DE602006013579D1 - Rotor thrust balancer and method - Google Patents

Rotor thrust balancer and method

Info

Publication number
DE602006013579D1
DE602006013579D1 DE602006013579T DE602006013579T DE602006013579D1 DE 602006013579 D1 DE602006013579 D1 DE 602006013579D1 DE 602006013579 T DE602006013579 T DE 602006013579T DE 602006013579 T DE602006013579 T DE 602006013579T DE 602006013579 D1 DE602006013579 D1 DE 602006013579D1
Authority
DE
Germany
Prior art keywords
rotor thrust
thrust balancer
balancer
rotor
thrust
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.)
Active
Application number
DE602006013579T
Other languages
German (de)
Inventor
Amid Ansari
Emil Nelson Chouinard
Edward Joseph Stiftar
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 Co
Original Assignee
General Electric Co
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 General Electric Co filed Critical General Electric Co
Publication of DE602006013579D1 publication Critical patent/DE602006013579D1/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
    • 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
    • F05D2240/50—Bearings
    • F05D2240/52—Axial thrust bearings

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Magnetic Bearings And Hydrostatic Bearings (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Control Of Non-Positive-Displacement Pumps (AREA)
DE602006013579T 2005-11-30 2006-11-30 Rotor thrust balancer and method Active DE602006013579D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US11/290,114 US20070122265A1 (en) 2005-11-30 2005-11-30 Rotor thrust balancing apparatus and method

Publications (1)

Publication Number Publication Date
DE602006013579D1 true DE602006013579D1 (en) 2010-05-27

Family

ID=37763877

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602006013579T Active DE602006013579D1 (en) 2005-11-30 2006-11-30 Rotor thrust balancer and method

Country Status (5)

Country Link
US (1) US20070122265A1 (en)
EP (1) EP1793081B1 (en)
JP (1) JP4854484B2 (en)
CA (1) CA2569933A1 (en)
DE (1) DE602006013579D1 (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2011963B1 (en) * 2007-07-04 2018-04-04 Ansaldo Energia Switzerland AG Method for operating a gas turbine with axial thrust balance
GB0720628D0 (en) * 2007-10-20 2007-11-28 Rolls Royce Plc Bearing arrangement
US8061970B2 (en) * 2009-01-16 2011-11-22 Dresser-Rand Company Compact shaft support device for turbomachines
US8182201B2 (en) * 2009-04-24 2012-05-22 Pratt & Whitney Canada Corp. Load distribution system for gas turbine engine
NO330015B1 (en) * 2009-06-22 2011-02-07 Statoil Asa An axial gas thrust bearing for rotary machinery rotors
US8434994B2 (en) 2009-08-03 2013-05-07 General Electric Company System and method for modifying rotor thrust
US8994237B2 (en) 2010-12-30 2015-03-31 Dresser-Rand Company Method for on-line detection of liquid and potential for the occurrence of resistance to ground faults in active magnetic bearing systems
WO2013109235A2 (en) 2010-12-30 2013-07-25 Dresser-Rand Company Method for on-line detection of resistance-to-ground faults in active magnetic bearing systems
US9551349B2 (en) 2011-04-08 2017-01-24 Dresser-Rand Company Circulating dielectric oil cooling system for canned bearings and canned electronics
US8876389B2 (en) 2011-05-27 2014-11-04 Dresser-Rand Company Segmented coast-down bearing for magnetic bearing systems
US8851756B2 (en) 2011-06-29 2014-10-07 Dresser-Rand Company Whirl inhibiting coast-down bearing for magnetic bearing systems
US10815891B2 (en) 2012-09-28 2020-10-27 Raytheon Technologies Corporation Inner diffuser case struts for a combustor of a gas turbine engine
US10830092B2 (en) 2018-03-07 2020-11-10 General Electric Company Bearing rotor thrust control
US11203934B2 (en) 2019-07-30 2021-12-21 General Electric Company Gas turbine engine with separable shaft and seal assembly

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2647684A (en) * 1947-03-13 1953-08-04 Rolls Royce Gas turbine engine
US3505813A (en) * 1968-05-31 1970-04-14 Rolls Royce Turbine engine with axial load balancing means for thrust bearing
US4306834A (en) * 1979-06-25 1981-12-22 Westinghouse Electric Corp. Balance piston and seal for gas turbine engine
US4697981A (en) * 1984-12-13 1987-10-06 United Technologies Corporation Rotor thrust balancing
US4884942A (en) * 1986-06-30 1989-12-05 Atlas Copco Aktiebolag Thrust monitoring and balancing apparatus
US4907943A (en) * 1988-05-25 1990-03-13 United Technologies Corporation Method and apparatus for assessing thrust loads on engine bearings
US5167484A (en) * 1990-10-01 1992-12-01 General Electric Company Method for thrust balancing and frame heating
US5248239A (en) * 1992-03-19 1993-09-28 Acd, Inc. Thrust control system for fluid handling rotary apparatus
US5760289A (en) * 1996-01-02 1998-06-02 General Electric Company System for balancing loads on a thrust bearing of a gas turbine engine rotor and process for calibrating control therefor
US5862666A (en) * 1996-12-23 1999-01-26 Pratt & Whitney Canada Inc. Turbine engine having improved thrust bearing load control
US6457933B1 (en) * 2000-12-22 2002-10-01 General Electric Company Methods and apparatus for controlling bearing loads within bearing assemblies
DE10138056A1 (en) * 2001-08-03 2003-02-13 Atlas Copco Energas turbomachinery
ITMI20022337A1 (en) * 2002-11-05 2004-05-06 Nuovo Pignone Spa AXIAL THRUST BALANCING ASSEMBLY FOR ONE
US6957945B2 (en) * 2002-11-27 2005-10-25 General Electric Company System to control axial thrust loads for steam turbines
DE10358625A1 (en) * 2003-12-11 2005-07-07 Rolls-Royce Deutschland Ltd & Co Kg Arrangement for bearing relief in a gas turbine

Also Published As

Publication number Publication date
JP2007154888A (en) 2007-06-21
EP1793081A3 (en) 2007-10-24
US20070122265A1 (en) 2007-05-31
EP1793081A2 (en) 2007-06-06
JP4854484B2 (en) 2012-01-18
EP1793081B1 (en) 2010-04-14
CA2569933A1 (en) 2007-05-30

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition