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Welcome to our Newsroom. Here you can find the latest news, articles, and blogs from NLR. We also showcase a range of videos and publications here. For more video content, please visit our YouTube channel, NLRmedia. The NLR Repository provides access to our public library of NLR reports.

3D metal print - noise-reduction liner
Sustainability and Environment

20 January 2023

R&D case: Aircraft Noise Reduction Technologies and Related Environmental Impact (ARTEM)

The challenge In recent years, improving energy efficiency (i.e. fuel consumption) and emission reduction have led to increased engine sizes and bypass ratios. These modifications create a crucial noise issue due to the emission of low-frequency noise and the size and effectiveness limitations of the current noise-absorbing structures (liners). The solution This project explored innovative […]

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