scholarly journals Preliminary Study on Fluid Dynamics in Manifolds of the Reactor Cavity Cooling System – The Experimental Power Reactor Test Facility

2019 ◽  
Vol 1198 (2) ◽  
pp. 022074
Author(s):  
Arif Adtyas Budiman ◽  
Dedy Haryanto ◽  
Muhammad Subekti ◽  
Mukhsinun Hadi Kusuma
Author(s):  
Y. Y. Bae ◽  
B. H. Cho ◽  
J. H. Kim ◽  
M. H. Kim ◽  
Y. W. Kim

One of the key technologies for the development of the PMR200, a VHTR demonstration plant, is a verification of the reactor cavity cooling system (RCCS) performance, which ensures reactor safety by passively removing heat from the reactor cavity. A preliminary numerical analysis of the RCCS showed that the maximum temperature in RCCS reached up to 700°C. Since radiation dominates the heat transfer at such a high temperature, it should be considered in both the design and associated numerical works for the test facility. For a verification of the RCCS performance, a 1/4 scale test facility has been constructed, and a performance test is being carried out. As the first step for the design of the test facility, a scaling analysis has been performed; and the ratio of variables between the model and prototype were determined. Numerical calculations using a CFD code were also performed to support the scaling analysis. It was confirmed that the scaling analysis was reasonably correct.


2020 ◽  
Vol 1493 ◽  
pp. 012001
Author(s):  
Mike Susmikanti ◽  
Muhammad Yunus ◽  
Hendro Tjahjono ◽  
Rahayu Kusumastuti ◽  
Jos Budi Sulistyo

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