DE59003162D1 - Reduzierstation mit sicherheitsfunktion in negativer wirkungsrichtung. - Google Patents

Reduzierstation mit sicherheitsfunktion in negativer wirkungsrichtung.

Info

Publication number
DE59003162D1
DE59003162D1 DE90903786T DE59003162T DE59003162D1 DE 59003162 D1 DE59003162 D1 DE 59003162D1 DE 90903786 T DE90903786 T DE 90903786T DE 59003162 T DE59003162 T DE 59003162T DE 59003162 D1 DE59003162 D1 DE 59003162D1
Authority
DE
Germany
Prior art keywords
safety function
effective direction
negative effective
reducing station
station
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
DE90903786T
Other languages
English (en)
Inventor
Hermann Doerr
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.)
Siemens AG
Original Assignee
Siemens 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
Application filed by Siemens AG filed Critical Siemens AG
Application granted granted Critical
Publication of DE59003162D1 publication Critical patent/DE59003162D1/de
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
    • F01D21/00—Shutting-down of machines or engines, e.g. in emergency; Regulating, controlling, or safety means not otherwise provided for
    • 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
    • F01D17/14—Final actuators arranged in stator parts varying effective cross-sectional area of nozzles or guide conduits
    • F01D17/141—Final actuators arranged in stator parts varying effective cross-sectional area of nozzles or guide conduits by means of shiftable members or valves obturating part of the flow path
    • F01D17/145—Final actuators arranged in stator parts varying effective cross-sectional area of nozzles or guide conduits by means of shiftable members or valves obturating part of the flow path by means of valves, e.g. 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
    • F01D21/00—Shutting-down of machines or engines, e.g. in emergency; Regulating, controlling, or safety means not otherwise provided for
    • F01D21/16—Trip gear
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/7722—Line condition change responsive valves
    • Y10T137/7758—Pilot or servo controlled
    • Y10T137/7761—Electrically actuated valve

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanically-Actuated Valves (AREA)
DE90903786T 1989-03-07 1990-03-06 Reduzierstation mit sicherheitsfunktion in negativer wirkungsrichtung. Expired - Fee Related DE59003162D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3907288A DE3907288A1 (de) 1989-03-07 1989-03-07 Stellantrieb fuer sicherheitsventile

Publications (1)

Publication Number Publication Date
DE59003162D1 true DE59003162D1 (de) 1993-11-25

Family

ID=6375716

Family Applications (2)

Application Number Title Priority Date Filing Date
DE3907288A Withdrawn DE3907288A1 (de) 1989-03-07 1989-03-07 Stellantrieb fuer sicherheitsventile
DE90903786T Expired - Fee Related DE59003162D1 (de) 1989-03-07 1990-03-06 Reduzierstation mit sicherheitsfunktion in negativer wirkungsrichtung.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE3907288A Withdrawn DE3907288A1 (de) 1989-03-07 1989-03-07 Stellantrieb fuer sicherheitsventile

Country Status (7)

Country Link
US (1) US5152317A (de)
EP (1) EP0462130B1 (de)
JP (1) JPH04503989A (de)
CN (1) CN1020653C (de)
AU (1) AU631619B2 (de)
DE (2) DE3907288A1 (de)
WO (1) WO1990010784A1 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE29801229U1 (de) 1998-01-27 1998-05-20 S & R Maschinenbau GmbH, 35315 Homberg Vorrichtung zum Regeln und/oder Schließen sowie zum Schnellschließen einer Stellvorrichtung
DE29807444U1 (de) * 1998-04-24 1998-08-20 Hartmann & Braun GmbH & Co. KG, 65760 Eschborn Schalteinrichtung zum Handbetrieb eines elektromotorischen Stellantriebs
DE20311032U1 (de) * 2003-07-17 2004-11-25 Cooper Cameron Corp., Houston Antriebsvorrichtung
CN110173590B (zh) * 2019-06-27 2020-05-05 爱诺阀门温州有限公司 一种双用执行器

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1927509C3 (de) * 1969-05-30 1975-02-13 Bochumer Maschinenfabrik Arthur Schneider, 4630 Bochum Dampfdruckminder- und Dampfkühlventil mit Schnellöftnungseinrichtung

Also Published As

Publication number Publication date
EP0462130A1 (de) 1991-12-27
AU5193990A (en) 1990-10-09
WO1990010784A1 (de) 1990-09-20
DE3907288A1 (de) 1990-09-13
JPH04503989A (ja) 1992-07-16
CN1048257A (zh) 1991-01-02
CN1020653C (zh) 1993-05-12
US5152317A (en) 1992-10-06
AU631619B2 (en) 1992-12-03
EP0462130B1 (de) 1993-10-20

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee