Patent ID: 7934925
Filing Date: 2011-05-03
Classification: F23C,F23R

Abstract:
1. A catalyzer for burning part of a gaseous fuel/oxidant mixture flowing through the catalyzer, the catalyzer comprising: a plurality of catalytically active channels; a plurality of catalytically inactive channels; and at least two sectors arranged consecutively in a main flow direction, wherein the at least two sectors comprise a first sector defining an inlet sector comprising the inflow side of the catalyzer and at least a second sector, the inlet sector having a smaller flow resistance than the second sector or any following sectors; and wherein the catalyzer includes one or more from the group of: turbulators arranged in the channels of the second sector or any of the following sectors, a smaller flow cross-section in the second sector and any following sectors than in the channels of the inlet sector, and more channels constructed in the second sector or any following sectors than in the inlet sector.