IT1003978B - Dispositivo di controllo dell ali mentazione di vapore acqueo - Google Patents

Dispositivo di controllo dell ali mentazione di vapore acqueo

Info

Publication number
IT1003978B
IT1003978B IT4993474A IT4993474A IT1003978B IT 1003978 B IT1003978 B IT 1003978B IT 4993474 A IT4993474 A IT 4993474A IT 4993474 A IT4993474 A IT 4993474A IT 1003978 B IT1003978 B IT 1003978B
Authority
IT
Italy
Prior art keywords
wings
control
water vapor
vapor
water
Prior art date
Application number
IT4993474A
Other languages
English (en)
Original Assignee
Ishikawajima Harima Heavy Ind
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 Ishikawajima Harima Heavy Ind filed Critical Ishikawajima Harima Heavy Ind
Application granted granted Critical
Publication of IT1003978B publication Critical patent/IT1003978B/it

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
    • F01D21/02—Shutting-down responsive to overspeed
    • 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
    • F01D17/00—Regulating or controlling by varying flow
    • F01D17/20—Devices dealing with sensing elements or final actuators or transmitting means between them, e.g. power-assisted
    • F01D17/22—Devices dealing with sensing elements or final actuators or transmitting means between them, e.g. power-assisted the operation or power assistance being predominantly non-mechanical
    • 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
    • Y10T137/8593—Systems
    • Y10T137/86928—Sequentially progressive opening or closing of plural valves
    • Y10T137/86936—Pressure equalizing or auxiliary shunt flow
    • Y10T137/86944—One valve seats against other valve [e.g., concentric valves]
    • Y10T137/86976—First valve moves second valve

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Control Of Turbines (AREA)
IT4993474A 1973-04-02 1974-04-02 Dispositivo di controllo dell ali mentazione di vapore acqueo IT1003978B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3983173U JPS49139401U (it) 1973-04-02 1973-04-02

Publications (1)

Publication Number Publication Date
IT1003978B true IT1003978B (it) 1976-06-10

Family

ID=12563902

Family Applications (1)

Application Number Title Priority Date Filing Date
IT4993474A IT1003978B (it) 1973-04-02 1974-04-02 Dispositivo di controllo dell ali mentazione di vapore acqueo

Country Status (7)

Country Link
US (1) US3978889A (it)
JP (1) JPS49139401U (it)
DE (1) DE2415420B2 (it)
DK (1) DK144218C (it)
GB (1) GB1470061A (it)
IT (1) IT1003978B (it)
NL (1) NL7404130A (it)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2534279C2 (de) * 1975-07-31 1984-09-06 Deutsche Babcock Ag, 4200 Oberhausen Ventil
FR2418863A1 (fr) * 1978-03-02 1979-09-28 Creusot Loire Soupape d'admission de vapeur
AU537607B2 (en) * 1980-12-02 1984-07-05 Hitachi Limited Combined valve for use in a reheating steam turbine
GB2208421B (en) * 1987-07-30 1991-09-04 Kent Process Control Ltd Flow control valve
EP0479021B1 (de) * 1990-09-29 1994-12-14 Siemens Aktiengesellschaft Stellventil für dampfförmige oder flüssige Medien

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US757486A (en) * 1902-05-24 1904-04-19 Westinghouse Machine Co Throttle-valve.
US1031294A (en) * 1904-07-07 1912-07-02 Schutte & Koerting Co Valve.
US1836740A (en) * 1926-08-04 1931-12-15 Schloemann Ag Valve gear
US2275132A (en) * 1940-08-03 1942-03-03 C A Dunham Co Discharge valve
US2392741A (en) * 1943-10-21 1946-01-08 Wilbur F Hurlburt Dispensing valve

Also Published As

Publication number Publication date
DK144218B (da) 1982-01-18
US3978889A (en) 1976-09-07
DE2415420A1 (de) 1974-10-17
DE2415420B2 (de) 1975-11-27
NL7404130A (it) 1974-10-04
DK144218C (da) 1982-06-21
JPS49139401U (it) 1974-11-30
GB1470061A (en) 1977-04-14

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