IT1273193B - Gruppo valvolare bilanciato per il controllo di vapore ed elemento valvolare del tipo a spinotto per tale gruppo - Google Patents
Gruppo valvolare bilanciato per il controllo di vapore ed elemento valvolare del tipo a spinotto per tale gruppoInfo
- Publication number
- IT1273193B IT1273193B ITTO940380A ITTO940380A IT1273193B IT 1273193 B IT1273193 B IT 1273193B IT TO940380 A ITTO940380 A IT TO940380A IT TO940380 A ITTO940380 A IT TO940380A IT 1273193 B IT1273193 B IT 1273193B
- Authority
- IT
- Italy
- Prior art keywords
- steam
- group
- pin type
- valve assembly
- valve element
- Prior art date
Links
- 238000004326 stimulated echo acquisition mode for imaging Methods 0.000 title 1
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
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K39/00—Devices for relieving the pressure on the sealing faces
- F16K39/02—Devices for relieving the pressure on the sealing faces for lift valves
- F16K39/022—Devices for relieving the pressure on the sealing faces for lift valves using balancing surfaces
-
- 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
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L35/00—Lift valve-gear or valve arrangements specially adapted for machines or engines with variable fluid distribution
- F01L35/02—Valves
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Lift Valve (AREA)
- Control Of Turbines (AREA)
- Fluid-Driven Valves (AREA)
- Check Valves (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/060,961 US5277403A (en) | 1993-05-12 | 1993-05-12 | Balanced, steam control valve assembly, and a plug-type valving element therefor |
Publications (3)
Publication Number | Publication Date |
---|---|
ITTO940380A0 ITTO940380A0 (it) | 1994-05-11 |
ITTO940380A1 ITTO940380A1 (it) | 1995-11-11 |
IT1273193B true IT1273193B (it) | 1997-07-07 |
Family
ID=22032822
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ITTO940380A IT1273193B (it) | 1993-05-12 | 1994-05-11 | Gruppo valvolare bilanciato per il controllo di vapore ed elemento valvolare del tipo a spinotto per tale gruppo |
Country Status (6)
Country | Link |
---|---|
US (1) | US5277403A (it) |
JP (1) | JPH0828207A (it) |
CA (1) | CA2122501C (it) |
DE (1) | DE4416524C2 (it) |
FR (1) | FR2705131B1 (it) |
IT (1) | IT1273193B (it) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19636674A1 (de) * | 1996-09-10 | 1998-03-12 | Ghh Borsig Turbomaschinen Gmbh | Dampfturbinensteuerung |
US6666433B1 (en) | 2000-06-27 | 2003-12-23 | Dresser-Rand Company | Grooved valve seat with inlay |
US6505812B1 (en) | 2000-11-17 | 2003-01-14 | Mks Instruments, Inc. | Solenoid valve |
DE102009036596A1 (de) * | 2008-08-28 | 2010-03-04 | Robert Bosch Gmbh | Wegeventil |
CN101737506B (zh) * | 2008-11-20 | 2013-02-13 | 张家港市科辰仪表有限公司 | 单座调节阀 |
US8469333B2 (en) * | 2010-03-13 | 2013-06-25 | Synapse Engineering, Inc. | Counter-biased valve and actuator assembly |
JP5535770B2 (ja) * | 2010-06-02 | 2014-07-02 | 三菱重工業株式会社 | 蒸気弁 |
DE102011009059A1 (de) * | 2011-01-20 | 2012-07-26 | Ipgate Ag | Betätigungseinrichtung, insbesondere für Fahrzeugbremsen |
US9605419B2 (en) * | 2012-08-23 | 2017-03-28 | Sloan Valve Company | Piston-type flushometer valve |
CN106051171A (zh) * | 2016-06-08 | 2016-10-26 | 中国船舶重工集团公司第七二五研究所 | 一种压力自平衡式截止止回阀 |
DE102018211102A1 (de) * | 2018-07-05 | 2020-01-09 | Siemens Aktiengesellschaft | Ventilanordnung und Fluidstromkontrollelement |
CN109723829B (zh) * | 2018-12-29 | 2020-07-14 | 贵州航天凯山石油仪器有限公司 | 一种高压气井液面自动测量装置用的声源控制阀 |
JP7216567B2 (ja) * | 2019-02-25 | 2023-02-01 | 三菱重工コンプレッサ株式会社 | 弁装置及び蒸気タービン |
CN113374973A (zh) * | 2021-07-19 | 2021-09-10 | 上海增欣机电科技股份有限公司 | 一种预紧复位式、组合多级型压力自平衡阀门测试端面密封装置 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1112233A (en) * | 1914-01-26 | 1914-09-29 | Skinner Engine Co | Puppet-valve. |
US2091669A (en) * | 1935-09-07 | 1937-08-31 | Westinghouse Electric & Mfg Co | Elastic fluid turbine |
FR1157564A (fr) * | 1955-09-22 | 1958-05-30 | Licentia Gmbh | Soupape, notamment soupape à vapeur, équilibrée |
FR1248029A (fr) * | 1959-10-28 | 1960-10-31 | Alsthom Cgee | Robinet à soupape |
FR1347778A (fr) * | 1962-11-19 | 1964-01-04 | Rateau Soc | Perfectionnement aux dispositifs à clapet servant au réglage d'un débit fluide |
US3572382A (en) * | 1969-01-31 | 1971-03-23 | Fred J Luthe | Single-ported double-seated valve mechanism |
US3805839A (en) * | 1972-03-06 | 1974-04-23 | Masoneilan Int Inc | Valve apparatus with double, rigid and resilient metal seat |
US4137934A (en) * | 1977-02-25 | 1979-02-06 | Fisher Controls Company | Valve construction |
US4274433A (en) * | 1978-11-01 | 1981-06-23 | White Consolidated Industries, Inc. | Packed plug for a fluid valve |
US4557463A (en) * | 1984-04-11 | 1985-12-10 | White Consolidated Industries, Inc. | Erosion resistant soft seated valve trim |
US4679769A (en) * | 1984-07-27 | 1987-07-14 | Westinghouse Electric Corp. | Steam turbine control valve for cyclic duty |
US4766932A (en) * | 1987-05-14 | 1988-08-30 | Westinghouse Electric Corp. | Steam control valve |
US4834133A (en) * | 1988-09-28 | 1989-05-30 | Westinghouse Electric Corp. | Control valve |
-
1993
- 1993-05-12 US US08/060,961 patent/US5277403A/en not_active Expired - Lifetime
-
1994
- 1994-04-29 CA CA002122501A patent/CA2122501C/en not_active Expired - Fee Related
- 1994-05-06 FR FR9405583A patent/FR2705131B1/fr not_active Expired - Lifetime
- 1994-05-10 DE DE4416524A patent/DE4416524C2/de not_active Expired - Lifetime
- 1994-05-11 JP JP6097108A patent/JPH0828207A/ja active Pending
- 1994-05-11 IT ITTO940380A patent/IT1273193B/it active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
FR2705131B1 (fr) | 1996-12-20 |
ITTO940380A1 (it) | 1995-11-11 |
FR2705131A1 (fr) | 1994-11-18 |
US5277403A (en) | 1994-01-11 |
DE4416524A1 (de) | 1994-11-17 |
DE4416524C2 (de) | 2003-05-08 |
JPH0828207A (ja) | 1996-01-30 |
CA2122501C (en) | 2004-04-13 |
CA2122501A1 (en) | 1994-11-13 |
ITTO940380A0 (it) | 1994-05-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
0001 | Granted | ||
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19970528 |