JPS5225917A - Seal fin device of turbine wheel and diaphragm - Google Patents

Seal fin device of turbine wheel and diaphragm

Info

Publication number
JPS5225917A
JPS5225917A JP10188775A JP10188775A JPS5225917A JP S5225917 A JPS5225917 A JP S5225917A JP 10188775 A JP10188775 A JP 10188775A JP 10188775 A JP10188775 A JP 10188775A JP S5225917 A JPS5225917 A JP S5225917A
Authority
JP
Japan
Prior art keywords
diaphragm
turbine wheel
seal fin
fin device
pieces
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
JP10188775A
Other languages
Japanese (ja)
Inventor
Soichi Kurosawa
Nobuyuki Iizuka
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
Priority to JP10188775A priority Critical patent/JPS5225917A/en
Publication of JPS5225917A publication Critical patent/JPS5225917A/en
Pending legal-status Critical Current

Links

Landscapes

  • Turbine Rotor Nozzle Sealing (AREA)

Abstract

PURPOSE: A fin that projects from a diaphragm is divided into two pieces, and a platform is put between the two pieces, thus providing the smoothe starting stopping even after nozzle deformation and keeping the balance of cooling air.
COPYRIGHT: (C)1977,JPO&Japio
JP10188775A 1975-08-22 1975-08-22 Seal fin device of turbine wheel and diaphragm Pending JPS5225917A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10188775A JPS5225917A (en) 1975-08-22 1975-08-22 Seal fin device of turbine wheel and diaphragm

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10188775A JPS5225917A (en) 1975-08-22 1975-08-22 Seal fin device of turbine wheel and diaphragm

Publications (1)

Publication Number Publication Date
JPS5225917A true JPS5225917A (en) 1977-02-26

Family

ID=14312435

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10188775A Pending JPS5225917A (en) 1975-08-22 1975-08-22 Seal fin device of turbine wheel and diaphragm

Country Status (1)

Country Link
JP (1) JPS5225917A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4554789A (en) * 1979-02-26 1985-11-26 General Electric Company Seal cooling apparatus
EP1193371A2 (en) * 2000-09-29 2002-04-03 Siemens Westinghouse Power Corporation Baffle for the interstage disc cavity of a gas turbine

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1268301A (en) * 1970-01-13 1972-03-29 Rolls Royce Improvements in or relating to gas turbine engines
GB1282142A (en) * 1969-03-29 1972-07-19 Rolls Royce Improvements in or relating to gas turbine engines
JPS49109708A (en) * 1973-01-15 1974-10-18

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1282142A (en) * 1969-03-29 1972-07-19 Rolls Royce Improvements in or relating to gas turbine engines
GB1268301A (en) * 1970-01-13 1972-03-29 Rolls Royce Improvements in or relating to gas turbine engines
JPS49109708A (en) * 1973-01-15 1974-10-18

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4554789A (en) * 1979-02-26 1985-11-26 General Electric Company Seal cooling apparatus
EP1193371A2 (en) * 2000-09-29 2002-04-03 Siemens Westinghouse Power Corporation Baffle for the interstage disc cavity of a gas turbine
JP2002115501A (en) * 2000-09-29 2002-04-19 Siemens Westinghouse Power Corp Gas turbine having baffle for reducing entrance of high temperature gas into intermediate disc cavity
US6558114B1 (en) * 2000-09-29 2003-05-06 Siemens Westinghouse Power Corporation Gas turbine with baffle reducing hot gas ingress into interstage disc cavity
EP1193371A3 (en) * 2000-09-29 2003-11-19 Siemens Westinghouse Power Corporation Baffle for the interstage disc cavity of a gas turbine

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