Results 31 to 40 of about 688 (173)

Development of a three-dimensional model of the vver-1000 reactor using serpent monte carlo code for neutron-physical modeling

open access: yesTrudy Odesskogo Politehničeskogo Universiteta, 2019
The VVER reactor investigation is an important goal for Ukrainian nuclear energy. Different deterministic and stochastic codes are using for this purpose.
Володимир Іванович Гулік   +3 more
doaj   +5 more sources

Geopolitics and Aspirations for Sustainability: Turkey's Emergence as an Energy Hub

open access: yesMiddle East Policy, Volume 33, Issue 1, Page 102-115, Spring 2026.
Abstract Turkey is pursuing three main objectives in the energy sector: enhancing its geopolitical position, expanding its domestic production and renewable energy capacity, and becoming a natural gas hub linking producers from the Middle East, the Caspian region, and Russia to European markets.
Umud Shokri
wiley   +1 more source

Role of passive safety systems in prevention and mitigation of severe accidents at nuclear power plants

open access: yesTrudy Odesskogo Politehničeskogo Universiteta, 2022
Fukushima Daiichi accidents led to the worldwide update of the NPP safety requirements. Particular attention was paid to severe accidents both during the design of new NPP units and during the safety reassessment of existing ones.
Володимир Петрович Кравченко   +1 more
doaj   +5 more sources

Hyper‐Reduced Model Based on the Proper Orthogonal Decomposition and the LU Factorization Applied to the Neutron Diffusion Eigenvalue Problem

open access: yesInternational Journal for Numerical Methods in Engineering, Volume 127, Issue 3, 15 February 2026.
ABSTRACT An efficient method for solving large eigenvalue problems efficiently can be developed using hyper‐reduced order models, such as those arising from the LU Proper Orthogonal Decomposition (LUPOD). The LUPOD employs dominant orthogonal modes along with a flexible number of collocation points to establish a reduced scalar product, thereby ...
A. Vidal‐Ferràndiz   +4 more
wiley   +1 more source

Multiphysics simulations of fast transients in VVER-1000 and VVER-440 reactors

open access: yesWWER Fuel Performance, Modelling and Experimental Support, 2015
FINIX is a recently developed fuel behaviour module that is designed to provide "simple but sufficient" descriptions of the most essential fuel behaviour phenomena in multiphysics simulations. In such simulations, it is possible to obtain significant improvement in the feedback to neutronics or thermal hydraulics modelling even with a relatively simple
Leppänen Jaakko   +6 more
openaire   +3 more sources

A method for VVER fuel element cladding reliability prediction [PDF]

open access: yesЯдерна фізика та енергетика, 2014
Considering a VVER-1000 fuel assembly averaged fuel element (FE), based on the accepted FE cladding damage limit value, the FE cladding failure probability was determined, thus the possibility of this reliability pre-diction by means of controlling the ...
S. M. Pelykh   +2 more
doaj  

Brittle fracture resistance of reactor pressure vessel steels in the initial state [PDF]

open access: yesNuclear Energy and Technology, 2018
The authors investigate the influence of chemical and structural inhomogeneity on the brittle fracture resistance (BFR) of VVER vessel materials in the initial state (without irradiation).
Nikolay P. Anosov   +5 more
doaj   +3 more sources

Securing Bangladesh's Nuclear Future: Is the Regulated Asset Base Model the Answer to Address Project Corruption?

open access: yesJournal of Critical Infrastructure Policy, Volume 7, Issue 1, Spring/Summer 2026.
ABSTRACT Bangladesh's goal of achieving high‐income status by 2041 requires dependable, low‐emission, and affordable energy. With near‐universal grid coverage and increasing demand, nuclear energy is a strategic asset for long‐term baseload supply. However, the existing financing model, typified by the country's most expensive $12.65 billion Rooppur ...
Hafiz Ahmed
wiley   +1 more source

Multi‐Objective Energy Management for an Integrated Energy System With Small Modular Reactors Considering Uncertainty

open access: yesInternational Journal of Energy Research, Volume 2026, Issue 1, 2026.
An integrated energy system (IES) can alleviate energy crises, promote multi‐energy complementarity, and enhance finer‐grained energy development. Nuclear power is clean and efficient, mainly when using small modular reactors (SMRs), which increase power generation, improve system flexibility, and promote a low‐carbon economy.
Pham Van Phu   +6 more
wiley   +1 more source

A Data‐Driven Hybrid Uranium–Thorium Index for Revealing Nonlinear Nuclear–Gas Substitution Dynamics in Emerging Energy Systems

open access: yesInternational Journal of Energy Research, Volume 2026, Issue 1, 2026.
Rapid electricity demand growth and high natural gas (NG) dependence challenge the integration of firm low‐carbon energy systems in emerging economies. This study introduces a hybrid uranium–thorium production index (UTPI) to quantify nuclear energy’s system‐level contribution relative to total final energy demand (TFED), using Türkiye as a ...
Gencay Sarıışık, Shrishti Thapliyal
wiley   +1 more source

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