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Working visit of Minister Kamp to DNW-LLF

On 12 May 2014, Henk Kamp, Minister of Economic Affairs of the Netherlands, has paid a working visit to the German-Dutch Wind tunnels DNW-LLF. After being welcomed by DNW director Prof. Georg E...


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Validation of interference correction procedures

The DNW High Speed wind Tunnel HST is a closed-circuit, pressurized transonic facility used by industry to support the development of new aircraft and launch vehicles at close to actual flight ...


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DNW, the German-Dutch Wind Tunnels, was established by the German Aerospace Center DLR and the Dutch National Aerospace Laboratory NLR.
DNW is a non-profit foundation under Dutch law, with headquarters in the Noordoostpolder in the Netherlands. Its tunnels are situated in a number of locations in the Netherlands and Germany: Noordoostpolder, Amsterdam, Braunschweig, Göttingen and Cologne.
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DNW is one of Europe’s most advanced and specialized organizations for wind tunnel testing. DNW’s eleven wind tunnels include subsonic, transonic and supersonic facilities, and provide experimental aerodynamic simulation capabilities to the user community at large. This includes all aspects of airflow encountered in nature and engineering.
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Propulsion by an engine interferes with the performance and stability of an aircraft. As a result, propulsion can affect the aircraft’s safety as well as the economics of its fuel consumption. After all, differences of as little as 0.5% in fuel consumption can have substantial effects on the operational cost of an aircraft. Precise measurements of the effects of propulsion are therefore of crucial importance.

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