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Title: Design, Testing and Modeling of the Direct Reactor Auxiliary Cooling System for AHTRs

Technical Report ·
DOI:https://doi.org/10.2172/1183704· OSTI ID:1183704
 [1];  [1];  [1];  [1];  [2];  [2]
  1. The Ohio State Univ., Columbus, OH (United States)
  2. Oak Ridge National Lab. (ORNL), Oak Ridge, TN (United States)

The principal objective of this research is to test and model the heat transfer performance and reliability of the Direct Reactor Auxiliary Cooling System (DRACS) for AHTRs. In addition, component testing of fluidic diodes is to be performed to examine the performance and viability of several existing fluidic diode designs. An extensive database related to the thermal performance of the heat exchangers involved will be obtained, which will be used to benchmark a computer code for the DRACS design and to evaluate and improve, if needed, existing heat transfer models of interest. The database will also be valuable for assessing the viability of the DRACS concept and benchmarking any related computer codes in the future. The experience of making a liquid fluoride salt test facility available, with lessons learned, will greatly benefit the development of the Fluoride Salt-cooled High-temperature Reactor (FHR) and eventually the AHTR programs.

Research Organization:
The Ohio State Univ., Columbus, OH (United States); Oak Ridge National Lab. (ORNL), Oak Ridge, TN (United States)
Sponsoring Organization:
USDOE Office of Nuclear Energy (NE). Nuclear Energy University Programs (NEUP)
DOE Contract Number:
AC07-05ID14517
OSTI ID:
1183704
Report Number(s):
DOE/NEUP-10-951; 10-951; TRN: US1500406
Country of Publication:
United States
Language:
English

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