Results 21 to 30 of about 17,249 (229)

NEUTRON NOISE PATTERNS FROM COUPLED FUEL-ASSEMBLY VIBRATIONS [PDF]

open access: yesEPJ Web of Conferences, 2021
The neutron flux fluctuation magnitude of KWU-built PWRs shows a hitherto unexplained correlation with the types of loaded fuel assemblies. Also, certain measured long-range neutron flux fluctuation patterns in neighboring core quadrants still lack a ...
Viebach M.   +4 more
doaj   +1 more source

MELCOR steady state calculation of the generic PWR of 40MWth

open access: yesBrazilian Journal of Radiation Sciences, 2021
After the two most significant nuclear accidents in history – the Chernobyl Reactor Four explosion in Ukraine (1986) and the Fukushima Daiichi accident in Japan (2011) –, the Final Safety Analysis Report (FSAR) included a new chapter (19) dedicated to ...
Maritza Rodríguez Gual   +2 more
doaj   +1 more source

Modified methodology for determining the temperature profiles of inverted u-tubes steam generators used in pwr power plants

open access: yesBrazilian Journal of Radiation Sciences, 2021
The most common and reliable methodology for determining temperature profiles of Inverted U-tubes Steam Generators is using Computational Fluid Dynamics (CFD) programs.
Marcos Filardy Curi   +2 more
doaj   +1 more source

Numerical and experimental investigation of the water flow through PWR spacer grids

open access: yesBrazilian Journal of Radiation Sciences, 2021
Spacer grids are one of main components of a Pressurized Water Reactor (PWR) fuel assembly. They are able to improve heat transfer from rod bundles to the water flow by increasing turbulence and mixture of this flow.
Higor Fabiano Pereira de Castro   +8 more
doaj   +1 more source

A CIPS risk evaluation methodology applicable for PWR

open access: yesHe jishu, 2021
BackgroundDuring pressurized water reactor (PWR) power operation period, corrosion products tend to deposit in the fuel boiling zone and form chalk rivers unidentified deposit (CRUD).
MENG Shuqi   +4 more
doaj   +1 more source

pwr

open access: yes, 2022
This directory contains the data acquired from the Passive WiFi Radar (PWR) system. The files are in .mat format and each row in the files corresponds to a PWR measurement from each of the three receivers (surveillance channels) at a given point in time.
Wenda Li (9604332)
core   +1 more source

3D CORE CALCULATION BASED ON THE METHOD OF DYNAMIC HOMOGENIZATION [PDF]

open access: yesEPJ Web of Conferences, 2021
The classical two-step calculation scheme has been extensively used to perform three-dimensional deterministic core calculations thanks to its fast results. On the other hand, direct 3D transport calculations and 2D/1D Fusion methods, mostly based on the
Galia Antonio   +2 more
doaj   +1 more source

DataSheet_1_Negative regulation of floral transition in Arabidopsis by HOS15-PWR-HDA9 complex.docx

open access: yes, 2023
Arabidopsis HOS15/PWR/HDA9 repressor complex, which is similar to the TBL1/NcoR1/HDAC complex in animals, plays a well-known role in epigenetic regulation.
Ki Suk Park (14336520)   +13 more
core   +1 more source

Optimization of the loading pattern of the PWR core using genetic algorithms and multi-purpose fitness function

open access: yesNukleonika, 2021
The study demonstrates an application of genetic algorithms (GAs) in the optimization of the first core loading pattern. The Massachusetts Institute of Technology (MIT) BEAVRS pressurized water reactor (PWR) model was applied with PARCS nodal-diffusion ...
Kubiński Wojciech   +2 more
doaj   +1 more source

Platelet-to-White Blood Cell Ratio: A Feasible Biomarker for Pyogenic Liver Abscess

open access: yesDiagnostics, 2022
The platelet-to-white blood cell ratio (PWR) has been reported to predict the severity of patients with various diseases. However, no previous studies have assessed the use of the PWR as a prognostic marker for pyogenic liver abscesses (PLA).
Dong-Gyun Ko   +10 more
doaj   +1 more source

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