Now showing items 1-20 of 1207

    • Next Generation Life Support Project Status 

      Barta, Daniel J.; Chullen, Cinda; Vega, Leticia; Cox, Marlon R.; Aitchison, Lindsay T.; Lange, Kevin E.; Pensinger, Stuart J.; Meyer, Caitlin E.; Flynn, Michael; Richardson, Tra-My Justine; Jackson, W. Andrew; Abney, Morgan B.; Birmele, Michele N.; Lunn, Griffin M.; Wheeler, Raymond M. (44th International Conference on Environmental Systems, 2014-07-13)
      Next Generation Life Support (NGLS) is one of more than 20 technology development projects sponsored by NASA’s Game Changing Development Program. The NGLS Project develops selected life support technologies needed for ...
    • Advanced Planetary Protection Technologies for the Proposed Future Mission Set 

      Spry, J. Andy; Conley, Catharine A.; Race, Margaret S. (44th International Conference on Environmental Systems, 2014-07-13)
      The discipline of protecting solar system objects from harmful contamination resulting from the activities of interplanetary spacecraft, and of similarly protecting the Earth from uncontrolled release of a putative ...
    • Modified Ionic Liquid-Based High-Performance Lubricants for Robotic Operations 

      Hess, David M.; Selman, Corey; Winter, Raymond; Goswami, Kisholoy (44th International Conference on Environmental Systems, 2014-07-13)
      InnoSense LLC (ISL) has developed modified ionic liquid-based low temperature lubricants for use in NASA robotic systems. Ionic liquids are known to exhibit a much lower coefficient of friction in comparison to traditional ...
    • Water-Based Phase Change Material Heat Exchanger Development 

      Hansen, Scott W.; Sheth, Rubik B.; Atwell, Matt; Cheek, Ann; Agarwal, Muskan; Hong, Steve; Patel, Aashini; Nguyen, Lisa; Posada, Luciano (44th International Conference on Environmental Systems, 2014-07-13)
      In a cyclical heat load environment such as low Lunar orbit, a spacecraft’s radiators are not sized to reject the full heat load requirement. Traditionally, a supplemental heat rejection device (SHReD) such as an evaporator ...
    • Poly-Culture Food Production and Air Revitalization Mass and Energy Balances Measured in a Semi-Closed Lunar Greenhouse Prototype (LGH) 

      Patterson, R. Lane; Giacomelli, Gene A.; Hernandez, Erica; Yanes, Marianna; Jensen, Tyler (44th International Conference on Environmental Systems, 2014-07-13)
      Bioregenerative life-support (BLSS) studies were completed at the University of Arizona Controlled Environment Agriculture Center (UA-CEAC) with support by the Arizona NASA Ralph Steckler Phase II Space Grant. In cooperation ...
    • Development of a two-phase mechanically pumped loop (2ΦMPL) for the thermal dissipation management of spacecraft : Simulation and test results 

      Chaix, Alain; Hugon, Julien; Hugonnot, Patrick; Delmas, Anthony (44th International Conference on Environmental Systems, 2014-07-13)
      To face the thermal control challenges of future powerful telecommunication satellites, THALES ALENIA SPACE FRANCE (TAS-F), through several ESA and CNES contracts, is currently developing a two-phase mechanically pumped ...
    • Icy Target Thermal Test Apparatus and Calibration of a Planetary Spectrometer 

      Vaidyanathan, Preethi; Wallach, Alex; Berisford, Daniel F.; Carlson, Robert; Hand, Kevin; Keymeulen, Didier (44th International Conference on Environmental Systems, 2014-07-13)
      The Compositional Infrared Imaging Spectrometer (CIRIS) is currently under development at JPL for outer planetary missions, and is undergoing thermal-vacuum environmental testing as part of the TRL progression effort. ...
    • Beyond LEO: Life Support Requirements and Technology Development Strategy 

      Guirgis, Peggy; West, William; Heldmann, Michael; Samplatsky, Darren; Gentry, Gregory; Duggan, Matthew (44th International Conference on Environmental Systems, 2014-07-13)
      This paper reviews basic Life Support Systems requirements for a conceptual Earth- Moon Libration Point-2 (EML-2) orbiting facility and conceptual early stage Lunar and Mars bases, highlighting commonalities and unique ...
    • Life Support for Deep Space and Mars 

      Jones, Henry W.; Hodgson, Edward W.; Kliss, Mark H. (4th International Conference on Environmental Systems, 2014-07-13)
      How should life support for deep space be developed? The International Space Station (ISS) life support system is the operational result of many decades of research and development. Long duration deep space missions such ...
    • A Computational Model for Simulating Spaceflight Induced Bone Remodeling 

      Pennline, James A.; Mulugeta, Lealem (44th International Conference on Environmental Systems, 2014-07-13)
      An overview of an initial development of a model of bone loss due to skeletal unloading in weight bearing sites is presented. The skeletal site chosen for the initial application of the model is the femoral neck region ...
    • Operational Validation of the Air Quality Monitor on the International Space Station 

      Limero, Thomas; Wallace, William; James, John T. (44th International Conference on Environmental Systems, 2014-07-13)
      Two air quality monitors (AQMs) were launched to the International Space Station (ISS) in March 2013. The AQM units, with different gas chromatographic columns, operate simultaneously on the ISS to accurately measure target ...
    • Water Recovery from Brines to Further Close the Water Recovery Loop in Human Spaceflight 

      Jackson, W. Andrew; Barta, Daniel J.; Anderson, Molly S.; Lange, Kevin E.; Hanford, Anthony J.; Shull, Sarah A.; Carter, D. Layne (44th International Conference on Environmental Systems, 2014-07-13)
      Further closure of water recovery systems will be necessary for future long duration human exploration missions. NASA’s Space Technology Roadmap for Human Health, Life Support and Habitation Systems specified a milestone ...
    • IRIDIUM-NEXT Star Tracker Thermal Design: lessons learned and learning curve in a small series production 

      Fabbri, M.; Molina, M. (44th International Conference on Environmental Systems, 2014-07-13)
      IRIDIUM-NEXT is the second generation of a global satellite constellation, composed by 66 cross-linked LEO satellites covering the whole globe. The attitude determination for each satellite is assigned to one MHSTR (MultiHead ...
    • Asteroid Bennu Temperature Maps for OSIRIS-REx Spacecraft and Instrument Thermal Analyses 

      Choi, Michael K.; Emery, Josh; Delbo, Marco (44th International Conference on Environmental Systems, 2014-07-13)
      A thermophysical model has been developed to generate asteroid Bennu surface temperature maps for OSIRIS-REx spacecraft and instrument thermal design and analyses at the Critical Design Review (CDR). Two-dimensional ...
    • Supersonic Survival Envelope Analysis for High Altitude Free Fall 

      Rygalov, Vadim Y.; Greene, Joyce K.; Jurist, John M. (44th International Conference on Environmental Systems, 2014-07-13)
      High altitude operations are always associated with a number of physical conditions challenging human survival scenarios, specifically during emergency egress for stratospheric and space flights. One of those conditions ...
    • Heat Storage Material with Crystal Transformation for Micro- and Nano-satellites 

      Totani, Tsuyoshi; Kuni, Takuya; Satoh, Tushifumi; Wakita, Masashi; Nagata, Harunori (44th International Conference on Environmental Systems, 2014-07-13)
      The thermal analysis of a micro cubic satellite pointing to the Earth on a sun- synchronous and circular orbit has been carried out using one-nodal analysis. The altitude of the orbit is 500 km. The local time of descending ...
    • Polymer-Reinforced, Nonbrittle, Lightweight, Cryogenic Insulation for Reduced Life-Cycle Costs 

      Hess, David M.; Selman, Corey; Sampathkumaran, Uma (44th International Conference on Environmental Systems, 2014-07-13)
      InnoSense LLC has developed a cryogenic insulation (CryoPoreTM) for use in NASA fuel storage applications. Our project entailed the incorporation of aerogel additives into polyurethane base foams. Aerogels offer much ...
    • Material Circulation Control with Modules Addition in Advanced Life Support System using Hierarchical Autonomous Control Method 

      Nakane, Masakatsu; Ishikawa, Yoshio (44th International Conference on Environmental Systems, 2014-07-13)
      An advanced life support system (ALS) recycles and circulates materials within a system, and will eventually make possible sustained life in outer space. This study addresses a subsystem that recycles the elements of carbon, ...
    • A Novel Framework for Advanced Life Support Systems Control 

      Josan-Drinceanu, Ioana; Weck, Olivier L. de (44th International Conference on Environmental Systems, 2014-07-13)
      The Advanced Life Support (ALS) systems are one of the key enablers of long-duration human space exploration. These systems are complex, often involving interactions between biological and physicochemical systems. Each of ...
    • Surface Water Ocean Topography Ka-band Radar Interferometer Payload Thermal Design Challenges 

      Somawardhana, Ruwan P. (44th International Conference on Environmental Systems, 2014-07-13)
      The proposed Surface Water Ocean Topography mission would be a joint NASA/CNES mission with a launch baseline in 2020. This would be the first mission capable of precise measurements of continental water levels (lakes, ...