Results 31 to 40 of about 56,822 (209)

Evaluation of electrochemical effects on impact fretting wear of Ni based alloy 690

open access: yesNihon Kikai Gakkai ronbunshu, 2022
In order to clarify the effect of thermal treatment on wear resistance and on corrosion resistance of Ni based alloy 690 which employed to pipe material of steam generator in pressurized water reactors, impact fretting wear properties and polarization ...
Yoshiki SATO, Bo ZHANG
doaj   +1 more source

Exergy analysis of a PWR nuclear steam supply system - II part: a case study [PDF]

open access: yes, 2018
The paper shows the results of the exergetic analysis of the Nuclear Steam Supply System (NSSS) of the MARS Pressurized Light Water Reactor using the theoretical methodology described in the authors’ previous works [1] and [2].
Ferroni, Luisa, Natale, Antonio
core   +1 more source

Analysis of Possible Application of High-Temperature Nuclear Reactors to Contemporary Large-Output Steam Power Plants on Ships

open access: yesPolish Maritime Research, 2016
This paper is aimed at analysis of possible application of helium to cooling high-temperature nuclear reactor to be used for generating steam in contemporary ship steam-turbine power plants of a large output with taking into account in particular ...
Kowalczyk T., Głuch J., Ziółkowski P.
doaj   +1 more source

Systematic Generation of Transconductance based Variable Gain Amplifier Topologies [PDF]

open access: yes, 1998
A systematic method for the generation of variable gain amplifier topologies is proposed. The generation is based on voltage controlled current sources (VCCSs) modelling saturated MOS transistors, resistors or combinations of these elements.
Klumperink, Eric A.M., Tuijl, A.J.M. van
core   +2 more sources

Transmutation properties of coated axially non-uniform MA/6LiD transmutation rods in PWR

open access: yesHe jishu, 2023
BackgroundThe nuclear transmutation is the only way to reduce the radioactive hazard of the high level long-lived radioactive minor actinides (MA). The majority of commercial reactors in operation in the world are pressurized water reactor (PWRs), hence
YE Bin   +5 more
doaj   +1 more source

Analysis of critical heat flux under vertical subcooled flow boiling condition (Development and evaluation for prediction method of DNB heat flux under non-uniform axial heat flux condition)

open access: yesNihon Kikai Gakkai ronbunshu, 2014
From the viewpoint of safety design of nuclear reactor and economic terms, for PWR, it is important to clear the mechanism of DNB and predict accurately the critical heat flux under vertical subcooled flow boiling condition.
Mitsuru YAMADA, Shinichi MOROOKA
doaj   +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

The Practical Use of White Cell Inflammatory Biomarkers in Prediction of Postoperative Delirium after Cardiac Surgery

open access: yesBrain Sciences, 2019
: Introduction: Postoperative delirium (POD) is associated with unfavorable outcomes. It may result from neuroinflammation and oxidative stress. The aim of this study was to evaluate the role of routinely available inflammatory markers derived from white
Katarzyna Kotfis   +4 more
doaj   +1 more source

Impact of nickel and iron on PWR zirconium alloy surface CRUD formation and boron precipitation

open access: yesHe jishu, 2022
BackgroundCorrosion products will deposit on the surfaces of PWR (pressurized water reactor) zirconium alloy to form CRUD (chalk rivers unidentified deposit), the precipitated boron will cause axial power distribution anomaly and affect the core safety ...
MENG Shuqi, HU Yisong, RUAN Tianming
doaj   +1 more source

OVERVIEW OF THE HINKLEY POINT C EPR PROJECT ‘J0’ AND BEYOND [PDF]

open access: yesEPJ Web of Conferences, 2021
The twin unit EPR construction at Hinkley Point C is the first nuclear new build project to be undertaken in the UK in a generation. Moreover, it is now the country’s only new reactor project still in progress.
Dyrda James, Morrison Richard
doaj   +1 more source

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