Results 1 to 10 of about 1,923 (185)

Monitoring of Fuel and Cladding Elongation in a Nuclear Fuel Rod [PDF]

open access: yes한국정밀공학회지, 2017
To evaluate the performance of nuclear fuel, it is necessary to measure the fission gas release, fuel temperature, fuel stack elongation, cladding elongation, fuel rod inner pressure, coolant temperature, and neutron flux during irradiation tests. Linear
Jintae Hong   +3 more
doaj   +2 more sources

SiC and FeCrAl as Potential Cladding Materials for APR-1400 Neutronic Analysis

open access: yesEnergies, 2022
The aim of this study is to investigate the potential improvement of accident-tolerant fuels in pressurized water reactors for replacing existing reference zircaloy (Zr) fuel-cladding systems.
Mohammad Alrwashdeh, Saeed A. Alameri
doaj   +1 more source

Multiphysics Modeling of Thorium-Based Fuel Performance With Cr-Coated SiC/SiC Composite Under Normal and Accident Conditions

open access: yesFrontiers in Energy Research, 2021
Using the finite element multiphysics modeling method, the performance of the thorium-based fuel with Cr-coated SiC/SiC composite cladding under both normal operating and accident conditions was investigated in this work.
Shengyu Liu   +4 more
doaj   +1 more source

The impact of large-grained UO2 pellet and coated zirconium cladding on design criteria for PWR fuel rod

open access: yesHe jishu, 2021
BackgroundLarge-grained UO2 pellet and coated zirconium cladding are the most practical fuel pellet and cladding material scheme for accident tolerant fuel (ATF) solutions, which are expected to be commercially available in the next few years.
YOU Yan, GONG Xin, LI Cong
doaj   +1 more source

OXIDE LAYER CHARACTERIZATION OF AlMg2 CLADDING OF IRRADIATED U3Si2/Al FUEL WITH 4,8 gU/cm3 DENSITY

open access: yesUrania, 2022
OXIDE LAYER CHARACTERIZATION OF AlMg2 CLADDING OF IRRADIATED U3Si2/Al FUEL WITH 4,8 gU/cm3 DENSITY. To investigate the performance of AlMg2 cladding in the U3Si2/Al dispersion fuel, oxide layer characterization of AlMg2 cladding of the irradiated U3Si2 ...
Juan Carlos Sihotang   +4 more
doaj   +1 more source

Development of mechanistic cladding rupture model for severe accident analysis and application in PHEBUS FPT3 experiment

open access: yesNuclear Engineering and Technology, 2022
Cladding ballooning and rupture are the important phenomena at the early stage of a severe accident. Most severe accident analysis codes determine the cladding rupture based on simple parameter models.
Pengcheng Gao   +3 more
doaj   +1 more source

Thermal creep effects of aluminum alloy cladding on the irradiation-induced mechanical behavior in U–10Mo/Al monolithic fuel plates

open access: yesNuclear Engineering and Technology, 2020
Three-dimensional finite element simulations are implemented for the in-pile thermo-mechanical behavior in U–Mo/Al monolithic fuel plates with different thermal creep rates of cladding involved. The numerical results indicate that the thickness increment
Xiaobin Jian, Shurong Ding
doaj   +1 more source

Measurement of the spent fuel rod cladding temperature during the in-pile testing at 500–900°C [PDF]

open access: yesNuclear Energy and Technology, 2018
This paper deals with the problem of measuring the VVER-1000 burnup fuel cladding temperature in a 500–900°C range in the process of experiments in a channel of the MIR research reactor to obtain data on the fuel element behavior under the influence of ...
Oleg I. Dreganov   +3 more
doaj   +3 more sources

Development and evaluation of fuel performance analysis code FuSPAC

open access: yesInternational Journal of Advanced Nuclear Reactor Design and Technology, 2022
The nuclear fuel rod should maintain self-sustainable nuclear fission, as the first safety barrier to prevent the leakage of radioactive products. The fuel rod performance analyses are essential to ensure reliable long-term operation of fuel rod. In this
Tenglong Cong   +4 more
doaj   +1 more source

Investigation of residual stress changes and formation of hydride phase in production stages of Zr-1%Nb alloy [PDF]

open access: yesمجله علوم و فنون هسته‌ای, 2022
Zr-1%Nb alloy is the most common alloy used as nuclear fuel cladding in Russian reactors. In producing a nuclear fuel cladding, the cold rolling (pilger) and the final straightening lead to the creation of residual stresses and a change in the ...
S.A. Miresmaeili Hafdani   +2 more
doaj   +1 more source

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