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Proceedings Papers

Cause Analysis and Improvement of Drain Regulating Valve Blockage in Nuclear Power Plant

Xue Kai, Li Jing, Hu Wensheng, Guo Chaofan, Du Pengcheng
Proc. ASME. ICONE29, Volume 1: Nuclear Plant Operation and Maintenance, Engineering and Modification, Operation Life Extension (OLE), and Life Cycle, V001T01A079, August 8–12, 2022
Paper No: ICONE29-93344
DOI: https://doi.org/10.1115/ICONE29-93344
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Topics: Design, Nuclear power stations, Valves
Proceedings Papers

Cause Analysis and Treatment Measures for Corrosion of Warm-Up Pipe of Hualong no.1 Main Feed Water Pump System

Zhiming Wu, Yixin Ling, Xing Liu, Dongdong Fei, Xiaoyu Hou, Xue Wen
Proc. ASME. ICONE29, Volume 1: Nuclear Plant Operation and Maintenance, Engineering and Modification, Operation Life Extension (OLE), and Life Cycle, V001T01A078, August 8–12, 2022
Paper No: ICONE29-93343
DOI: https://doi.org/10.1115/ICONE29-93343
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Topics: Corrosion, Feedwater, Pipes, Pumps
Proceedings Papers

The Study of Removal of Secondary Neutron Source of HPR-1000

Huiwen Xiao, Xiang Li, Guoming Liu, Yicheng Zhang, Zeng Shao, Min Xu, Xuan Yi, Haifeng Yang
Proc. ASME. ICONE29, Volume 1: Nuclear Plant Operation and Maintenance, Engineering and Modification, Operation Life Extension (OLE), and Life Cycle, V001T01A061, August 8–12, 2022
Paper No: ICONE29-93024
DOI: https://doi.org/10.1115/ICONE29-93024
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Topics: Neutron sources, Spent nuclear fuels
Proceedings Papers

Study on the Influence of Roughness on Fuel Rod Gap Heat Transfer

Weichao Liu, Guoliang Zhang, Changzheng Li, Jin Cao, Shaofang Lin, Xiangang Fu, Lihong Nie, Yongjun Deng
Proc. ASME. ICONE29, Volume 1: Nuclear Plant Operation and Maintenance, Engineering and Modification, Operation Life Extension (OLE), and Life Cycle, V001T01A060, August 8–12, 2022
Paper No: ICONE29-93004
DOI: https://doi.org/10.1115/ICONE29-93004
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Topics: Cladding systems (Building), Fuel rods, Heat transfer, Heat transfer coefficients, Surface roughness
Proceedings Papers

Developing Intelligent Equipment Monitoring System of Nuclear Power Plants to Improve Plant Performance

Jianming Yu, Yibiao Cai
Proc. ASME. ICONE29, Volume 1: Nuclear Plant Operation and Maintenance, Engineering and Modification, Operation Life Extension (OLE), and Life Cycle, V001T01A022, August 8–12, 2022
Paper No: ICONE29-91638
DOI: https://doi.org/10.1115/ICONE29-91638
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Topics: Condition monitoring, Fault diagnosis, Maintenance, Monitoring systems, Nuclear power stations, Pattern recognition, Economics , Safety, Carbon, Construction
Proceedings Papers

Seismic Analysis of Fuel Transfer Tube Gate Valve

Su Ziwei, Zhang Xin
Proc. ASME. ICONE29, Volume 1: Nuclear Plant Operation and Maintenance, Engineering and Modification, Operation Life Extension (OLE), and Life Cycle, V001T01A010, August 8–12, 2022
Paper No: ICONE29-89869
DOI: https://doi.org/10.1115/ICONE29-89869
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Topics: Design, Fuels, Gates (Closures), Seismic analysis, Valves
Proceedings Papers

Application of Probabilistic Safety Analysis in Analysis of Impact of Fangjiashan Nuclear Power Plant’s Load-Following Operation

Deyi Liu, Sixing Zha, Jian Wu, Yong Cao, Honghao Chen
Proc. ASME. ICONE29, Volume 1: Nuclear Plant Operation and Maintenance, Engineering and Modification, Operation Life Extension (OLE), and Life Cycle, V001T01A001, August 8–12, 2022
Paper No: ICONE29-88835
DOI: https://doi.org/10.1115/ICONE29-88835
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Topics: Nuclear power, Probabilistic safety assessment, Stress
Proceedings Papers

Research on Spacing Design Method of Condenser Half-Side Operation in Pressurized Water Reactor Nuclear Power Plant

Zhao Qingsen, Liang Junqin, Zhou Shuai, Chen Jie, Zeng Weipeng, Zhang Qiang
Proc. ASME. ICONE29, Volume 1: Nuclear Plant Operation and Maintenance, Engineering and Modification, Operation Life Extension (OLE), and Life Cycle, V001T01A071, August 8–12, 2022
Paper No: ICONE29-93265
DOI: https://doi.org/10.1115/ICONE29-93265
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Topics: Condensers (steam plant), Cooling, Design methodology, Nuclear power stations, Pipes, Pressurized water reactors
Proceedings Papers

A Comparative Approach of a Seismic Response Analysis Based on Housner Model and Added Mass Model for a Nuclear Water Storage Tank

Chengzhuo Yang, Thomas Metais, Zihao Zheng, Yang Dai, Jiesheng Min
Proc. ASME. ICONE29, Volume 1: Nuclear Plant Operation and Maintenance, Engineering and Modification, Operation Life Extension (OLE), and Life Cycle, V001T01A070, August 8–12, 2022
Paper No: ICONE29-93230
DOI: https://doi.org/10.1115/ICONE29-93230
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Topics: Water, Water storage, Sloshing, Fluid structure interaction, Center of mass, Convection, Displacement, Dynamic response, Finite element analysis, Finite element model
Proceedings Papers

State Monitoring of Electric Gate Valve of Nuclear Power Plant Based on Kernel Principal Component Analysis and Jensen-Shannon Divergence

Xiaokun Wang, Hang Wang, Qiang Deng, Renyi Xu
Proc. ASME. ICONE29, Volume 1: Nuclear Plant Operation and Maintenance, Engineering and Modification, Operation Life Extension (OLE), and Life Cycle, V001T01A051, August 8–12, 2022
Paper No: ICONE29-92733
DOI: https://doi.org/10.1115/ICONE29-92733
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Topics: Gates (Closures), Nuclear power stations, Principal component analysis, Valves
Proceedings Papers

Shutdown Seal Improvement Feasibility Analysis for CPR1000 Reactor Coolant Pump

Zhang Hengrui, Huang Qian, Fu Peiren, Zhang Daoke, Cai Rui, Sun Lei, Chen Qiuyang, Xue Feng
Proc. ASME. ICONE29, Volume 1: Nuclear Plant Operation and Maintenance, Engineering and Modification, Operation Life Extension (OLE), and Life Cycle, V001T01A050, August 8–12, 2022
Paper No: ICONE29-92727
DOI: https://doi.org/10.1115/ICONE29-92727
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Topics: Damage, Nuclear reactor coolants, Pumps
Proceedings Papers

Analysis and Mitigation Strategy on the Decreasing Opening of Thermal Pressurizer Pilot Operated Safety Relief Valves

Wensheng Hu, Chaofan Guo, Haisheng Zhao, Zhaoji Ruan, Jidong Min, Pencheng Du, Xinxin Wang
Proc. ASME. ICONE29, Volume 1: Nuclear Plant Operation and Maintenance, Engineering and Modification, Operation Life Extension (OLE), and Life Cycle, V001T01A031, August 8–12, 2022
Paper No: ICONE29-92099
DOI: https://doi.org/10.1115/ICONE29-92099
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Topics: Leakage, Relief valves, Safety
Proceedings Papers

Construction and Lean Management of Filters Cycle Life Cycle in Nuclear Safety-Related Ventilation Systems

Jianxing Du, Caiyuan Deng
Proc. ASME. ICONE29, Volume 1: Nuclear Plant Operation and Maintenance, Engineering and Modification, Operation Life Extension (OLE), and Life Cycle, V001T01A030, August 8–12, 2022
Paper No: ICONE29-92076
DOI: https://doi.org/10.1115/ICONE29-92076
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Topics: Construction, Cycles, Filters, Safety, Ventilation, Ventilation equipment
Proceedings Papers

Study on Maintenance Method of Design Basis in Operating Nuclear Power Plants

Guangjun Wu, Wei Xiao
Proc. ASME. ICONE29, Volume 1: Nuclear Plant Operation and Maintenance, Engineering and Modification, Operation Life Extension (OLE), and Life Cycle, V001T01A021, August 8–12, 2022
Paper No: ICONE29-91484
DOI: https://doi.org/10.1115/ICONE29-91484
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Topics: Design, Maintenance, Nuclear power stations, Safety
Proceedings Papers

Multiplication Factor Prediction Feasibility Study for the BEAVRS Core Based on the LSTM Algorithm

Ren Chang-an, Lei Ji-chong, Yang Xiao-hua
Proc. ASME. ICONE29, Volume 1: Nuclear Plant Operation and Maintenance, Engineering and Modification, Operation Life Extension (OLE), and Life Cycle, V001T01A011, August 8–12, 2022
Paper No: ICONE29-90164
DOI: https://doi.org/10.1115/ICONE29-90164
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Topics: Algorithms, Cycles, Engineering simulation, Errors, Machine learning, Simulation
Proceedings Papers

Research on a Circuit Health Assessment Technology Combining Mechanism Knowledge and Data Driven Technology

Guilian Shi, Huang Xiaojin, Mo Changyu
Proc. ASME. ICONE29, Volume 1: Nuclear Plant Operation and Maintenance, Engineering and Modification, Operation Life Extension (OLE), and Life Cycle, V001T01A007, August 8–12, 2022
Paper No: ICONE29-89387
DOI: https://doi.org/10.1115/ICONE29-89387
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Topics: Circuits, Failure, Physics, Electronic equipment, Hardware, Design, Failure mechanisms, Nuclear power, Nuclear power stations, Time series
Proceedings Papers

Optimization of Transient Control Method for RCV System

Yong Qiang Huang, Zhi Lin Chen, Xin Chen, Zheng Gu, Han Min Chen, Run Ze Zhang
Proc. ASME. ICONE29, Volume 1: Nuclear Plant Operation and Maintenance, Engineering and Modification, Operation Life Extension (OLE), and Life Cycle, V001T01A073, August 8–12, 2022
Paper No: ICONE29-93279
DOI: https://doi.org/10.1115/ICONE29-93279
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Topics: Optimization, Transients (Dynamics)
Proceedings Papers

Safety Evaluation of Flowrate Dissymmetry on Nuclear Power Plant Operation

Dongyuan Li, Jinkai Wang, Jiaoshen Xu, Zengpei Zhu, Yaqi Zhang
Proc. ASME. ICONE29, Volume 1: Nuclear Plant Operation and Maintenance, Engineering and Modification, Operation Life Extension (OLE), and Life Cycle, V001T01A072, August 8–12, 2022
Paper No: ICONE29-93277
DOI: https://doi.org/10.1115/ICONE29-93277
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Topics: Nuclear power plant operations, Nuclear reactor coolants, Nucleate boiling, Safety, Accidents, Flow (Dynamics), Nuclear power stations, Pressurized water reactors, Feedwater, Steam
Proceedings Papers

The Research on the Interception Engineering Layout of Active Intercepting and Guiding in Water Intake Open Channel of Nuclear Power Plant

Jia Yang, Ranran Cao, Wei Bai
Proc. ASME. ICONE29, Volume 1: Nuclear Plant Operation and Maintenance, Engineering and Modification, Operation Life Extension (OLE), and Life Cycle, V001T01A053, August 8–12, 2022
Paper No: ICONE29-92760
DOI: https://doi.org/10.1115/ICONE29-92760
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Topics: Flow (Dynamics), Nuclear power stations, Open channels (Hydraulics), Water
Proceedings Papers

Simulation Analysis of Main and Auxiliary Switching and Motor Starting in Nuclear Power Plants

Zhang Xingzhen, Sun Hui
Proc. ASME. ICONE29, Volume 1: Nuclear Plant Operation and Maintenance, Engineering and Modification, Operation Life Extension (OLE), and Life Cycle, V001T01A052, August 8–12, 2022
Paper No: ICONE29-92755
DOI: https://doi.org/10.1115/ICONE29-92755
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Topics: Motors, Nuclear power stations, Simulation, Simulation analysis, Stress