The closed section wind tunnel (CSWT) is a closed section, closed circuit tunnel, designed, built and commissioned by the Aeromechanical Systems Group.

The Aeromechanical Systems Group is a research group based at the Defence Academy of the UK in Shrivenham, with diverse expertise in both aeronautical and power systems.

Summary of applications

Type: closed section, closed circuit.

Working dimensions: 1.1m x 1.4m.

Force balance: 4-component, overhead, electro-mechanical.

Max flow: 40m/s.

Turbulence intensity: 0.6% @ 10m/s.

Other features: second section 2m x 2.4m with turntable suitable for environmental aerodynamics.