To provide a clogging detection system of a filter member capable of detecting clogging of a filter member with a simple configuration, and a drying apparatus equipped with the detection system for the filter member.
A drying apparatus 1 includes: a drying blower 19; and a drying filter 34 for removing dust contained in air sucked by the drying blower 19, and determines that the drying filter 34 is clogged when a temperature measured by a drying side heating temperature sensor 10 for measuring a temperature of air flow generated by the drying blower 19 is changed with respect to the predetermined temperature or frequency (f) of AC supplied from an inverter circuit 37 of the drying blower 19 to the drying blower 19 is changed with respect to the predetermined frequency.
YOSHIDA HITOYOSHI
KAWASE YUKIO
| JPH04325199A | 1992-11-13 | |||
| JPS545265A | 1979-01-16 | |||
| JP2009082795A | 2009-04-23 |
Shinichi Uda