Laundry treatment apparatus and method of controlling the same

A laundry treatment apparatus comprising:

• a cabinet that defines an external appearance of the laundry treatment apparatus;
• a tub provided in the cabinet and having a cylindrical shape;
• a drum that has the cylindrical shape, that is configured to rotate within the tub and to receive laundry therein, and that is made of a metallic material;
• an induction module provided at an outer surface of the tub and configured to generate a magnetic field to heat the drum within the tub via induction;
• and
• a module-mounting portion located on the outer surface of the tub and comprising a flat region that is arranged radially closer to a rotational axis of the drum than a remaining portion of the outer surface of the tub,
• wherein the induction module comprises a coil, the coil comprising two horizontal straight portions, two vertical straight portions, and four curved portions disposed at four positions at which the horizontal straight portion and the vertical straight portion are connected, and
• wherein one of the two horizontal straight portions or the two vertical straight portions is arranged inside the flat region.