AT291305B - Combined shut-off and control valve - Google Patents

Combined shut-off and control valve

Info

Publication number
AT291305B
AT291305B AT348269A AT348269A AT291305B AT 291305 B AT291305 B AT 291305B AT 348269 A AT348269 A AT 348269A AT 348269 A AT348269 A AT 348269A AT 291305 B AT291305 B AT 291305B
Authority
AT
Austria
Prior art keywords
control valve
combined shut
shut
combined
valve
Prior art date
Application number
AT348269A
Other languages
German (de)
Original Assignee
Westinghouse Electric Corp
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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Application granted granted Critical
Publication of AT291305B publication Critical patent/AT291305B/en

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06G—ANALOGUE COMPUTERS
    • G06G7/00—Devices in which the computing operation is performed by varying electric or magnetic quantities
    • G06G7/48—Analogue computers for specific processes, systems or devices, e.g. simulators
    • G06G7/58—Analogue computers for specific processes, systems or devices, e.g. simulators for chemical processes ; for physico-chemical processes; for metallurgical processes
    • 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
    • Y10S208/00—Mineral oils: processes and products
    • Y10S208/01—Automatic control

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Mathematical Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Feedback Control In General (AREA)
AT348269A 1968-04-11 1969-04-10 Combined shut-off and control valve AT291305B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US72064468A 1968-04-11 1968-04-11

Publications (1)

Publication Number Publication Date
AT291305B true AT291305B (en) 1971-07-12

Family

ID=24894767

Family Applications (1)

Application Number Title Priority Date Filing Date
AT348269A AT291305B (en) 1968-04-11 1969-04-10 Combined shut-off and control valve

Country Status (3)

Country Link
US (1) US3725653A (en)
AT (1) AT291305B (en)
CA (1) CA938016A (en)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3826904A (en) * 1970-11-17 1974-07-30 Texaco Inc Method and apparatus for the optimum blending of lubricating base oils and an additive
US4187548A (en) * 1971-05-28 1980-02-05 Mobil Oil Corporation Simulation of catalytic cracking process
US4228509A (en) * 1977-04-07 1980-10-14 Kennedy James P Multivariable control system for regulating process conditions and process optimizing
US4123448A (en) * 1977-06-01 1978-10-31 Continental Oil Company Adiabatic reactor
US4251224A (en) * 1978-09-19 1981-02-17 Erco Industries Limited Control system for chlorine dioxide plants
US4272823A (en) * 1979-10-26 1981-06-09 Phillips Petroleum Company Control system for a reactor
US4544788A (en) * 1984-12-28 1985-10-01 Mobil Oil Corporation Control system for catalytic conversion of olefins to heavier hydrocarbons
US4796194A (en) * 1986-08-20 1989-01-03 Atherton Robert W Real world modeling and control process
US4907170A (en) * 1988-09-26 1990-03-06 General Dynamics Corp., Pomona Div. Inference machine using adaptive polynomial networks
US5774381A (en) * 1992-03-04 1998-06-30 Meier; Paul F. Modeling and simulation of catalytic cracking
CA2118885C (en) * 1993-04-29 2005-05-24 Conrad K. Teran Process control system
US5847251A (en) * 1996-02-12 1998-12-08 Catalytic Distillation Technologies Multibed transalkylator and process
IT1302615B1 (en) * 1998-10-06 2000-09-29 Abb Research Ltd INDUSTRIAL PROCESS SIMULATION PROCESS.
US6542782B1 (en) * 1998-12-31 2003-04-01 Z. Joseph Lu Systems for generating and using a lookup table with process facility control systems and models of the same, and methods of operating such systems
US6678637B2 (en) * 2000-07-20 2004-01-13 Siemens Aktiengesellschaft Method for event-related determination of process variables
GB0302602D0 (en) * 2003-02-04 2003-03-12 Young Arthur P Equipment and methods for real time application
GB0412672D0 (en) * 2004-06-07 2004-07-07 Bp Chem Int Ltd Method
TWI580771B (en) * 2012-07-25 2017-05-01 奈寇公司 Design development and implementation of analyzer based control system and algorithm

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA712262A (en) * 1965-06-22 Unger Arnold Self-adaptive control system
US3254071A (en) * 1959-08-28 1966-05-31 Phillips Petroleum Co Process and apparatus for controlling polymerization reaction temperatures
US3175968A (en) * 1961-06-23 1965-03-30 Phillips Petroleum Co Automatic control and optimization of a fluidized catalytic cracker
US3280312A (en) * 1962-12-11 1966-10-18 Ibm System for measuring kiln conditions using thermocouples in combination with a mathematical model
US3473008A (en) * 1964-06-12 1969-10-14 Leeds & Northrup Co System for feed blending control
NL6412525A (en) * 1964-10-28 1966-04-29
US3423291A (en) * 1964-12-14 1969-01-21 Phillips Petroleum Co Control of reflux to a fractionator
US3449215A (en) * 1966-09-08 1969-06-10 Phillips Petroleum Co Distillation column control with biasing signal as feedback correction for computed product flow rate

Also Published As

Publication number Publication date
US3725653A (en) 1973-04-03
CA938016A (en) 1973-12-04

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee