1–10 von 15 Ergebnissen
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    Air Biofilter Design and Integration in ALS Systems: Effect of Inlet Gas Carbon and Nitrogen Properties

    Qiao, Feng / Hogan, John A. / Strom, Peter F. | SAE Technical Papers | 2003
    of biofilters are tightly coupled with waste stream characteristics. In particular, the inlet gas carbon to nitrogen ratio (C:N) will ...

    An On-line Technology Information System (OTIS) for Advanced Life Support

    Hogan, John A. / Levri, Julie A. / Rodriguez, Luis et al. | SAE Technical Papers | 2003
    information.The lack of thorough, reliable and easily understood technology information is a major obstacle in effective assessment of technology ...
    Schlagwörter: Research and development

    Architecture and Functionality of the Advanced Life Support On-Line Project Information System

    Whitaker, Dawn R. / Cavazzoni, Jim / Hogan, John A. et al. | SAE Technical Papers | 2004
    An ongoing effort is underway at NASA Ames Research Center (ARC) to develop an On-line Project Information System (OPIS) for the Advanced ...
    Schlagwörter: Research and development

    Considerations in Selection of Solid Waste Management Approaches in Long-Duration Space Missions

    Hogan, John A. / Fisher, John W. / Levri, Julie A. et al. | SAE Technical Papers | 2002
    collection, storage and return to Earth. NASA's long-term objectives, however, will likely include human-rated missions that are longer in both ...

    Development and Testing of a Breadboard Compactor for Advanced Waste Management Designs

    Litwiller, Eric J. / Pace, Gregory S. / Hogan, John A. et al. | SAE Technical Papers | 2007
    function to implement in the CEV, and potentially in other spacecraft as well.Research is currently being performed at NASA Ames Research Center to ...

    Development Approach of the Advanced Life Support On-Line Project Information System

    Kaehms, Bob / Brodbeck, Christina A. / Whitaker, Dawn R. et al. | SAE Technical Papers | 2005
    The Advanced Life Support (ALS) Project has accelerated an effort to develop an On-line Project Information System (OPIS) for research and ...

    Evaluation of the Microwave Enhanced Freeze Drying Technology for Processing Solid Wastes

    Hogan, John A. / Fisher, John W. / Wignarajah, Kanapathipillai et al. | SAE Technical Papers | 2008
    A Microwave Enhanced Freeze Drying Solid Waste (MEFDSW) processor was delivered to NASA-Ames Research Center by Umpqua Company having been ...

    Gaseous Ammonia Removal in Biofilters: Effect of Biofilter Media on Products of Nitrification

    Joshi, Jitendra A. / Hogan, John A. / Finstein, Melvin S. et al. | SAE Technical Papers | 1998
    The use of biofilters for the control of air contaminants in Advanced Life Support (ALS) systems is currently being investigated by the ...

    Influence of Planetary Protection Guidelines on Waste Management Operations

    Hogan, John A. / Fisher, John W. / Levri, Julie A. et al. | SAE Technical Papers | 2005
    Newly outlined missions in the Vision for U.S. Space Exploration include extended human habitation on Mars. During these missions, large ...
    Schlagwörter: Research and development

    Investigations into Water Recovery from Solid Wastes using a Microwave Solid Waste Stabilization and Water Recovery System

    Hogan, John A. / Fisher, John W. / Wignarajah, Kanapathipillai et al. | SAE Technical Papers | 2009
    A microwave powered solid waste stabilization and water recovery prototype was delivered to Ames Research Center through an SBIR Phase II ...