DE69410871T2 - Sealing device for leak in the atmosphere in a steam turbine - Google Patents

Sealing device for leak in the atmosphere in a steam turbine

Info

Publication number
DE69410871T2
DE69410871T2 DE1994610871 DE69410871T DE69410871T2 DE 69410871 T2 DE69410871 T2 DE 69410871T2 DE 1994610871 DE1994610871 DE 1994610871 DE 69410871 T DE69410871 T DE 69410871T DE 69410871 T2 DE69410871 T2 DE 69410871T2
Authority
DE
Germany
Prior art keywords
leak
atmosphere
sealing device
steam turbine
turbine
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 - Fee Related
Application number
DE1994610871
Other languages
German (de)
Other versions
DE69410871D1 (en
Inventor
Martial Naudin
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.)
Thermodyn SAS
Original Assignee
Framatome SA
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 Framatome SA filed Critical Framatome SA
Application granted granted Critical
Publication of DE69410871D1 publication Critical patent/DE69410871D1/en
Publication of DE69410871T2 publication Critical patent/DE69410871T2/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
    • F01D11/02—Preventing or minimising internal leakage of working-fluid, e.g. between stages by non-contact sealings, e.g. of labyrinth type
    • F01D11/04—Preventing or minimising internal leakage of working-fluid, e.g. between stages by non-contact sealings, e.g. of labyrinth type using sealing fluid, e.g. steam

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
DE1994610871 1993-04-13 1994-04-12 Sealing device for leak in the atmosphere in a steam turbine Expired - Fee Related DE69410871T2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9304324A FR2704021B1 (en) 1993-04-13 1993-04-13 DEVICE FOR SEALING LEAKS AT THE ATMOSPHERE OF A STEAM TURBINE.

Publications (2)

Publication Number Publication Date
DE69410871D1 DE69410871D1 (en) 1998-07-16
DE69410871T2 true DE69410871T2 (en) 1998-10-22

Family

ID=9446006

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1994610871 Expired - Fee Related DE69410871T2 (en) 1993-04-13 1994-04-12 Sealing device for leak in the atmosphere in a steam turbine

Country Status (3)

Country Link
EP (1) EP0620359B1 (en)
DE (1) DE69410871T2 (en)
FR (1) FR2704021B1 (en)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2623357A (en) * 1945-09-06 1952-12-30 Birmann Rudolph Gas turbine power plant having means to cool and means to compress combustion products passing through the turbine
CH334775A (en) * 1954-07-09 1958-12-15 Gen Electric Cooling device on a shaft bearing oil seal
FR1505487A (en) * 1966-10-28 1967-12-15 Guinard Pompes Improvement in leak-controlled rotary joints
DE2910693A1 (en) * 1979-03-19 1980-10-02 Barmag Barmer Maschf Exhaust gas turbocharger for IC engine - has auxiliary impeller to form low friction oil seal between bearings and compressor
JPS5867910A (en) * 1981-10-19 1983-04-22 Mitsubishi Heavy Ind Ltd Oil throwing construction for bearing part of steam turbine
IT1152953B (en) * 1982-04-15 1987-01-14 Alfa Romeo Spa LUBRICANT OIL SEALING DEVICE FOR ROTARY SHAFT BEARINGS

Also Published As

Publication number Publication date
EP0620359A1 (en) 1994-10-19
FR2704021B1 (en) 1995-07-07
DE69410871D1 (en) 1998-07-16
FR2704021A1 (en) 1994-10-21
EP0620359B1 (en) 1998-06-10

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: THERMODYN, COURBEVOIE, FR

8339 Ceased/non-payment of the annual fee