6.5mx5.5m low speed wind tunnel

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Utilization including for the acquisition of aerodynamic characteristics when taking off or landing an aircraft or when in low speed flight


Department

Department Aviation Technology Directorate
Specifications

Type: Continuous circulation type

Test section measurements: Height: 6.5 m, width: 5.5 m, 1 m cut off the four corners to create an octagonal cross section

Wind speed: Maximum: 70 m/s, minimum: 1 m/s

Blower: Combined use of variable pitch angle method and rotating speed control method: 3,000 kW

Test cart:
　Strut cart (pyramid-type 6-component balance)
　Sting cart (internal balance)
　(4 degrees of freedom)

Ground effect testing device: Moving belt system: 50 m/s max
Year of completion

FY 1965
FY 1994 (renew electric motor drive system, repair contraction cone, and increase test carts)

Usage fee

342,519 yen/day (Current as of April 1, 2026)

*The usage fee above includes the general management fee.
*The usage fee above does not include technical fees, consumption tax and operational fees before and after testing. These fees will be charged separately.
*The usage fee is calculated each fiscal year. In addition, prices may be revised without notice midway through the fiscal year. Inquire using the form below for details.