Patent ID: 9028247
Filing Date: 2015-05-12
Classification: F02C,F23M,F23R,Y10T

Abstract:
1. A combustion apparatus comprising a combustion device and a supply circuit configured to feed fuel to a plurality of locations of the combustion device, the supply circuit comprising: a plurality of manifolds that collect fuel to be distributed among at least some of the locations, ducts extending from the manifolds and feeding at least some of the locations, the ducts comprising first ducts and second ducts, the first ducts having valves, the second ducts not including valves having multiple working positions, the valves of the first ducts having a plurality of predefined working positions, each working position corresponding to a different fuel flow through the valve; a plurality of stages, wherein there is a respective one of the manifolds for each of the stages to be fed operatively connected to that stage via at least one of the ducts, and wherein the first ducts provided with valves feed the same stage.