CA1035802A - Self actuated shaft sealing system for turbines - Google Patents

Self actuated shaft sealing system for turbines

Info

Publication number
CA1035802A
CA1035802A CA261,605A CA261605A CA1035802A CA 1035802 A CA1035802 A CA 1035802A CA 261605 A CA261605 A CA 261605A CA 1035802 A CA1035802 A CA 1035802A
Authority
CA
Canada
Prior art keywords
turbines
sealing system
shaft sealing
actuated shaft
self actuated
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
CA261,605A
Other languages
French (fr)
Inventor
John G. Williams
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.)
Turbodyne Corp
Original Assignee
Turbodyne Corp
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 Turbodyne Corp filed Critical Turbodyne Corp
Application granted granted Critical
Publication of CA1035802A publication Critical patent/CA1035802A/en
Expired legal-status Critical Current

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
    • F16J15/002—Sealings comprising at least two sealings in succession
    • F16J15/006—Sealings comprising at least two sealings in succession with division of the pressure
    • 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
    • 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
    • F16J15/40—Sealings between relatively-moving surfaces by means of fluid
    • F16J15/406—Sealings between relatively-moving surfaces by means of fluid by at least one pump
    • 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
    • F16J15/44—Free-space packings

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Sealing Devices (AREA)
  • Jet Pumps And Other Pumps (AREA)
CA261,605A 1976-07-22 1976-09-20 Self actuated shaft sealing system for turbines Expired CA1035802A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US70751776A 1976-07-22 1976-07-22

Publications (1)

Publication Number Publication Date
CA1035802A true CA1035802A (en) 1978-08-01

Family

ID=24842026

Family Applications (1)

Application Number Title Priority Date Filing Date
CA261,605A Expired CA1035802A (en) 1976-07-22 1976-09-20 Self actuated shaft sealing system for turbines

Country Status (6)

Country Link
JP (1) JPS5313006A (en)
BR (1) BR7607387A (en)
CA (1) CA1035802A (en)
DE (1) DE2643484A1 (en)
FR (1) FR2359335A1 (en)
IT (1) IT1084651B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2909878C2 (en) * 1979-03-14 1982-12-23 Carl Schenck Ag, 6100 Darmstadt Device for discharging the leakage flow of a hydraulic storage medium
DE2914231A1 (en) * 1979-04-09 1980-10-23 Vepa Ag Roll track heating medium supply and discharge union - has additional seal round outer pipe forming leak-off chamber
DE4313805A1 (en) 1993-04-27 1994-11-03 Siemens Ag Sealing arrangement for at least one passage of a shaft through a housing

Also Published As

Publication number Publication date
DE2643484A1 (en) 1978-01-26
FR2359335A1 (en) 1978-02-17
JPS5313006A (en) 1978-02-06
IT1084651B (en) 1985-05-28
BR7607387A (en) 1978-05-23

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