BE782793A - Systeme de controle de la temperature dans un procede a phases liquide et vapeur - Google Patents

Systeme de controle de la temperature dans un procede a phases liquide et vapeur

Info

Publication number
BE782793A
BE782793A BE782793A BE782793A BE782793A BE 782793 A BE782793 A BE 782793A BE 782793 A BE782793 A BE 782793A BE 782793 A BE782793 A BE 782793A BE 782793 A BE782793 A BE 782793A
Authority
BE
Belgium
Prior art keywords
liquid
control system
temperature control
vapor phase
phase process
Prior art date
Application number
BE782793A
Other languages
English (en)
French (fr)
Inventor
B Nmn
B Nmn Hopkins
Original Assignee
Monsanto Co
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 Monsanto Co filed Critical Monsanto Co
Publication of BE782793A publication Critical patent/BE782793A/xx

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D23/00—Control of temperature
    • G05D23/19—Control of temperature characterised by the use of electric means
    • G05D23/1919—Control of temperature characterised by the use of electric means characterised by the type of controller
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/0006—Controlling or regulating processes
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D23/00—Control of temperature
    • G05D23/01—Control of temperature without auxiliary power
    • G05D23/13—Control of temperature without auxiliary power by varying the mixing ratio of two fluids having different temperatures
    • G05D23/1393—Control of temperature without auxiliary power by varying the mixing ratio of two fluids having different temperatures characterised by the use of electric means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2208/00—Processes carried out in the presence of solid particles; Reactors therefor
    • B01J2208/00008—Controlling the process
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049—Controlling or regulating processes
    • B01J2219/00051—Controlling the temperature
    • B01J2219/00054—Controlling or regulating the heat exchange system
    • B01J2219/00056—Controlling or regulating the heat exchange system involving measured parameters
    • B01J2219/00058—Temperature measurement
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049—Controlling or regulating processes
    • B01J2219/00051—Controlling the temperature
    • B01J2219/00054—Controlling or regulating the heat exchange system
    • B01J2219/00056—Controlling or regulating the heat exchange system involving measured parameters
    • B01J2219/00058—Temperature measurement
    • B01J2219/0006—Temperature measurement of the heat exchange medium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049—Controlling or regulating processes
    • B01J2219/00051—Controlling the temperature
    • B01J2219/00054—Controlling or regulating the heat exchange system
    • B01J2219/00056—Controlling or regulating the heat exchange system involving measured parameters
    • B01J2219/00065—Pressure measurement
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049—Controlling or regulating processes
    • B01J2219/00162—Controlling or regulating processes controlling the pressure
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/582—Recycling of unreacted starting or intermediate materials

Landscapes

  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Control Of Non-Electrical Variables (AREA)
  • Control Of Temperature (AREA)
BE782793A 1971-04-29 1972-04-28 Systeme de controle de la temperature dans un procede a phases liquide et vapeur BE782793A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US13872971A 1971-04-29 1971-04-29

Publications (1)

Publication Number Publication Date
BE782793A true BE782793A (fr) 1972-10-30

Family

ID=22483360

Family Applications (1)

Application Number Title Priority Date Filing Date
BE782793A BE782793A (fr) 1971-04-29 1972-04-28 Systeme de controle de la temperature dans un procede a phases liquide et vapeur

Country Status (7)

Country Link
US (1) US3708658A (xx)
JP (1) JPS564925B1 (xx)
BE (1) BE782793A (xx)
CA (1) CA941934A (xx)
DE (1) DE2221081A1 (xx)
ES (1) ES402035A1 (xx)
IT (1) IT954915B (xx)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2300111C3 (de) * 1973-01-03 1984-10-25 Basf Ag, 6700 Ludwigshafen Verfahren zur Abführung der Reaktionswärme bei der Copolymerisation des Äthylens in wäßriger Dispersion
DE2504659C3 (de) * 1975-02-05 1988-02-11 Hüls AG, 4370 Marl Verfahren zum geregelten Abführen der Reaktionswärme bei Polymerisationsreaktionen in Dispersion bzw. Lösung
US4720623A (en) * 1986-05-01 1988-01-19 E. I. Du Pont De Nemours And Company Power control device for a resistance heater in an oven
US5520969A (en) * 1994-02-04 1996-05-28 Applied Materials, Inc. Method for in-situ liquid flow rate estimation and verification
TW366351B (en) * 1994-12-26 1999-08-11 Mitsui Chemicals Inc Production process of acrylonitrile (co)polymers
KR100514570B1 (ko) * 1997-05-29 2005-09-15 이 아이 듀폰 디 네모아 앤드 캄파니 배기형 중합반응기 공정 제어 방법
ITCO20120032A1 (it) * 2012-06-13 2013-12-14 Wow Technology S R L Metodo per il controllo di sostanze presenti in un liquido
CN114797481B (zh) * 2022-04-28 2023-08-15 华能威海发电有限责任公司 一种用于反渗透膜化学清洗汽-水加热的双馈调温系统及方法
CN116126051B (zh) * 2023-02-13 2024-04-23 西北工业大学 一种高空模拟试车台进气系统温度控制方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2886616A (en) * 1955-08-24 1959-05-12 Phillips Petroleum Co Control of polymerization processes
US3558045A (en) * 1968-03-22 1971-01-26 Phillips Petroleum Co Control system for chemical reactions

Also Published As

Publication number Publication date
CA941934A (en) 1974-02-12
US3708658A (en) 1973-01-02
DE2221081A1 (de) 1972-11-16
ES402035A1 (es) 1975-03-01
JPS564925B1 (xx) 1981-02-02
IT954915B (it) 1973-09-15

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: MONSANTO CY

Effective date: 19870430