EP2617951A3 - Virole d'une turbine à vapeur pour la drainage des gouttelettes d'eau - Google Patents

Virole d'une turbine à vapeur pour la drainage des gouttelettes d'eau Download PDF

Info

Publication number
EP2617951A3
EP2617951A3 EP13151786.4A EP13151786A EP2617951A3 EP 2617951 A3 EP2617951 A3 EP 2617951A3 EP 13151786 A EP13151786 A EP 13151786A EP 2617951 A3 EP2617951 A3 EP 2617951A3
Authority
EP
European Patent Office
Prior art keywords
blades
tip
tip cover
leading edge
axial direction
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Withdrawn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
EP13151786.4A
Other languages
German (de)
English (en)
Other versions
EP2617951A2 (fr
Inventor
Tomohiko Tsukuda
Hiroshi Kawakami
Sakae Kawasaki
Naoki Shibukawa
Shinichiro Ohashi
Yoshifumi Iwasaki
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.)
Toshiba Corp
Original Assignee
Toshiba Corp
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 Toshiba Corp filed Critical Toshiba Corp
Publication of EP2617951A2 publication Critical patent/EP2617951A2/fr
Publication of EP2617951A3 publication Critical patent/EP2617951A3/fr
Withdrawn legal-status Critical Current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
    • 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
    • F01D5/147—Construction, i.e. structural features, e.g. of weight-saving hollow 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
    • 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
    • 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
    • F01D25/32—Collecting of condensation water; Drainage ; Removing solid particles
    • 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
    • F01D5/22—Blade-to-blade connections, e.g. for damping vibrations
    • F01D5/225—Blade-to-blade connections, e.g. for damping vibrations by shrouding
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
    • F05B2260/00—Function
    • F05B2260/60—Fluid transfer
    • F05B2260/602—Drainage

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
EP13151786.4A 2012-01-19 2013-01-18 Virole d'une turbine à vapeur pour la drainage des gouttelettes d'eau Withdrawn EP2617951A3 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2012008849A JP5823305B2 (ja) 2012-01-19 2012-01-19 蒸気タービンおよび蒸気タービンの動翼

Publications (2)

Publication Number Publication Date
EP2617951A2 EP2617951A2 (fr) 2013-07-24
EP2617951A3 true EP2617951A3 (fr) 2014-08-27

Family

ID=47563264

Family Applications (1)

Application Number Title Priority Date Filing Date
EP13151786.4A Withdrawn EP2617951A3 (fr) 2012-01-19 2013-01-18 Virole d'une turbine à vapeur pour la drainage des gouttelettes d'eau

Country Status (3)

Country Link
US (1) US20130189077A1 (fr)
EP (1) EP2617951A3 (fr)
JP (1) JP5823305B2 (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6125351B2 (ja) * 2013-06-27 2017-05-10 株式会社東芝 蒸気タービン
JP6066948B2 (ja) * 2014-03-13 2017-01-25 三菱重工業株式会社 シュラウド、動翼体、及び回転機械
CN104061023A (zh) * 2014-06-23 2014-09-24 中国船舶重工集团公司第七�三研究所 一种船用汽轮机除湿级装置
EP3009610B1 (fr) * 2014-10-14 2020-11-25 General Electric Technology GmbH Agencement d'étanchéité d'un arbre d'une turbine à vapeur
JP6539525B2 (ja) * 2015-07-09 2019-07-03 株式会社東芝 タービン動翼
KR102485641B1 (ko) * 2018-07-13 2023-01-06 미츠비시 파워 가부시키가이샤 플로 가이드, 증기 터빈, 내측 부재 및 플로 가이드의 제조 방법
CN110043336A (zh) * 2019-05-21 2019-07-23 中国船舶重工集团公司第七0三研究所 一种海洋移动式核电汽轮机外缘除湿装置

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU510583A1 (ru) * 1974-09-30 1976-04-15 Харьковский Филиал Центрального Конструкторского Бюро Главэнергоремонта Турбинна ступень дл работы на влажном паре
JPS5752602A (en) * 1980-09-16 1982-03-29 Toshiba Corp Steam-water separator in steam turbine
US5234318A (en) * 1993-01-22 1993-08-10 Brandon Ronald E Clip-on radial tip seals for steam and gas turbines
US5261785A (en) * 1992-08-04 1993-11-16 General Electric Company Rotor blade cover adapted to facilitate moisture removal
US20040223844A1 (en) * 2003-05-07 2004-11-11 Farrell Alison Carol Method and apparatus to facilitate sealing within turbines
WO2011007506A1 (fr) * 2009-07-14 2011-01-20 株式会社 東芝 Turbine à vapeur

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3304056A (en) * 1965-03-19 1967-02-14 Hitachi Ltd Turbine blades
JPH11159302A (ja) * 1997-11-25 1999-06-15 Hitachi Ltd 蒸気タービン動翼
JP4387697B2 (ja) * 2003-06-12 2009-12-16 株式会社東芝 蒸気タービンシール装置およびそれを備えた蒸気タービン
JP5025241B2 (ja) * 2006-12-01 2012-09-12 株式会社東芝 タービン動翼および蒸気タービン
JP2009138540A (ja) * 2007-12-04 2009-06-25 Toshiba Corp 蒸気タービンおよび蒸気タービン段落の湿分除去構造
GB2475704A (en) * 2009-11-26 2011-06-01 Alstom Technology Ltd Diverting solid particles in an axial flow steam turbine

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU510583A1 (ru) * 1974-09-30 1976-04-15 Харьковский Филиал Центрального Конструкторского Бюро Главэнергоремонта Турбинна ступень дл работы на влажном паре
JPS5752602A (en) * 1980-09-16 1982-03-29 Toshiba Corp Steam-water separator in steam turbine
US5261785A (en) * 1992-08-04 1993-11-16 General Electric Company Rotor blade cover adapted to facilitate moisture removal
US5234318A (en) * 1993-01-22 1993-08-10 Brandon Ronald E Clip-on radial tip seals for steam and gas turbines
US20040223844A1 (en) * 2003-05-07 2004-11-11 Farrell Alison Carol Method and apparatus to facilitate sealing within turbines
WO2011007506A1 (fr) * 2009-07-14 2011-01-20 株式会社 東芝 Turbine à vapeur

Also Published As

Publication number Publication date
EP2617951A2 (fr) 2013-07-24
US20130189077A1 (en) 2013-07-25
JP2013147999A (ja) 2013-08-01
JP5823305B2 (ja) 2015-11-25

Similar Documents

Publication Publication Date Title
EP2617951A3 (fr) Virole d'une turbine à vapeur pour la drainage des gouttelettes d'eau
EP2463514A3 (fr) Ensemble de longeron pour pale de rotor d'éolienne
WO2011012664A3 (fr) Dispositif d'étanchéité pour une turbine éolienne
EP2317127A3 (fr) Pales d'éolienne
EP2339115A3 (fr) Ensemble de rotor de turbine et turbine à vapeur
EP2843239A3 (fr) Ventilateur et turbine associée
EP2236754A3 (fr) Aube de rotor de turbine à vapeur et turbine à vapeur associée
EP2434094A3 (fr) Aube statorique de turbine à vapeur et turbine à vapeur
EP2653719A3 (fr) Moyeu de rotor de turbine éolienne
EP2674614A3 (fr) Insert de l'angle de cône pour rotor de turbine éolienne
RU2015149421A (ru) Роликовый подшипник для ветровых турбин
JP2014139436A5 (fr)
WO2017058329A3 (fr) Hélice comprenant des pales externes en extension
EP2871324A3 (fr) Turbine axiale avec une plaque de guidage
NZ749141A (en) Propeller
GB2467653A (en) Tidal turbine system
EP2532880A3 (fr) Pale de rotor pour éolienne
EP2484867A3 (fr) Composant rotatif de moteur à turbine
EP2775119A3 (fr) Orifices de prélèvement inversés dans un carénage de compresseur
EP2728171A3 (fr) Ensemble de pale de rotor d'éolienne avec un insert annulaire dans le pied de pale
EP2484871A3 (fr) Turbomachine avec passage d'écoulement doté d'un périphérique extérieur variable circonférenciellement
CA2865893A1 (fr) Rotor d'eolienne
WO2011102638A3 (fr) Dispositif générateur de force de rotation et type de turbine à eau à action centripète utilisant ce dispositif
WO2013155151A3 (fr) Profil d'aile à anneau doté d'éléments de mélange
WO2012164045A9 (fr) Rotor d'éolienne comportant une pale courbée

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: 20130118

AK Designated contracting states

Kind code of ref document: A2

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

AX Request for extension of the european patent

Extension state: BA ME

PUAL Search report despatched

Free format text: ORIGINAL CODE: 0009013

AK Designated contracting states

Kind code of ref document: A3

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

AX Request for extension of the european patent

Extension state: BA ME

RIC1 Information provided on ipc code assigned before grant

Ipc: F01D 25/32 20060101AFI20140723BHEP

Ipc: F01D 5/14 20060101ALI20140723BHEP

Ipc: F01D 5/22 20060101ALI20140723BHEP

Ipc: F01D 11/08 20060101ALI20140723BHEP

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

Free format text: STATUS: THE APPLICATION HAS BEEN WITHDRAWN

18W Application withdrawn

Effective date: 20160830