Extending the baseline seven-day Orbiter mission to 30 days or longer and operating with a solar power module as the primary source for electrical power requires changes to the existing environmental control and life support (ECLS) system. The existing ECLS system imposes penalties on longer missions which limit the Orbiter capabilities and changes are required to enhance overall mission objectives. Some of these penalties are: large quantities of expendables, the need to dump or store large quantities of waste material, the need to schedule fuel cell operation, and a high landing weight penalty. This paper presents the study ground rules and examines the limitations of the present ECLS system against Extended Duration Orbiter mission requirements. Alternate methods of accomplishing ECLS functions for the Extended Duration Orbiter are discussed. The overall impact of integrating these options into the Orbiter are evaluated and significant Orbiter weight and volume savings with the recommended approaches are described.


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    Titel :

    Extended duration Orbiter life support definition


    Beteiligte:
    Kleiner, G. N. (Autor:in) / Thompson, C. D. (Autor:in)

    Kongress:

    American Society of Mechanical Engineers, Intersociety Conference on Environmental Systems ; 1978 ; San Diego, CA


    Erscheinungsdatum :

    01.07.1978


    Medientyp :

    Aufsatz (Konferenz)


    Format :

    Keine Angabe


    Sprache :

    Englisch




    Extended duration Orbiter life support definition

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    Extended duration orbiter life support system options

    Chapel, F.G. / Martin, D.A. / Gore, D.C. | Tema Archiv | 1978




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