Noise Control

DLR Köln – Exhaust system for the future of gas turbines

G+H Schallschutz develops and constructs a compact exhaust system for a test rig for the German Aerospace Centre in Cologne.

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At its Cologne facility, the German Aerospace Centre (DLR) operates several high-pressure combustion chamber test rigs for different appli-cations. The previous exhaust system of the high-pressure combustion chamber test rig 2 (HBK2), for research on low-emission gas tur-bines, no longer met the increasingly stringent requirements. …