DE69841021D1 - Zeitverzögerungsansatz zur messung der thermischen leitfähigkeit und der spezifischen wärme - Google Patents

Zeitverzögerungsansatz zur messung der thermischen leitfähigkeit und der spezifischen wärme

Info

Publication number
DE69841021D1
DE69841021D1 DE69841021T DE69841021T DE69841021D1 DE 69841021 D1 DE69841021 D1 DE 69841021D1 DE 69841021 T DE69841021 T DE 69841021T DE 69841021 T DE69841021 T DE 69841021T DE 69841021 D1 DE69841021 D1 DE 69841021D1
Authority
DE
Germany
Prior art keywords
approach
measuring
thermal conductivity
specific heat
time delaying
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
DE69841021T
Other languages
English (en)
Inventor
Ulrich Bonne
David Kubisiak
Robert J Matthys
Spencer B Schuldt
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Honeywell International Inc
Original Assignee
Honeywell International Inc
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 Honeywell International Inc filed Critical Honeywell International Inc
Application granted granted Critical
Publication of DE69841021D1 publication Critical patent/DE69841021D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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

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)
DE69841021T 1997-12-31 1998-12-10 Zeitverzögerungsansatz zur messung der thermischen leitfähigkeit und der spezifischen wärme Expired - Lifetime DE69841021D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/001,530 US6019505A (en) 1997-12-31 1997-12-31 Time lag approach for measuring thermal conductivity and specific heat
PCT/US1998/026249 WO1999034201A1 (en) 1997-12-31 1998-12-10 Time lag approach for measuring thermal conductivity and specific heat

Publications (1)

Publication Number Publication Date
DE69841021D1 true DE69841021D1 (de) 2009-09-10

Family

ID=21696517

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69841021T Expired - Lifetime DE69841021D1 (de) 1997-12-31 1998-12-10 Zeitverzögerungsansatz zur messung der thermischen leitfähigkeit und der spezifischen wärme

Country Status (6)

Country Link
US (1) US6019505A (de)
EP (1) EP1044366B1 (de)
JP (1) JP2002500357A (de)
CA (1) CA2316891C (de)
DE (1) DE69841021D1 (de)
WO (1) WO1999034201A1 (de)

Families Citing this family (41)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3366818B2 (ja) * 1997-01-16 2003-01-14 株式会社日立製作所 熱式空気流量計
US7133726B1 (en) * 1997-03-28 2006-11-07 Applera Corporation Thermal cycler for PCR
US6223593B1 (en) * 1997-12-31 2001-05-01 Honeywell International Inc. Self-oscillating fluid sensor
US6169965B1 (en) * 1997-12-31 2001-01-02 Honeywell International Inc. Fluid property and flow sensing via a common frequency generator and FFT
US6234016B1 (en) * 1997-12-31 2001-05-22 Honeywell International Inc. Time lag approach for measuring fluid velocity
US6502983B2 (en) * 1999-03-30 2003-01-07 The Regents Of The University Of California Micro-machined thermo-conductivity detector
US6502459B1 (en) 2000-09-01 2003-01-07 Honeywell International Inc. Microsensor for measuring velocity and angular direction of an incoming air stream
ATE355510T1 (de) * 2001-01-30 2006-03-15 Ems Patent Ag Gaszähler
DE10123920B4 (de) * 2001-05-17 2006-02-02 Robert Bosch Gmbh Integriertes Mikrostruktursensorelement zur Erfassung thermodynamischer Größen eines Fluids
US6692145B2 (en) * 2001-10-31 2004-02-17 Wisconsin Alumni Research Foundation Micromachined scanning thermal probe method and apparatus
US7073938B2 (en) * 2001-10-31 2006-07-11 The Regents Of The University Of Michigan Micromachined arrayed thermal probe apparatus, system for thermal scanning a sample in a contact mode and cantilevered reference probe for use therein
US6776817B2 (en) * 2001-11-26 2004-08-17 Honeywell International Inc. Airflow sensor, system and method for detecting airflow within an air handling system
US6838287B2 (en) * 2001-12-20 2005-01-04 Honeywell International Inc. Fluid mixture composition sensor
DE10309205A1 (de) * 2003-02-28 2004-09-30 Abb Research Ltd. Verfahren und Schaltung zum Betreiben eines Wärmeleitfähigkeitsdetektors
US7003418B2 (en) * 2003-08-28 2006-02-21 Honeywell International Inc. Methods and systems for temperature compensation of physical property sensors
JP4795231B2 (ja) * 2004-05-21 2011-10-19 京都電子工業株式会社 比熱測定方法および装置
US7021821B2 (en) * 2004-05-28 2006-04-04 Honeywell International Inc. Differential thermal sensors
FR2872572B1 (fr) * 2004-06-30 2006-09-22 Commissariat Energie Atomique Test de l'etancheite de mems ou de petits composants encapsules
JP2009521684A (ja) * 2005-12-22 2009-06-04 ハネウェル・インターナショナル・インコーポレーテッド 携帯用サンプル分析装置のカートリッジ
GB0605683D0 (en) * 2006-03-21 2006-05-03 Servomex Group Ltd Thermal conductivity sensor
DE102006045471A1 (de) 2006-09-26 2008-04-03 Va-Q-Tec Ag Verfahren zur Bestimmung des Gasdruckes in evakuierten Körpern
CH701654B1 (fr) * 2007-02-15 2011-02-28 Neroxis Sa Capteur de gaz.
US20110185789A1 (en) * 2008-10-01 2011-08-04 Yamatake Corporation Calorific value calculation formula generating system, calorific value calculation formula generating method, calorific value calculating system, and calorific value calculating method
JP5534193B2 (ja) * 2010-04-20 2014-06-25 アズビル株式会社 温度拡散率測定システム及び流量測定システム
JP5759780B2 (ja) 2011-05-09 2015-08-05 アズビル株式会社 発熱量測定システム及び発熱量の測定方法
US9140659B2 (en) 2011-09-29 2015-09-22 Belenos Clean Power Holding Ag Gas sensor and method for determining a concentration of gas in a two-component mixture
EP2647985B1 (de) * 2012-04-04 2015-09-02 Belenos Clean Power Holding AG Gassensor und Bestimmungsmethode einer Gaskonzentration in einem Zweistoffgemisch
JP5781968B2 (ja) 2012-03-27 2015-09-24 アズビル株式会社 発熱量測定システム及び発熱量の測定方法
US9904772B2 (en) * 2013-12-02 2018-02-27 Samsung Electronics Co., Ltd. Screening solid state ionic conductors for high ionic conductivity
JP5690003B2 (ja) * 2014-04-08 2015-03-25 アズビル株式会社 比熱容量測定システム及び流量測定システム
DE102016205776A1 (de) * 2016-04-07 2017-10-12 Robert Bosch Gmbh Kalorimetrische Bestimmung einer Gaskonzentration
WO2018185008A1 (de) * 2017-04-07 2018-10-11 Continental Automotive Gmbh Verfahren zum ermitteln einer eigenschaft eines fluids und sensorvorrichtung hierfür
WO2018185007A1 (de) * 2017-04-07 2018-10-11 Continental Automotive Gmbh Verfahren zum ermitteln einer eigenschaft eines fluids
EP3502687B1 (de) 2017-12-20 2022-06-29 Sensirion AG Bestimmung von gasparametern
AU2019205103B2 (en) 2018-01-05 2021-11-04 GS Elektromedizinische Geräte G. Stemple GmbH Evaluation arrangement for a thermal gas sensor, method and computer program product
WO2020031517A1 (ja) * 2018-08-10 2020-02-13 Tdk株式会社 ガスセンサ
US20210388985A1 (en) 2018-10-05 2021-12-16 Sensirion Ag Device for regulating a mixing ratio of a gas mixture
US11073415B2 (en) * 2019-10-21 2021-07-27 Flusso Limited Thermal fluid flow sensor having a dielectric membrane comprising discontinuities between the heating element and an edge
EP3812753B1 (de) 2019-10-24 2023-11-29 Sensirion AG Bestimmung von gasspezifischen parametern anhand der wärmeübertragung im temperatursprungbereich
US11415455B2 (en) * 2020-05-14 2022-08-16 The Boeing Company Gas sensor with an RF resonator
EP4009008B1 (de) 2020-12-03 2024-01-31 Sensirion AG Fehlererkennung in einem thermischen sensorgerät

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3015232A (en) * 1957-10-02 1962-01-02 Flow Measurements Corp Flow cell
US3335606A (en) * 1964-06-16 1967-08-15 Edison Instr Inc Double thermistor flowmeters
US4279147A (en) * 1980-01-10 1981-07-21 Djorup Robert Sonny Directional heat loss anemometer transducer
US4713970A (en) * 1984-08-29 1987-12-22 General Motors Corporation Thermal diffusion fluid flow sensor
US4576050A (en) * 1984-08-29 1986-03-18 General Motors Corporation Thermal diffusion fluid flow sensor
US5184509A (en) * 1986-05-09 1993-02-09 Robert Bosch Gmbh Method and apparatus for measuring the air flow in the air intake passage of an internal combustion engine
US4682503A (en) * 1986-05-16 1987-07-28 Honeywell Inc. Microscopic size, thermal conductivity type, air or gas absolute pressure sensor
DE3803611A1 (de) * 1988-02-06 1989-08-17 Bosch Gmbh Robert Schaltgeregelte stroemungssonde
US4944035A (en) * 1988-06-24 1990-07-24 Honeywell Inc. Measurement of thermal conductivity and specific heat
US5031126A (en) * 1988-06-30 1991-07-09 Delta M Corporation Constant power thermal sensor
US4961348A (en) * 1988-12-16 1990-10-09 Ulrich Bonne Flowmeter fluid composition correction
US5080495A (en) * 1989-08-30 1992-01-14 Mitsui Toatsu Chemicals, Inc. Method and apparatus for measuring thermal diffusivity by ac joule-heating
DE3938286C2 (de) * 1989-11-17 1999-11-04 Bosch Gmbh Robert Verfahren und Vorrichtung zur Temperatursteuerung eines den Durchsatz einer strömenden Fluidmasse erfassenden Meßwiderstands
US5237523A (en) * 1990-07-25 1993-08-17 Honeywell Inc. Flowmeter fluid composition and temperature correction
FR2667400B1 (fr) * 1990-09-28 1992-12-24 Agronomique Inst Nat Rech Methode de detection des changements d'etat d'un milieu liquide ou gelifie et dispositif capteur pour la mise en óoeuvre de cette methode.
US5247156A (en) * 1990-11-13 1993-09-21 Cableries Et Trefileries De Cossonay S.A. Apparatus for measuring physical properties of fluids
US5303167A (en) * 1991-03-08 1994-04-12 Honeywell Inc. Absolute pressure sensor and method

Also Published As

Publication number Publication date
WO1999034201A1 (en) 1999-07-08
CA2316891C (en) 2007-06-26
US6019505A (en) 2000-02-01
EP1044366B1 (de) 2009-07-29
JP2002500357A (ja) 2002-01-08
EP1044366A1 (de) 2000-10-18
CA2316891A1 (en) 1999-07-08

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