Importance

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Abstract

A sludge treating apparatus includes a drying unit drying water purification sludge of a high moisture content, a burning unit burning the water purification sludge dried in the drying unit, and a transfer unit transferring the water purification sludge from the drying unit into the burning unit, wherein the drying unit includes a hollow drying tank in which the water purification sludge is charged, and which dries the water purification sludge by dry air, an air supply member heating the dry air such that an amount of saturated vapor of the dry air increases, to supply the heated dry air into the drying tank, and a control unit measuring temperature, humidity, and weight of the drying tank to control a temperature and a flow rate of the heated dry air that is supplied from the air supply member into the drying tank.

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First Claim