CH686525A5 - Turbomaschine . - Google Patents

Turbomaschine . Download PDF

Info

Publication number
CH686525A5
CH686525A5 CH208892A CH208892A CH686525A5 CH 686525 A5 CH686525 A5 CH 686525A5 CH 208892 A CH208892 A CH 208892A CH 208892 A CH208892 A CH 208892A CH 686525 A5 CH686525 A5 CH 686525A5
Authority
CH
Switzerland
Prior art keywords
leakage
dry gas
pressure
turbo machine
seal
Prior art date
Application number
CH208892A
Other languages
German (de)
English (en)
Inventor
Hans Schmohl
Heinrich Lorenzen
Original Assignee
Escher Wyss Ag
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=4225615&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=CH686525(A5) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Escher Wyss Ag filed Critical Escher Wyss Ag
Priority to CH208892A priority Critical patent/CH686525A5/de
Priority to DE4225642A priority patent/DE4225642C1/de
Priority to US08/059,279 priority patent/US5412977A/en
Priority to DE59303414T priority patent/DE59303414D1/de
Priority to EP93108994A priority patent/EP0576859B1/de
Priority to JP5157304A priority patent/JPH06105055B2/ja
Priority to CZ931308A priority patent/CZ284460B6/cs
Publication of CH686525A5 publication Critical patent/CH686525A5/de

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/16—Sealings between relatively-moving surfaces
    • F16J15/34—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member
    • F16J15/3492—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member with monitoring or measuring means associated with the seal
    • 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
    • F01D11/06—Control thereof
    • 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
    • F01D21/00—Shutting-down of machines or engines, e.g. in emergency; Regulating, controlling, or safety means not otherwise provided for
    • F01D21/14—Shutting-down of machines or engines, e.g. in emergency; Regulating, controlling, or safety means not otherwise provided for responsive to other specific conditions
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
    • F04D27/02—Surge control
    • F04D27/0292—Stop safety or alarm devices, e.g. stop-and-go control; Disposition of check-valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/08—Sealings
    • F04D29/10—Shaft sealings
    • F04D29/12—Shaft sealings using sealing-rings
    • F04D29/122—Shaft sealings using sealing-rings especially adapted for elastic fluid pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/08—Sealings
    • F04D29/10—Shaft sealings
    • F04D29/12—Shaft sealings using sealing-rings
    • F04D29/122—Shaft sealings using sealing-rings especially adapted for elastic fluid pumps
    • F04D29/124—Shaft sealings using sealing-rings especially adapted for elastic fluid pumps with special means for adducting cooling or sealing fluid
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/16—Sealings between relatively-moving surfaces
    • F16J15/34—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member
    • F16J15/3404—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member and characterised by parts or details relating to lubrication, cooling or venting of the seal

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
CH208892A 1992-07-02 1992-07-02 Turbomaschine . CH686525A5 (de)

Priority Applications (7)

Application Number Priority Date Filing Date Title
CH208892A CH686525A5 (de) 1992-07-02 1992-07-02 Turbomaschine .
DE4225642A DE4225642C1 (enExample) 1992-07-02 1992-08-03
US08/059,279 US5412977A (en) 1992-07-02 1993-05-11 Turbo machine with an axial dry gas seal
DE59303414T DE59303414D1 (de) 1992-07-02 1993-06-04 Turbomaschine mit axialer Trockengasdichtung
EP93108994A EP0576859B1 (de) 1992-07-02 1993-06-04 Turbomaschine mit axialer Trockengasdichtung
JP5157304A JPH06105055B2 (ja) 1992-07-02 1993-06-28 軸方向の乾燥式ガスパッキンを備えたターボ機械
CZ931308A CZ284460B6 (cs) 1992-07-02 1993-06-29 Turbostroj s axiální plynovou třecí ucpávkou

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH208892A CH686525A5 (de) 1992-07-02 1992-07-02 Turbomaschine .

Publications (1)

Publication Number Publication Date
CH686525A5 true CH686525A5 (de) 1996-04-15

Family

ID=4225615

Family Applications (1)

Application Number Title Priority Date Filing Date
CH208892A CH686525A5 (de) 1992-07-02 1992-07-02 Turbomaschine .

Country Status (6)

Country Link
US (1) US5412977A (enExample)
EP (1) EP0576859B1 (enExample)
JP (1) JPH06105055B2 (enExample)
CH (1) CH686525A5 (enExample)
CZ (1) CZ284460B6 (enExample)
DE (2) DE4225642C1 (enExample)

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US5412977A (en) 1995-05-09
CZ130893A3 (en) 1994-12-15
JPH0666158A (ja) 1994-03-08
JPH06105055B2 (ja) 1994-12-21
DE59303414D1 (de) 1996-09-19
DE4225642C1 (enExample) 1993-07-29
EP0576859B1 (de) 1996-08-14
CZ284460B6 (cs) 1998-12-16
EP0576859A1 (de) 1994-01-05

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