Gas turbine combustion chamber with a holder of a seal for an extension

摘要

The gas turbine combustion chamber includes a combustion head made of metallic material and comprising a burner, and a combustion chamber main portion (107) which is made of ceramic material. The spark plug chamber extension (109), acoustic damper, sensor or valve is arranged in a recess of the combustion chamber main portion and is sealed with a seal (110). A metallic bracket (111) made of a component which is different from that of the combustion chamber main portion, is arranged in the combustion chamber main portion.