JPS633254B2 - - Google Patents

Info

Publication number
JPS633254B2
JPS633254B2 JP58014908A JP1490883A JPS633254B2 JP S633254 B2 JPS633254 B2 JP S633254B2 JP 58014908 A JP58014908 A JP 58014908A JP 1490883 A JP1490883 A JP 1490883A JP S633254 B2 JPS633254 B2 JP S633254B2
Authority
JP
Japan
Prior art keywords
circuit
dew point
difference
crystal
output
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
JP58014908A
Other languages
English (en)
Japanese (ja)
Other versions
JPS59141038A (ja
Inventor
Tetsuo Konno
Hirofumi Yanagi
Hideo Tani
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.)
Seikosha KK
Original Assignee
Seikosha KK
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 Seikosha KK filed Critical Seikosha KK
Priority to JP1490883A priority Critical patent/JPS59141038A/ja
Publication of JPS59141038A publication Critical patent/JPS59141038A/ja
Publication of JPS633254B2 publication Critical patent/JPS633254B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/02—Analysing fluids
    • G01N29/036—Analysing fluids by measuring frequency or resonance of acoustic waves
    • 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
    • G01N2291/025—Change of phase or condition
    • G01N2291/0256—Adsorption, desorption, surface mass change, e.g. on biosensors

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material 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)
JP1490883A 1983-02-01 1983-02-01 露点検出装置 Granted JPS59141038A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1490883A JPS59141038A (ja) 1983-02-01 1983-02-01 露点検出装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1490883A JPS59141038A (ja) 1983-02-01 1983-02-01 露点検出装置

Publications (2)

Publication Number Publication Date
JPS59141038A JPS59141038A (ja) 1984-08-13
JPS633254B2 true JPS633254B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1988-01-22

Family

ID=11874076

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1490883A Granted JPS59141038A (ja) 1983-02-01 1983-02-01 露点検出装置

Country Status (1)

Country Link
JP (1) JPS59141038A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6126311A (en) * 1998-11-02 2000-10-03 Claud S. Gordon Company Dew point sensor using mems
CN102520015B (zh) * 2011-12-12 2013-07-31 北京航空航天大学 一种敏感电路式露点测量方法
CN107255653A (zh) * 2017-03-24 2017-10-17 北京航空航天大学 一种基于双通道的露点测量方法
CN107153081A (zh) * 2017-03-24 2017-09-12 北京航空航天大学 一种基于双通道的露点测量装置

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51119277A (en) * 1975-04-11 1976-10-19 Yokogawa Hokushin Electric Corp Dew indicator

Also Published As

Publication number Publication date
JPS59141038A (ja) 1984-08-13

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Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees