ITCO20110060A1 - Turbina a vapore, paletta e metodo - Google Patents

Turbina a vapore, paletta e metodo Download PDF

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Publication number
ITCO20110060A1
ITCO20110060A1 IT000060A ITCO20110060A ITCO20110060A1 IT CO20110060 A1 ITCO20110060 A1 IT CO20110060A1 IT 000060 A IT000060 A IT 000060A IT CO20110060 A ITCO20110060 A IT CO20110060A IT CO20110060 A1 ITCO20110060 A1 IT CO20110060A1
Authority
IT
Italy
Prior art keywords
blade
steam turbine
longitudinal
stator
passage
Prior art date
Application number
IT000060A
Other languages
English (en)
Italian (it)
Inventor
Enrico Giusti
Marco Grilli
Enzo Imparato
Original Assignee
Nuovo Pignone Spa
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 Nuovo Pignone Spa filed Critical Nuovo Pignone Spa
Priority to IT000060A priority Critical patent/ITCO20110060A1/it
Priority to IN3364DE2012 priority patent/IN2012DE03364A/en
Priority to CA2797235A priority patent/CA2797235C/en
Priority to PL12195193T priority patent/PL2604801T3/pl
Priority to EP12195193.3A priority patent/EP2604801B1/en
Priority to JP2012267849A priority patent/JP6163299B2/ja
Priority to RU2012153181A priority patent/RU2631852C2/ru
Priority to KR1020120143748A priority patent/KR102016170B1/ko
Priority to US13/712,258 priority patent/US20130149106A1/en
Priority to CN2012105334531A priority patent/CN103161512A/zh
Publication of ITCO20110060A1 publication Critical patent/ITCO20110060A1/it

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
    • 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)
IT000060A 2011-12-12 2011-12-12 Turbina a vapore, paletta e metodo ITCO20110060A1 (it)

Priority Applications (10)

Application Number Priority Date Filing Date Title
IT000060A ITCO20110060A1 (it) 2011-12-12 2011-12-12 Turbina a vapore, paletta e metodo
IN3364DE2012 IN2012DE03364A (ko) 2011-12-12 2012-11-01
CA2797235A CA2797235C (en) 2011-12-12 2012-11-29 Steam turbine, blade, and method
PL12195193T PL2604801T3 (pl) 2011-12-12 2012-12-03 Pierścień łopatek kierowniczych i sposób wytwarzania takiego pierścienia
EP12195193.3A EP2604801B1 (en) 2011-12-12 2012-12-03 Stator blade ring and method of making the ring
JP2012267849A JP6163299B2 (ja) 2011-12-12 2012-12-07 蒸気タービン、ブレード、及び方法
RU2012153181A RU2631852C2 (ru) 2011-12-12 2012-12-11 Направляющий лопаточный венец для паровой турбины, многоступенчатая паровая турбина и способ изготовления лопаточного узла
KR1020120143748A KR102016170B1 (ko) 2011-12-12 2012-12-11 증기 터빈, 블레이드 및 방법
US13/712,258 US20130149106A1 (en) 2011-12-12 2012-12-12 Steam turbine, blade, and method
CN2012105334531A CN103161512A (zh) 2011-12-12 2012-12-12 蒸汽涡轮、叶片和方法

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
ITCO20110060A1 true ITCO20110060A1 (it) 2013-06-13

Family

ID=45571626

Family Applications (1)

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

Country Status (10)

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

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
JP7369301B2 (ja) 2020-08-13 2023-10-25 三菱重工業株式会社 静翼セグメント、及びこれを備える蒸気タービン
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

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB760734A (en) * 1954-03-12 1956-11-07 English Electric Co Ltd Improvements in and relating to steam turbines
DE2038047A1 (de) * 1970-07-31 1972-02-03 Maschf Augsburg Nuernberg Ag Entwässerung der Oberflachen der Leitschaufeln und des Stromungsraumes von Dampfturbinen, insbesondere Satt und Naßdampfturbinen
US3881842A (en) * 1973-04-10 1975-05-06 Jury Fedorovich Kosyak Diaphragm for steam turbine stage
EP1744018A1 (en) * 2005-07-15 2007-01-17 Kabushiki Kaisha Toshiba Steam turbine nozzle vane, nozzle rings and method of fabricating the vane

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US4401254A (en) 1980-09-29 1983-08-30 Stewart-Warner Corporation Vacuum brazing process with improved gettering
US4701102A (en) * 1985-07-30 1987-10-20 Westinghouse Electric Corp. Stationary blade assembly for a steam turbine
SU1386719A1 (ru) * 1986-10-15 1988-04-07 Харьковский политехнический институт им.В.И.Ленина Направл ющий аппарат осевой турбины
US4874918A (en) 1987-02-14 1989-10-17 Nihon Sinku Gijutsu Kabusiki Kaisha Vacuum brazing apparatus
JPS63263204A (ja) * 1987-04-21 1988-10-31 Toshiba Corp タ−ビンの羽根侵食防止装置
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JPH0326802A (ja) * 1989-06-23 1991-02-05 Hitachi Ltd 蒸気タービンの静翼装置
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Patent Citations (4)

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Publication number Priority date Publication date Assignee Title
GB760734A (en) * 1954-03-12 1956-11-07 English Electric Co Ltd Improvements in and relating to steam turbines
DE2038047A1 (de) * 1970-07-31 1972-02-03 Maschf Augsburg Nuernberg Ag Entwässerung der Oberflachen der Leitschaufeln und des Stromungsraumes von Dampfturbinen, insbesondere Satt und Naßdampfturbinen
US3881842A (en) * 1973-04-10 1975-05-06 Jury Fedorovich Kosyak Diaphragm for steam turbine stage
EP1744018A1 (en) * 2005-07-15 2007-01-17 Kabushiki Kaisha Toshiba Steam turbine nozzle vane, nozzle rings and method of fabricating the vane

Also Published As

Publication number Publication date
KR102016170B1 (ko) 2019-08-29
JP6163299B2 (ja) 2017-07-12
RU2012153181A (ru) 2014-06-20
EP2604801B1 (en) 2018-03-14
CA2797235C (en) 2019-09-24
KR20130066537A (ko) 2013-06-20
EP2604801A1 (en) 2013-06-19
RU2631852C2 (ru) 2017-09-26
CN103161512A (zh) 2013-06-19
PL2604801T3 (pl) 2018-06-29
US20130149106A1 (en) 2013-06-13
IN2012DE03364A (ko) 2015-07-24
JP2013122246A (ja) 2013-06-20
CA2797235A1 (en) 2013-06-12

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