What Is DNW (dnw.aero)? Background, Facilities, and Recent News

Updated

DNW — the German-Dutch Wind Tunnels — is a non-profit foundation under Dutch law, established by the German Aerospace Center (DLR) and the Netherlands Aerospace Centre (NLR), with headquarters in Marknesse, the Netherlands. It operates subsonic, transonic, and supersonic wind tunnels for experimental aerodynamic simulation, serving users across aerospace, automotive, and sports, among other industries. If you want to understand who runs it, where its facilities sit, or how active it is right now, the sections below cover each point.

What DNW does

DNW describes itself as one of Europe's most advanced and specialized organizations for wind tunnel testing. Its stated capability areas include:

  • Simulation — experimental aerodynamic simulation for the user community at large
  • Noise — aeroacoustic testing
  • Propulsion Integration — testing how propulsion systems interact with airframes
  • In-ground Effect — testing configurations affected by proximity to the ground

The organization is a non-profit foundation, not a commercial vendor in the usual sense, and it was founded jointly by DLR and NLR.

Facilities and locations

DNW's wind tunnels are spread across four sites in two countries:

Location Country Tunnels
Amsterdam Netherlands HST, SST
Braunschweig Germany NWB
Göttingen Germany TWG
Marknesse Netherlands LLF, LST

The site's own description refers to "six wind tunnels" covering subsonic, transonic, and supersonic regimes, while the organization's broader self-description mentions eleven tunnels. If the exact count matters for your purpose, treat the location table above as the concrete, verifiable list and confirm the current inventory directly with DNW.

Recent news and milestones

50 years of innovation. DNW marked its 50th anniversary on 18 June 2026, celebrating five decades of research and technological advancement across aerospace, automotive, and sports.

Open Day, 20 June 2026. DNW held an Open Day and welcomed more than 1,500 visitors.

Helicopter rotor test (reported 6 February 2026). DNW hosted an experimental campaign on an innovative helicopter rotor system featuring active blade twisting in the DNW-LLF (Marknesse). The test gained international attention.

These three items are the most recent entries on the site's news feed, which is a reasonable proxy for how active the organization currently is.

Getting in touch and finding more

The site provides direct paths for follow-up:

  • Contact — a dedicated contact page for inquiries
  • Facilities on map — a map view of DNW's locations
  • Media Center — for press and media resources
  • News — the full news archive
  • Careers — current openings

If your goal is to commission or discuss a test campaign, start with the Contact page and the Services section rather than the news feed; the news items above are useful for judging activity and reputation, not for scoping a project.