FR2687429B1 - METHOD AND DEVICE FOR REMOVING THE INSTABILITY OF A STEAM TURBINE. - Google Patents

METHOD AND DEVICE FOR REMOVING THE INSTABILITY OF A STEAM TURBINE.

Info

Publication number
FR2687429B1
FR2687429B1 FR9201764A FR9201764A FR2687429B1 FR 2687429 B1 FR2687429 B1 FR 2687429B1 FR 9201764 A FR9201764 A FR 9201764A FR 9201764 A FR9201764 A FR 9201764A FR 2687429 B1 FR2687429 B1 FR 2687429B1
Authority
FR
France
Prior art keywords
instability
steam turbine
turbine
steam
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
FR9201764A
Other languages
French (fr)
Other versions
FR2687429A1 (en
Inventor
Jean Poulain
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.)
Alstom Holdings SA
Original Assignee
GEC Alsthom 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 GEC Alsthom SA filed Critical GEC Alsthom SA
Priority to FR9201764A priority Critical patent/FR2687429B1/en
Publication of FR2687429A1 publication Critical patent/FR2687429A1/en
Application granted granted Critical
Publication of FR2687429B1 publication Critical patent/FR2687429B1/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
    • F01D17/00—Regulating or controlling by varying flow
    • F01D17/10—Final actuators
    • F01D17/12—Final actuators arranged in stator parts
    • F01D17/18—Final actuators arranged in stator parts varying effective number of nozzles or guide conduits, e.g. sequentially operable valves for steam turbines
    • 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
    • F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
    • F01D25/04—Antivibration arrangements
    • 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
    • F01D3/04—Machines or engines with axial-thrust balancing effected by working-fluid axial thrust being compensated by thrust-balancing dummy piston or the like

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Control Of Turbines (AREA)
FR9201764A 1992-02-17 1992-02-17 METHOD AND DEVICE FOR REMOVING THE INSTABILITY OF A STEAM TURBINE. Expired - Fee Related FR2687429B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9201764A FR2687429B1 (en) 1992-02-17 1992-02-17 METHOD AND DEVICE FOR REMOVING THE INSTABILITY OF A STEAM TURBINE.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9201764A FR2687429B1 (en) 1992-02-17 1992-02-17 METHOD AND DEVICE FOR REMOVING THE INSTABILITY OF A STEAM TURBINE.

Publications (2)

Publication Number Publication Date
FR2687429A1 FR2687429A1 (en) 1993-08-20
FR2687429B1 true FR2687429B1 (en) 1994-04-01

Family

ID=9426706

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9201764A Expired - Fee Related FR2687429B1 (en) 1992-02-17 1992-02-17 METHOD AND DEVICE FOR REMOVING THE INSTABILITY OF A STEAM TURBINE.

Country Status (1)

Country Link
FR (1) FR2687429B1 (en)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2413655C3 (en) * 1974-03-21 1978-05-03 Maschinenfabrik Augsburg-Nuernberg Ag, 8500 Nuernberg Device for dynamic stabilization of the rotor of a gas or steam turbine
US4420161A (en) * 1982-05-10 1983-12-13 General Electric Company Rotor stabilizing labyrinth seals for steam turbines
CH669241A5 (en) * 1985-11-27 1989-02-28 Sulzer Ag AXIAL PUSH COMPENSATING DEVICE FOR LIQUID PUMP.

Also Published As

Publication number Publication date
FR2687429A1 (en) 1993-08-20

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20091030