CN101333936B - 蒸汽轮机及用于将长动叶栅保持在其中的中间支撑结构 - Google Patents

蒸汽轮机及用于将长动叶栅保持在其中的中间支撑结构 Download PDF

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Publication number
CN101333936B
CN101333936B CN2008101249868A CN200810124986A CN101333936B CN 101333936 B CN101333936 B CN 101333936B CN 2008101249868 A CN2008101249868 A CN 2008101249868A CN 200810124986 A CN200810124986 A CN 200810124986A CN 101333936 B CN101333936 B CN 101333936B
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China
Prior art keywords
steam turbine
moving blade
lug
intermediate support
support structure
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CN2008101249868A
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Chinese (zh)
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CN101333936A (zh
Inventor
大友文雄
松田寿
猪亦麻子
川岸裕之
新关良树
涩川直纪
川上宏
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Toshiba Corp
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Toshiba Corp
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Publication of CN101333936A publication Critical patent/CN101333936A/zh
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    • 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

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
CN2008101249868A 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 Active CN101333936B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2007168942 2007-06-27
JP2007-168942 2007-06-27
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
CN101333936A CN101333936A (zh) 2008-12-31
CN101333936B true CN101333936B (zh) 2011-09-28

Family

ID=39591311

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Application Number Title Priority Date Filing Date
CN2008101249868A Active 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

Country Status (4)

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

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JP5558095B2 (ja) * 2009-12-28 2014-07-23 株式会社東芝 タービン動翼翼列および蒸気タービン
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
US20140154081A1 (en) * 2012-11-30 2014-06-05 General Electric Company Tear-drop shaped part-span shroud
US9546555B2 (en) * 2012-12-17 2017-01-17 General Electric Company Tapered part-span shroud
US9631500B2 (en) 2013-10-30 2017-04-25 General Electric Company Bucket assembly for use in a turbine engine
US9719355B2 (en) * 2013-12-20 2017-08-01 General Electric Company Rotary machine blade having an asymmetric part-span shroud and method of making same
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
US10132169B2 (en) * 2015-12-28 2018-11-20 General Electric Company Shrouded turbine rotor blades
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
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

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CN2748643Y (zh) * 2004-09-29 2005-12-28 哈尔滨汽轮机厂有限责任公司 大型汽轮机末级动叶片
CN2851582Y (zh) * 2005-11-28 2006-12-27 哈尔滨汽轮机厂有限责任公司 全转速汽轮机超长末级动叶片

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CN2479214Y (zh) * 2001-06-12 2002-02-27 东方汽轮机厂 大型汽轮机新型末级叶片
CN2711391Y (zh) * 2004-06-09 2005-07-20 哈尔滨汽轮机厂有限责任公司 大型空冷汽轮机专用末级叶片
CN2748643Y (zh) * 2004-09-29 2005-12-28 哈尔滨汽轮机厂有限责任公司 大型汽轮机末级动叶片
CN2851582Y (zh) * 2005-11-28 2006-12-27 哈尔滨汽轮机厂有限责任公司 全转速汽轮机超长末级动叶片

Also Published As

Publication number Publication date
JP2009007981A (ja) 2009-01-15
US20090004011A1 (en) 2009-01-01
EP2009241A2 (en) 2008-12-31
CN101333936A (zh) 2008-12-31
EP2009241A3 (en) 2013-08-21
US8105038B2 (en) 2012-01-31

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