CA969095A - Turbine rotor cooling mechanism - Google Patents

Turbine rotor cooling mechanism

Info

Publication number
CA969095A
CA969095A CA169,294A CA169294A CA969095A CA 969095 A CA969095 A CA 969095A CA 169294 A CA169294 A CA 169294A CA 969095 A CA969095 A CA 969095A
Authority
CA
Canada
Prior art keywords
turbine rotor
cooling mechanism
rotor cooling
turbine
rotor
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.)
Expired
Application number
CA169,294A
Other languages
English (en)
Other versions
CA169294S (en
Inventor
Akio Sohma
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Application granted granted Critical
Publication of CA969095A publication Critical patent/CA969095A/en
Expired 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
    • F01D5/02—Blade-carrying members, e.g. rotors
    • F01D5/06—Rotors for more than one axial stage, e.g. of drum or multiple disc type; Details thereof, e.g. shafts, shaft connections
    • 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
    • F01D3/00—Machines or engines with axial-thrust balancing effected by working-fluid
    • F01D3/02—Machines or engines with axial-thrust balancing effected by working-fluid characterised by having one fluid flow in one axial direction and another fluid flow in the opposite direction

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
CA169,294A 1972-04-26 1973-04-24 Turbine rotor cooling mechanism Expired CA969095A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4132772A JPS5650084B2 (cs) 1972-04-26 1972-04-26

Publications (1)

Publication Number Publication Date
CA969095A true CA969095A (en) 1975-06-10

Family

ID=12605409

Family Applications (1)

Application Number Title Priority Date Filing Date
CA169,294A Expired CA969095A (en) 1972-04-26 1973-04-24 Turbine rotor cooling mechanism

Country Status (3)

Country Link
US (1) US3817654A (cs)
JP (1) JPS5650084B2 (cs)
CA (1) CA969095A (cs)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50130906A (cs) * 1974-04-04 1975-10-16
JPS5352961Y2 (cs) * 1975-08-04 1978-12-18
USRE32685E (en) * 1981-04-01 1988-05-31 General Electric Company Double flow reheat diaphragm
DE3209506A1 (de) * 1982-03-16 1983-09-22 Kraftwerk Union AG, 4330 Mülheim Axial beaufschlagte dampfturbine, insbesondere in zweiflutiger ausfuehrung
JPS6278303U (cs) * 1985-11-06 1987-05-19
US4826395A (en) * 1988-04-08 1989-05-02 Westinghouse Electric Corp. Turbine inlet flow deflector and sealing system
US5383768A (en) * 1989-02-03 1995-01-24 Hitachi, Ltd. Steam turbine, rotor shaft thereof, and heat resisting steel
US5125796A (en) * 1991-05-14 1992-06-30 General Electric Company Transition piece seal spring for a gas turbine
DE4129518A1 (de) * 1991-09-06 1993-03-11 Siemens Ag Kuehlung einer niederbruck-dampfturbine im ventilationsbetrieb
DE19620828C1 (de) * 1996-05-23 1997-09-04 Siemens Ag Turbinenwelle sowie Verfahren zur Kühlung einer Turbinenwelle
ATE230065T1 (de) * 1996-06-21 2003-01-15 Siemens Ag Turbinenwelle sowie verfahren zur kühlung einer turbinenwelle
JP4743377B2 (ja) * 2001-09-28 2011-08-10 株式会社富士通ゼネラル スクロール圧縮機
EP1473442B1 (en) * 2003-04-30 2014-04-23 Kabushiki Kaisha Toshiba Steam turbine, steam turbine plant and method of operating a steam turbine in a steam turbine plant
US20050052034A1 (en) * 2003-09-05 2005-03-10 Mcdonald Steven Lee Multi-section drum-closing ring
US20070065273A1 (en) * 2005-09-22 2007-03-22 General Electric Company Methods and apparatus for double flow turbine first stage cooling
US8047767B2 (en) * 2005-09-28 2011-11-01 General Electric Company High pressure first stage turbine and seal assembly
US8317458B2 (en) * 2008-02-28 2012-11-27 General Electric Company Apparatus and method for double flow turbine tub region cooling
US8113764B2 (en) 2008-03-20 2012-02-14 General Electric Company Steam turbine and a method of determining leakage within a steam turbine
US8096748B2 (en) * 2008-05-15 2012-01-17 General Electric Company Apparatus and method for double flow turbine first stage cooling
US8137067B2 (en) * 2008-11-05 2012-03-20 General Electric Company Turbine with interrupted purge flow
US8414252B2 (en) * 2010-01-04 2013-04-09 General Electric Company Method and apparatus for double flow turbine first stage cooling
CN105324554B (zh) 2013-06-28 2017-05-24 三菱重工压缩机有限公司 轴流膨胀机
CN105579686B (zh) * 2013-06-28 2018-02-23 埃克森美孚上游研究公司 利用轴向流膨胀机的系统和方法
EP3056663A1 (de) * 2015-02-10 2016-08-17 Siemens Aktiengesellschaft Axial beaufschlagte Dampfturbine, insbesondere in zweiflutiger Ausführung
JP6414260B2 (ja) 2017-03-23 2018-10-31 三菱マテリアル株式会社 放熱回路基板
US11118479B2 (en) * 2019-12-11 2021-09-14 General Electric Company Stress mitigating arrangement for working fluid dam in turbine system
JP2021163827A (ja) 2020-03-31 2021-10-11 三菱マテリアル株式会社 金属ベース基板、電子部品実装基板

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2552239A (en) * 1946-10-29 1951-05-08 Gen Electric Turbine rotor cooling arrangement
US3291447A (en) * 1965-02-15 1966-12-13 Gen Electric Steam turbine rotor cooling
US3321179A (en) * 1965-09-13 1967-05-23 Caterpillar Tractor Co Gas turbine engines
US3429557A (en) * 1966-06-30 1969-02-25 Gen Electric Steam turbine rotor cooling arrangement

Also Published As

Publication number Publication date
JPS5650084B2 (cs) 1981-11-26
US3817654A (en) 1974-06-18
JPS491905A (cs) 1974-01-09

Similar Documents

Publication Publication Date Title
CA969095A (en) Turbine rotor cooling mechanism
CA1026234A (en) Turbine housing
CA1006821A (en) Cooling slot for airfoil blade
CA943464A (en) Cooled turbine blade
AU469736B2 (en) Turbine rotor
CA1001952A (en) Fluid cooled turbine rotor blade
CA927751A (en) Turbomachine rotor
CA937508A (en) Turbomachine rotor
CA952026A (en) Turbine rotor
CA982828A (en) Combustor casing cooling structure
CA974885A (en) Axial-flow turbine
CA970282A (en) Air turbines
CA899786A (en) Turbine rotor cooling
CA911746A (en) Turbine cooling
CA893531A (en) Turbine cooling
CA899787A (en) Turbine stator cooling control
CA899788A (en) Turbomachine rotor
CA899789A (en) Turbomachine rotor
CA906908A (en) Turbomachine rotor
CA908062A (en) Rotor for turbo-machines
CA840796A (en) Turbine rotor
CA893533A (en) Cooled blade shroud
CA903088A (en) Gas cooled turbine blade
CA916597A (en) Cooled airfoil
CA892378A (en) Cooled airfoil