KR900005478B1 - 습기 측정장치 및 그 방법 - Google Patents

습기 측정장치 및 그 방법 Download PDF

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Publication number
KR900005478B1
KR900005478B1 KR1019830004060A KR830004060A KR900005478B1 KR 900005478 B1 KR900005478 B1 KR 900005478B1 KR 1019830004060 A KR1019830004060 A KR 1019830004060A KR 830004060 A KR830004060 A KR 830004060A KR 900005478 B1 KR900005478 B1 KR 900005478B1
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KR
South Korea
Prior art keywords
moisture
crystal
atmosphere
capacitor
wall
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
Application number
KR1019830004060A
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English (en)
Korean (ko)
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KR840006070A (ko
Inventor
해리스 플로라 죤
이. 헨더슨 제임스
Original Assignee
더 배드콕 앤드 윌콕스 캄파니
로버트 제이. 에드워즈
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Publication date
Application filed by 더 배드콕 앤드 윌콕스 캄파니, 로버트 제이. 에드워즈 filed Critical 더 배드콕 앤드 윌콕스 캄파니
Publication of KR840006070A publication Critical patent/KR840006070A/ko
Application granted granted Critical
Publication of KR900005478B1 publication Critical patent/KR900005478B1/ko
Expired legal-status Critical Current

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    • 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
    • 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
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K5/00—Measuring temperature based on the expansion or contraction of a material
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/02—Indexing codes associated with the analysed material
    • G01N2291/028—Material parameters
    • G01N2291/02845—Humidity, wetness
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/02—Indexing codes associated with the analysed material
    • G01N2291/028—Material parameters
    • G01N2291/02863—Electric or magnetic parameters
    • 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
    • G01N33/0004—Gaseous mixtures, e.g. polluted air
    • G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
    • G01N33/0062—General constructional details of gas analysers, e.g. portable test equipment concerning the measuring method or the display, e.g. intermittent measurement or digital display

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  • Chemical & Material Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Electrochemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
KR1019830004060A 1982-08-31 1983-08-30 습기 측정장치 및 그 방법 Expired KR900005478B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US413286 1982-08-31
US06/413,286 US4491784A (en) 1982-08-31 1982-08-31 Piezoelectric moisture measuring device
US413,286 1982-08-31

Publications (2)

Publication Number Publication Date
KR840006070A KR840006070A (ko) 1984-11-21
KR900005478B1 true KR900005478B1 (ko) 1990-07-30

Family

ID=23636649

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019830004060A Expired KR900005478B1 (ko) 1982-08-31 1983-08-30 습기 측정장치 및 그 방법

Country Status (12)

Country Link
US (1) US4491784A (https=)
EP (1) EP0106470B1 (https=)
JP (1) JPS5965247A (https=)
KR (1) KR900005478B1 (https=)
AR (1) AR241330A1 (https=)
AT (1) ATE34846T1 (https=)
BR (1) BR8304589A (https=)
CA (1) CA1198908A (https=)
DE (1) DE3376878D1 (https=)
IN (1) IN162581B (https=)
MX (1) MX154786A (https=)
PH (1) PH20323A (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20140104466A (ko) * 2012-01-19 2014-08-28 날코 컴퍼니 파울링 감소 기기 및 방법

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63226506A (ja) * 1987-03-16 1988-09-21 Matsushita Electric Ind Co Ltd 触媒燃焼装置
EP1173790A2 (en) 1999-03-01 2002-01-23 Boston Innovative Optics, Inc. System and method for increasing the depth of focus of the human eye
KR100815294B1 (ko) 2006-06-28 2008-03-19 한국폴리텍Iv대학 산학협력단 회복전압법과 유전특성을 이용한 수분량 검출 장치 및 방법
US20110133755A1 (en) * 2009-12-08 2011-06-09 Delphi Technologies, Inc. System and Method of Occupant Detection with a Resonant Frequency
GB2496136A (en) * 2011-11-01 2013-05-08 Isis Innovation Passive capacitive moisture detector
WO2013082545A1 (en) 2011-12-02 2013-06-06 Acufocus, Inc. Ocular mask having selective spectral transmission
US9204962B2 (en) 2013-03-13 2015-12-08 Acufocus, Inc. In situ adjustable optical mask
US9427922B2 (en) 2013-03-14 2016-08-30 Acufocus, Inc. Process for manufacturing an intraocular lens with an embedded mask
WO2015022891A1 (ja) * 2013-08-13 2015-02-19 株式会社村田製作所 温湿度センサ

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2536111A (en) * 1945-07-04 1951-01-02 Karl S Van Dyke Dew point hygrometer
US3256482A (en) * 1962-02-23 1966-06-14 Nat Tank Co Basic sediment and water monitor utilizing a plurality of selectable compensating capacitors in a resonant detecting circuit
GB1340703A (en) * 1970-04-22 1973-12-12 Atomic Energy Authority Uk Transducers for measuring apparatus
JPS5255580A (en) * 1975-10-30 1977-05-07 Matsushita Electric Ind Co Ltd Humidity sensor
US4312228A (en) * 1979-07-30 1982-01-26 Henry Wohltjen Methods of detection with surface acoustic wave and apparati therefor
JPS56119474A (en) * 1980-02-25 1981-09-19 Nippon Denso Co Device for responding to refrigerang amount for refrigerant circulating apparatus

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20140104466A (ko) * 2012-01-19 2014-08-28 날코 컴퍼니 파울링 감소 기기 및 방법

Also Published As

Publication number Publication date
IN162581B (https=) 1988-06-11
JPS5965247A (ja) 1984-04-13
US4491784A (en) 1985-01-01
KR840006070A (ko) 1984-11-21
EP0106470A2 (en) 1984-04-25
AR241330A1 (es) 1992-05-29
MX154786A (es) 1987-12-11
PH20323A (en) 1986-11-25
ATE34846T1 (de) 1988-06-15
EP0106470A3 (en) 1985-05-02
JPH0257865B2 (https=) 1990-12-06
CA1198908A (en) 1986-01-07
DE3376878D1 (en) 1988-07-07
BR8304589A (pt) 1984-04-03
EP0106470B1 (en) 1988-06-01

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