Results 21 to 30 of about 203,006 (296)

Modeling of Pore Coarsening in the Rim Region of High Burn-up UO2 Fuel

open access: yesNuclear Engineering and Technology, 2016
An understanding of the coarsening process of the large fission gas pores in the high burn-up structure (HBS) of irradiated UO2 fuel is very necessary for analyzing the safety and reliability of fuel rods in a reactor.
Hongxing Xiao, Chongsheng Long
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

Environmental Impact Assessment, on the Operation of Conventional and More Electric Large Commercial Aircraft [PDF]

open access: yes, 2013
Global aviation is growing exponentially and there is a great emphasis on trajectory optimization to reduce the overall environmental impact caused by aircraft. Many optimization techniques exist and are being studied for this purpose.
Lawson, Craig P.   +2 more
core   +1 more source

Methodology of Fuel Burn Up Fitting in VVER-1000 Reactor Core by Using New Ex-Vessel Neutron Dosimetry and In-Core Measurements and its Application for Routine Reactor Pressure Vessel Fluence Calculations

open access: yesEPJ Web of Conferences, 2016
Paper describes the new approach of fitting axial fuel burn-up patterns in peripheral fuel assemblies of VVER-1000 type reactors, on the base of ex-core neutron leakage measurements, neutron-physical calculations and in-core SPND measured data.
Borodkin Pavel   +2 more
doaj   +1 more source

A study into the propagation of the uncertainties in nuclear data to the nuclear concentrations of nuclides in burn-up calculations [PDF]

open access: yesNuclear Energy and Technology, 2020
The key papers on estimating the uncertainties in nuclear data deal with the influence of these uncertainties on the effective multiplication factor by introducing the so-called sensitivity factors and only some of these are concerned with the influence ...
Alexander N. Pisarev, Valerii V. Kolesov
doaj   +3 more sources

Horizontal flight trajectory optimization considering RTA constraints [PDF]

open access: yesMATEC Web of Conferences, 2020
The increasing of flights around the world has led to various problems for the aeronautical industry such as saturated air space and higher levels of fossil fuel consumption.
Murrieta-Mendoza Alejandro   +2 more
doaj   +1 more source

Dissolution experiments of commercial PWR (52 MWd/kgU) and BWR (53 MWd/kgU) spent nuclear fuel cladded segments in bicarbonate water under oxidizing conditions. Experimental determination of matrix and instant release fraction [PDF]

open access: yes, 2015
The denominated instant release fraction (IRF) is considered in performance assessment (PA) exercises to govern the dose that could arise from the repository.
Casas Pons, Ignasi   +4 more
core   +2 more sources

Annealing influence on the microstructure of irradiated U-Mo monolithic fuel foils

open access: yesNuclear Materials and Energy, 2023
In this study we compared the microstructure evolution of U-Mo fuel foils produced with and without heat treatment at low burn-up via advanced post-irradiation examination.
F.G. Di Lemma   +7 more
doaj   +1 more source

HIGH BURN-UP TESTS OF U-Al FUEL ELEMENTS [PDF]

open access: yes, 1964
A series of irradiation tests were performed on the High Flux Beam Reactor fuel elements. The U--Al fuel elements contained 30 to 40 wt% U and 3% Si. Burnup ranged from 20 to 50%. A summary of the results is given. (C.E.S.)
Weeks, J. R.   +2 more
openaire   +2 more sources

Study of Neptunium, Americium and Protactinium Addition for 300MWth GFR with Uranium Carbide Fuel

open access: yesComputational and Experimental Research in Materials and Renewable Energy, 2019
A study of Neptunium, Americium, and Protactinium addition for GFR 300MWth with Uranium Carbide fuel has been performed. The purpose of this study was to determine the characteristics of addition Neptunium, Americium, and Protactinium in a 300MWth Gas ...
Ratna Dewi Syarifah, Alvi Nur Sabrina
doaj   +1 more source

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