Zobrazeno 1 - 10
of 81
pro vyhledávání: '"Dong Wook Jerng"'
Publikováno v:
Nuclear Engineering and Technology, Vol 55, Iss 5, Pp 1821-1829 (2023)
The temperature distribution of the reactor pool under natural circulation induced by the RVACS operation was experimentally studied. According to the Bo’ based similarity law, which could reproduce the temperature distribution of the working fluid
Externí odkaz:
https://doaj.org/article/05cdfb3d927e431da0ae1d321ee99647
Publikováno v:
Nuclear Engineering and Technology, Vol 54, Iss 12, Pp 4759-4775 (2022)
The RVACS is a versatile and robust safety system driven by two natural circulations: in-vessel coolant and ex-vessel air. To observe interaction between the two natural circulations, SINCRO-IT facility was designed with two different similarity laws
Externí odkaz:
https://doaj.org/article/d79b31e432004f03b6d7c2fd38424efc
Publikováno v:
Nuclear Engineering and Technology, Vol 54, Iss 1, Pp 117-129 (2022)
The downward discharge of the molten fuel to the lower structure of the fuel assembly could increase of the pressure drop and degrade of coolability of the assembly. To analyze the phenomena, experiments for the generation of the debris bed were cond
Externí odkaz:
https://doaj.org/article/e0f77cd908174f9581396e0f5fff76f4
Publikováno v:
Nuclear Engineering and Technology, Vol 52, Iss 9, Pp 1963-1973 (2020)
Liquid metal-cooled reactors use various passive safety systems driven by natural circulation. Investigating these safety systems experimentally is more advantageous by using a simulant. Although numerous experimental approaches have been applied to
Externí odkaz:
https://doaj.org/article/68a21d7b953941e5b42202cf8f62009e
Publikováno v:
Nuclear Engineering and Technology, Vol 47, Iss 7, Pp 804-813 (2015)
The electrical-impedance method has been widely used for void-fraction measurement in two-phase flow due to its many favorable features. In the impedance method, the response characteristics of the electrical signal heavily depend upon flow pattern,
Externí odkaz:
https://doaj.org/article/f6a61222cfa741b68e31a92b6b8330e0
Publikováno v:
Nuclear Engineering and Technology, Vol 56, Iss 10, Pp 4077-4086 (2024)
The natural circulation system has been widely studied for use in various applications because of its inherent advantage. However, it has a key weakness called flow instability that makes the system unstable. Through massive previous research, the me
Externí odkaz:
https://doaj.org/article/fa1746e49afa491c81abc1082f0abff3
Publikováno v:
Nuclear Engineering and Technology. 55:1400-1409
Publikováno v:
Alexandria Engineering Journal, Vol 61, Iss 1, Pp 329-338 (2022)
The most popular mechanism of the critical heat flux (CHF) triggering is dry-out through bubble packing, which prevents the liquid inflow onto the heater. It is common knowledge that the generated upward bubble flow on the heater easily blocks a smal
Publikováno v:
Nuclear Engineering and Technology, Vol 54, Iss 1, Pp 152-161 (2022)
We analyzed mitigation strategies for steam generator tube rupture (SGTR) accidents using MARS code under both full-power and low-power and shutdown (LPSD) conditions. In general, there are two approaches to mitigating SGTR accidents: supplementing t
Publikováno v:
Nuclear Engineering and Technology, Vol 54, Iss 1, Pp 177-185 (2022)
Hydrogen risk in the containment filtered venting system (CFVS) vessel was analyzed, considering operation pressure and modes with the effect of PAR and accident scenarios. The CFVS is to depressurize the containment by venting the containment atmosp