 블레이드 열 용 블레이드
KR910021518A (ko) 저압 증기 터빈에 사용되는 자유지지 날개
ES2052437B1 (es) Diseño de alabe perfeccionado con refuerzo integrante.
KR890016272A (ko) 터어빈 회전체
US3399731A (en) Rotor-blade
KR870011389A (ko) 고속축류 팬용 블레이드
KR870009140A (ko) 선풍기 프로펠러
KR880003092A (ko) 증기 터어빈 블레이드
KR870700544A (ko) 선박용 프로펠러
KR860006321A (ko) 이발용 가위
KR920001066A (ko) 부분 유입 작동용 제어단 노즐 날개부

Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
E701 Decision to grant or registration of patent right
GRNT Written decision to grant
FPAY Annual fee payment

Payment date: 20100610

Year of fee payment: 12

EXPY Expiration of term