Results 21 to 30 of about 2,271,236 (350)

Simulation of Assembly Tolerance and Characteristics of High Pressure Common Rail Injector [PDF]

open access: yesInternational Journal of Computational Intelligence Systems, 2011
Fuel injector is the key part of a high-pressure common rail fuel injection system. Its manufacturing precision and assembly quality affect system's property and performance.
Jiping Lu   +4 more
doaj   +1 more source

Numerical investigation on transverse flow of helical cruciform fuel rod assembly in a lead-bismuth cooled fast reactor

open access: yesInternational Journal of Advanced Nuclear Reactor Design and Technology, 2023
The helical cruciform fuel (HCF) rod assembly is a new type of fuel for the lead-bismuth (LBE) fast reactor. It can be self-positioned and realize a coolant mixing without wrapped wire or grid spacer.
Yue Zeng, Huandong Chen, Pingjian Ming
doaj   +1 more source

Machine Learning of LWR Spent Nuclear Fuel Assembly Decay Heat Measurements

open access: yes, 2021
Measured decay heat data of light water reactor (LWR) spent nuclear fuel (SNF) assemblies are adopted to train machine learning (ML) models. The measured data is available for fuel assemblies irradiated in commercial reactors operated in the United ...
Bamidele Ebiwonjumi   +3 more
semanticscholar   +1 more source

Analysis and optimization of energy release and fuel burnup nonuniformity in the WWER-1000 fuel assembly

open access: yesГлобальная ядерная безопасность, 2023
The paper considers and systematises the options of fuel assemblies (FAs) for the WWER-1000 reactor. In the Serpent neutron-physics code, an infinite-height fuel assembly with six fuel pins is modelled using the U49G6 pattern used in the WWER-1000 «large
A. A. Lapkis   +3 more
doaj   +1 more source

Thermal-fluid-structure coupling analysis on plate-type fuel assembly under irradiation. Part-II Mechanical deformation and thermal-hydraulic characteristics

open access: yesNuclear Engineering and Technology, 2021
The plate-type fuel assembly adopted in nuclear research reactor suffers from complicated effect induced by non-uniform irradiation, which might affect stress conditions, mechanical behaviors and thermal-hydraulic performance of the fuel assembly.
Yuanming Li   +8 more
doaj   +1 more source

Physical Design of High-Performance Fuel Assembly Based on Fully Ceramic Microencapsulated Fuel for Supercritical CO2 Cooled Reactor

open access: yesFrontiers in Energy Research, 2021
Fully ceramic microencapsulated fuel (FCM) is employed in the supercritical CO2 (S-CO2)-cooled reactor as accident tolerant fuel (ATF). Although the fuel and the assembly substrate contain SiC, the assembly cannot be sufficiently moderated due to the ...
Di Lu   +4 more
doaj   +1 more source

Famos III, burn-up measurement system suitable for la Hague acceptance criteria control [PDF]

open access: yesNuclear Technology and Radiation Protection, 2002
Fuel Assembly Monitoring System (FAMOS) was developed to set up a NDA method for the characterization of light water reactor fuel assemblies. The applied active/passive monitoring system made total characterization of fuel assemblies possible, without ...
Simon Gerold G.   +1 more
doaj   +1 more source

Fluid Damping in Fuel Assemblies

open access: yesVolume 4: Fluid-Structure Interaction, 2017
Damping is known to be a major parameter in the seismic design of nuclear facilities. Of special interest is the case of fuel assemblies in PWR plants, which, unlike other components, are submitted to axial flows: it has been known since the late 80s that their frequency response to lateral excitations was largely dependent on the flow velocity, and ...
Moussou, Pierre   +3 more
openaire   +2 more sources

The State of the Art in Fuel Cell Condition Monitoring and Maintenance [PDF]

open access: yes, 2010
Fuel cell vehicles are considered to be a viable solution to problems such as carbon emissions and fuel shortages for road transport. Proton Exchange Membrane (PEM) Fuel Cells are mainly used in this purpose because they can run at low temperatures and ...
Morris, Adrian   +7 more
core   +1 more source

Manufacturing Features and Characteristics of Uranium Dioxide Pellets for Subcritical Assembly Fuel Rods

open access: yesEast European Journal of Physics, 2022
The influence of technological processes and manufacturing of uranium dioxide fuel pellets for fuel elements for experimental fuel assembly (FA-X) which was designed as an alternative fuel for the nuclear research installation (NRI) "Neutron Source ...
Igor Chernov   +3 more
doaj   +1 more source

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