AU7457998A - A method in or relating to the start of a power turbine and arrangement in powerturbine in order to avoid start damage on turbine wheel/housing - Google Patents

A method in or relating to the start of a power turbine and arrangement in powerturbine in order to avoid start damage on turbine wheel/housing

Info

Publication number
AU7457998A
AU7457998A AU74579/98A AU7457998A AU7457998A AU 7457998 A AU7457998 A AU 7457998A AU 74579/98 A AU74579/98 A AU 74579/98A AU 7457998 A AU7457998 A AU 7457998A AU 7457998 A AU7457998 A AU 7457998A
Authority
AU
Australia
Prior art keywords
powerturbine
relating
housing
arrangement
order
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.)
Abandoned
Application number
AU74579/98A
Other languages
English (en)
Inventor
Lyder Moen
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.)
DYNATREND ASA
Original Assignee
Dynatrend AS
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 Dynatrend AS filed Critical Dynatrend AS
Publication of AU7457998A publication Critical patent/AU7457998A/en
Abandoned 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
    • F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
    • F01D11/08—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator
    • F01D11/14—Adjusting or regulating tip-clearance, i.e. distance between rotor-blade tips and stator casing
    • F01D11/20—Actively adjusting tip-clearance
    • F01D11/24—Actively adjusting tip-clearance by selectively cooling-heating stator or rotor components
    • 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
    • F01D19/00—Starting of machines or engines; Regulating, controlling, or safety means in connection therewith
    • F01D19/02—Starting of machines or engines; Regulating, controlling, or safety means in connection therewith dependent on temperature of component parts, e.g. of turbine-casing
    • 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
    • F01D25/08—Cooling; Heating; Heat-insulation
    • F01D25/10—Heating, e.g. warming-up before starting
    • 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
    • F02C7/26—Starting; Ignition
    • F02C7/262—Restarting after flame-out
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T50/00—Aeronautics or air transport
    • Y02T50/60—Efficient propulsion technologies, e.g. for aircraft

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Control Of Turbines (AREA)
AU74579/98A 1997-06-05 1998-06-02 A method in or relating to the start of a power turbine and arrangement in powerturbine in order to avoid start damage on turbine wheel/housing Abandoned AU7457998A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
NO972553A NO306271B1 (no) 1997-06-05 1997-06-05 FremgangsmÕte i forbindelse med start av kraftturbin og fremgangsmÕte til pÕvisning av risiko for startskade pÕ kraftturbin
NO972553 1997-06-05
PCT/NO1998/000162 WO1998055738A1 (no) 1997-06-05 1998-06-02 A method in or relating to the starting of a power turbine and arrangements in power turbines to avoid starting damages on turbine wheel/housing_________________________________________________

Publications (1)

Publication Number Publication Date
AU7457998A true AU7457998A (en) 1998-12-21

Family

ID=19900783

Family Applications (1)

Application Number Title Priority Date Filing Date
AU74579/98A Abandoned AU7457998A (en) 1997-06-05 1998-06-02 A method in or relating to the start of a power turbine and arrangement in powerturbine in order to avoid start damage on turbine wheel/housing

Country Status (4)

Country Link
EP (1) EP0985083A1 (no)
AU (1) AU7457998A (no)
NO (1) NO306271B1 (no)
WO (1) WO1998055738A1 (no)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7373771B2 (en) 2004-07-09 2008-05-20 Pratt & Whitney Canada Corp. Cooling arrangement for an accessory gearbox and method of cooling
EP1717419B1 (de) 2005-04-28 2010-10-13 Siemens Aktiengesellschaft Verfahren und Vorrichtung zur Einstellung eines Radialspaltes eines axial durchströmten Verdichters einer Strömungsmaschine
FR2949808B1 (fr) * 2009-09-08 2011-09-09 Snecma Pilotage des jeux en sommet d'aubes dans une turbomachine
EP2351912B1 (en) 2010-01-12 2019-05-15 Siemens Aktiengesellschaft Turbine with heating system, and corresponding solar power plant and operating method
CN105189943B (zh) 2013-02-06 2017-07-18 沃尔沃卡车集团 用于加热废热回收设备的膨胀机械的方法和设备

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE356074A (no) * 1927-11-26
JPS54111871A (en) * 1978-02-22 1979-09-01 Hitachi Ltd Frequency detecting method
US4422333A (en) * 1982-04-29 1983-12-27 The Franklin Institute Method and apparatus for detecting and identifying excessively vibrating blades of a turbomachine
US4584836A (en) * 1985-01-29 1986-04-29 Westinghouse Electric Corp. Steam turbine restart temperature maintenance system and method
CH670480A5 (en) * 1986-09-11 1989-06-15 Bbc Brown Boveri & Cie Steam turbine with heated flanges - avoids damage from differential thermal expansion by using steam to heat flanges of turbine casing via suitable channels
US4896537A (en) * 1988-06-02 1990-01-30 Westinghouse Electric Corp. Shrouded turbine blade vibration monitor
ES2029430A6 (es) * 1991-03-26 1992-08-01 Sevillana De Electricidad S A Sistema de mantenimiento en caliente de turbinas de gran potencia, principalmente de turbinas de vapor.
US5165848A (en) * 1991-07-09 1992-11-24 General Electric Company Vane liner with axially positioned heat shields
US5172553A (en) * 1992-01-21 1992-12-22 Westinghouse Electric Corp. Convective, temperature-equalizing system for minimizing cover-to-base turbine casing temperature differentials

Also Published As

Publication number Publication date
NO972553D0 (no) 1997-06-05
WO1998055738A1 (no) 1998-12-10
NO972553L (no) 1998-12-07
EP0985083A1 (en) 2000-03-15
NO306271B1 (no) 1999-10-11

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase