CALDERA DE COMBUSTIBLE SOLIDO

摘要

The invention relates to a boiler comprising a solid fuel store, a dispensing unit and a combustion chamber, the combustion chamber comprising an inner wall having a truncated cone shape, supported by the upper face of a hollow grate that supports the solid fuel, and including openings in the lower face thereof through which a secondary air flow is introduced into the combustion chamber, characterised in that the inner wall of said chamber and the upper face of the grate form a conical volume of fuel with a reaction area that is variable according to the primary air flow introduced into the combustion chamber, and the secondary air flow supplied through the grate is regulated according to the quantity of oxygen in the exhaust gases.