EP0690206A3 - Diffusor for a turbomachine - Google Patents

Diffusor for a turbomachine Download PDF

Info

Publication number
EP0690206A3
EP0690206A3 EP95810378A EP95810378A EP0690206A3 EP 0690206 A3 EP0690206 A3 EP 0690206A3 EP 95810378 A EP95810378 A EP 95810378A EP 95810378 A EP95810378 A EP 95810378A EP 0690206 A3 EP0690206 A3 EP 0690206A3
Authority
EP
European Patent Office
Prior art keywords
diffusor
turbomachine
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
EP95810378A
Other languages
German (de)
French (fr)
Other versions
EP0690206B1 (en
EP0690206A2 (en
Inventor
Franz Kreitmeier
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
General Electric Switzerland GmbH
Original Assignee
ABB Management AG
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 ABB Management AG filed Critical ABB Management AG
Publication of EP0690206A2 publication Critical patent/EP0690206A2/en
Publication of EP0690206A3 publication Critical patent/EP0690206A3/en
Application granted granted Critical
Publication of EP0690206B1 publication Critical patent/EP0690206B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
    • F01D25/30—Exhaust heads, chambers, or the like
    • 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
    • F05D2250/00—Geometry
    • F05D2250/70—Shape
    • F05D2250/71—Shape curved

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
EP95810378A 1994-06-29 1995-06-08 Diffusor for a turbomachine Expired - Lifetime EP0690206B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE4422700A DE4422700A1 (en) 1994-06-29 1994-06-29 Diffuser for turbomachinery
DE4422700 1994-06-29

Publications (3)

Publication Number Publication Date
EP0690206A2 EP0690206A2 (en) 1996-01-03
EP0690206A3 true EP0690206A3 (en) 1997-08-13
EP0690206B1 EP0690206B1 (en) 2000-03-01

Family

ID=6521771

Family Applications (1)

Application Number Title Priority Date Filing Date
EP95810378A Expired - Lifetime EP0690206B1 (en) 1994-06-29 1995-06-08 Diffusor for a turbomachine

Country Status (5)

Country Link
US (2) US5588799A (en)
EP (1) EP0690206B1 (en)
JP (1) JPH0842306A (en)
CN (1) CN1116271A (en)
DE (2) DE4422700A1 (en)

Families Citing this family (43)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4422700A1 (en) * 1994-06-29 1996-01-04 Abb Management Ag Diffuser for turbomachinery
SE509521C2 (en) * 1997-06-05 1999-02-08 Abb Stal Ab Outlet device for a flow machine
DE10037684A1 (en) 2000-07-31 2002-02-14 Alstom Power Nv Low pressure steam turbine with multi-channel diffuser
US7021561B2 (en) * 2001-12-18 2006-04-04 Becton, Dickinson And Company Spray device and method
DE10255389A1 (en) * 2002-11-28 2004-06-09 Alstom Technology Ltd Low pressure steam turbine has multi-channel diffuser with inner and outer diffuser rings to take blade outflow out of it
US7207403B2 (en) * 2003-10-08 2007-04-24 Pride Mobility Products Corporation Transportable power wheelchair
JP4541813B2 (en) * 2004-09-17 2010-09-08 株式会社日立製作所 Steam turbine low pressure exhaust chamber
JP4619849B2 (en) * 2005-03-31 2011-01-26 株式会社日立製作所 Turbine exhaust system
GB2445952B (en) 2007-01-25 2011-07-20 Siemens Ag A gas turbine engine
US8109720B2 (en) * 2009-03-31 2012-02-07 General Electric Company Exhaust plenum for a turbine engine
US8161749B2 (en) * 2009-04-07 2012-04-24 General Electric Company Cooled exhaust hood plates for reduced exhaust loss
EP2295732A1 (en) * 2009-09-14 2011-03-16 Alstom Technology Ltd Axial turbine and method for discharging a flow from an axial turbine
US8439633B2 (en) * 2010-01-04 2013-05-14 General Electric Company Hollow steam guide diffuser having increased pressure recovery
JP5422470B2 (en) * 2010-04-05 2014-02-19 株式会社東芝 Axial flow turbine
US8475125B2 (en) 2010-04-13 2013-07-02 General Electric Company Shroud vortex remover
US20120034064A1 (en) * 2010-08-06 2012-02-09 General Electric Company Contoured axial-radial exhaust diffuser
US8628297B2 (en) 2010-08-20 2014-01-14 General Electric Company Tip flowpath contour
US8591184B2 (en) * 2010-08-20 2013-11-26 General Electric Company Hub flowpath contour
US8708639B2 (en) * 2010-10-11 2014-04-29 The Coca-Cola Company Turbine bucket shroud tail
US20120186261A1 (en) * 2011-01-20 2012-07-26 General Electric Company System and method for a gas turbine exhaust diffuser
RU111580U1 (en) * 2011-02-11 2011-12-20 Альстом Текнолоджи Лтд OUTLET DEVICE FOR STEAM TURBINE MODULE
JP5951187B2 (en) 2011-03-29 2016-07-13 三菱重工業株式会社 Turbine exhaust structure and gas turbine
KR101408140B1 (en) * 2011-12-30 2014-06-17 두산중공업 주식회사 Fixing mechanism of radial deswirler vane of compressor for a gas turbine
JP6012222B2 (en) * 2012-03-30 2016-10-25 三菱重工業株式会社 Stator blade segment, axial fluid machine including the same, and stator vane coupling method thereof
EP2690253A1 (en) * 2012-07-27 2014-01-29 Siemens Aktiengesellschaft Low pressure turbine
US20140037439A1 (en) * 2012-08-02 2014-02-06 General Electric Company Turbomachine exhaust diffuser
JP5996657B2 (en) * 2012-08-29 2016-09-21 川崎重工業株式会社 Gas turbine equipment
JP6033154B2 (en) 2013-03-29 2016-11-30 三菱重工業株式会社 Axial-flow rotating machine and diffuser
CN105065068B (en) * 2015-08-13 2016-07-20 德阳东汽电站机械制造有限公司 A kind of guide ring for discharge cylinder of steam turbine
DE102015218493A1 (en) * 2015-09-25 2017-03-30 Siemens Aktiengesellschaft Low pressure system and steam turbine
US10041377B2 (en) * 2015-11-24 2018-08-07 General Electric Company System and method for turbine diffuser
US10041365B2 (en) * 2015-11-24 2018-08-07 General Electric Company System of supporting turbine diffuser
US10287920B2 (en) 2015-11-24 2019-05-14 General Electric Company System of supporting turbine diffuser
US10036267B2 (en) 2015-11-24 2018-07-31 General Electric Company System of supporting turbine diffuser outlet
US10036283B2 (en) 2015-11-24 2018-07-31 General Electric Company System and method for diffuser AFT plate assembly
DE102017108368A1 (en) * 2016-05-11 2017-11-16 General Electric Company System and method for a diffuser backplate assembly
JP6731359B2 (en) * 2017-02-14 2020-07-29 三菱日立パワーシステムズ株式会社 Exhaust casing and steam turbine including the same
JP6745233B2 (en) * 2017-02-28 2020-08-26 三菱重工業株式会社 Turbine and gas turbine
CN107605540B (en) * 2017-09-18 2020-01-31 东方电气集团东方汽轮机有限公司 Double-split-flow turbine steam inlet flow guide structure
JP7254472B2 (en) * 2018-09-28 2023-04-10 三菱重工業株式会社 Steam turbine exhaust chamber, steam turbine, and method for replacing steam turbine
CN113123838B (en) * 2019-12-30 2023-05-30 上海汽轮机厂有限公司 Exhaust cylinder and steam turbine using same
JP7368260B2 (en) 2020-01-31 2023-10-24 三菱重工業株式会社 turbine
CN111520195B (en) * 2020-04-03 2022-05-10 东方电气集团东方汽轮机有限公司 Flow guide structure of low-pressure steam inlet chamber of steam turbine and parameter design method thereof

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE672485A (en) * 1965-01-28 1966-03-16
US3802187A (en) * 1972-06-01 1974-04-09 Avco Corp Exhaust system for rear drive engine
GB2131100A (en) * 1982-11-23 1984-06-13 Nuovo Pignone Spa Diffuser
EP0581978A1 (en) * 1992-08-03 1994-02-09 Asea Brown Boveri Ag Multi-zone diffuser for turbomachine

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1302282A (en) * 1916-06-23 1919-04-29 British Westinghouse Electric Steam-turbine.
DE834474C (en) * 1950-07-01 1952-04-15 Maschf Augsburg Nuernberg Ag Axially loaded impeller flow machine, in particular gas or air turbine with outlet diffuser
US3400911A (en) * 1967-12-04 1968-09-10 Hitachi Ltd Structure of exhaust chamber in gas turbines
CH484358A (en) * 1968-02-15 1970-01-15 Escher Wyss Ag Exhaust housing of an axial turbo machine
US4013378A (en) * 1976-03-26 1977-03-22 General Electric Company Axial flow turbine exhaust hood
JPS5520607U (en) * 1978-07-26 1980-02-08
SU857516A1 (en) * 1978-11-27 1981-08-23 Харьковский Ордена Ленина Политехнический Институт Им. В.И.Ленина Axial turbine outlet pipe
US5203674A (en) * 1982-11-23 1993-04-20 Nuovo Pignone S.P.A. Compact diffuser, particularly suitable for high-power gas turbines
CH672004A5 (en) * 1986-09-26 1989-10-13 Bbc Brown Boveri & Cie
FR2612250B1 (en) * 1986-12-18 1991-04-05 Vibrachoc Sa EXHAUST DEVICE OF A GAS TURBINE, COMPRISING A JET DIFFUSER
JPS6478706A (en) * 1987-09-17 1989-03-24 Honda Motor Co Ltd Turret head replacing device
JPH01178706A (en) * 1988-01-06 1989-07-14 Hitachi Ltd Exhaust chamber for axial-flow turbine
US5362203A (en) * 1993-11-01 1994-11-08 Lamson Corporation Multiple stage centrifugal compressor
DE4422700A1 (en) * 1994-06-29 1996-01-04 Abb Management Ag Diffuser for turbomachinery

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE672485A (en) * 1965-01-28 1966-03-16
US3802187A (en) * 1972-06-01 1974-04-09 Avco Corp Exhaust system for rear drive engine
GB2131100A (en) * 1982-11-23 1984-06-13 Nuovo Pignone Spa Diffuser
EP0581978A1 (en) * 1992-08-03 1994-02-09 Asea Brown Boveri Ag Multi-zone diffuser for turbomachine

Also Published As

Publication number Publication date
DE4422700A1 (en) 1996-01-04
DE59507868D1 (en) 2000-04-06
US5588799A (en) 1996-12-31
CN1116271A (en) 1996-02-07
EP0690206B1 (en) 2000-03-01
EP0690206A2 (en) 1996-01-03
US5707208A (en) 1998-01-13
JPH0842306A (en) 1996-02-13

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