Neutronic and fuel cycle performance of VVER-1000 for dual cooled annular fuel with coated burnable poison

MT Hossain, MH Sahadath, UM Nabila - Progress in Nuclear Energy, 2022 - Elsevier
The feasibility of the dual cooled annular fuel rod with coated burnable absorber in the
hexagonal assembly of the VVER-1000 reactor was studied. The models consist of a 4.5 …

Assessment of an integral small modular reactor during rod ejection accident by using DRAGON/PARCS codes

R Akbari-Jeyhouni, DR Ochbelagh, A Gharib - Progress in Nuclear Energy, 2018 - Elsevier
Small modular reactors (SMRs) have benefits like lower initial costs and investment risks,
higher safety features, longer refueling cycle and also beside than electricity production …

Simulation of the dynamic behavior of a rectangular single-phase natural circulation vertical loop with asymmetric heater

M Hashemi-Tilehnoee, N Sahebi, AS Dogonchi… - International Journal of …, 2019 - Elsevier
The critical capability of Natural circulation flow for the removing heat has been
demonstrated and are widely used in the industry particularly received notable attention to …

Forced reflood modeling in a 2× 2 rod bundle with a 90% partially blocked region

M Hashemi-Tilehnoee, S Tashakor, SM Seyyedi… - Annals of Nuclear …, 2019 - Elsevier
Reflooding is a complicated thermal-hydraulic process in a loss of coolant accident (LOCA)
related to the nuclear reactor safety issues. Due to the physical nature of multi-scale behind …

Safety analysis of LBLOCA in BDBA scenarios for the Bushehr's VVER-1000 nuclear power plant

A Pirouzmand, A Ghasemi, F Faghihi - Progress in Nuclear Energy, 2016 - Elsevier
This paper presents the results of thermal-hydraulic calculations of a large break loss of
coolant accident (LBLOCA) analysis for a VVER-1000/V446 unit at Bushehr nuclear power …

Thermal-hydraulic modeling for deterministic safety analysis of portable equipment application in the VVER-1000 nuclear reactor during loss of ultimate heat sink …

Z Tabadar, GR Ansarifar, A Pirouzmand - Annals of Nuclear Energy, 2019 - Elsevier
Thermal-hydraulic model is an important tool in deterministic safety analysis of the Nuclear
Power Plant (NPP) which would confirm the adequacy and efficiency of provisions in the …

Probabilistic safety assessment of portable equipment applied in VVER-1000/V446 nuclear reactor during loss of ultimate heat sink accident for stress test program …

Z Tabadar, GR Ansarifar, A Pirouzmand - Progress in nuclear energy, 2019 - Elsevier
Abstract After the Fukushima Daiichi nuclear accident, all EU nuclear power plants became
subject to safety assessments as stress test programs. The objective was to check and …

[HTML][HTML] Thermal-hydraulic analysis of VVER-1000 residual heat removal system using RELAP5 code, an evaluation at the boundary of reactor repair mode

Z Tabadar, S Aghajanpour, M Jabbari… - Alexandria engineering …, 2018 - Elsevier
Removing the residual heat from a nuclear reactor is an important safety aspect of thermal
hydraulic analysis. In this study, a typical VVER-1000 reactor residual heat removal system …

Research on flow resistance characteristics of reactor coolant pump under large break LOCA at inlet

C An, H Li, Y Chen, R Zhu, Q Fu, X Wang - Nuclear Engineering and …, 2022 - Elsevier
In the event of a large break loss-of-coolant accident (LBLOCA) at the inlet of the nuclear
Reactor Coolant Pump (RCP), the RCP is likely to enter an extreme working condition of the …

Advanced method for neutronics and system code coupling RELAP, PARCS, and MATLAB for instrumentation and control assessment

RAB e Silva, K Shirvan, JJ Cruz, RP Marques… - Annals of Nuclear …, 2020 - Elsevier
The operation of current nuclear power plants (NPP) and the deployment of advanced
nuclear reactors rely on digital instrumentation and control (I&C) and information technology …