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A wind tunnel that produces a high enthalpy airflow
Possible to conduct tests that simulates conditions that mimic re-entry into the atmosphere

  • PDF User manual
  • PDF Access map (Chofu)
    • Department

    Aviation Technology Directorate
    Specifications

    Type: Segmented arc-heated wind tunnel
    Total enthalpy: up to 30 MJ/kg
    Airflow duration： more than 20 minutes
    Uses a conical nozzle

    Mach number: approx. 4.8 (designed value)
    Test section: Free jet type
    Nozzle exit diameter: 11.5 cm

    1. Stagnation point test
    　Sample shape: Φ25 mm disk
    　Heat flux: Maximum of 2.3 MW/ m2 (flat-head Gardon calorimeter)

    2. Wedge model test
    Sample shape: 70 mm × 40 mm flat plate
    Heat flux: Maximum of 0.26 MW/m2 (Gardon calorimeter)

    Uses a channel nozzle

    		 Sample shape: 100 mm × 100 mm flat plate Heat flux: Maximum of 600 MW/m2 (Gardon calorimeter)
    Fees

    (Current as of April 1, 2024, operations currently suspended)

    *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.

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