EP3555426A4 - Rotary machine and nozzle assembly therefor - Google Patents

Rotary machine and nozzle assembly therefor Download PDF

Info

Publication number
EP3555426A4
EP3555426A4 EP17882534.5A EP17882534A EP3555426A4 EP 3555426 A4 EP3555426 A4 EP 3555426A4 EP 17882534 A EP17882534 A EP 17882534A EP 3555426 A4 EP3555426 A4 EP 3555426A4
Authority
EP
European Patent Office
Prior art keywords
nozzle assembly
rotary machine
assembly therefor
therefor
rotary
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.)
Withdrawn
Application number
EP17882534.5A
Other languages
German (de)
French (fr)
Other versions
EP3555426A2 (en
Inventor
Manish Mahasukhrai JOSHI
David Orus FITTS
Robert Edward Deallenbach
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
Priority claimed from US15/383,947 external-priority patent/US20170096904A1/en
Application filed by General Electric Co filed Critical General Electric Co
Publication of EP3555426A2 publication Critical patent/EP3555426A2/en
Publication of EP3555426A4 publication Critical patent/EP3555426A4/en
Withdrawn legal-status Critical Current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
    • F01D25/24—Casings; Casing parts, e.g. diaphragms, casing fastenings
    • F01D25/246—Fastening of diaphragms or stator-rings
    • 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
    • F01D9/00—Stators
    • F01D9/02—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles
    • F01D9/04—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector
    • F01D9/042—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector fixing blades to stators
    • 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
    • F05D2220/00—Application
    • F05D2220/30—Application in turbines
    • F05D2220/31—Application in turbines in steam turbines
    • 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
    • F05D2260/00—Function
    • F05D2260/30—Retaining components in desired mutual position
    • F05D2260/38—Retaining components in desired mutual position by a spring, i.e. spring loaded or biased towards a certain position
EP17882534.5A 2016-12-19 2017-10-27 Rotary machine and nozzle assembly therefor Withdrawn EP3555426A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US15/383,947 US20170096904A1 (en) 2012-09-13 2016-12-19 Rotary machine and nozzle assembly therefor
PCT/US2017/058674 WO2018118217A2 (en) 2016-12-19 2017-10-27 Rotary machine and nozzle assembly therefor

Publications (2)

Publication Number Publication Date
EP3555426A2 EP3555426A2 (en) 2019-10-23
EP3555426A4 true EP3555426A4 (en) 2020-09-23

Family

ID=62627086

Family Applications (1)

Application Number Title Priority Date Filing Date
EP17882534.5A Withdrawn EP3555426A4 (en) 2016-12-19 2017-10-27 Rotary machine and nozzle assembly therefor

Country Status (2)

Country Link
EP (1) EP3555426A4 (en)
WO (1) WO2018118217A2 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11125092B2 (en) * 2018-08-14 2021-09-21 Raytheon Technologies Corporation Gas turbine engine having cantilevered stators

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040086383A1 (en) * 2002-10-31 2004-05-06 Couture Bernard Arthur Turbine nozzle retention apparatus at the carrier horizontal joint face
EP1959098A1 (en) * 2005-12-01 2008-08-20 Kabushiki Kaisha Toshiba Turbine rotor blade, turbine rotor and steam turbine comprising them
US20140072419A1 (en) * 2012-09-13 2014-03-13 Manish Joshi Rotary machines and methods of assembling

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7144218B2 (en) * 2004-04-19 2006-12-05 United Technologies Corporation Anti-rotation lock
US8684697B2 (en) * 2010-12-13 2014-04-01 General Electric Company Steam turbine singlet nozzle design for breech loaded assembly
US8899914B2 (en) * 2012-01-05 2014-12-02 United Technologies Corporation Stator vane integrated attachment liner and spring damper
US9353767B2 (en) * 2013-01-08 2016-05-31 United Technologies Corporation Stator anti-rotation device

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040086383A1 (en) * 2002-10-31 2004-05-06 Couture Bernard Arthur Turbine nozzle retention apparatus at the carrier horizontal joint face
EP1959098A1 (en) * 2005-12-01 2008-08-20 Kabushiki Kaisha Toshiba Turbine rotor blade, turbine rotor and steam turbine comprising them
US20140072419A1 (en) * 2012-09-13 2014-03-13 Manish Joshi Rotary machines and methods of assembling

Also Published As

Publication number Publication date
EP3555426A2 (en) 2019-10-23
WO2018118217A2 (en) 2018-06-28
WO2018118217A3 (en) 2018-07-26

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RIN1 Information on inventor provided before grant (corrected)

Inventor name: DEALLENBACH, ROBERT EDWARD

Inventor name: JOSHI, MANISH, MAHASUKHRAI

Inventor name: FITTS, DAVID, ORUS

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DAX Request for extension of the european patent (deleted)
A4 Supplementary search report drawn up and despatched

Effective date: 20200820

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Ipc: F01D 25/24 20060101ALI20200814BHEP

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