Thermocouple abnormality detection system and detection method thereof
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United States of America Patent
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Feb 16, 2016
Grant Date -
Jan 31, 2013
app pub date -
Jul 6, 2012
filing date -
Jul 25, 2011
priority date (Note) -
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Abstract
According to one embodiment, a thermocouple abnormality detection system including: a plurality of thermocouples each including a plurality of thermocouple wires housed in a sheath; a transmission signal conversion unit configured to convert a thermo-electromotive force generated by each of the plurality of the thermocouple wires to a transmission signal and to output the transmission signal; a transmission unit configured to transmit the transmission signal outputted from the transmission signal conversion unit; and an abnormality detection circuit configured to detect an abnormality of each of the plurality of the thermocouples by comparing, with each other, the transmission signals obtained from the plurality of thermocouple wires provided in each of the thermocouples.
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