EP2589747A4 - Vapour turbine and vapour turbine thrust adjustment method - Google Patents

Vapour turbine and vapour turbine thrust adjustment method

Info

Publication number
EP2589747A4
EP2589747A4 EP11800520.6A EP11800520A EP2589747A4 EP 2589747 A4 EP2589747 A4 EP 2589747A4 EP 11800520 A EP11800520 A EP 11800520A EP 2589747 A4 EP2589747 A4 EP 2589747A4
Authority
EP
European Patent Office
Prior art keywords
vapour turbine
adjustment method
thrust adjustment
vapour
turbine
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
EP11800520.6A
Other languages
German (de)
French (fr)
Other versions
EP2589747A1 (en
EP2589747B1 (en
Inventor
Takashi Maruyama
Asaharu Matsuo
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.)
Mitsubishi Power Ltd
Original Assignee
Mitsubishi Heavy Industries Ltd
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 Mitsubishi Heavy Industries Ltd filed Critical Mitsubishi Heavy Industries Ltd
Publication of EP2589747A1 publication Critical patent/EP2589747A1/en
Publication of EP2589747A4 publication Critical patent/EP2589747A4/en
Application granted granted Critical
Publication of EP2589747B1 publication Critical patent/EP2589747B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • F01D3/00—Machines or engines with axial-thrust balancing effected by working-fluid
    • F01D3/04—Machines or engines with axial-thrust balancing effected by working-fluid axial thrust being compensated by thrust-balancing dummy piston or the like
    • 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
    • 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
    • F01D25/16—Arrangement of bearings; Supporting or mounting bearings in casings

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Control Of Turbines (AREA)
EP11800520.6A 2010-06-30 2011-05-13 Vapour turbine and vapour turbine thrust adjustment method Active EP2589747B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2010148624A JP5517785B2 (en) 2010-06-30 2010-06-30 Steam turbine and method for adjusting thrust of steam turbine
PCT/JP2011/061109 WO2012002051A1 (en) 2010-06-30 2011-05-13 Vapour turbine and vapour turbine thrust adjustment method

Publications (3)

Publication Number Publication Date
EP2589747A1 EP2589747A1 (en) 2013-05-08
EP2589747A4 true EP2589747A4 (en) 2014-08-27
EP2589747B1 EP2589747B1 (en) 2018-08-15

Family

ID=45401786

Family Applications (1)

Application Number Title Priority Date Filing Date
EP11800520.6A Active EP2589747B1 (en) 2010-06-30 2011-05-13 Vapour turbine and vapour turbine thrust adjustment method

Country Status (6)

Country Link
US (1) US20120017592A1 (en)
EP (1) EP2589747B1 (en)
JP (1) JP5517785B2 (en)
KR (1) KR101466457B1 (en)
CN (1) CN102906373B (en)
WO (1) WO2012002051A1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102014222057A1 (en) * 2014-10-29 2016-05-04 Siemens Aktiengesellschaft Turbine with axial pressure compensation
US10247029B2 (en) * 2016-02-04 2019-04-02 United Technologies Corporation Method for clearance control in a gas turbine engine
US11105201B2 (en) 2017-03-16 2021-08-31 Mitsubishi Heavy Industries Compressor Corporation Steam turbine
US10871072B2 (en) * 2017-05-01 2020-12-22 General Electric Company Systems and methods for dynamic balancing of steam turbine rotor thrust
CN112412548B (en) * 2020-11-23 2021-12-31 东方电气集团东方汽轮机有限公司 Adjusting system for axial thrust of steam turbine under variable working conditions and using method thereof
KR102525617B1 (en) * 2021-02-04 2023-04-24 한국수력원자력 주식회사 Thrust control apparatus for balance piston of nuclear power plant
CN113047911B (en) * 2021-03-10 2022-01-14 东方电气集团东方汽轮机有限公司 Thrust balancing structure

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040101395A1 (en) * 2002-11-27 2004-05-27 Wei Tong System to control axial thrust loads for steam turbines

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3424138A1 (en) * 1984-06-30 1986-01-09 BBC Aktiengesellschaft Brown, Boveri & Cie., Baden, Aargau AIR STORAGE GAS TURBINE
JPH01113101U (en) * 1988-01-27 1989-07-31
US4917570A (en) * 1988-05-13 1990-04-17 Westinghouse Electric Corp. Turbine shaft axial load protection system
US5167484A (en) * 1990-10-01 1992-12-01 General Electric Company Method for thrust balancing and frame heating
JP3143986B2 (en) * 1991-10-14 2001-03-07 株式会社日立製作所 Single shaft multi-stage centrifugal compressor
US6310414B1 (en) * 1994-06-21 2001-10-30 Rotoflow Corporation Shaft bearing system
JPH08189302A (en) 1995-01-06 1996-07-23 Mitsubishi Heavy Ind Ltd Thrust automatic adjusting device
US6443690B1 (en) * 1999-05-05 2002-09-03 Siemens Westinghouse Power Corporation Steam cooling system for balance piston of a steam turbine and associated methods
US6705086B1 (en) * 2002-12-06 2004-03-16 General Electric Company Active thrust control system for combined cycle steam turbines with large steam extraction
US7195443B2 (en) * 2004-12-27 2007-03-27 General Electric Company Variable pressure-controlled cooling scheme and thrust control arrangements for a steam turbine
US7632059B2 (en) * 2006-06-29 2009-12-15 General Electric Company Systems and methods for detecting undesirable operation of a turbine
US7937928B2 (en) * 2008-02-29 2011-05-10 General Electric Company Systems and methods for channeling steam into turbines
US8147185B2 (en) * 2009-01-22 2012-04-03 General Electric Company Systems, methods, and apparatus for controlling gas leakage in a turbine

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040101395A1 (en) * 2002-11-27 2004-05-27 Wei Tong System to control axial thrust loads for steam turbines

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2012002051A1 *

Also Published As

Publication number Publication date
JP2012012970A (en) 2012-01-19
CN102906373A (en) 2013-01-30
WO2012002051A1 (en) 2012-01-05
US20120017592A1 (en) 2012-01-26
EP2589747A1 (en) 2013-05-08
KR101466457B1 (en) 2014-11-28
EP2589747B1 (en) 2018-08-15
CN102906373B (en) 2015-02-18
KR20130004403A (en) 2013-01-09
JP5517785B2 (en) 2014-06-11

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