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Design Optimization of the Transformational Challenge Reactor Outlet Plenum...

by Nathan D See, Mustafa S Cetiner, Benjamin R Betzler
Publication Type
Journal
Journal Name
Nuclear Science and Engineering
Publication Date
Page Numbers
1 to 20
Volume
TBD
Issue
TBD

This paper will demonstrate the potential of modern design for additive manufacturing by using computational fluid dynamics with design optimization. The Transformational Challenge Reactor Instrumentation and Control (I&C) Team has specifically requested that an instrumentation plane be designed for monitoring of the core-coolant-flow average temperature within ±5°C of the core outlet average temperature. However, because of systemwide constraints, this design space is allotted a pressure drop of only 0.5 psi. A successful design optimization study is discussed along with the thought process leading to the successful conclusion of an I&C plane with an average temperature of 497.3°C and a standard deviation of 1.03°C, all while maintaining a 3.38-kPa (0.49-psi) pressure drop across the outlet plenum.