Results 21 to 30 of about 5,051,565 (352)

Establishment and verification of chemical interaction model between fast reactor fuel and cladding under high burnup

open access: yesHe jishu, 2022
BackgroundUranium dioxide fuel elements of fast neutron reactor operate under the conditions of high burnup, high neutron fluence rate, high line power and high temperature.
CHEN Qidong, GAO Fuhai
doaj   +1 more source

An effective mesh strategy for CFD modelling of polymer electrolyte membrane fuel cells [PDF]

open access: yes, 2016
Computational fluid dynamics (CFD) is a major tool in PEM fuel cell research. Typical three-dimensional PEM fuel cell models involve more than 106 mesh elements.
ANSYS Inc.   +27 more
core   +2 more sources

Study on Performance of Coated Particle Dispersed Fuel Pellet Prepared by Spark Plasma Sintering

open access: yesYuanzineng kexue jishu, 2023
Accident tolerant fuel can improve the safety of nuclear reactor core and strengthen the ability of nuclear reactor to withstand serious accidents. Coated particle dispersed fuel has become a hot research topic in accident tolerant fuel in recent years ...
LIU Wei;SHAO Zongyi;LIU Wentao;MENG Ying;FENG Shuaishuai;CAI Zhenfang
doaj  

Feasibility Study on the Initial Kartini Reactor Core Using Plate Type Fuel Elements

open access: yesScience and Technology of Nuclear Installations, 2022
The plate type fuel element conversion is proposed to solve a supply problem of TRIGA standard rod type fresh fuel in the long term and to extend the lifetime by reducing the dependence of buying imported elements.
Argo Satrio Wicaksono   +2 more
doaj   +1 more source

TO THE PROBLEM OF COOLING OF THE LIQUID AND SOLID COMPONENTS, FORMED AT THERMAL AUTOPSY OF THE FUEL ELEMENTS ON THE SURFASE OF THE VIBROTRANSPORTER

open access: yesИзвестия высших учебных заведений: Проблемы энергетики, 2017
Results of experimental investigation of heat-exchange liquid and solid components introduced (in the model materials), formed at thermal opening of the fuel elements on the inclined surface of the vibrotransporter.
B. G. Sapozhnikov   +3 more
doaj   +1 more source

Detection of Pristine Gas Two Billion Years after the Big Bang [PDF]

open access: yes, 2011
In the current cosmological model, only the three lightest elements were created in the first few minutes after the Big Bang; all other elements were produced later in stars.
Burbidge   +5 more
core   +1 more source

A method for limitation of probability of accumulation of fuel elements claddings damage in WWER

open access: yesTrudy Odesskogo Politehničeskogo Universiteta, 2014
The aim is to reduce the probability of accumulation of fuel elements claddings damage by developing a method to control the properties of the fuel elements on stages of design and operation of WWER.
Sergey N. Pelykh   +2 more
doaj   +1 more source

Technological aspects of energy optimization during operating vehicles and increase their environmental safety [PDF]

open access: yesMATEC Web of Conferences, 2019
The paper discusses an actual scientific and practical problem of expanding the fuel base of the transport means by using biodiesel fuel in the form of ethyl esters made of rapeseed, sunflower and soybean oils. The choice of the optimal blend composition
Karnaukh Mykola   +2 more
doaj   +1 more source

Mathematical and Computer Modeling of Convective Heat Transfer in Fuel Cartridges of Fuel Elements with Different Shapes and Packing of Rods

open access: yesJournal of Mechanical Engineering, 2022
The paper consists of three sections and is of an informational and generalizing nature, indicating promising areas for further research. The first section "R-functions method in mathematical modeling of convective heat transfer in fuel cartridges with ...
Kyrylo V. Maksymenko-Sheiko   +3 more
doaj   +1 more source

Use of molybdenum as a structural material of fuel elements for improving the safety of nuclear reactors

open access: yes, 2017
Main purpose of the study is justifying the use of molybdenum as a structural material of fuel elements for improving the safety of nuclear reactors. Particularity of used molybdenum is that its isotopic composition corresponds to molybdenum, which is ...
A. Shmelev, B. K. Kozhahmet
semanticscholar   +1 more source

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