RU2631852C2 - Направляющий лопаточный венец для паровой турбины, многоступенчатая паровая турбина и способ изготовления лопаточного узла - Google Patents

Направляющий лопаточный венец для паровой турбины, многоступенчатая паровая турбина и способ изготовления лопаточного узла Download PDF

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Publication number
RU2631852C2
RU2631852C2 RU2012153181A RU2012153181A RU2631852C2 RU 2631852 C2 RU2631852 C2 RU 2631852C2 RU 2012153181 A RU2012153181 A RU 2012153181A RU 2012153181 A RU2012153181 A RU 2012153181A RU 2631852 C2 RU2631852 C2 RU 2631852C2
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RU
Russia
Prior art keywords
steam turbine
specified
blade
channel
groove
Prior art date
Application number
RU2012153181A
Other languages
English (en)
Russian (ru)
Other versions
RU2012153181A (ru
Inventor
Марко ГРИЛЛИ
Энрико ДЖУСТИ
Энцо ИМПАРАТО
Original Assignee
Нуово Пиньоне С.п.А.
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Application filed by Нуово Пиньоне С.п.А. filed Critical Нуово Пиньоне С.п.А.
Publication of RU2012153181A publication Critical patent/RU2012153181A/ru
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Publication of RU2631852C2 publication Critical patent/RU2631852C2/ru

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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
    • F01D9/00—Stators
    • F01D9/02—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles
    • 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
    • F01D5/14—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
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/30—Fixing blades to rotors; Blade roots ; Blade spacers
    • 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
    • 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
    • F01D9/044—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector fixing blades to stators permanently, e.g. by welding, brazing, casting or the like
    • 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
    • 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
    • F05D2230/00—Manufacture
    • F05D2230/20—Manufacture essentially without removing material
    • F05D2230/23—Manufacture essentially without removing material by permanently joining parts together
    • F05D2230/232—Manufacture essentially without removing material by permanently joining parts together by welding
    • F05D2230/237—Brazing
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49316—Impeller making
    • Y10T29/4932—Turbomachine making
    • Y10T29/49323—Assembling fluid flow directing devices, e.g., stators, diaphragms, nozzles

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
RU2012153181A 2011-12-12 2012-12-11 Направляющий лопаточный венец для паровой турбины, многоступенчатая паровая турбина и способ изготовления лопаточного узла RU2631852C2 (ru)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT000060A ITCO20110060A1 (it) 2011-12-12 2011-12-12 Turbina a vapore, paletta e metodo
ITCO2011A000060 2011-12-12

Publications (2)

Publication Number Publication Date
RU2012153181A RU2012153181A (ru) 2014-06-20
RU2631852C2 true RU2631852C2 (ru) 2017-09-26

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
RU2012153181A RU2631852C2 (ru) 2011-12-12 2012-12-11 Направляющий лопаточный венец для паровой турбины, многоступенчатая паровая турбина и способ изготовления лопаточного узла

Country Status (10)

Country Link
US (1) US20130149106A1 (de)
EP (1) EP2604801B1 (de)
JP (1) JP6163299B2 (de)
KR (1) KR102016170B1 (de)
CN (1) CN103161512A (de)
CA (1) CA2797235C (de)
IN (1) IN2012DE03364A (de)
IT (1) ITCO20110060A1 (de)
PL (1) PL2604801T3 (de)
RU (1) RU2631852C2 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2793871C1 (ru) * 2022-06-10 2023-04-07 Акционерное общество "Силовые машины - ЗТЛ, ЛМЗ, Электросила, Энергомашэкспорт" (АО "Силовые машины") Наборная диафрагма паровой турбины

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ITCO20130051A1 (it) * 2013-10-23 2015-04-24 Nuovo Pignone Srl Metodo per la produzione di uno stadio di una turbina a vapore
US11008893B2 (en) 2014-11-03 2021-05-18 Nuovo Pignone Srl Sector for the assembly of a stage of a turbine and corresponding manufacturing method
CN105772244B (zh) * 2016-04-29 2018-08-10 泉州市宏恩新能源汽车科技有限公司 一种空气动力学喷嘴
CN106754169A (zh) * 2016-11-18 2017-05-31 贵州省仁怀市茅台镇君丰酒业有限公司 白酒的酿造工艺
CN110945212B (zh) * 2017-09-05 2022-07-08 三菱重工业株式会社 汽轮机叶片、汽轮机、以及汽轮机叶片的制造方法
CN116057257A (zh) * 2020-08-13 2023-05-02 三菱重工业株式会社 静叶片节段及具备该静叶片节段的蒸汽涡轮
CN113007126A (zh) * 2021-02-26 2021-06-22 英飞同仁风机股份有限公司 一种多级离心鼓风机隔板及其制备方法及多级离心鼓风机

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US3881842A (en) * 1973-04-10 1975-05-06 Jury Fedorovich Kosyak Diaphragm for steam turbine stage
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EP1744018A1 (de) * 2005-07-15 2007-01-17 Kabushiki Kaisha Toshiba Dampfturbinenleitschaufel, Leitschaufelringe und diesbezügliches Schaufelherstellungsverfahren
RU2410226C2 (ru) * 2005-05-09 2011-01-27 Снекма Сервис Способ изготовления полой лопатки, вершина которой имеет форму ванночки, а также способ ремонта такой лопатки
US20110200430A1 (en) * 2010-02-16 2011-08-18 General Electric Company Steam turbine nozzle segment having arcuate interface

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Publication number Priority date Publication date Assignee Title
US3724967A (en) * 1971-10-28 1973-04-03 Westinghouse Electric Corp Moisture removal device for a steam turbine
US3881842A (en) * 1973-04-10 1975-05-06 Jury Fedorovich Kosyak Diaphragm for steam turbine stage
SU1386719A1 (ru) * 1986-10-15 1988-04-07 Харьковский политехнический институт им.В.И.Ленина Направл ющий аппарат осевой турбины
RU2410226C2 (ru) * 2005-05-09 2011-01-27 Снекма Сервис Способ изготовления полой лопатки, вершина которой имеет форму ванночки, а также способ ремонта такой лопатки
EP1744018A1 (de) * 2005-07-15 2007-01-17 Kabushiki Kaisha Toshiba Dampfturbinenleitschaufel, Leitschaufelringe und diesbezügliches Schaufelherstellungsverfahren
US20110200430A1 (en) * 2010-02-16 2011-08-18 General Electric Company Steam turbine nozzle segment having arcuate interface

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2793871C1 (ru) * 2022-06-10 2023-04-07 Акционерное общество "Силовые машины - ЗТЛ, ЛМЗ, Электросила, Энергомашэкспорт" (АО "Силовые машины") Наборная диафрагма паровой турбины

Also Published As

Publication number Publication date
JP2013122246A (ja) 2013-06-20
EP2604801A1 (de) 2013-06-19
US20130149106A1 (en) 2013-06-13
KR102016170B1 (ko) 2019-08-29
CN103161512A (zh) 2013-06-19
IN2012DE03364A (de) 2015-07-24
EP2604801B1 (de) 2018-03-14
KR20130066537A (ko) 2013-06-20
JP6163299B2 (ja) 2017-07-12
ITCO20110060A1 (it) 2013-06-13
CA2797235A1 (en) 2013-06-12
PL2604801T3 (pl) 2018-06-29
CA2797235C (en) 2019-09-24
RU2012153181A (ru) 2014-06-20

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MM4A The patent is invalid due to non-payment of fees

Effective date: 20201212