Importance

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Abstract

A combustor includes a combustion chamber having a grate provided therein and a combustion space formed above the grate; a fuel supply part downwardly connected to a center part of the grate so as to supply fuel to an upper part of the grate; an air supply part connected to a side part of the combustion chamber so as to be slanted on a horizontal plane, thereby supplying combustion air; a guide member disposed to protrude toward the inside of the combustion space from an inlet through which the combustion air flows into the combustion space, and opened downwardly so as to guide the combustion air; and protruding guide lines having a screw line shape and extending to be slanted downwardly on at least one of the respective surfaces, which face each other, of the guide member and the inner wall of the combustion chamber.

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First Claim