Performance evaluation of Accident Tolerant Fuel under station blackout accident in PWR nuclear power plant by improved ISAA code

The Accident Tolerant Fuel (ATF) is a new concept of fuel, which can not only withstand the consequences of the accident for a longer time, but also maintain or improve the performance under operating conditions. ISAA is a self-developed severe accident analysis code, which uses modular structures t...

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Main Authors: Bin Zhang, Pengcheng Gao, Tao Xu, Miao Gui, Jianqiang Shan
Format: Article
Language:English
Published: Elsevier 2022-07-01
Series:Nuclear Engineering and Technology
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S1738573322000596
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author Bin Zhang
Pengcheng Gao
Tao Xu
Miao Gui
Jianqiang Shan
author_facet Bin Zhang
Pengcheng Gao
Tao Xu
Miao Gui
Jianqiang Shan
author_sort Bin Zhang
collection DOAJ
description The Accident Tolerant Fuel (ATF) is a new concept of fuel, which can not only withstand the consequences of the accident for a longer time, but also maintain or improve the performance under operating conditions. ISAA is a self-developed severe accident analysis code, which uses modular structures to simulate the development processes of severe accidents in nuclear plants. The basic version of ISAA is developed based on UO2–Zr fuel. To study the potential safety gain of ATF cladding, an improved version of ISAA, referred to as ISAA-ATF, is introduced to analyze the station blackout accident of PWR using ATF cladding. The results show that ATF cladding enable the core to maintain a longer time compared to zirconium alloy cladding, thereby enhancing the accident mitigation capability. Meanwhile, the generation of hydrogen is significantly reduced and delayed, which proves that ATF can improve the safety characteristics of the nuclear reactor.
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spelling doaj.art-3eb2c4d9849b4f0080072721008ccc6b2022-12-22T02:43:00ZengElsevierNuclear Engineering and Technology1738-57332022-07-0154724752490Performance evaluation of Accident Tolerant Fuel under station blackout accident in PWR nuclear power plant by improved ISAA codeBin Zhang0Pengcheng Gao1Tao Xu2Miao Gui3Jianqiang Shan4School of Nuclear Science and Technology, Xi'an Jiaotong University, Xi'an, 710049, China; Corresponding author.School of Nuclear Science and Technology, Xi'an Jiaotong University, Xi'an, 710049, ChinaScience and Technology on Reactor System Design Technology Laboratory, Nuclear Power Institute of China, Chengdu, 610213, ChinaSchool of Nuclear Science and Technology, Xi'an Jiaotong University, Xi'an, 710049, ChinaSchool of Nuclear Science and Technology, Xi'an Jiaotong University, Xi'an, 710049, ChinaThe Accident Tolerant Fuel (ATF) is a new concept of fuel, which can not only withstand the consequences of the accident for a longer time, but also maintain or improve the performance under operating conditions. ISAA is a self-developed severe accident analysis code, which uses modular structures to simulate the development processes of severe accidents in nuclear plants. The basic version of ISAA is developed based on UO2–Zr fuel. To study the potential safety gain of ATF cladding, an improved version of ISAA, referred to as ISAA-ATF, is introduced to analyze the station blackout accident of PWR using ATF cladding. The results show that ATF cladding enable the core to maintain a longer time compared to zirconium alloy cladding, thereby enhancing the accident mitigation capability. Meanwhile, the generation of hydrogen is significantly reduced and delayed, which proves that ATF can improve the safety characteristics of the nuclear reactor.http://www.sciencedirect.com/science/article/pii/S1738573322000596Accident Tolerant FuelNew material claddingISAA-ATFSBO accident
spellingShingle Bin Zhang
Pengcheng Gao
Tao Xu
Miao Gui
Jianqiang Shan
Performance evaluation of Accident Tolerant Fuel under station blackout accident in PWR nuclear power plant by improved ISAA code
Nuclear Engineering and Technology
Accident Tolerant Fuel
New material cladding
ISAA-ATF
SBO accident
title Performance evaluation of Accident Tolerant Fuel under station blackout accident in PWR nuclear power plant by improved ISAA code
title_full Performance evaluation of Accident Tolerant Fuel under station blackout accident in PWR nuclear power plant by improved ISAA code
title_fullStr Performance evaluation of Accident Tolerant Fuel under station blackout accident in PWR nuclear power plant by improved ISAA code
title_full_unstemmed Performance evaluation of Accident Tolerant Fuel under station blackout accident in PWR nuclear power plant by improved ISAA code
title_short Performance evaluation of Accident Tolerant Fuel under station blackout accident in PWR nuclear power plant by improved ISAA code
title_sort performance evaluation of accident tolerant fuel under station blackout accident in pwr nuclear power plant by improved isaa code
topic Accident Tolerant Fuel
New material cladding
ISAA-ATF
SBO accident
url http://www.sciencedirect.com/science/article/pii/S1738573322000596
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