Study of Technology for Detecting Pre-Ignition Conditions of ... - NIST
Study of Technology for Detecting Pre-Ignition Conditions of ... - NIST
Study of Technology for Detecting Pre-Ignition Conditions of ... - NIST
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Table 4. Detection technology comparison.<br />
CPSC-IAG95-1145<br />
Device or Method Detection Simplicity Relative Other Problems<br />
Effectiveness cost or Features<br />
Ionization smoke Very high Medium Low Too sensitive,<br />
detector Radioactive<br />
Photoelectric High Medium Low<br />
smoke detector<br />
Condensation Very high Medium Medium<br />
nuclei detector<br />
Electrostatic Unknown Low Medium May not work on<br />
Smoke Detector non-combustion<br />
smoke<br />
Tin oxide coated High High Medium<br />
semiconductor<br />
Piezoelectric Very high Low Medium Too sensitive,<br />
microbalance mass becomes<br />
sensor overloaded<br />
Catalytic gas High High Low Confbsed by<br />
sensor<br />
mixtures,<br />
can be poisoned<br />
Electro-chemical High Low High Requires high<br />
sensors<br />
temperature,<br />
slow<br />
Infrared imaging Low Medium High Interference <strong>of</strong><br />
gas flame<br />
Thermocouple Medium High Low<br />
63