ES8500666A1 - Sistema de control para un convertidor electroneumatico - Google Patents
Sistema de control para un convertidor electroneumaticoInfo
- Publication number
- ES8500666A1 ES8500666A1 ES529911A ES529911A ES8500666A1 ES 8500666 A1 ES8500666 A1 ES 8500666A1 ES 529911 A ES529911 A ES 529911A ES 529911 A ES529911 A ES 529911A ES 8500666 A1 ES8500666 A1 ES 8500666A1
- Authority
- ES
- Spain
- Prior art keywords
- electro
- pneumatic control
- control systems
- closed loop
- loop control
- 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
Links
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D16/00—Control of fluid pressure
- G05D16/20—Control of fluid pressure characterised by the use of electric means
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D16/00—Control of fluid pressure
- G05D16/20—Control of fluid pressure characterised by the use of electric means
- G05D16/2006—Control of fluid pressure characterised by the use of electric means with direct action of electric energy on controlling means
- G05D16/2013—Control of fluid pressure characterised by the use of electric means with direct action of electric energy on controlling means using throttling means as controlling means
- G05D16/202—Control of fluid pressure characterised by the use of electric means with direct action of electric energy on controlling means using throttling means as controlling means actuated by an electric motor
-
- 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
- Y10T137/2278—Pressure modulating relays or followers
- Y10T137/2409—With counter-balancing pressure feedback to the modulating device
-
- 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
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Supply Devices, Intensifiers, Converters, And Telemotors (AREA)
- Feedback Control In General (AREA)
- Fluid-Pressure Circuits (AREA)
- Servomotors (AREA)
- Control Of Position Or Direction (AREA)
- Control Of Fluid Pressure (AREA)
Abstract
SISTEMA DE CONTROL PARA CONVERTIDORES ELECTRONEUMATICOS QUE UTILIZAN UN SUMINISTRO DE POTENCIA PROVISTO DE DOS FUENTES DE TENSION POSITIVA CON REFERENCIA COMUN.CONSTA DE UN CONJUNTO SERVOMECANICO QUE PROPORCIONA UNA SALIDA NEUMATICA VARIABLE EN RESPUESTA A UNA RESTRICCION VARIABLE MOVIBLE; DE MEDIOS MOTRICES PARA MOVER LA RESTRICCION VARIABLE Y VARIAR LA SALIDA NEUMATICA DEL MISMO; DE MEDIOS PARA ACCIONAR DICHOS MEDIOS MOTRICES EN RESPUESTA A UNA SEN/AL DE CONTROL; Y DE MEDIOS DE COMBINACION PARA COMPARAR LA SEN/AL DE VALOR DE REFERENCIA CON UNA SEN/AL DE REALIMENTACION Y ESTABLECER UNA SEN/AL DE CONTROL A DICHOS MEDIOS DE ACCIONAMIENTO.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/468,105 US4509547A (en) | 1983-02-22 | 1983-02-22 | Control system for an electro-pneumatic converter |
Publications (2)
Publication Number | Publication Date |
---|---|
ES529911A0 ES529911A0 (es) | 1984-11-01 |
ES8500666A1 true ES8500666A1 (es) | 1984-11-01 |
Family
ID=23858446
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES529911A Expired ES8500666A1 (es) | 1983-02-22 | 1984-02-10 | Sistema de control para un convertidor electroneumatico |
Country Status (13)
Country | Link |
---|---|
US (1) | US4509547A (es) |
EP (1) | EP0120593B1 (es) |
JP (2) | JPS59158404A (es) |
KR (1) | KR890000611B1 (es) |
AU (1) | AU565737B2 (es) |
BR (1) | BR8400580A (es) |
CA (1) | CA1210477A (es) |
DE (1) | DE3477854D1 (es) |
ES (1) | ES8500666A1 (es) |
HK (1) | HK68789A (es) |
IN (1) | IN161518B (es) |
MX (1) | MX157424A (es) |
SG (1) | SG38989G (es) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4630631A (en) * | 1983-02-24 | 1986-12-23 | The Babcock & Wilcox Company | Pneumatic servo assembly for an electro-pneumatic converter |
US4705067A (en) * | 1986-05-13 | 1987-11-10 | Coffee Curtis L | Electric-to-pressure transducer |
JPH0778691B2 (ja) * | 1986-08-18 | 1995-08-23 | 日本ベ−レ−株式会社 | パルスポジシヨナ |
GB8811123D0 (en) * | 1988-05-11 | 1988-06-15 | Watson Smith Ltd | Pressure regulator |
GB9105341D0 (en) * | 1991-03-13 | 1991-04-24 | Watson Smith Ltd | I/p converters |
US5457435A (en) * | 1994-03-25 | 1995-10-10 | Caterpillar Inc. | Pulse width modulated driver |
US5642271A (en) * | 1995-08-31 | 1997-06-24 | Hewlett-Packard Company | Pneumatic control system |
JP5740952B2 (ja) * | 2010-11-04 | 2015-07-01 | 宇部興産株式会社 | 分離膜モジュール |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE532990A (es) * | 1953-11-02 | 1900-01-01 | ||
US2863287A (en) * | 1956-11-09 | 1958-12-09 | Research Corp | Vacuum control system |
US3113582A (en) * | 1961-01-11 | 1963-12-10 | Fluidgenics | Pressure control system |
US3315250A (en) * | 1963-03-29 | 1967-04-18 | Honeywell Inc | Electrical apparatus |
DE1935110A1 (de) * | 1968-07-10 | 1970-01-15 | Diesel Kiki Co | Vorrichtung zum Umwandeln elektrischer Signale in Fluddrucksignale |
US3819960A (en) * | 1972-05-01 | 1974-06-25 | Love Controls Corp | Controller circuit |
JPS5519266B2 (es) * | 1973-03-03 | 1980-05-24 | ||
US4124811A (en) * | 1977-09-12 | 1978-11-07 | Sperry Rand Corporation | Circuit for bi-directionally powering a motor |
SE420639B (sv) * | 1979-03-01 | 1981-10-19 | Saab Scania Ab | Signalomvandlare enhet for omvandling av en elektrisk reglersignal till en pneumatisk signal med ett piezoelektrisk element |
-
1983
- 1983-02-22 US US06/468,105 patent/US4509547A/en not_active Expired - Lifetime
-
1984
- 1984-02-01 MX MX200224A patent/MX157424A/es unknown
- 1984-02-10 ES ES529911A patent/ES8500666A1/es not_active Expired
- 1984-02-10 BR BR8400580A patent/BR8400580A/pt not_active IP Right Cessation
- 1984-02-20 CA CA000447859A patent/CA1210477A/en not_active Expired
- 1984-02-20 EP EP84301085A patent/EP0120593B1/en not_active Expired
- 1984-02-20 DE DE8484301085T patent/DE3477854D1/de not_active Expired
- 1984-02-21 JP JP59029692A patent/JPS59158404A/ja active Pending
- 1984-02-21 AU AU24789/84A patent/AU565737B2/en not_active Ceased
- 1984-02-21 KR KR1019840000822A patent/KR890000611B1/ko not_active IP Right Cessation
- 1984-02-22 IN IN126/CAL/84A patent/IN161518B/en unknown
-
1989
- 1989-06-24 SG SG389/89A patent/SG38989G/en unknown
- 1989-08-24 HK HK687/89A patent/HK68789A/xx not_active IP Right Cessation
-
1991
- 1991-03-14 JP JP1991022165U patent/JPH04114612U/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
SG38989G (en) | 1990-01-26 |
US4509547A (en) | 1985-04-09 |
JPH04114612U (ja) | 1992-10-09 |
CA1210477A (en) | 1986-08-26 |
AU565737B2 (en) | 1987-09-24 |
IN161518B (es) | 1987-12-19 |
DE3477854D1 (en) | 1989-05-24 |
EP0120593A3 (en) | 1985-07-10 |
ES529911A0 (es) | 1984-11-01 |
EP0120593A2 (en) | 1984-10-03 |
HK68789A (en) | 1989-09-01 |
MX157424A (es) | 1988-11-22 |
EP0120593B1 (en) | 1989-04-19 |
JPS59158404A (ja) | 1984-09-07 |
KR890000611B1 (ko) | 1989-03-21 |
KR840009006A (ko) | 1984-12-20 |
AU2478984A (en) | 1984-08-30 |
BR8400580A (pt) | 1984-09-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FD1A | Patent lapsed |
Effective date: 19971001 |