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    Stratospheric Balloon

    Exploration & Science

    HAPS

    Equipment for CNES stratospheric balloons (more than 20 successful flights)

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    HAPS
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    Stratospheric Balloon

    explorations-et-sciences

    - HAPS

    Image Stratospheric Balloon
    Image espace

    CNES’s Balloons activity consists of designing and operating aerostatic vehicles to carry scientific instruments.

    As part of the modernization of the flight chain, COMAT was asked to study, design, manufacture and then qualify equipment composing the flight chain of BSO balloons :

    • NSO Lay Bin (Operational Servitude Nacelle)
      • Lest tray structure
      • Ballast shedding valve
      • Force sensor (measurement of the mass of the light bin in real time)
    • Valve (load shedding valve)
    • Fittings (interface accessories of the various components of the flight chain)

    Key
    Features

    T° Range

    -110/+50°C

    Flush Section

    590 (or 1190) cm²

    Actuation Time

    < 12 s

    Pressure

    1 → 1050 hPa

    Safety

    Fail-safe

    Gas He or H

    OK

    Mass

    9,8 (or 12) kg

    Leak Rate

    Conforms to CNES spec

    Partenaires

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