SE8105260L - Gasdetektor - Google Patents

Gasdetektor

Info

Publication number
SE8105260L
SE8105260L SE8105260A SE8105260A SE8105260L SE 8105260 L SE8105260 L SE 8105260L SE 8105260 A SE8105260 A SE 8105260A SE 8105260 A SE8105260 A SE 8105260A SE 8105260 L SE8105260 L SE 8105260L
Authority
SE
Sweden
Prior art keywords
gas detector
detector
gas
Prior art date
Application number
SE8105260A
Other languages
Unknown language ( )
English (en)
Swedish (sv)
Inventor
S Kusanagi
S Akiyama
T Nobutani
H Kawamura
Original Assignee
Matsushita Electric Works Ltd
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 JP12776480A external-priority patent/JPS5752850A/ja
Priority claimed from JP14976080A external-priority patent/JPS5773662A/ja
Priority claimed from JP14975980A external-priority patent/JPS5773661A/ja
Priority claimed from JP16489180A external-priority patent/JPS5788356A/ja
Application filed by Matsushita Electric Works Ltd filed Critical Matsushita Electric Works Ltd
Publication of SE8105260L publication Critical patent/SE8105260L/

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
    • G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
    • G01N27/12—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of a solid body in dependence upon absorption of a fluid; of a solid body in dependence upon reaction with a fluid, for detecting components in the fluid
    • G01N27/122—Circuits particularly adapted therefor, e.g. linearising circuits
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00—Investigating fluid-tightness of structures
    • G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
    • G01M3/16—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using electric detection means
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00—Investigating fluid-tightness of structures
    • G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
    • G01M3/20—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using special tracer materials, e.g. dye, fluorescent material, radioactive material
    • 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
    • G01N33/0027—General constructional details of gas analysers, e.g. portable test equipment concerning the detector
    • G01N33/0031—General constructional details of gas analysers, e.g. portable test equipment concerning the detector comprising two or more sensors, e.g. a sensor array

Landscapes

  • Chemical & Material Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Pathology (AREA)
  • Immunology (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Combustion & Propulsion (AREA)
  • Medicinal Chemistry (AREA)
  • Food Science & Technology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Investigating Or Analyzing Materials By The Use Of Fluid Adsorption Or Reactions (AREA)
SE8105260A 1980-09-13 1981-09-04 Gasdetektor SE8105260L (sv)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP12776480A JPS5752850A (en) 1980-09-13 1980-09-13 Gas leakage warning device
JP14976080A JPS5773662A (en) 1980-10-25 1980-10-25 Sensing element for combustible gas
JP14975980A JPS5773661A (en) 1980-10-25 1980-10-25 Sensing element for combustible gas
JP16489180A JPS5788356A (en) 1980-11-21 1980-11-21 Alarm device for gas leakage

Publications (1)

Publication Number Publication Date
SE8105260L true SE8105260L (sv) 1982-03-14

Family

ID=27471330

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8105260A SE8105260L (sv) 1980-09-13 1981-09-04 Gasdetektor

Country Status (4)

Country Link
DE (1) DE3136034A1 (enrdf_load_stackoverflow)
GB (1) GB2086583B (enrdf_load_stackoverflow)
NL (1) NL8104198A (enrdf_load_stackoverflow)
SE (1) SE8105260L (enrdf_load_stackoverflow)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0102067B1 (en) * 1982-08-27 1988-08-17 Kabushiki Kaisha Toshiba Co gas detecting device and circuit for driving the same
JPS6170449A (ja) * 1984-09-13 1986-04-11 Toshiba Corp ガス検知素子
DE3435874A1 (de) * 1984-09-29 1986-04-03 Horst Dipl.-Ing. 2000 Hamburg Krauleidies Verfahren und anordnung zur ueberwachung der fremdgaskonzentration in einem gasfoermigen traegermedium
DE3739406A1 (de) * 1987-11-20 1989-06-01 Siemens Ag Verfahren zum betrieb einer sensoranordnung zur erkennung von gasen
DE4334954A1 (de) * 1993-10-14 1995-06-29 Theo Bender Leckgasüberwachungssystem für Erdgas
DE19536719C2 (de) * 1995-09-30 1997-09-11 Dresden Ev Inst Festkoerper Wasserstoffsensitives Bauelement
US5908600A (en) * 1996-07-23 1999-06-01 Apl Group International, Llc Monitor for detecting hydrocarbons and other gases in an open area
RU2124719C1 (ru) * 1997-11-12 1999-01-10 Вологодский Политехнический Институт Устройство для измерения концентрации аммиака
DE19938280C1 (de) * 1999-08-12 2001-03-15 Draeger Sicherheitstech Gmbh Verfahren zur Verbesserung der Betriebssicherheit von optischen Gassensoren
CN107543845B (zh) * 2016-06-23 2020-05-26 华邦电子股份有限公司 气体感测器

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3479257A (en) * 1966-11-25 1969-11-18 Gen Electric Methods and apparatus for measuring the content of hydrogen or reducing gases in an atmosphere
JPS5023317B1 (enrdf_load_stackoverflow) * 1969-12-19 1975-08-06
US3835529A (en) * 1970-09-23 1974-09-17 N Taguchi Gas detecting device and method of making same
US3732519A (en) * 1970-09-23 1973-05-08 N Taguchi Semiconductor gas detecting device
US4219806A (en) * 1978-09-15 1980-08-26 American District Telegraph Company Dual alarm gas detector

Also Published As

Publication number Publication date
GB2086583A (en) 1982-05-12
GB2086583B (en) 1985-06-12
NL8104198A (nl) 1982-04-01
DE3136034C2 (enrdf_load_stackoverflow) 1988-05-05
DE3136034A1 (de) 1982-09-09

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