HYDROGEN DESORBING DEVICE AND DEVICE UTILIZING IT
PROBLEM TO BE SOLVED: To provide a hydrogen desorbing device which is constituted to control the heating of a palladium cell by means of a simple rational circuit configuration. SOLUTION: This hydrogen desorbing device 200 desorbs the hydrogen in a hydrogen- containing gas 110 contained in the palla...
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Format: | Patent |
Sprache: | eng |
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Zusammenfassung: | PROBLEM TO BE SOLVED: To provide a hydrogen desorbing device which is constituted to control the heating of a palladium cell by means of a simple rational circuit configuration. SOLUTION: This hydrogen desorbing device 200 desorbs the hydrogen in a hydrogen- containing gas 110 contained in the palladium cell 201 by heating the cell 201 to 300-380 deg.C by means of an electric heater 240. The device 200 obtains a comparative input voltage Vi2 by amplifying the temperature detecting signal 310b which is outputted from a thermocouple Th2 upon detecting the temperature of the cell 201 by means of a pre-amplifier section 320A and a differential amplifier section 20B. Then the device 200 obtains a comparison detecting output 330b by giving the voltage Vi2 to a comparison detecting section 330A which makes comparison detection such as 'hysteresis operation', etc., with respect to a reference voltage Vr2. The device 200 turns on/off the AC power 250 supplied to the electric heater 240 by operating the relay circuit 342 of a driving section 340A with the comparison detecting output 330b. Since the device 200 controls the AC power 250 through the comparison detection by means of the 'hysteresis operation', the circuit configuration of the device 200 becomes simple. A device utilizing this hydrogen discharging device 200 includes an absorption refrigerating unit. |
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