CSIL Faculty / Staff setting around a table during a meeting in their lab.


RSESC and ISEEM researchers are not only focused on developing tools, user interfaces, and software interfaces that can satisfy the needs of the community, but also in helping to understand the model space for particular applications. A list of past and current research projects are listed below.

Research Projects


  • New Capability Research for the Apache Project Office
  • Energy-storage Research
  • Nuclear Thermal Propulsion Modeling and Analysis
  • MBSE Support for the Lynx X-Ray Surveyor
  • Vertical Lift Consortium Project Support
  • Development of Graphical Syntax in OSATE
  • Space Launch Systems Core Stage Engine (RS-25) Affordability
  • Model-Based Acquisition Process Prototype for Joint Multi-Role Technology Demonstrator

Research Papers

Journal Papers

  • A. Aueron, D. Thomas, & J. Cassibry, “Analytical Modeling of Radiation Attenuation and Heat Deposition in Propellant for Nuclear Thermal Rockets,” AIAA Journal of Spacecraft and Rockets, March 2019.

Conference Papers

  • A. Aueron & D. Thomas, “Nuclear Thermal Propulsion Vehicle Scaling and the Importance of Densified Propellant,” AIAA Propulsion & Energy Forum, Indianapolis, Indiana, August 19-22, 2019. (accepted)
  • S. Rawlins & D. Thomas, “Transient Analysis of Nuclear Thermal Propulsion Reactor Shutdown and Residual Heating,” AIAA Propulsion & Energy Forum, Indianapolis, Indiana, August 19-22, 2019. (accepted)
  • A. Bower & D. Thomas, “A Methodology for Modelling the Effects of Margin in the Test-Fail-Fix Cycle for Rocket Engines,” AIAA Propulsion & Energy Forum, Indianapolis, Indiana, August 19-22, 2019. (accepted)
  • D. Thomas, A. Aueron, S. Rawlins, A. Bower, & M. Gethers, “Virtual Systems Integration Applied to Advanced Space Systems,” AIAA Propulsion & Energy Forum, Indianapolis, Indiana, August 19-22, 2019. (accepted)
  • V. Lopez & D. Thomas, “Complexity Assessment Using SysML Models,” 2019 Conference on Systems Engineering Research (CSER), Washington, DC, April 3-4, 2019.
  • A. Aueron & D. Thomas, “Trades on Densified Propellant for Nuclear Thermal Propulsion,“ Nuclear and Emerging Technologies for Space, American Nuclear Society Topical Meeting, Richland, Washington, February 25 – 28, 2019.
  • S. Rawlins & D. Thomas, “A Proposed Solution to Address Nuclear Thermal Propulsion Fuel Embrittlement and Cryogenic Hydrogen Requirements,” Nuclear and Emerging Technologies for Space, American Nuclear Society Topical Meeting, Richland, Washington, February 25 – 28, 2019.
  • A. Aueron, D. Thomas, & J. Cassibry, “Analytical Radiation Attenuation and Heat Deposition Modeling for Conceptual Design of Nuclear Thermal Rockets,” AIAA Propulsion & Energy Forum, Cincinnati, Ohio, July 9-11, 2018.
  • A. Bower & D. Thomas, “Creating an Affordability Model for the RS-25 Liquid Rocket Engine,” AIAA Propulsion & Energy Forum, Cincinnati, Ohio, July 9-11, 2018.
  • M. Gethers & D. Thomas, “Utilization of Goal Function Trees for Robust Requirements Definition,” INCOSE International Symposium, Washington, DC, July 7-12, 2018.
  • A. Aueron, Z. Thomas, & D. Thomas, “Mars Transport Optimization,” Joint Army Navy NASA Air Force (JANNAF) Joint Subcommittee Meeting, Long Beach, California, May 21-24, 2018.
  • A. Bower & D. Thomas, “Liquid Rocket Engine Production Process Modelling,” Joint Army Navy NASA Air Force (JANNAF) Joint Subcommittee Meeting, Long Beach, California, May 21-24, 2018.
  • M. Gethers & D. Thomas, “A Method for Robust Requirements Definition,” 16th Conference on Systems Engineering Research (CSER), Charlottesville, Virginia, May 8-9, 2018.
  • V. Lopez & D. Thomas, “Complexity metrics suite for systems modelled using SysML,” 16th Conference on Systems Engineering Research (CSER), Charlottesville, Virginia, May 8-9, 2018.
  • A. Aueron and D. Thomas, “Modeling Nuclear Thermal Propulsion with Model Based Systems Engineering,” AIAA Space 2017 Conference & Exposition, Orlando, Florida, September 12-14, 2017.
  • A. Aueron and D. Thomas, “Nuclear Thermal Propulsion System Modeling using Model Based Systems Engineering,” Joint Army Navy NASA Airforce (JANNAF) In-Space Chemical Propulsion Technical Interchange Meeting, Huntsville, Alabama, April 4-6, 2017.
  • E. Patterson and D. Thomas, “Human Mental Models and their effects on human and system interactions within Socio-Technical Systems,” 15 th Conference on Systems Engineering Research, Los Angeles, California, March 23-25, 2017.
  • L. Walker & D. Thomas, “Integrated system modeling in SysML for Small Satellites,” AIAA SciTech 2017, Grapevine, Texas, January 9-13, 2017.
  • D. Thomas and B. Mesmer, “Virtual Systems Integration using Model Based Systems Engineering,” AIAA Space 2016, Long Beach, California, September 13–16, 2016.

Presentations

Conference Presentations

  • D. Thomas, “Systems Engineering Implications of the Digital Twin,” 2018 Southeast Symposium on Contemporary Engineering Topics (SSCET) and First Annual UAH Engineering Forum, Huntsville, Alabama, August 3, 2018.
  • D. Thomas & E. Patterson, “Model-Based Systems Engineering and the Human Mental Model in Systems Engineering,” International Annual Conference of the American Society for Engineering Management, October 18-21, 2017, Huntsville, Alabama

Notable External Presentations

  • D. Thomas, “UAH as a MBSE Training Provider,” Presentation to the Redstone Arsenal Digital Engineering Integrated Product Team, Huntsville, Alabama, February 5, 2019.
  • D. Thomas, Model Based Systems Engineering tutorial at the Society for Reliability Engineers Reliability, Availability, and Maintainability Training Summit X (November 9, 2017)