A review on hydrogen generation, explosion, and mitigation during severe accidents in light water nuclear reactors

R Gharari, H Kazeminejad, NM Kojouri… - International Journal of …, 2018 - Elsevier
Progress of severe accident (SA) can be divided into core degradation and post core
meltdown. An important phenomena during severe accidents is the hydrogen generation …

Research progress of hydrogen behaviors in nuclear power plant containment under severe accident conditions

F Liu, Z Sun, M Ding, H Bian - International Journal of Hydrogen Energy, 2021 - Elsevier
Severe accident in a water-cooled nuclear power plant may lead to the production and
release of hydrogen. If hydrogen forms flammable gas with air and steam in the containment …

[HTML][HTML] Exergy and exergoeconomic analysis of hydrogen and power cogeneration using an HTR plant

N Norouzi, S Talebi, M Fani, H Khajehpour - Nuclear Engineering and …, 2021 - Elsevier
This paper proposes using sodium-cooled fast reactor technologies for use in hydrogen
vapor methane (SMR) modification. Using three independent energy rings in the Russian …

Investigating the effect of spray system on the containment condition of VVER1000/V446 NPP during LBLOCA and TLOFW accidents

P Omidifard, A Pirouzmand, K Hadad… - Nuclear Engineering and …, 2023 - Elsevier
The containment system serves as the last barrier against the release of fission products.
However, over pressurization or hydrogen detonation can compromise its effectiveness, as …

[HTML][HTML] Detonation cell size model based on deep neural network for hydrogen, methane and propane mixtures with air and oxygen

K Malik, M Żbikowski, A Teodorczyk - Nuclear Engineering and Technology, 2019 - Elsevier
The aim of the present study was to develop model for detonation cell sizes prediction based
on a deep artificial neural network of hydrogen, methane and propane mixtures with air and …

An improved method for hydrogen deflagration to detonation transition prediction under severe accidents in nuclear power plants

X Zhang, J Yu, T Huang, G Jiang, X Zhong… - International Journal of …, 2019 - Elsevier
This work proposed a new method for prediction of hydrogen Deflagration to Detonation
Transition (DDT) on the basis of oxygen concentration in the presence of inerting diluents …

[HTML][HTML] A review of the assessment of severe accident management guidelines and actions through analytical simulations

N Zhao, W Ma, S Bechta - Annals of Nuclear Energy, 2023 - Elsevier
The generic severe accident management guidelines (SAMG) were developed as a
response to TMI-2 accident to improve the defense-in-depth (DiD) concept of light water …

[HTML][HTML] The effect of the nozzle exit geometry on the flow characteristics of the free condensing jet

J Myeong, S Kim, D Kim, J Kim, WG Shin - Nuclear Engineering and …, 2024 - Elsevier
In the present study, we investigated the velocity distribution, temperature distribution and
condensation characteristics of steam jet issuing from four different orifice nozzles with a …

Numerical investigation on the hydrogen removal capability of various catalytic elements in PARs

T Man, Y Feng, Z Hu, W Liang, Z Guo, M Ding - International Journal of …, 2024 - Elsevier
As an essential part of hydrogen removal system in nuclear power plants, PARs could
effectively eliminate released hydrogen and prevent potential hydrogen combustion during …

Analysis of the gases distribution during a severe accident by coupling the MELCOR and FLUENT in WWER1000 containment

R Gharari, H Kazeminejad, NM Kojouri… - Process Safety and …, 2022 - Elsevier
It is necessary to evaluate the released gases distribution (especially hydrogen) to avoid
hydrogen accumulation and maintain containment integrity against the pressure loads due …