Low-Cost, Modular High-Temperature Irradiation Testbed for NTP Material Testing

Emily Hutchins, Lawrence Heilbronn, Brandon Wilson, N. Dianne Bull Ezell

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

The National Aeronautics and Space Administration (NASA) has identified nuclear thermal propulsion (NTP) as the preferred propulsion method for a crewed Mars mission in the late 2030s. Other programs, such as the Defense Advanced Research Projects Agency (DARPA) and the Space Force, are interested in NTP for cislunar or low orbital maneuvering. Oak Ridge National Laboratory, in collaboration with the University of Tennessee, Knoxville, developed the IN-pile Steady state Extreme Temperature (INSET) testbed to help NASA with identifying materials and sensors for the rocket. INSET is a modular test stand for exposing candidate materials and instrumentation to prototypic temperatures, neutron fluences, and atmospheric conditions seen in an NTP system. INSET was recently updated with a new heating element and internal structure to make the platform more repeatable and durable. An irradiation with the updated INSET platform is planned for early 2023. This summary discusses the development of INSET.

Original languageEnglish
Title of host publicationProceedings of Nuclear and Emerging Technologies for Space, NETS 2023
PublisherAmerican Nuclear Society
Pages50-54
Number of pages5
ISBN (Electronic)9780894487903
DOIs
StatePublished - 2023
Event2023 Nuclear and Emerging Technologies for Space, NETS 2023 - Idaho Falls, United States
Duration: May 7 2023May 11 2023

Publication series

NameProceedings of Nuclear and Emerging Technologies for Space, NETS 2023

Conference

Conference2023 Nuclear and Emerging Technologies for Space, NETS 2023
Country/TerritoryUnited States
CityIdaho Falls
Period05/7/2305/11/23

Funding

The authors would like to acknowledge the National Aeronautics and Space Administration, who funds this work through the Department of Energy. We would like to acknowledge the support of The Ohio State University Nuclear Reactor Laboratory and the assistance of the reactor staff members. Emily Hutchins would like to acknowledge Dr. Richard Howard of Oak Ridge National Laboratory for his experience and insight with this experiment. Emily Hutchins would like to acknowledge Dr. Tyler Steiner of the National Aeronautics and Space Administration for his expertise and knowledge of INSET 1.0.

FundersFunder number
U.S. Department of Energy
National Aeronautics and Space Administration
Ohio State University Nuclear Reactor Laboratory
INSET1.0

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