[go: up one dir, main page]

Schweizer-Berberich et al., 2000 - Google Patents

Filters for tin dioxide CO gas sensors to pass the UL2034 standard

Schweizer-Berberich et al., 2000

Document ID
8537585343124082431
Author
Schweizer-Berberich M
Strathmann S
Göpel W
Sharma R
Peyre-Lavigne A
Publication year
Publication venue
Sensors and Actuators B: Chemical

External Links

Snippet

CO gas sensors have to fulfil the requirements of standards like the UL2034 or BS7860. Unfortunately, tin oxide gas sensors are also highly sensitive to volatile organic compounds (VOCs) like long chain hydrocarbons, alcohols or ethyl acetate. These standards require …
Continue reading at www.sciencedirect.com (other versions)

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, electro-chemical, or magnetic means
    • G01N27/02—Investigating or analysing materials by the use of electric, electro-chemical, or magnetic means by investigating the impedance of the material
    • G01N27/04—Investigating or analysing materials by the use of electric, electro-chemical, or magnetic means by investigating the impedance of the material by investigating resistance
    • G01N27/12—Investigating or analysing materials by the use of electric, electro-chemical, or magnetic means by investigating the impedance of the material 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
    • G01N27/123—Circuits particularly adapted therefor, e.g. linearising circuits for controlling the temperature
    • G01N27/124—Circuits particularly adapted therefor, e.g. linearising circuits for controlling the temperature varying the temperature, e.g. in a cyclic manner
    • 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 the preceding groups
    • 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
    • G01N33/0036—Specially adapted to detect a particular component
    • G01N33/0047—Specially adapted to detect a particular component for organic compounds
    • 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 the preceding groups
    • 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
    • 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 the preceding groups
    • G01N33/0004—Gaseous mixtures, e.g. polluted air
    • G01N33/0006—Calibrating gas analysers
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
    • G01N30/02—Column chromatography
    • G01N2030/022—Column chromatography characterised by the kind of separation mechanism
    • G01N2030/025—Gas chromatography
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
    • G01N30/02—Column chromatography
    • G01N30/88—Integrated analysis systems specially adapted therefor, not covered by a single one of the groups G01N30/04 - G01N30/86
    • 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, electro-chemical, or magnetic means
    • G01N27/26—Investigating or analysing materials by the use of electric, electro-chemical, or magnetic means by investigating electrochemical variables; by using electrolysis or electrophoresis
    • 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
    • G01N25/20—Investigating or analyzing materials by the use of thermal means by investigating the development of heat, i.e. calorimetry, e.g. by measuring specific heat, by measuring thermal conductivity
    • 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 the preceding groups
    • G01N33/26—Investigating or analysing materials by specific methods not covered by the preceding groups oils; viscous liquids; paints; inks

Similar Documents

Publication Publication Date Title
Schweizer-Berberich et al. Filters for tin dioxide CO gas sensors to pass the UL2034 standard
Sears et al. Algorithms to improve the selectivity of thermally-cycled tin oxide gas sensors
Li et al. Relationships between sensitivity, catalytic activity, and surface areas of SnO2 gas sensors
US11846617B2 (en) Gas sensor with separate contaminant detection element
Elmi et al. Development of ultra-low-power consumption MOX sensors with ppb-level VOC detection capabilities for emerging applications
Capone et al. Analysis of CO and CH4 gas mixtures by using a micromachined sensor array
Salehi A highly sensitive self heated SnO2 carbon monoxide sensor
Schwebel et al. A selective, temperature compensated O2 sensor based on Ga2O3 thin films
Ngo et al. High performance of a gas identification system using sensor array and temperature modulation
Rella et al. Air quality monitoring by means of sol–gel integrated tin oxide thin films
Schweizer-Berberich et al. Strategies to avoid VOC cross-sensitivity of SnO2-based CO sensors
Prades et al. A model for the response towards oxidizing gases of photoactivated sensors based on individual SnO 2 nanowires
Schweizer-Berberich et al. Pulsed mode of operation and artificial neural network evaluation for improving the CO selectivity of SnO2 gas sensors
Ryzhikov et al. Al2O3 (M= Pt, Ru) catalytic membranes for selective semiconductor gas sensors
ZA200504717B (en) Analyzing system for the detection of reducing and oxidizing gases in a carrier gas with a methal-oxide-semiconductor sensor arrangement
Santos et al. A thin film SnO2 gas sensor selective to ultra-low NO2 concentrations in air
Lo et al. Sensing properties of resistive-type hydrogen sensors with a Pd–SiO2 thin-film mixture
EP2499482B1 (en) Device for the selective detection of benzene gas, method of obtaining it and detection of the gas therewith
Comini et al. CO and NO2 response of tin oxide silicon doped thin films
Kannan et al. NOx sensitivity of In2O3 thin film layers with and without promoter layers at high temperatures
Abbas et al. Multicomponent analysis of some environmentally important gases using semiconductor tin oxide sensors
Han et al. Study on sensing properties of tin oxide CO gas sensor with low power consumption
Parret et al. Improvement of micromachined SnO2 gas sensors selectivity by optimised dynamic temperature operating mode
AU2020293078B2 (en) Sensor for compositions which deposit upon a surface from a gaseous matrix
JP3628234B2 (en) Gas identification method, gas quantification method and gas identification or quantification device