@RTRI
| Item | Specifications | |
|---|---|---|
| Tunnel | Gettingen Type Single Return Wind Tunnel | |
| Test Sections | Open Type | Closed type |
| Width & Height | 3.0mW x 2.5mH | 5.0mW x 3.0mH |
| Length | 8 m | 20 m |
| Maximum Wind Velocity | 400 km/h | 300 km/h |
| Contraction Ratio | 16:1 | 8:1 |
| Uniformity of Wind Velocity | Under±0.7% at 324km/h(90m/s) | Under±0.4% at 288km/h(80m/s) |
| Turbulence Intensity | Under 0.2% at 360km/h(100m/s) | Under 0.2% at 198km/h(55m/s) |
| Background Noise Level | 75db(A) at 300km/h(83.3m/s) | ------ |
| Overall Dimensions | Length：94m, Width：42m, Height：10m, Total Path Length：288m | |
| Fan | Diameter：5m, Blades：Moving Blades12, Stator Blades 17, Rotation：590rpm(maximum), Tracion Motor：7MW, Three Phase Inducion Motor |
|