CPC F24F 8/194 (2021.01) [F24F 8/20 (2021.01); F24F 2110/65 (2018.01)] | 20 Claims |
1. An air conditioner comprising:
a dust collection sheet to collect particles in air passing through thereof, the dust collection sheet including:
a first electrode; and
a second electrode separated from the first electrode and facing the first electrode;
a power supplier electrically connected to the first electrode and the second electrode;
a controller configured to:
control the power supplier to apply a direct current (DC) voltage to the first electrode to perform a dust collecting operation to collect the particles in the air;
perform at least one of:
a first sterilizing operation to heat the first electrode and the second electrode at a first temperature for a first period of time by controlling the power supplier to apply an Alternate Current (AC) voltage to the first electrode and the second electrode; and
a second sterilizing operation to heat the first electrode and the second electrode at a second temperature which is higher than the first temperature for a second period of time which is shorter than the first period of time by controlling the power supplier to apply the AC voltage to the first electrode and the second electrode.
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