FI110287B - Menetelmä ja laitteisto nesteen vesipitoisuuden mittausta varten - Google Patents

Menetelmä ja laitteisto nesteen vesipitoisuuden mittausta varten Download PDF

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Publication number
FI110287B
FI110287B FI991391A FI991391A FI110287B FI 110287 B FI110287 B FI 110287B FI 991391 A FI991391 A FI 991391A FI 991391 A FI991391 A FI 991391A FI 110287 B FI110287 B FI 110287B
Authority
FI
Finland
Prior art keywords
liquid
measuring
water content
measurement
dielectric constant
Prior art date
Application number
FI991391A
Other languages
English (en)
Finnish (fi)
Swedish (sv)
Other versions
FI991391A0 (fi
FI991391A (fi
Inventor
Lars Stormbom
Jukka Leppaenen
Mattti Lyyra
Original Assignee
Vaisala Oyj
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 Vaisala Oyj filed Critical Vaisala Oyj
Priority to FI991391A priority Critical patent/FI110287B/fi
Publication of FI991391A0 publication Critical patent/FI991391A0/fi
Priority to EP00938841A priority patent/EP1212607B1/en
Priority to DE60044877T priority patent/DE60044877D1/de
Priority to US10/009,730 priority patent/US6809528B1/en
Priority to PCT/FI2000/000542 priority patent/WO2000079256A1/en
Priority to JP2001505176A priority patent/JP4676119B2/ja
Publication of FI991391A publication Critical patent/FI991391A/fi
Application granted granted Critical
Publication of FI110287B publication Critical patent/FI110287B/fi

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
    • G01N27/22—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating capacitance
    • G01N27/223—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating capacitance for determining moisture content, e.g. humidity
    • G01N27/225—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating capacitance for determining moisture content, e.g. humidity by using hygroscopic materials
    • 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
    • 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
    • G01N27/22—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating capacitance
    • G01N27/223—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating capacitance for determining moisture content, e.g. humidity
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/26—Oils; Viscous liquids; Paints; Inks
    • G01N33/28—Oils, i.e. hydrocarbon liquids
    • G01N33/2835—Specific substances contained in the oils or fuels
    • G01N33/2847—Water in oils

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Engineering & Computer Science (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Food Science & Technology (AREA)
  • Medicinal Chemistry (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
FI991391A 1999-06-17 1999-06-17 Menetelmä ja laitteisto nesteen vesipitoisuuden mittausta varten FI110287B (fi)

Priority Applications (6)

Application Number Priority Date Filing Date Title
FI991391A FI110287B (fi) 1999-06-17 1999-06-17 Menetelmä ja laitteisto nesteen vesipitoisuuden mittausta varten
EP00938841A EP1212607B1 (en) 1999-06-17 2000-06-15 Method of measuring water content
DE60044877T DE60044877D1 (de) 1999-06-17 2000-06-15 Verfahren zur messung des wassergehaltes
US10/009,730 US6809528B1 (en) 1999-06-17 2000-06-15 Method and apparatus for measuring water content
PCT/FI2000/000542 WO2000079256A1 (en) 1999-06-17 2000-06-15 Method and apparatus for measuring water content
JP2001505176A JP4676119B2 (ja) 1999-06-17 2000-06-15 水分含有量を測定する方法

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI991391A FI110287B (fi) 1999-06-17 1999-06-17 Menetelmä ja laitteisto nesteen vesipitoisuuden mittausta varten
FI991391 1999-06-17

Publications (3)

Publication Number Publication Date
FI991391A0 FI991391A0 (fi) 1999-06-17
FI991391A FI991391A (fi) 2000-12-18
FI110287B true FI110287B (fi) 2002-12-31

Family

ID=8554904

Family Applications (1)

Application Number Title Priority Date Filing Date
FI991391A FI110287B (fi) 1999-06-17 1999-06-17 Menetelmä ja laitteisto nesteen vesipitoisuuden mittausta varten

Country Status (6)

Country Link
US (1) US6809528B1 (ro)
EP (1) EP1212607B1 (ro)
JP (1) JP4676119B2 (ro)
DE (1) DE60044877D1 (ro)
FI (1) FI110287B (ro)
WO (1) WO2000079256A1 (ro)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI114339B (fi) * 2001-05-16 2004-09-30 Vaisala Oyj Menetelmä ja laite nesteen vesipitoisuuden määrittämiseksi
JP4455286B2 (ja) * 2004-11-09 2010-04-21 株式会社日本自動車部品総合研究所 静電容量式湿度センサ
FI122007B (fi) * 2007-02-12 2011-07-15 Vaisala Oyj Menetelmä ja laite lämpötilariippuvuuksien mittaamiseksi ja menetelmän käyttö mittausvirheiden kompensoimiseen
US8024970B2 (en) * 2008-06-12 2011-09-27 Honeywell International Inc. Passive humidity sensors and methods for temperature adjusted humidity sensing
FI20136281L (fi) * 2013-11-06 2015-05-06 Vaisala Oyj Menetelmä ja laite nesteen kosteusparametrien jatkuvaa valvontaa varten
CN104209347B (zh) * 2014-09-09 2016-04-20 马鞍山马钢华阳设备诊断工程有限公司 一种轧机润滑油含水率和污染度在线监测装置及其监测方法
CN104209346B (zh) * 2014-09-09 2016-04-13 马鞍山马钢华阳设备诊断工程有限公司 一种无需温度补偿的轧机润滑油在线监测装置及其监测方法
CN105974098B (zh) * 2016-07-15 2018-04-06 西安石油大学 一种高含水油井井口含水率在线检测装置
WO2019137719A1 (de) * 2018-01-13 2019-07-18 Zip - Dres K. Zirk Und H. Pötzschke Gbr Verfahren zur detektion matrix-gebundenen wassers
EP3587203B1 (en) * 2018-06-29 2021-08-11 Volvo Car Corporation A method and a system for estimating the water content of brake fluid in a brake system
US11674838B2 (en) * 2019-04-04 2023-06-13 Poseidon Systems Llc Capacitive fringe field oil level sensor with integrated humidity and temperature sensing
WO2021247428A1 (en) * 2020-06-01 2021-12-09 The Lubrizol Corporation Surface isolation resistance compatibility test system and method

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4129501A (en) * 1977-09-07 1978-12-12 Haynes Edward M Method and apparatus for detecting water in oil
GB2149117A (en) * 1983-11-04 1985-06-05 Anderson Strathclyde Plc Detection of water in oil
JPS6172667U (ro) * 1984-10-18 1986-05-17
JPS62156551A (ja) * 1985-12-28 1987-07-11 Sharp Corp 温度／湿度センサ
JPH0814556B2 (ja) * 1987-03-31 1996-02-14 エヌオーケー株式会社 温度センサ内蔵型感湿素子
JPH0599877A (ja) * 1991-06-25 1993-04-23 Yamatake Honeywell Co Ltd 感湿装置
US5331287A (en) 1992-07-31 1994-07-19 Hughes Aircraft Company Device and method for sensing water and/or acid in the presence of water in non-aqueous media
FI96640C (fi) * 1993-08-23 1996-07-25 Vaisala Oy Menetelmä suhteellisen kosteuden mittaamiseksi, etenkin radiosondeissa
US5644239A (en) 1994-04-15 1997-07-01 American Systems Technology, Inc. Method and apparatus for sensing the condition of a fluid
US5656767A (en) 1996-03-08 1997-08-12 Computational Systems, Inc. Automatic determination of moisture content and lubricant type
US5642098A (en) 1996-04-18 1997-06-24 Oems Corporation Capacitive oil water emulsion sensor system
DE19647201C1 (de) * 1996-11-15 1998-02-12 Hydac Filtertechnik Gmbh Vorrichtung zur Messung des Wasseranteils in einem Fluid
DE19710358C2 (de) * 1997-03-13 2000-11-30 Bosch Gmbh Robert Mikrostrukturierter Sensor
CA2286167A1 (en) * 1997-04-14 1998-10-22 Pall Corporation Methods and systems for sensing water in liquids
US6182504B1 (en) * 1997-11-03 2001-02-06 Roxar, Inc. Emulsion composition monitor

Also Published As

Publication number Publication date
FI991391A0 (fi) 1999-06-17
US6809528B1 (en) 2004-10-26
DE60044877D1 (de) 2010-10-07
JP2003502663A (ja) 2003-01-21
EP1212607A1 (en) 2002-06-12
FI991391A (fi) 2000-12-18
EP1212607B1 (en) 2010-08-25
WO2000079256A1 (en) 2000-12-28
JP4676119B2 (ja) 2011-04-27

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