Device for controlling thermoacoustic vibrations in a combustion system consisting of a burner connected via a burner outlet to a combustion chamber comprises a net-like structure covering at least part of the burner outlet

摘要

Device for controlling thermoacoustic vibrations in a combustion system consisting of a burner (1, 2) connected via a burner outlet (29) to a combustion chamber (22) comprises a net-like structure (30) covering at least part of the burner outlet. Preferred Features: The burner outlet is completely covered by the net-like structure. The net-like structure is made of ceramic, metal and/or a material similar to ceramic or metal, preferably a ceramic foam and/or metal foam. The net-like structure consists of a grid-like structure of ceramic and/or metal elements, preferably a welded metal grid.