BR8106376A - Processo para controlar o equilibrio de energia em um dispositivo o qual perde calor atraves de membros de parede e aparelho de controle automatico para utilizacao no dito processo - Google Patents

Processo para controlar o equilibrio de energia em um dispositivo o qual perde calor atraves de membros de parede e aparelho de controle automatico para utilizacao no dito processo

Info

Publication number
BR8106376A
BR8106376A BR8106376A BR8106376A BR8106376A BR 8106376 A BR8106376 A BR 8106376A BR 8106376 A BR8106376 A BR 8106376A BR 8106376 A BR8106376 A BR 8106376A BR 8106376 A BR8106376 A BR 8106376A
Authority
BR
Brazil
Prior art keywords
wall members
energy balance
loses heat
control
automatic control
Prior art date
Application number
BR8106376A
Other languages
English (en)
Inventor
Edward Jay Seger
Warren Emerson Haupin
Original Assignee
Aluminum Co Of America
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 Aluminum Co Of America filed Critical Aluminum Co Of America
Publication of BR8106376A publication Critical patent/BR8106376A/pt

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K17/00—Measuring quantity of heat
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K7/00—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
    • G01K7/02—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using thermoelectric elements, e.g. thermocouples

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Electrolytic Production Of Metals (AREA)
  • Feedback Control In General (AREA)
  • Central Heating Systems (AREA)
  • Carbon And Carbon Compounds (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
BR8106376A 1980-10-03 1981-10-02 Processo para controlar o equilibrio de energia em um dispositivo o qual perde calor atraves de membros de parede e aparelho de controle automatico para utilizacao no dito processo BR8106376A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/193,597 US4333803A (en) 1980-10-03 1980-10-03 Method and apparatus for controlling the heat balance in aluminum reduction cells

Publications (1)

Publication Number Publication Date
BR8106376A true BR8106376A (pt) 1982-06-22

Family

ID=22714281

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8106376A BR8106376A (pt) 1980-10-03 1981-10-02 Processo para controlar o equilibrio de energia em um dispositivo o qual perde calor atraves de membros de parede e aparelho de controle automatico para utilizacao no dito processo

Country Status (8)

Country Link
US (1) US4333803A (pt)
JP (1) JPS57131380A (pt)
AU (1) AU544680B2 (pt)
BR (1) BR8106376A (pt)
CA (1) CA1165726A (pt)
GB (1) GB2084742A (pt)
NL (1) NL8104493A (pt)
NO (1) NO813234L (pt)

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* Cited by examiner, † Cited by third party
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HU194405B (en) * 1985-05-10 1988-01-28 Magyar Optikai Muevek Temperature control system for testing thermic phase transformations
GB8528517D0 (en) * 1985-11-20 1985-12-24 United Biscuits Ltd Radiant heat measurement
US4737247A (en) * 1986-07-21 1988-04-12 Aluminum Company Of America Inert anode stable cathode assembly
US4678548A (en) * 1986-07-21 1987-07-07 Aluminum Company Of America Corrosion-resistant support apparatus and method of use for inert electrodes
GB2198238B (en) * 1986-11-24 1990-08-22 British Gas Plc Method and apparatus for measuring a property of material
US4786379A (en) * 1988-02-22 1988-11-22 Reynolds Metal Company Measuring current distribution in an alumina reduction cell
NZ232580A (en) 1989-02-24 1992-12-23 Comalco Alu Aluminium smelting process control
US5279715A (en) * 1991-09-17 1994-01-18 Aluminum Company Of America Process and apparatus for low temperature electrolysis of oxides
US5772324A (en) * 1995-10-02 1998-06-30 Midwest Instrument Co., Inc. Protective tube for molten metal immersible thermocouple
FR2753727B1 (fr) * 1996-09-25 1998-10-23 Procede de regulation de la temperature du bain d'une cuve d'electrolyse pour la production d'aluminium
TW474949B (en) 1997-10-03 2002-02-01 Mitsui Chemicals Inc A fluidized bed polymerization apparatus and an olefin polymerization process
US20030057102A1 (en) * 2001-09-24 2003-03-27 Beck Theodore R. Temperature control for low temperature reduction cell
US6837982B2 (en) 2002-01-25 2005-01-04 Northwest Aluminum Technologies Maintaining molten salt electrolyte concentration in aluminum-producing electrolytic cell
JP3566276B1 (ja) * 2003-05-07 2004-09-15 株式会社日立製作所 血糖値測定装置
JP3566277B1 (ja) * 2003-06-23 2004-09-15 株式会社日立製作所 血糖値測定装置
JP3566278B1 (ja) * 2003-07-11 2004-09-15 株式会社日立製作所 血糖値測定装置
JP3590047B1 (ja) * 2003-09-24 2004-11-17 株式会社日立製作所 光学測定装置及びそれを用いた血糖値測定装置
EP1522254A1 (en) * 2003-10-08 2005-04-13 Hitachi, Ltd. Blood sugar level measuring method and apparatus
JP3590049B1 (ja) * 2003-12-03 2004-11-17 株式会社日立製作所 血糖値測定装置
JP3859158B2 (ja) * 2003-12-16 2006-12-20 セイコーエプソン株式会社 マイクロレンズ用凹部付き基板、マイクロレンズ基板、透過型スクリーン、およびリア型プロジェクタ
JP3557425B1 (ja) * 2004-02-17 2004-08-25 株式会社日立製作所 血糖値測定装置
JP3557424B1 (ja) * 2004-02-17 2004-08-25 株式会社日立製作所 血糖値測定装置
JP3590053B1 (ja) * 2004-02-24 2004-11-17 株式会社日立製作所 血糖値測定装置
JP3590054B1 (ja) * 2004-02-26 2004-11-17 株式会社日立製作所 血糖値測定装置
US20050192492A1 (en) * 2004-02-27 2005-09-01 Ok-Kyung Cho Blood sugar level measuring apparatus
US7251517B2 (en) * 2004-06-30 2007-07-31 Hitachi, Ltd. Blood sugar level measuring apparatus
US7215983B2 (en) 2004-06-30 2007-05-08 Hitachi, Ltd. Blood sugar level measuring apparatus
JP3884036B2 (ja) * 2004-08-25 2007-02-21 株式会社日立製作所 血糖値測定装置
JP2006094992A (ja) * 2004-09-29 2006-04-13 Hitachi Ltd 血糖値測定装置及び血糖値測定方法
JP2006115948A (ja) * 2004-10-19 2006-05-11 Hitachi Ltd 血糖値測定装置
JP2006115947A (ja) * 2004-10-19 2006-05-11 Hitachi Ltd 血糖値測定装置
US9134186B2 (en) * 2011-02-03 2015-09-15 Kla-Tencor Corporation Process condition measuring device (PCMD) and method for measuring process conditions in a workpiece processing tool configured to process production workpieces
GB2504127A (en) * 2012-07-20 2014-01-22 Tegma As A method for monitoring the heat flux through walls of industrial reactors via thermoelectric device(s)
CN103308421A (zh) * 2013-06-26 2013-09-18 中冶长天国际工程有限责任公司 一种检测热流密度的方法及装置
EP3266904B1 (de) 2016-07-05 2021-03-24 TRIMET Aluminium SE Schmelzflusselektrolyseanlage und regelungsverfahren zu deren betrieb
CN212655864U (zh) * 2019-07-10 2021-03-05 郑州轻冶科技股份有限公司 一种实现过热度控制的铝电解槽
CN112210794B (zh) * 2019-07-10 2021-12-21 郑州轻冶科技股份有限公司 基于分子比的铝电解能量平衡调节方法、系统、铝电解槽
CN112665642B (zh) * 2020-12-02 2023-02-10 沈阳铝镁设计研究院有限公司 铝电解槽电解质温度、两水平和炉底压降在线测量系统

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US3016412A (en) * 1958-03-27 1962-01-09 Ajax Magnethermic Corp High-temperature thermocouple device
US3267726A (en) * 1961-09-14 1966-08-23 North American Aviation Inc Heat flux probe
US3282806A (en) * 1965-08-04 1966-11-01 Jack L Long Electrorefining of plutonium
US3437325A (en) * 1967-04-11 1969-04-08 Westinghouse Electric Corp Heat balance control of a rotary kiln
US3503260A (en) * 1968-04-01 1970-03-31 Electronic Dev Lab Inc Pyrometer construction
US3918300A (en) * 1974-01-03 1975-11-11 Aaron Weisstuch Heat transfer measuring device
CH592749A5 (pt) * 1974-01-30 1977-11-15 Alusuisse
NO135034B (pt) * 1975-04-10 1976-10-18 Norsk Hydro As

Also Published As

Publication number Publication date
CA1165726A (en) 1984-04-17
GB2084742A (en) 1982-04-15
NO813234L (no) 1982-04-05
JPS57131380A (en) 1982-08-14
AU544680B2 (en) 1985-06-13
US4333803A (en) 1982-06-08
AU7514181A (en) 1982-04-08
NL8104493A (nl) 1982-05-03

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