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    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

    Incineration of Inedible Biomass in a Regenerative Life Support System - Developmental Efforts at NASA Ames Research Center

    Fisher, John W. / Tleimat, Maher / Moran, Mark et al. | SAE Technical Papers | 2000
    incinerator developed for the EHTI testing was a joint initiative between Ames Research Center, University of Utah and Johnson Space Center. Though in ...
    Schlagwörter: Research and development

    Simulated Human Feces for Testing Human Waste Processing Technologies in Space Systems

    Litwiller, Eric / Hogan, John / Fisher, John W. et al. | SAE Technical Papers | 2006
    Handling and processing human feces in space habitats is a major concern and needs to be addressed for the Crew Exploration Vehicle (CEV ...
    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 ...

    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 ...

    Water Recovery from Wastes in Space Habitats-a Comparative Evaluation of SBIR Prototypes

    Pace, Gregory / Hogan, John A. / Fisher, John W. et al. | SAE Technical Papers | 2009
    urine and humidity condensate and processes it to potable water specifications. However, there is more recoverable water in solid wastes such as ...

    Waste Incineration for Resource Recovery in Bioregenerative Life Support Systems

    Burton, Bill / Lighty, JoAnn S. / Fisher, John W. et al. | SAE Technical Papers | 1998
    Over the last three years, the University of Utah (UofU), NASA Ames Research Center (ARC), and Reaction Engineering International (REI ...

    Biological Processes for Air Trace Contaminant Control in ALS

    Joshi, Jitendra A. / Finstein, Melvin S. / Strom, Peter F. et al. | SAE Technical Papers | 1997
    or in complex mixtures, is provided. A brief summary of our current research on the removal of ethylene and ammonia (model compounds) through ...

    Preliminary Study of Greenhouse Grown Swiss Chard in Mixtures of Compost and Mars Regolith Simulant

    Hogan, John A. / Logendra, Logan S. / Gilrain, Matthew R. et al. | SAE Technical Papers | 1999
    The growth of Swiss chard in compost, Mars regolith simulant, and mixtures thereof, was studied for application in Advanced Life Support ...

    Modeling Ammonia Removal in Biofilters: Physical and Chemical Calibration

    Vaccari, David A. / Russell, James F. / Joshi, Jitendra A. et al. | SAE Technical Papers | 1998
    The use of air treatment biofilters for the control of trace air contaminants in advanced life support (ALS) systems is currently being ...