Results 11 to 20 of about 183,014 (291)

Thermal-hydraulic study of air-cooled passive decay heat removal system for APR+ under extended station blackout

open access: yesNuclear Engineering and Technology, 2019
The air-cooled passive decay heat removal system (APDHR) was proposed to provide the ultimate heat sink for non-LOCA accidents. The APDHR is a modified one of Passive Auxiliary Feed-water system (PAFS) installed in APR+.
Do Yun Kim   +3 more
doaj   +3 more sources

Water film covering characteristic on horizontal fuel rod under impinging cooling condition

open access: yesNuclear Engineering and Technology, 2022
Jet impinging device is designed for decay heat removal on horizontal fuel rods in a low temperature heating reactor. An experimental system with a fuel rod simulator is established and experiments are performed to evaluate water film covering capacity ...
Penghui Zhang   +5 more
doaj   +1 more source

Studies on surface condensation for passive safety system in light water reactor: A review [PDF]

open access: yesNuclear Technology and Radiation Protection, 2023
A system with a passive mechanism has been considered to have better trustworthiness because it does not require an external driving force to function.
Susyadi   +3 more
doaj   +1 more source

Mathematical approach for optimization of magnetohydrodynamic circulation system

open access: yesNuclear Engineering and Technology, 2019
The geometrical and electromagnetic variables of a rectangular-type magnetohydrodynamic (MHD) circulation system are optimized to solve MHD equations for the active decay heat removal system of a prototype Gen-IV sodium fast reactor.
Geun Hyeong Lee, Hee Reyoung Kim
doaj   +1 more source

Unique safety features and licensing requirements of the NuScale small modular reactor

open access: yesFrontiers in Energy Research, 2023
Small modular reactors (SMR) offer a novel approach to the construction and operation of nuclear power plants. The NuScale VOYGR™ plant uses a simplified SMR design that is based on proven light-water reactor technology with substantial improvements in ...
Kent Welter   +2 more
doaj   +1 more source

Intermittent quakes and record dynamics in the thermoremanent magnetization of a spin-glass [PDF]

open access: yes, 2006
A novel method for analyzing the intermittent behavior of linear response data in aging systems is presented and applied to spin-glass thermoremanent magnetization (TRM) (Rodriguez et al. Phys. Rev. Lett. 91, 037203, 2003).
G. F. Rodriguez   +6 more
core   +1 more source

MANAGING A PROLONGED STATION BLACKOUT CONDITION IN AHWR BY PASSIVE MEANS

open access: yesNuclear Engineering and Technology, 2013
Removal of decay heat from an operating reactor during a prolonged station blackout condition is a big concern for reactor designers, especially after the recent Fukushima accident.
MUKESH KUMAR   +4 more
doaj   +1 more source

Neutronic analysis of a heat-pipe cooled reactor

open access: yesActa Polytechnica CTU Proceedings, 2023
Heat-pipe cooled reactors belong to the group of nuclear reactors using heat pipes filled with liquid metals (such as sodium or potassium) to cool the core. Due to the passive heat removal system, there is no need to use closed loops with pumps, and the
Josef Sabol, Jan Frýbort
doaj   +1 more source

Plant system study of France–Japan common concept on Sodium-cooled Fast Reactor

open access: yesEPJ Nuclear Sciences & Technologies, 2022
This paper provides an overview of plant system studies to establish a common technical view for Sodium-cooled Fast Reactor (SFR) concept (the common SFR concept) between France and Japan based on ASTRID 600 and the new concept with downsized output ...
Kato Atsushi   +17 more
doaj   +1 more source

Simulation of Steady States of Helium Loop at Long Time Scenarios [PDF]

open access: yesMATEC Web of Conferences, 2020
The natural circulation helium loop is an experimental facility designed for the research of the possibility of utilizing natural convection cooling for the case of decay heat removal from a fast nuclear reactor.
Világi František   +6 more
doaj   +1 more source

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