Studies of fuel loading pattern optimization for a typical pressurized water reactor (PWR) using improved pivot particle swarm method

2012 ◽  
Vol 50 ◽  
pp. 117-125 ◽  
Author(s):  
Shichang Liu ◽  
Jiejin Cai
Author(s):  
Tianqi Zhang ◽  
Shihe Yu ◽  
Xinrong Cao

In order to research the performance of Pressurized Water Reactor (PWR) with 1/3 MOX fuel in the initial cycle, this paper serves Qinshan II reactor core as the reference core to design suitable MOX assemblies and study relevant core properties. The analyses documented within use assembly cross section calculation code CASMO-4 and core calculation code SIMULATE-3 studied by Studsvik. The purpose of this paper is to demonstrate that the Qinshan II reactor is capable of complying with the requirement for MOX fuel utilization without significant changes to the design of the plant. Several impacts on key physics parameters and safety analysis assumptions, introduced by MOX, are discussing in the paper.


2019 ◽  
Vol 108 ◽  
pp. 01028 ◽  
Author(s):  
Mikolaj Oettingen

The Monte Carlo Continuous Energy Burnup Code was used for numerical simulations of the pressurized water reactor (PWR) with mixed U-Th fuel. The thorium fuel was introduce to the core of the Westinghouse 4-loop PWR in order to investigate the time evolutions of fissile 233U, 235U, 239Pu, 241Pu and of fertile 232Th and 238U. The core loading pattern was designed using the Whole Assembly Seed and Blanket (WASB) approach. The following calculations show the feasibility of the proposed incore fuel management patter using the available numerical tools, developed numerical model and methods.


2009 ◽  
Vol 51 (2) ◽  
pp. 319-326 ◽  
Author(s):  
Anderson Alvarenga de Moura Meneses ◽  
Marcelo Dornellas Machado ◽  
Roberto Schirru

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