EP0725889A1 - Stellmotor, insbesondere für ein schnellschlussventil - Google Patents
Stellmotor, insbesondere für ein schnellschlussventilInfo
- Publication number
- EP0725889A1 EP0725889A1 EP94929481A EP94929481A EP0725889A1 EP 0725889 A1 EP0725889 A1 EP 0725889A1 EP 94929481 A EP94929481 A EP 94929481A EP 94929481 A EP94929481 A EP 94929481A EP 0725889 A1 EP0725889 A1 EP 0725889A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- area
- pressure
- actuator
- hydraulic fluid
- cylinder
- 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.)
- Granted
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
- F01D21/16—Trip gear
- F01D21/18—Trip gear involving hydraulic means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
- F15B11/02—Systems essentially incorporating special features for controlling the speed or actuating force of an output member
- F15B11/024—Systems essentially incorporating special features for controlling the speed or actuating force of an output member by means of differential connection of the servomotor lines, e.g. regenerative circuits
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
- F15B11/02—Systems essentially incorporating special features for controlling the speed or actuating force of an output member
- F15B11/024—Systems essentially incorporating special features for controlling the speed or actuating force of an output member by means of differential connection of the servomotor lines, e.g. regenerative circuits
- F15B2011/0243—Systems essentially incorporating special features for controlling the speed or actuating force of an output member by means of differential connection of the servomotor lines, e.g. regenerative circuits the regenerative circuit being activated or deactivated automatically
-
- 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
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S91/00—Motors: expansible chamber type
- Y10S91/03—Large area valve
Abstract
Description
Claims
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE4337113 | 1993-10-29 | ||
DE4337113 | 1993-10-29 | ||
PCT/DE1994/001228 WO1995012057A1 (de) | 1993-10-29 | 1994-10-17 | Stellmotor, insbesondere für ein schnellschlussventil |
Publications (2)
Publication Number | Publication Date |
---|---|
EP0725889A1 true EP0725889A1 (de) | 1996-08-14 |
EP0725889B1 EP0725889B1 (de) | 1997-04-23 |
Family
ID=6501435
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP94929481A Expired - Lifetime EP0725889B1 (de) | 1993-10-29 | 1994-10-17 | Stellmotor, insbesondere für ein schnellschlussventil |
Country Status (11)
Country | Link |
---|---|
US (1) | US5848779A (de) |
EP (1) | EP0725889B1 (de) |
JP (1) | JP2762400B2 (de) |
CN (1) | CN1055148C (de) |
BR (1) | BR9407901A (de) |
CZ (1) | CZ286873B6 (de) |
DE (1) | DE59402560D1 (de) |
ES (1) | ES2101576T3 (de) |
PL (1) | PL182380B1 (de) |
RU (1) | RU2132468C1 (de) |
WO (1) | WO1995012057A1 (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
RU2681561C1 (ru) * | 2018-01-09 | 2019-03-11 | Акционерное Общество "Опытное Конструкторское Бюро Машиностроения Имени И.И. Африкантова" | Привод перемещения запорного органа |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5921747A (en) * | 1995-06-20 | 1999-07-13 | Siemens Aktiengesellschaft | Steam turbine component with throttle element for regulating steam flow and steam turbine having the steam turbine component |
DE19522359C1 (de) * | 1995-06-20 | 1996-08-14 | Siemens Ag | Dampfturbinenkomponente mit Drosselorgan zur Regulierung der Dampfströmung |
SE506885C2 (sv) * | 1996-07-15 | 1998-02-23 | Adevus Teknik Ab | Reglerventil för tryckmediumdrivna motorer |
WO2000073687A1 (en) * | 1999-05-27 | 2000-12-07 | Fmc Corporation | Improved pneumatic valve actuator |
US6974115B2 (en) * | 2002-12-11 | 2005-12-13 | Young & Franklin Inc. | Electro-hydrostatic actuator |
DE112004000191B4 (de) * | 2003-05-07 | 2013-08-29 | Richard Steinborn | Antrieb für ein Turbinenventil |
US7234678B1 (en) * | 2003-09-22 | 2007-06-26 | Kabushiki Kaisha Toshiba | Protection system for turbo machine and power generating equipment |
KR20080037018A (ko) * | 2005-07-13 | 2008-04-29 | 스와겔로크 컴패니 | 작동 방법 및 작동 장치 |
US8360097B2 (en) * | 2008-04-22 | 2013-01-29 | Honeywell International Inc. | Valve actuator and throttle valve assembly employing the same |
CH699602A1 (de) * | 2008-09-30 | 2010-03-31 | Alstom Technology Ltd | Hydraulische Auslöseeinheit für eine Ventileinheit in einer Kraftmaschinenanlage, insbesondere für ein Schnellschlussventil einer Turbinenanlage. |
CN202493525U (zh) * | 2011-03-08 | 2012-10-17 | 费希尔控制国际公司 | 控制阀组件以及用于阀致动器的旁通装置 |
US20140077116A1 (en) * | 2012-09-20 | 2014-03-20 | General Electric Company | Methods and systems for operating an integrated actuator |
DE102014100187A1 (de) * | 2014-01-09 | 2015-07-09 | Knorr-Bremse Systeme für Nutzfahrzeuge GmbH | Schnellentlüftungsventilvorrichtung für pneumatische Aktuatoren von pneumatischen Einrichtungen sowie pneumatische Einrichtung mit einer solchen Schnellentlüftungsvorrichtung |
CN105422935B (zh) * | 2015-12-12 | 2017-11-03 | 浙江杰特优动力机械有限公司 | 一种低油压安全阀及其泄压方法 |
CN107120309A (zh) * | 2017-06-29 | 2017-09-01 | 德阳宏源机电工程有限责任公司 | 用于离心压缩机的叶轮锁紧装置 |
JP6907086B2 (ja) * | 2017-09-28 | 2021-07-21 | 三菱重工コンプレッサ株式会社 | 塞止弁及び蒸気タービン |
US11867072B2 (en) | 2021-12-06 | 2024-01-09 | Woodward, Inc. | On-line verifiable trip and throttle valve actuator |
Family Cites Families (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL6956C (de) * | 1914-05-13 | 1921-06-15 | ||
US1767037A (en) * | 1927-01-03 | 1930-06-24 | Charles E Golden | Cushioned coke-quenching valve |
US2758811A (en) * | 1953-01-09 | 1956-08-14 | Edwin W Peterson | Multiple pilot controlled main valve |
US2840104A (en) * | 1953-08-03 | 1958-06-24 | Shafer Valve Co | Pressure relief valve |
US2914079A (en) * | 1954-04-06 | 1959-11-24 | Western States Machine Co | Quick acting control valve for water driven centrifugal machines |
US3495501A (en) * | 1968-06-04 | 1970-02-17 | Gen Electric | Valve operating and emergency closing mechanism |
US3593959A (en) * | 1969-07-23 | 1971-07-20 | Bobby Howard Greene | Pocket unloader valve operator |
CH524091A (de) * | 1970-05-26 | 1972-06-15 | Sulzer Ag | Vorrichtung zum Absperren eines Arbeitsmittels |
US3687017A (en) * | 1970-12-08 | 1972-08-29 | Westinghouse Electric Corp | Servo-actuator mechanism |
US4007906A (en) * | 1974-01-14 | 1977-02-15 | Anchor/Darling Valve Company | Main steam isolation valve |
US4096881A (en) * | 1974-09-26 | 1978-06-27 | Kraftwerk Union Aktiengesellschaft | Nuclear-reactor steam-generator shut-off valve |
US4103863A (en) * | 1975-04-14 | 1978-08-01 | Acf Industries, Incorporated | Actuator for expanding gate valves |
CH666132A5 (de) * | 1984-07-20 | 1988-06-30 | Bbc Brown Boveri & Cie | Einrichtung zur ueberwachung von physikalischen groessen an anlagen. |
US4585207A (en) * | 1985-09-03 | 1986-04-29 | Joy Manufacturing Company | Expanding gate valve with pneumatic actuator |
DD263801A1 (de) * | 1987-06-09 | 1989-01-11 | Goerlitzer Maschinenbau Veb | Hydraulische schaltung fuer entnahme- oder anzapf-schnellschlussventile von dampfturbinen |
US4878647A (en) * | 1988-09-02 | 1989-11-07 | The B. F. Goodrich Company | Pneumatic impulse valve and separation system |
US5137253A (en) * | 1989-12-01 | 1992-08-11 | Asea Brown Boveri Ltd. | Actuator |
US5271598A (en) * | 1992-09-30 | 1993-12-21 | The B. F. Goodrich Company | Pneumatic impulse valve and separation system |
DE4244304A1 (de) * | 1992-12-28 | 1994-06-30 | Asea Brown Boveri | Betätigungsvorrichtung für einen hydraulischen Stellantrieb mit druckproportionalem Stellsignal |
-
1994
- 1994-10-17 EP EP94929481A patent/EP0725889B1/de not_active Expired - Lifetime
- 1994-10-17 CZ CZ19961201A patent/CZ286873B6/cs not_active IP Right Cessation
- 1994-10-17 DE DE59402560T patent/DE59402560D1/de not_active Expired - Lifetime
- 1994-10-17 JP JP7512345A patent/JP2762400B2/ja not_active Expired - Lifetime
- 1994-10-17 WO PCT/DE1994/001228 patent/WO1995012057A1/de active IP Right Grant
- 1994-10-17 ES ES94929481T patent/ES2101576T3/es not_active Expired - Lifetime
- 1994-10-17 BR BR9407901A patent/BR9407901A/pt not_active IP Right Cessation
- 1994-10-17 RU RU96110210A patent/RU2132468C1/ru not_active IP Right Cessation
- 1994-10-17 CN CN94193885A patent/CN1055148C/zh not_active Expired - Fee Related
- 1994-10-17 PL PL94314006A patent/PL182380B1/pl not_active IP Right Cessation
-
1996
- 1996-04-29 US US08/639,955 patent/US5848779A/en not_active Expired - Lifetime
Non-Patent Citations (1)
Title |
---|
See references of WO9512057A1 * |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
RU2681561C1 (ru) * | 2018-01-09 | 2019-03-11 | Акционерное Общество "Опытное Конструкторское Бюро Машиностроения Имени И.И. Африкантова" | Привод перемещения запорного органа |
Also Published As
Publication number | Publication date |
---|---|
US5848779A (en) | 1998-12-15 |
PL182380B1 (pl) | 2001-12-31 |
RU2132468C1 (ru) | 1999-06-27 |
DE59402560D1 (de) | 1997-05-28 |
CN1055148C (zh) | 2000-08-02 |
JPH08511327A (ja) | 1996-11-26 |
BR9407901A (pt) | 1996-11-19 |
CN1133624A (zh) | 1996-10-16 |
WO1995012057A1 (de) | 1995-05-04 |
CZ286873B6 (en) | 2000-07-12 |
ES2101576T3 (es) | 1997-07-01 |
CZ120196A3 (en) | 1997-01-15 |
PL314006A1 (en) | 1996-08-05 |
JP2762400B2 (ja) | 1998-06-04 |
EP0725889B1 (de) | 1997-04-23 |
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