IT1312311B1 - Dispositivo per la misurazione della conducibilita' termica di unfluido - Google Patents

Dispositivo per la misurazione della conducibilita' termica di unfluido

Info

Publication number
IT1312311B1
IT1312311B1 IT1999MI000996A ITMI990996A IT1312311B1 IT 1312311 B1 IT1312311 B1 IT 1312311B1 IT 1999MI000996 A IT1999MI000996 A IT 1999MI000996A IT MI990996 A ITMI990996 A IT MI990996A IT 1312311 B1 IT1312311 B1 IT 1312311B1
Authority
IT
Italy
Prior art keywords
fluid
measurement
thermal conductivity
conductivity
thermal
Prior art date
Application number
IT1999MI000996A
Other languages
English (en)
Inventor
Cesare Marzoli
Giacinto Zilioli
Original Assignee
Thermoquest Italia Spa
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 Thermoquest Italia Spa filed Critical Thermoquest Italia Spa
Priority to IT1999MI000996A priority Critical patent/IT1312311B1/it
Priority to EP00108061A priority patent/EP1050756B1/en
Priority to DE60042355T priority patent/DE60042355D1/de
Priority to US09/562,841 priority patent/US6361204B1/en
Publication of ITMI990996A1 publication Critical patent/ITMI990996A1/it
Application granted granted Critical
Publication of IT1312311B1 publication Critical patent/IT1312311B1/it

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
    • G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
    • G01N27/14—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of an electrically-heated body in dependence upon change of temperature
    • G01N27/18—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of an electrically-heated body in dependence upon change of temperature caused by changes in the thermal conductivity of a surrounding material to be tested
    • G01N27/185—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of an electrically-heated body in dependence upon change of temperature caused by changes in the thermal conductivity of a surrounding material to be tested using a catharometer
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
    • G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
    • G01N27/14—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of an electrically-heated body in dependence upon change of temperature
    • G01N27/18—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of an electrically-heated body in dependence upon change of temperature caused by changes in the thermal conductivity of a surrounding material to be tested

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analyzing Materials Using Thermal Means (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
IT1999MI000996A 1999-05-07 1999-05-07 Dispositivo per la misurazione della conducibilita' termica di unfluido IT1312311B1 (it)

Priority Applications (4)

Application Number Priority Date Filing Date Title
IT1999MI000996A IT1312311B1 (it) 1999-05-07 1999-05-07 Dispositivo per la misurazione della conducibilita' termica di unfluido
EP00108061A EP1050756B1 (en) 1999-05-07 2000-04-25 Device for measuring the thermal conductivity of a fluid
DE60042355T DE60042355D1 (de) 1999-05-07 2000-04-25 Vorrichtung zur Messung der Wärmeleitfähigkeit eines Fluidums
US09/562,841 US6361204B1 (en) 1999-05-07 2000-05-01 Device for measuring the thermal conductivity of a fluid

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT1999MI000996A IT1312311B1 (it) 1999-05-07 1999-05-07 Dispositivo per la misurazione della conducibilita' termica di unfluido

Publications (2)

Publication Number Publication Date
ITMI990996A1 ITMI990996A1 (it) 2000-11-07
IT1312311B1 true IT1312311B1 (it) 2002-04-15

Family

ID=11382913

Family Applications (1)

Application Number Title Priority Date Filing Date
IT1999MI000996A IT1312311B1 (it) 1999-05-07 1999-05-07 Dispositivo per la misurazione della conducibilita' termica di unfluido

Country Status (4)

Country Link
US (1) US6361204B1 (it)
EP (1) EP1050756B1 (it)
DE (1) DE60042355D1 (it)
IT (1) IT1312311B1 (it)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10119788C2 (de) * 2001-04-23 2003-08-07 Siemens Ag Wärmeleitfähigkeitsdetektor
US7021821B2 (en) * 2004-05-28 2006-04-04 Honeywell International Inc. Differential thermal sensors
CN100454009C (zh) * 2005-09-29 2009-01-21 浙江大学 纳米流体导热率测试装置
CN1948957A (zh) * 2005-10-13 2007-04-18 鸿富锦精密工业（深圳）有限公司 流质材料热传导性能量测装置
CN101470088B (zh) * 2007-12-28 2011-04-20 中国航天科技集团公司第五研究院第五一〇研究所 一种流体低温热导率的测试方法
JP6692500B2 (ja) * 2016-08-18 2020-05-13 ネバダ・ナノテック・システムズ・インコーポレイテッド 物質の少なくとも１つの特性を決定するためのシステムおよび方法
US11567025B2 (en) * 2018-08-10 2023-01-31 Tdk Corporation Gas sensor

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL83787C (it) * 1951-03-08
US3075377A (en) * 1956-10-17 1963-01-29 Owens Corning Fiberglass Corp Apparatus for determining thermal conductivity of materials
GB924094A (en) * 1960-03-31 1963-04-24 Atomic Energy Authority Uk Improvements in or relating to gas-liquid or gas-solid chromatography
DE2311103C2 (de) * 1973-03-06 1984-01-12 Helmut Dipl.-Chem. 8000 München Ulrich Einrichtung zur Messung der Durchflußrate eines Strömungsmittels
NO148689C (no) * 1976-12-20 1983-11-30 Bronson M Potter Detektorapparat for aa detektere naervaer av en ikke-blandbar fremmedvaeske paa overflaten av en annen vaeske
FR2456950A1 (fr) * 1979-05-14 1980-12-12 Sereg Soc Catharometre
DE3502440A1 (de) * 1985-01-25 1986-07-31 Leybold-Heraeus GmbH, 5000 Köln Anordnung zur messung der waermeleitfaehigkeit von gasen
HU194405B (en) * 1985-05-10 1988-01-28 Magyar Optikai Muevek Temperature control system for testing thermic phase transformations
US5081869A (en) * 1989-02-06 1992-01-21 Alcan International Limited Method and apparatus for the measurement of the thermal conductivity of gases
US5177696A (en) * 1989-12-28 1993-01-05 Honeywell Inc. Method of determination of gas properties at reference conditions
US5265459A (en) * 1991-08-22 1993-11-30 The Perkin Elmer Corporation Single-element thermal conductivity detector
DE4445102A1 (de) * 1994-12-17 1996-06-27 Mann & Hummel Filter Anordnung zur Ermittlung von Fremdstoffanteilen in einem Gasstrom
JP3114139B2 (ja) * 1995-01-24 2000-12-04 株式会社山武 熱伝導率計
US5772321A (en) * 1995-10-25 1998-06-30 Hewlett-Packard Company Compensation for spacial and temporal temperature variations in a thermal conductivity detector

Also Published As

Publication number Publication date
US6361204B1 (en) 2002-03-26
DE60042355D1 (de) 2009-07-23
EP1050756A3 (en) 2001-10-24
EP1050756A2 (en) 2000-11-08
EP1050756B1 (en) 2009-06-10
ITMI990996A1 (it) 2000-11-07

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