JP2009007981A - 蒸気タービン用長動翼翼列の中間固定支持構造及び蒸気タービン - Google Patents

蒸気タービン用長動翼翼列の中間固定支持構造及び蒸気タービン Download PDF

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Publication number
JP2009007981A
JP2009007981A JP2007168942A JP2007168942A JP2009007981A JP 2009007981 A JP2009007981 A JP 2009007981A JP 2007168942 A JP2007168942 A JP 2007168942A JP 2007168942 A JP2007168942 A JP 2007168942A JP 2009007981 A JP2009007981 A JP 2009007981A
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JP
Japan
Prior art keywords
fixed support
intermediate fixed
lug
steam turbine
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.)
Pending
Application number
JP2007168942A
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English (en)
Japanese (ja)
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JP2009007981A5 (enExample
Inventor
Fumio Otomo
文雄 大友
Hisashi Matsuda
寿 松田
Asako Inomata
麻子 猪亦
Hiroyuki Kawagishi
裕之 川岸
Yoshiki Niizeki
良樹 新関
Naoki Shibukawa
直紀 渋川
Hiroshi Kawakami
宏 川上
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
Priority to JP2007168942A priority Critical patent/JP2009007981A/ja
Priority to US12/145,299 priority patent/US8105038B2/en
Priority to CN2008101249868A priority patent/CN101333936B/zh
Priority to EP08011583.5A priority patent/EP2009241A3/en
Publication of JP2009007981A publication Critical patent/JP2009007981A/ja
Publication of JP2009007981A5 publication Critical patent/JP2009007981A5/ja
Pending legal-status Critical Current

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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
    • F01D5/22—Blade-to-blade connections, e.g. for damping vibrations
    • 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
    • F05D2220/00—Application
    • F05D2220/30—Application in turbines
    • F05D2220/32—Application in turbines in gas turbines
    • F05D2220/321—Application in turbines in gas turbines for a special turbine stage
    • F05D2220/3215—Application in turbines in gas turbines for a special turbine stage the last stage of the turbine
    • 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
    • F05D2260/96—Preventing, counteracting or reducing vibration or noise

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
JP2007168942A 2007-06-27 2007-06-27 蒸気タービン用長動翼翼列の中間固定支持構造及び蒸気タービン Pending JP2009007981A (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2007168942A JP2009007981A (ja) 2007-06-27 2007-06-27 蒸気タービン用長動翼翼列の中間固定支持構造及び蒸気タービン
US12/145,299 US8105038B2 (en) 2007-06-27 2008-06-24 Steam turbine, and intermediate support structure for holding row of long moving blades therein
CN2008101249868A CN101333936B (zh) 2007-06-27 2008-06-25 蒸汽轮机及用于将长动叶栅保持在其中的中间支撑结构
EP08011583.5A EP2009241A3 (en) 2007-06-27 2008-06-26 Interconnected blades of a steam turbine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2007168942A JP2009007981A (ja) 2007-06-27 2007-06-27 蒸気タービン用長動翼翼列の中間固定支持構造及び蒸気タービン

Publications (2)

Publication Number Publication Date
JP2009007981A true JP2009007981A (ja) 2009-01-15
JP2009007981A5 JP2009007981A5 (enExample) 2009-12-10

Family

ID=39591311

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2007168942A Pending JP2009007981A (ja) 2007-06-27 2007-06-27 蒸気タービン用長動翼翼列の中間固定支持構造及び蒸気タービン

Country Status (4)

Country Link
US (1) US8105038B2 (enExample)
EP (1) EP2009241A3 (enExample)
JP (1) JP2009007981A (enExample)
CN (1) CN101333936B (enExample)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011137424A (ja) * 2009-12-28 2011-07-14 Toshiba Corp タービン動翼翼列および蒸気タービン
JP2014109272A (ja) * 2012-11-30 2014-06-12 General Electric Co <Ge> 涙型の部分スパンシュラウド
JP2014118974A (ja) * 2012-12-17 2014-06-30 General Electric Co <Ge> テーパ付き部分スパン型シュラウド
JP2015121221A (ja) * 2013-12-20 2015-07-02 ゼネラル・エレクトリック・カンパニイ 非対称なパートスパンシュラウドを有する回転機械の翼およびその製造方法
JP2017120078A (ja) * 2015-12-28 2017-07-06 ゼネラル・エレクトリック・カンパニイ シュラウド付きタービン・ロータ・ブレード
JP2022083817A (ja) * 2020-11-25 2022-06-06 三菱重工業株式会社 蒸気タービン動翼

Families Citing this family (9)

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TWI418708B (zh) * 2011-03-25 2013-12-11 Delta Electronics Inc 葉輪結構
EP2563055A1 (en) 2011-08-25 2013-02-27 Swisscom AG Method and devices for reducing detectability of an encryption key
US9631500B2 (en) 2013-10-30 2017-04-25 General Electric Company Bucket assembly for use in a turbine engine
US9822647B2 (en) 2014-01-29 2017-11-21 General Electric Company High chord bucket with dual part span shrouds and curved dovetail
EP3029269A1 (de) * 2014-12-04 2016-06-08 Siemens Aktiengesellschaft Turbinenlaufschaufel, zugehöriger rotor und strömungsmaschine
GB201511416D0 (en) 2015-06-30 2015-08-12 Napier Turbochargers Ltd Turbomachinery rotor blade
EP3379033A1 (en) * 2017-03-20 2018-09-26 General Electric Company Systems and methods for minimizing an incidence angle between a number of streamlines in a not disturbed flow field by varying an inclination angle of a chord line of a snubber
US11156096B2 (en) 2020-02-07 2021-10-26 General Electric Company Turbine blade airfoil profile
US11339670B2 (en) 2020-10-13 2022-05-24 General Electric Company Part-span shroud configurations

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JPS5430107U (enExample) * 1977-08-02 1979-02-27
JPS61114008U (enExample) * 1984-12-28 1986-07-18
JPH0347402A (ja) * 1989-04-11 1991-02-28 Toshiba Corp タービン動翼の連結装置

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* Cited by examiner, † Cited by third party
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JPS5430107U (enExample) * 1977-08-02 1979-02-27
JPS61114008U (enExample) * 1984-12-28 1986-07-18
JPH0347402A (ja) * 1989-04-11 1991-02-28 Toshiba Corp タービン動翼の連結装置

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011137424A (ja) * 2009-12-28 2011-07-14 Toshiba Corp タービン動翼翼列および蒸気タービン
US8753087B2 (en) 2009-12-28 2014-06-17 Kabushiki Kaisha Toshiba Turbine rotor assembly and steam turbine
JP2014109272A (ja) * 2012-11-30 2014-06-12 General Electric Co <Ge> 涙型の部分スパンシュラウド
JP2014118974A (ja) * 2012-12-17 2014-06-30 General Electric Co <Ge> テーパ付き部分スパン型シュラウド
JP2015121221A (ja) * 2013-12-20 2015-07-02 ゼネラル・エレクトリック・カンパニイ 非対称なパートスパンシュラウドを有する回転機械の翼およびその製造方法
JP2017120078A (ja) * 2015-12-28 2017-07-06 ゼネラル・エレクトリック・カンパニイ シュラウド付きタービン・ロータ・ブレード
JP7034587B2 (ja) 2015-12-28 2022-03-14 ゼネラル・エレクトリック・カンパニイ シュラウド付きタービン・ロータ・ブレード
JP2022083817A (ja) * 2020-11-25 2022-06-06 三菱重工業株式会社 蒸気タービン動翼
JP7245215B2 (ja) 2020-11-25 2023-03-23 三菱重工業株式会社 蒸気タービン動翼

Also Published As

Publication number Publication date
US20090004011A1 (en) 2009-01-01
CN101333936B (zh) 2011-09-28
EP2009241A2 (en) 2008-12-31
CN101333936A (zh) 2008-12-31
EP2009241A3 (en) 2013-08-21
US8105038B2 (en) 2012-01-31

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