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FI854815L - MAETSOND FOER ANALYSIS AV VAETSKOR. - Google Patents

MAETSOND FOER ANALYSIS AV VAETSKOR. Download PDF

Info

Publication number
FI854815L
FI854815L FI854815A FI854815A FI854815L FI 854815 L FI854815 L FI 854815L FI 854815 A FI854815 A FI 854815A FI 854815 A FI854815 A FI 854815A FI 854815 L FI854815 L FI 854815L
Authority
FI
Finland
Prior art keywords
maetsond
vaetskor
foer
analysis
maetsond foer
Prior art date
Application number
FI854815A
Other languages
Finnish (fi)
Other versions
FI854815A0 (en
FI854815A7 (en
Inventor
Guenter Hellwig
Herbert Bauseer
Horst Chmiel
Original Assignee
Fraunhofer Ges Forschung
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 Fraunhofer Ges Forschung filed Critical Fraunhofer Ges Forschung
Publication of FI854815L publication Critical patent/FI854815L/en
Publication of FI854815A0 publication Critical patent/FI854815A0/en
Publication of FI854815A7 publication Critical patent/FI854815A7/en

Links

Classifications

    • 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
    • G01N33/2888—Lubricating oil characteristics, e.g. deterioration
    • 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
    • G01N27/227—Sensors changing capacitance upon adsorption or absorption of fluid components, e.g. electrolyte-insulator-semiconductor sensors, MOS capacitors

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Immunology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Pathology (AREA)
  • Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • General Chemical & Material Sciences (AREA)
  • Electrochemistry (AREA)
  • Power Engineering (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Food Science & Technology (AREA)
  • Medicinal Chemistry (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Sampling And Sample Adjustment (AREA)
  • Carbon And Carbon Compounds (AREA)
  • Measurement Of Radiation (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
  • Eye Examination Apparatus (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
  • Memory System Of A Hierarchy Structure (AREA)
  • Inspection Of Paper Currency And Valuable Securities (AREA)
  • Ignition Installations For Internal Combustion Engines (AREA)
  • Protection Of Generators And Motors (AREA)
FI854815A 1984-04-06 1985-04-09 Measuring probe for analyzing liquids. FI854815A7 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19843413135 DE3413135A1 (en) 1984-04-06 1984-04-06 MEASURING PROBE FOR DETECTING QUALITATIVE CHANGES OF LIQUIDS
PCT/DE1985/000107 WO1985004718A1 (en) 1984-04-06 1985-04-09 Measuring probe for the analysis of liquids

Publications (3)

Publication Number Publication Date
FI854815L true FI854815L (en) 1985-12-04
FI854815A0 FI854815A0 (en) 1985-12-04
FI854815A7 FI854815A7 (en) 1985-12-04

Family

ID=6232936

Family Applications (1)

Application Number Title Priority Date Filing Date
FI854815A FI854815A7 (en) 1984-04-06 1985-04-09 Measuring probe for analyzing liquids.

Country Status (9)

Country Link
EP (1) EP0182795B1 (en)
JP (1) JPH0752167B2 (en)
AT (1) ATE78924T1 (en)
AU (1) AU4157185A (en)
DE (2) DE3413135A1 (en)
DK (1) DK167037B1 (en)
FI (1) FI854815A7 (en)
NO (1) NO179386C (en)
WO (1) WO1985004718A1 (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3643389A1 (en) * 1986-12-19 1988-07-07 Duerrwaechter E Dr Doduco METHOD FOR GENERATING AN ELECTRIC SINUS SIGNAL WITH VARIABLE FREQUENCY
DE3812687A1 (en) * 1988-04-16 1989-10-26 Duerrwaechter E Dr Doduco CAPACITIVE SENSOR FOR DETERMINING THE LEVEL OF A LIQUID IN A CONTAINER
DE3840961A1 (en) * 1988-12-05 1990-06-07 Hellige Gmbh Ion-sensitive electrode and method for compensating for the temperature dependence in such electrodes
DE3904142C2 (en) * 1989-02-11 1994-06-16 Hans Dipl Ing Gluesing Method and device for on-line control of engine oils
DE4004192A1 (en) * 1989-12-04 1991-08-22 Hauber Elektronik Gmbh Water content measuring appts. for baking fluid - measures variation in dielectric constant of fluid with compensation of temp. variations
US5488311A (en) * 1990-05-30 1996-01-30 Japan Electronic Control Systems Co., Ltd. Apparatus and method for measuring alcohol concentration of liquid blended with alcohol applicable to an automotive vehicle mounted internal combustion engine
JP2519116B2 (en) * 1990-05-30 1996-07-31 株式会社ユニシアジェックス Capacitance type alcohol concentration measuring device
DE4115664A1 (en) * 1991-05-14 1992-11-19 Werner Maier Acid detector in refrigerating compressor oil - comprises electrodes fixed in housing in place of oil drain plug
JP2003516539A (en) 1999-12-08 2003-05-13 ゼンジリオン アクチエンゲゼルシャフト Capacitive sensor
DE10025690A1 (en) * 2000-05-24 2001-11-29 Zahnradfabrik Friedrichshafen Oil condition sensing device
TWI475220B (en) * 2012-10-31 2015-03-01 Univ Nat Taiwan Simple oil quality detector and method for detecting oil quality
DE102014210122B4 (en) * 2014-05-27 2025-04-30 Robert Bosch Gmbh Device for determining a value of a property of a fluid to be measured, method for operating a device for determining a value of a property of a fluid to be measured
JP7132886B2 (en) * 2019-05-28 2022-09-07 株式会社豊田中央研究所 Corrosion Penetration Hydrogen Measuring Device and Corrosion Penetration Hydrogen Evaluation Method

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3453143A (en) * 1965-10-13 1969-07-01 Singer General Precision Method of making a moisture sensitive capacitor
DE2938434C2 (en) * 1979-09-22 1981-07-09 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V., 8000 München Capacitive humidity sensor and method of making the sensor
FR2498329A1 (en) * 1981-01-19 1982-07-23 Commissariat Energie Atomique THIN DIELECTRIC CAPACITIVE HYGROMETER AND METHOD OF MANUFACTURING THE SAME
DE3151630C2 (en) * 1981-12-28 1986-07-03 Endress U. Hauser Gmbh U. Co, 7867 Maulburg Humidity sensor and process for its manufacture
US4571543A (en) * 1983-03-28 1986-02-18 Southwest Medical Products, Inc. Specific material detection and measuring device

Also Published As

Publication number Publication date
JPS61502836A (en) 1986-12-04
NO854902L (en) 1985-12-05
JPH0752167B2 (en) 1995-06-05
DE3413135A1 (en) 1985-10-17
DE3586417D1 (en) 1992-09-03
FI854815A0 (en) 1985-12-04
WO1985004718A1 (en) 1985-10-24
DK567585D0 (en) 1985-12-06
DK567585A (en) 1985-12-06
DK167037B1 (en) 1993-08-16
NO179386C (en) 1996-09-25
FI854815A7 (en) 1985-12-04
EP0182795B1 (en) 1992-07-29
NO179386B (en) 1996-06-17
EP0182795A1 (en) 1986-06-04
AU4157185A (en) 1985-11-01
ATE78924T1 (en) 1992-08-15

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Owner name: FRAUNHOFER GESELLSCHAFT ZUR FOERDERUNG DER ANGEWAN