EP2241723A4 - Turbine blade-cascade end wall - Google Patents

Turbine blade-cascade end wall

Info

Publication number
EP2241723A4
EP2241723A4 EP08872470A EP08872470A EP2241723A4 EP 2241723 A4 EP2241723 A4 EP 2241723A4 EP 08872470 A EP08872470 A EP 08872470A EP 08872470 A EP08872470 A EP 08872470A EP 2241723 A4 EP2241723 A4 EP 2241723A4
Authority
EP
European Patent Office
Prior art keywords
end wall
turbine blade
cascade end
cascade
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
EP08872470A
Other languages
German (de)
French (fr)
Other versions
EP2241723B1 (en
EP2241723A1 (en
Inventor
Yasuro Sakamoto
Eisaku Ito
Susumu Wakazono
Takashi Hiyama
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 EP2241723A1 publication Critical patent/EP2241723A1/en
Publication of EP2241723A4 publication Critical patent/EP2241723A4/en
Application granted granted Critical
Publication of EP2241723B1 publication Critical patent/EP2241723B1/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
    • 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
    • F01D9/041—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector using blades
    • 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
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/12—Blades
    • F01D5/14—Form or construction
    • F01D5/141—Shape, i.e. outer, aerodynamic form
    • 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
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/12—Blades
    • F01D5/14—Form or construction
    • F01D5/141—Shape, i.e. outer, aerodynamic form
    • F01D5/142—Shape, i.e. outer, aerodynamic form of the blades of successive rotor or stator blade-rows
    • F01D5/143—Contour of the outer or inner working fluid flow path wall, i.e. shroud or hub contour
    • 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
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/12—Blades
    • F01D5/14—Form or construction
    • F01D5/141—Shape, i.e. outer, aerodynamic form
    • F01D5/145—Means for influencing boundary layers or secondary circulations
    • 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
    • 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
    • F05D2250/711—Shape curved convex

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Hydraulic Turbines (AREA)
EP08872470.3A 2008-02-12 2008-09-25 Turbine blade-cascade end wall Active EP2241723B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2008030937A JP5291355B2 (en) 2008-02-12 2008-02-12 Turbine cascade endwall
PCT/JP2008/067231 WO2009101722A1 (en) 2008-02-12 2008-09-25 Turbine blade-cascade end wall

Publications (3)

Publication Number Publication Date
EP2241723A1 EP2241723A1 (en) 2010-10-20
EP2241723A4 true EP2241723A4 (en) 2013-03-06
EP2241723B1 EP2241723B1 (en) 2014-08-13

Family

ID=40956766

Family Applications (1)

Application Number Title Priority Date Filing Date
EP08872470.3A Active EP2241723B1 (en) 2008-02-12 2008-09-25 Turbine blade-cascade end wall

Country Status (6)

Country Link
US (1) US20100284818A1 (en)
EP (1) EP2241723B1 (en)
JP (1) JP5291355B2 (en)
KR (1) KR20100097757A (en)
CN (1) CN101925723B (en)
WO (1) WO2009101722A1 (en)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8403645B2 (en) 2009-09-16 2013-03-26 United Technologies Corporation Turbofan flow path trenches
FR2950942B1 (en) * 2009-10-02 2013-08-02 Snecma ROTOR OF A TURBOMACHINE COMPRESSOR WITH OPTIMIZED INTERNAL END WALL
JP2012233406A (en) * 2011-04-28 2012-11-29 Hitachi Ltd Gas turbine stator vane
JP5842382B2 (en) 2011-05-13 2016-01-13 株式会社Ihi Gas turbine engine
US8915706B2 (en) 2011-10-18 2014-12-23 General Electric Company Transition nozzle
US8967959B2 (en) 2011-10-28 2015-03-03 General Electric Company Turbine of a turbomachine
US9051843B2 (en) 2011-10-28 2015-06-09 General Electric Company Turbomachine blade including a squeeler pocket
US8992179B2 (en) * 2011-10-28 2015-03-31 General Electric Company Turbine of a turbomachine
US9255480B2 (en) 2011-10-28 2016-02-09 General Electric Company Turbine of a turbomachine
CN102536329B (en) * 2011-12-31 2014-04-02 西北工业大学 Modeling method for axis-asymmetric end wall of annular blade grid of air compressor or turbine
US9103213B2 (en) 2012-02-29 2015-08-11 General Electric Company Scalloped surface turbine stage with purge trough
US9085985B2 (en) 2012-03-23 2015-07-21 General Electric Company Scalloped surface turbine stage
US9267386B2 (en) 2012-06-29 2016-02-23 United Technologies Corporation Fairing assembly
EP2696029B1 (en) * 2012-08-09 2015-10-07 MTU Aero Engines AG Blade row with side wall contours and fluid flow engine
SG11201407843UA (en) 2012-08-17 2015-03-30 United Technologies Corp Contoured flowpath surface
CN106089806A (en) * 2016-05-30 2016-11-09 西北工业大学 A kind of diffuser that reduces separates the end wall processing method of loss
DE102016211315A1 (en) 2016-06-23 2017-12-28 MTU Aero Engines AG Runner or vane with raised areas
ES2819128T3 (en) * 2017-03-03 2021-04-15 MTU Aero Engines AG Contouring of a pallet from a pallet rack
EP3404211A1 (en) * 2017-05-15 2018-11-21 MTU Aero Engines GmbH Blade cascade segment for a turbine with contoured platform surface, corresponding blade cascade, blade channel, platform, turbine and aircraft engine
EP3404210A1 (en) * 2017-05-15 2018-11-21 MTU Aero Engines GmbH Blade cascade segment for a turbomachine with non-axisymmetric platform surface, corresponding blade cascade, blade channel, platform, and turbomachine
WO2019190539A1 (en) * 2018-03-30 2019-10-03 Siemens Aktiengesellschaft Turbine stage platform with endwall contouring incorporating wavy mate face
US11639666B2 (en) 2021-09-03 2023-05-02 Pratt & Whitney Canada Corp. Stator with depressions in gaspath wall adjacent leading edges
US11415012B1 (en) * 2021-09-03 2022-08-16 Pratt & Whitney Canada Corp. Tandem stator with depressions in gaspath wall
CN114542502B (en) * 2022-01-26 2023-05-26 西北工业大学 Adjustable compressor/turbine blade cascade experimental device of blade cascade front end wall vortex generator
DE102022113750A1 (en) * 2022-05-31 2023-11-30 MTU Aero Engines AG Annulus contouring

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB944166A (en) * 1960-03-02 1963-12-11 Werner Hausammann Rotor for turbines or compressors
WO2006067359A1 (en) * 2004-12-21 2006-06-29 Honeywell International, Inc. Turbine wheel with backswept inducer
EP1681438A2 (en) * 2004-12-24 2006-07-19 The General Electric Company Turbine stage with scalloped surface platform
JP2007247542A (en) * 2006-03-16 2007-09-27 Mitsubishi Heavy Ind Ltd Turbine blade cascade end wall
US20070258819A1 (en) * 2006-05-02 2007-11-08 United Technologies Corporation Airfoil array with an endwall protrusion and components of the array

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9417406D0 (en) * 1994-08-30 1994-10-19 Gec Alsthom Ltd Turbine blade
DE19650656C1 (en) * 1996-12-06 1998-06-10 Mtu Muenchen Gmbh Turbo machine with transonic compressor stage
CN2288271Y (en) * 1997-05-13 1998-08-19 北京全三维动力工程有限公司 Cambered stator blade grid for tangential turbine
GB9823840D0 (en) 1998-10-30 1998-12-23 Rolls Royce Plc Bladed ducting for turbomachinery
US6419446B1 (en) * 1999-08-05 2002-07-16 United Technologies Corporation Apparatus and method for inhibiting radial transfer of core gas flow within a core gas flow path of a gas turbine engine
US6669445B2 (en) * 2002-03-07 2003-12-30 United Technologies Corporation Endwall shape for use in turbomachinery
US6969232B2 (en) * 2002-10-23 2005-11-29 United Technologies Corporation Flow directing device
JP4346412B2 (en) * 2003-10-31 2009-10-21 株式会社東芝 Turbine cascade
EP1760257B1 (en) * 2004-09-24 2012-12-26 IHI Corporation Wall shape of axial flow machine and gas turbine engine
US7220100B2 (en) * 2005-04-14 2007-05-22 General Electric Company Crescentic ramp turbine stage
GB0518628D0 (en) * 2005-09-13 2005-10-19 Rolls Royce Plc Axial compressor blading

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB944166A (en) * 1960-03-02 1963-12-11 Werner Hausammann Rotor for turbines or compressors
WO2006067359A1 (en) * 2004-12-21 2006-06-29 Honeywell International, Inc. Turbine wheel with backswept inducer
EP1681438A2 (en) * 2004-12-24 2006-07-19 The General Electric Company Turbine stage with scalloped surface platform
JP2007247542A (en) * 2006-03-16 2007-09-27 Mitsubishi Heavy Ind Ltd Turbine blade cascade end wall
US20070258819A1 (en) * 2006-05-02 2007-11-08 United Technologies Corporation Airfoil array with an endwall protrusion and components of the array

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
ROSE M ET AL: "THE EFFECT OF END-WALL PROFILING ON SECONDARY FLOW AND LOSS DEVELOPMENT IN A TURBINE CASCADE", PROCEEDINGS OF ASME TURBO EXPO 2002, GT-2002-30339, ASME,, 3 June 2002 (2002-06-03), pages 135 - 145, XP008138428 *
See also references of WO2009101722A1 *

Also Published As

Publication number Publication date
CN101925723A (en) 2010-12-22
WO2009101722A1 (en) 2009-08-20
JP2009191656A (en) 2009-08-27
CN101925723B (en) 2016-06-01
JP5291355B2 (en) 2013-09-18
EP2241723B1 (en) 2014-08-13
US20100284818A1 (en) 2010-11-11
EP2241723A1 (en) 2010-10-20
CN104165070A (en) 2014-11-26
KR20100097757A (en) 2010-09-03

Similar Documents

Publication Publication Date Title
EP2187000A4 (en) Turbine blade-cascade end wall
EP2241723A4 (en) Turbine blade-cascade end wall
AP3047A (en) Turbine arrangement
GB2471208B (en) Turbine assembly
ZA201101484B (en) Turbine
ZA201004581B (en) Can end
ZA201102606B (en) Mortar
ZA201104563B (en) Turbine
PL2240375T3 (en) Can end
EP2281093A4 (en) Structural wall
EP2233833A4 (en) Boiler structure
ZA201007888B (en) Pipe connection
GB2461286B (en) Fluid turbine
EP2357405A4 (en) Boiler structure
PL2098783T3 (en) Boiler
HK1160672A1 (en) Retaining wall
SI2318595T1 (en) Retaining wall
GB0821900D0 (en) Boultby boiler
GB0810388D0 (en) Parallel turbine
EP2357407A4 (en) Boiler structure
EP2357406A4 (en) Boiler structure
TWM371752U (en) Landscape wall
GB0811263D0 (en) Pipe cooupling
GB0800654D0 (en) Pipe connection
GB2463660B (en) Fluid turbine

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

17P Request for examination filed

Effective date: 20100713

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR

AX Request for extension of the european patent

Extension state: AL BA MK RS

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

Effective date: 20130201

RIC1 Information provided on ipc code assigned before grant

Ipc: F01D 9/04 20060101ALI20130128BHEP

Ipc: F01D 5/14 20060101ALI20130128BHEP

Ipc: F01D 9/02 20060101AFI20130128BHEP

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

INTG Intention to grant announced

Effective date: 20131029

RIN1 Information on inventor provided before grant (corrected)

Inventor name: WAKAZONO, SUSUMU

Inventor name: SAKAMOTO, YASURO

Inventor name: ITO, EISAKU

Inventor name: HIYAMA, TAKASHI

GRAS Grant fee paid

Free format text: ORIGINAL CODE: EPIDOSNIGR3

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: MITSUBISHI HITACHI POWER SYSTEMS, LTD.

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR

REG Reference to a national code

Ref country code: GB

Ref legal event code: FG4D

REG Reference to a national code

Ref country code: AT

Ref legal event code: REF

Ref document number: 682397

Country of ref document: AT

Kind code of ref document: T

Effective date: 20140815

Ref country code: CH

Ref legal event code: EP

REG Reference to a national code

Ref country code: IE

Ref legal event code: FG4D

REG Reference to a national code

Ref country code: DE

Ref legal event code: R096

Ref document number: 602008033895

Country of ref document: DE

Effective date: 20140925

REG Reference to a national code

Ref country code: NL

Ref legal event code: VDEP

Effective date: 20140813

REG Reference to a national code

Ref country code: AT

Ref legal event code: MK05

Ref document number: 682397

Country of ref document: AT

Kind code of ref document: T

Effective date: 20140813

REG Reference to a national code

Ref country code: LT

Ref legal event code: MG4D

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: ES

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20140813

Ref country code: LT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20140813

Ref country code: NO

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20141113

Ref country code: PT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20141215

Ref country code: SE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20140813

Ref country code: BG

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20141113

Ref country code: FI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20140813

Ref country code: GR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20141114

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IS

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20141213

Ref country code: CY

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20140813

Ref country code: LV

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20140813

Ref country code: AT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20140813

Ref country code: HR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20140813

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: NL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20140813

RAP2 Party data changed (patent owner data changed or rights of a patent transferred)

Owner name: MITSUBISHI HITACHI POWER SYSTEMS, LTD.

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20140813

Ref country code: DK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20140813

Ref country code: RO

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20140813

Ref country code: EE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20140813

Ref country code: CZ

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20140813

Ref country code: IT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20140813

REG Reference to a national code

Ref country code: CH

Ref legal event code: PL

REG Reference to a national code

Ref country code: DE

Ref legal event code: R097

Ref document number: 602008033895

Country of ref document: DE

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: PL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20140813

Ref country code: MC

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20140813

REG Reference to a national code

Ref country code: IE

Ref legal event code: MM4A

PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

REG Reference to a national code

Ref country code: FR

Ref legal event code: ST

Effective date: 20150529

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: BE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20140930

26N No opposition filed

Effective date: 20150515

GBPC Gb: european patent ceased through non-payment of renewal fee

Effective date: 20141113

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: LI

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20140930

Ref country code: CH

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20140930

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20140925

Ref country code: FR

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20141013

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: GB

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20141113

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20140813

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: MT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20140813

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: TR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20140813

Ref country code: LU

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20140925

Ref country code: HU

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT; INVALID AB INITIO

Effective date: 20080925

Ref country code: BE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20140813

REG Reference to a national code

Ref country code: DE

Ref legal event code: R082

Ref document number: 602008033895

Country of ref document: DE

Representative=s name: HENKEL & PARTNER MBB PATENTANWALTSKANZLEI, REC, DE

Ref country code: DE

Ref legal event code: R081

Ref document number: 602008033895

Country of ref document: DE

Owner name: MITSUBISHI POWER, LTD., JP

Free format text: FORMER OWNER: MITSUBISHI HITACHI POWER SYSTEMS, LTD., YOKOHAMA-SHI, KANAGAWA, JP

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: DE

Payment date: 20230802

Year of fee payment: 16