FR2718848B1 - Procédé pour mesurer le point de rosée ou la concentration d'un gaz, et appareil pour prédire le givrage. - Google Patents

Procédé pour mesurer le point de rosée ou la concentration d'un gaz, et appareil pour prédire le givrage.

Info

Publication number
FR2718848B1
FR2718848B1 FR9504397A FR9504397A FR2718848B1 FR 2718848 B1 FR2718848 B1 FR 2718848B1 FR 9504397 A FR9504397 A FR 9504397A FR 9504397 A FR9504397 A FR 9504397A FR 2718848 B1 FR2718848 B1 FR 2718848B1
Authority
FR
France
Prior art keywords
concentration
measuring
gas
dew point
predicting icing
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 - Fee Related
Application number
FR9504397A
Other languages
English (en)
Other versions
FR2718848A1 (fr
Inventor
Lars Stormbom
Matti Lyyra
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.)
Vaisala Oy
Original Assignee
Vaisala Oy
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
Priority claimed from FI941746A external-priority patent/FI941746A0/fi
Application filed by Vaisala Oy filed Critical Vaisala Oy
Publication of FR2718848A1 publication Critical patent/FR2718848A1/fr
Application granted granted Critical
Publication of FR2718848B1 publication Critical patent/FR2718848B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N25/00—Investigating or analyzing materials by the use of thermal means
    • G01N25/56—Investigating or analyzing materials by the use of thermal means by investigating moisture content
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N25/00—Investigating or analyzing materials by the use of thermal means
    • G01N25/56—Investigating or analyzing materials by the use of thermal means by investigating moisture content
    • G01N25/66—Investigating or analyzing materials by the use of thermal means by investigating moisture content by investigating dew-point
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01W—METEOROLOGY
    • G01W1/00—Meteorology

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Immunology (AREA)
  • Biochemistry (AREA)
  • Pathology (AREA)
  • Analytical Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Atmospheric Sciences (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Ecology (AREA)
  • Environmental Sciences (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Investigating Or Analyzing Materials Using Thermal Means (AREA)
FR9504397A 1994-04-15 1995-04-12 Procédé pour mesurer le point de rosée ou la concentration d'un gaz, et appareil pour prédire le givrage. Expired - Fee Related FR2718848B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI941746A FI941746A0 (fi) 1994-04-15 1994-04-15 Foerfarande foer maetning av daggpunkt eller gashalt
FI945385A FI99164C (fi) 1994-04-15 1994-11-16 Menetelmä kastepisteen tai kaasupitoisuuden mittaamiseksi sekä laitteisto jäätymisen ennakoimista varten

Publications (2)

Publication Number Publication Date
FR2718848A1 FR2718848A1 (fr) 1995-10-20
FR2718848B1 true FR2718848B1 (fr) 1997-09-12

Family

ID=26159719

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9504397A Expired - Fee Related FR2718848B1 (fr) 1994-04-15 1995-04-12 Procédé pour mesurer le point de rosée ou la concentration d'un gaz, et appareil pour prédire le givrage.

Country Status (6)

Country Link
US (1) US5644080A (fr)
JP (1) JP2801156B2 (fr)
DE (1) DE19513274C2 (fr)
FI (1) FI99164C (fr)
FR (1) FR2718848B1 (fr)
GB (1) GB2288465B (fr)

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WO1997002486A1 (fr) * 1995-06-30 1997-01-23 Zuechner Klaus Appareil de mesure et procede pour la determination de la teneur en eau d'un gaz
AT1469U1 (de) * 1996-04-10 1997-05-26 E & E Elektronik Gmbh Verfahren zum ermitteln der absoluten luftfeuchtigkeit
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DE19719226C1 (de) * 1997-05-07 1998-11-12 Burkhard Am Orde Verfahren zur Ermittlung von Witterungsverhältnissen und Vorrichtung zur Durchführung des Verfahrens
US6073479A (en) * 1998-11-13 2000-06-13 General Electric Company Dewpoint sensor
DE19937744A1 (de) * 1999-08-10 2001-03-22 Infineon Technologies Ag Feuchtigkeitssensor
DE10019551A1 (de) * 2000-04-20 2001-10-25 Elk Ges Fuer Erstellung Layout Verfahren und Vorrichtung zur Ermittlung der relativen Feuchte in Luft-/Gasgemischen
DE10033620A1 (de) * 2000-07-11 2002-01-31 Testo Gmbh & Co Kg Vorrichtung und Verfahren zur Ermittlung der Feuchte in Gasen
US6695469B2 (en) 2001-11-19 2004-02-24 Energy Absorption Systems, Inc. Roadway freezing point monitoring system and method
JP3847162B2 (ja) * 2001-12-21 2006-11-15 本田技研工業株式会社 湿度センサの温度制御装置
US6910659B2 (en) * 2002-10-22 2005-06-28 The Boeing Company Method and apparatus for liquid containment, such as for aircraft fuel vessels
US7175136B2 (en) * 2003-04-16 2007-02-13 The Boeing Company Method and apparatus for detecting conditions conducive to ice formation
DE10336690A1 (de) * 2003-08-09 2005-03-03 Il-Metronic Sensortechnik Gmbh Verfahren und Anordnung zur Messung der relativen Feuchte, insbesondere zur Messung niedriger Feuchten
JP4424617B2 (ja) * 2003-08-20 2010-03-03 ザ・ボーイング・カンパニー 着氷状態を検出するための方法及び装置
DE102004005353B4 (de) * 2004-02-03 2016-08-11 CiS Forschungsinstitut für Mikrosensorik GmbH Verfahren zur Bestimmung der Parameter von Gasen
ITMI20040249A1 (it) * 2004-02-16 2004-05-16 Consiglio Nazionale Ricerche Rilevatore di condensa e metodo per rilevazione di condensa su una superficie
US7059170B2 (en) * 2004-02-27 2006-06-13 Nielsen-Kellerman, Inc. Method and apparatus for measuring relative humidity of a mixture
US20050247106A1 (en) * 2004-05-06 2005-11-10 Honeywell International, Inc. Relative humidity sensor enclosed with ceramic heater
US7331421B2 (en) * 2005-03-30 2008-02-19 The Boeing Company Flow restrictors for aircraft inlet acoustic treatments, and associated systems and methods
US7360416B2 (en) 2005-07-07 2008-04-22 Ricoh Company, Ltd. Non-contact condensation detecting apparatus
US7502717B2 (en) * 2006-04-18 2009-03-10 Honeywell International Inc. Method for predicting air cycle machine turbine ice formation and shedding and journal bearing wear
US7340949B1 (en) * 2006-11-08 2008-03-11 University Corporation For Atmospheric Research Precipitation measurement device
US8741120B2 (en) * 2007-10-15 2014-06-03 Life Safety Distribution Ag Humidity control apparatus for electrochemical sensors
US20110094292A1 (en) * 2009-10-23 2011-04-28 Mingsheng Liu Apparatus for air property measurement
US9304098B2 (en) 2013-02-04 2016-04-05 Veris Industries, Llc Capacitive humidity sensor with hysteresis compensation
US10197519B2 (en) 2013-03-15 2019-02-05 H2Scan Corporation Gas sensing systems and methods
US9429680B2 (en) * 2014-08-07 2016-08-30 The Boeing Company Ice crystal icing engine event probability estimation apparatus, system, and method
JP6386589B2 (ja) * 2015-01-08 2018-09-05 日立オートモティブシステムズ株式会社 湿度測定装置
DE102017210064A1 (de) * 2017-06-14 2018-12-20 E + E Elektronik Ges.M.B.H. Verfahren zum Betrieb einer Sensoranordnung und hierzu geeignete Sensoranordnung
EP3454027B1 (fr) * 2017-09-07 2019-10-02 E+E Elektronik Ges.M.B.H. Capteur de mesure destiné à la détection d'humidité
TWM569412U (zh) * 2018-08-07 2018-11-01 捷騰光電股份有限公司 溫濕度感測模組之烘乾裝置
CN112034007B (zh) * 2020-09-01 2024-03-01 泰州市气象局 一种微波辐射计间接测量露点温度方法及系统

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US3287974A (en) * 1964-03-30 1966-11-29 Holley Carburetor Co Ice condition detection device
SE349866B (fr) * 1969-02-13 1972-10-09 D Schreiber
FI58402C (fi) * 1977-12-02 1981-01-12 Vaisala Oy Foerfarande foer nedsaettning av icke oenskvaerda egenskaper hos en elektrisk fuktighetsgivare
FI58403C (fi) * 1979-03-29 1981-01-12 Vaisala Oy Regleranordning i fuktighetsgivare
JPS5610244A (en) * 1979-07-04 1981-02-02 Matsushita Electric Ind Co Ltd Temperature sensor controlling device
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DE3148938A1 (de) * 1981-12-10 1983-06-23 Rettungsdienst Stiftung Björn Steiger e.V., 7057 Winnenden Glatteis-warneinrichtung an strassen
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DE3231534A1 (de) * 1982-08-25 1984-03-01 Endress Hauser Gmbh Co Taupunktmessgeraet
DE3409401A1 (de) * 1984-03-14 1985-09-19 Winfried Dr.-Ing. 7500 Karlsruhe Lück Wasserdampfdruckkompensierende feuchtemesseinrichtung
JPS6115551U (ja) * 1984-07-04 1986-01-29 三菱重工業株式会社 結露防止装置
JPH0517650Y2 (fr) * 1986-01-31 1993-05-12
GB2190203A (en) * 1986-05-08 1987-11-11 Protimeter Plc Apparatus for use in diagnosing condensation or the likelihood thereof
DE3633015A1 (de) * 1986-09-29 1988-04-07 Draegerwerk Ag Verfahren und anordnung zur messung des taupunktes
US4793182A (en) * 1987-06-02 1988-12-27 Djorup Robert Sonny Constant temperature hygrometer
US4793181A (en) * 1987-06-02 1988-12-27 Djorup Robert Sonny Constant temperature sorption hygrometer
DE3740719A1 (de) * 1987-12-01 1989-06-15 Endress Hauser Gmbh Co Verfahren und anordnung zur messung des wasserdampf-taupunkts in gasen
JP2717424B2 (ja) * 1988-10-29 1998-02-18 富士重工業株式会社 車両用ウィンドシールドの着霜防止装置
DE3919864A1 (de) * 1989-06-19 1990-12-20 Testoterm Mestechnik Gmbh & Co Kapazitiver feuchtesensor
DE3923595C1 (fr) * 1989-07-17 1990-12-20 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung Ev, 8000 Muenchen, De
JPH04203958A (ja) * 1990-11-29 1992-07-24 Sensor Tec:Kk ガス濃度測定方法及びその装置
JPH0599877A (ja) * 1991-06-25 1993-04-23 Yamatake Honeywell Co Ltd 感湿装置
US5365784A (en) * 1992-04-30 1994-11-22 The United States Of America As Represented By The Secretary Of The Air Force Humidity sensing apparatus and method
JP3295894B2 (ja) * 1992-06-19 2002-06-24 グローリー工業株式会社 湿度センサ
FI96640C (fi) * 1993-08-23 1996-07-25 Vaisala Oy Menetelmä suhteellisen kosteuden mittaamiseksi, etenkin radiosondeissa
FI95626C (fi) * 1993-09-29 1996-02-26 Vaisala Oy Menetelmä ja järjestely kosteuden mittauksessa, etenkin radiosondeissa

Also Published As

Publication number Publication date
JPH07294469A (ja) 1995-11-10
DE19513274A1 (de) 1995-11-23
GB2288465A (en) 1995-10-18
US5644080A (en) 1997-07-01
DE19513274C2 (de) 2002-01-17
FI945385A (fi) 1995-10-16
FI945385A0 (fi) 1994-11-16
FR2718848A1 (fr) 1995-10-20
JP2801156B2 (ja) 1998-09-21
FI99164C (fi) 1997-10-10
FI99164B (fi) 1997-06-30
GB2288465B (en) 1998-11-18
GB9506528D0 (en) 1995-05-17

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Legal Events

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Effective date: 20141231