IT954915B - Procedimento ed apparecchiatura per controllare dinamicamente la temperatura di una massa liquida - Google Patents

Procedimento ed apparecchiatura per controllare dinamicamente la temperatura di una massa liquida

Info

Publication number
IT954915B
IT954915B IT23707/72A IT2370772A IT954915B IT 954915 B IT954915 B IT 954915B IT 23707/72 A IT23707/72 A IT 23707/72A IT 2370772 A IT2370772 A IT 2370772A IT 954915 B IT954915 B IT 954915B
Authority
IT
Italy
Prior art keywords
procedure
equipment
temperature
liquid mass
dynamically checking
Prior art date
Application number
IT23707/72A
Other languages
English (en)
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
Application granted granted Critical
Publication of IT954915B publication Critical patent/IT954915B/it

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)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Polymerisation Methods In General (AREA)
IT23707/72A 1971-04-29 1972-04-28 Procedimento ed apparecchiatura per controllare dinamicamente la temperatura di una massa liquida IT954915B (it)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
IT954915B true IT954915B (it) 1973-09-15

Family

ID=22483360

Family Applications (1)

Application Number Title Priority Date Filing Date
IT23707/72A IT954915B (it) 1971-04-29 1972-04-28 Procedimento ed apparecchiatura per controllare dinamicamente la temperatura di una massa liquida

Country Status (7)

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

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
DE69809904T2 (de) * 1997-05-29 2003-08-21 E.I. Du Pont De Nemours And Co., Wilmington Prozessleituerfahren fürventilierte polymerisationsvorichtung
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
BE782793A (fr) 1972-10-30
US3708658A (en) 1973-01-02
JPS564925B1 (it) 1981-02-02
ES402035A1 (es) 1975-03-01
DE2221081A1 (de) 1972-11-16
CA941934A (en) 1974-02-12

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