CA2043682A1 - Integrated process control valve - Google Patents

Integrated process control valve

Info

Publication number
CA2043682A1
CA2043682A1 CA2043682A CA2043682A CA2043682A1 CA 2043682 A1 CA2043682 A1 CA 2043682A1 CA 2043682 A CA2043682 A CA 2043682A CA 2043682 A CA2043682 A CA 2043682A CA 2043682 A1 CA2043682 A1 CA 2043682A1
Authority
CA
Canada
Prior art keywords
fluid
inlet
outlet
producing
actuator
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
Application number
CA2043682A
Other languages
French (fr)
Other versions
CA2043682C (en
Inventor
Lawrence A. Haines
Edward A. Messano
Kenneth L. Beatty
Robert E. Gooch
Alan H. Glenn
Dennis E. O'hara
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.)
Flowserve Management Co
Original Assignee
Valtek Inc
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=24124774&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=CA2043682(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Valtek Inc filed Critical Valtek Inc
Publication of CA2043682A1 publication Critical patent/CA2043682A1/en
Application granted granted Critical
Publication of CA2043682C publication Critical patent/CA2043682C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05DSYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D7/00Control of flow
    • G05D7/06Control of flow characterised by the use of electric means
    • G05D7/0617Control of flow characterised by the use of electric means specially adapted for fluid materials
    • G05D7/0629Control of flow characterised by the use of electric means specially adapted for fluid materials characterised by the type of regulator means
    • G05D7/0635Control of flow characterised by the use of electric means specially adapted for fluid materials characterised by the type of regulator means by action on throttling means
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16KVALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K31/00Actuating devices; Operating means; Releasing devices
    • F16K31/12Actuating devices; Operating means; Releasing devices actuated by fluid
    • F16K31/122Actuating devices; Operating means; Releasing devices actuated by fluid the fluid acting on a piston
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16KVALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K37/00Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
    • F16K37/0025Electrical or magnetic means
    • F16K37/005Electrical or magnetic means for measuring fluid parameters
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00Fluid handling
    • Y10T137/2278Pressure modulating relays or followers
    • Y10T137/2409With counter-balancing pressure feedback to the modulating device
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00Fluid handling
    • Y10T137/7722Line condition change responsive valves
    • Y10T137/7758Pilot or servo controlled
    • Y10T137/7761Electrically actuated valve

Abstract

An integrated process control valve includes a fluid valve body having an inlet for receiving fluid, an outlet for discharging fluid, a fluid flow passage connecting the inlet and outlet, and a controllable throttling element which is moveable to selectively vary the flow rate of fluid through the fluid flow passage.
The valve also includes an actuator coupled to the valve body and responsive to control signals for selectively moving the throttling element, a first pressure sensor disposed at the inlet of the valve body for producing a first signal representing the pressure of the fluid at the inlet, a second pressure sensor disposed at the outlet of the valve body for producing a second signal representing the pressure of the fluid at the outlet, a position sensor for producing a position signal indicating the position of the throttling element, and a utilization device for receiving the signals and either producing a display representing the signal values and/or producing control signals for supply to the actuator to cause the actuator to move the throttling element to thereby vary the fluid pressure at the inlet and outlet of the valve body. The control signals include pneumatic signals for developing pressures in the actuator to cause the actuator to move the throttling element. Sensors are provided for detecting the values of the pneumatic signals which may be displayed by the utilization device along with the display of representations of the other signal values, including the position signal values.
CA002043682A 1990-06-01 1991-05-31 Integrated process control valve Expired - Fee Related CA2043682C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/533,166 US5251148A (en) 1990-06-01 1990-06-01 Integrated process control valve
US07/533,166 1990-06-01

Publications (2)

Publication Number Publication Date
CA2043682A1 true CA2043682A1 (en) 1991-12-02
CA2043682C CA2043682C (en) 2000-12-05

Family

ID=24124774

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002043682A Expired - Fee Related CA2043682C (en) 1990-06-01 1991-05-31 Integrated process control valve

Country Status (8)

Country Link
US (1) US5251148A (en)
EP (1) EP0462432B1 (en)
JP (1) JP2772159B2 (en)
AT (1) ATE174439T1 (en)
AU (1) AU3776795A (en)
BR (1) BR9102243A (en)
CA (1) CA2043682C (en)
DE (1) DE69130592T2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108240374A (en) * 2016-12-23 2018-07-03 大力士股份有限公司 Adjustment and/or control method for electro-pneumatic field instrumentation

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AU3776795A (en) 1996-01-11
JPH04232514A (en) 1992-08-20
CA2043682C (en) 2000-12-05
AU653151B2 (en) 1994-09-22
AU7709691A (en) 1991-12-05
EP0462432A3 (en) 1992-01-15
DE69130592D1 (en) 1999-01-21
EP0462432A2 (en) 1991-12-27
EP0462432B1 (en) 1998-12-09
JP2772159B2 (en) 1998-07-02
US5251148A (en) 1993-10-05
DE69130592T2 (en) 1999-05-06
BR9102243A (en) 1992-01-07
ATE174439T1 (en) 1998-12-15

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