The present invention provides a cooling tower capable of removing fine droplets and dust. The cooling tower according to an aspect of the present invention includes a housing having an inlet through which gas is introduced and an outlet through which gas is discharged, a heat exchange unit disposed adjacent to the inlet, and a water spray unit disposed above the heat exchange unit and spraying cooling water to the heat exchange unit. , A dust collecting module including a plurality of discharge electrodes to which voltage is applied and a dust collecting electrode that is disposed between the discharge electrodes and grounded, and a washing water supply unit for injecting washing water to the dust collecting module.
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