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Proceedings Papers

Comparison of K-Solutions of Rectangular Flaw With Semi-Elliptical Flaw for PWSCC Growth Analysis

Kiminobu Hojo, David Rudland
Proc. ASME. ICONE31, Volume 5: Nuclear Safety, Security, and Cyber Security; Nuclear Codes, Standards, Licensing, and Regulatory Issues, V005T06A009, August 4–8, 2024
Publisher: American Society of Mechanical Engineers
Paper No: ICONE31-136517
https://doi.org/10.1115/ICONE31-136517
View Paper titled, Comparison of K-Solutions of Rectangular Flaw With Semi-Elliptical Flaw for PWSCC Growth Analysis
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Topics: ASME Standards, Coolants, Fracture (Materials), Japan Society of Mechanical Engineers, JSME Standards, Metals, Pipes, Shapes, Stress corrosion cracking, Surges
Proceedings Papers

Study of Iodine-Induced Stress Corrosion Cracking of CZ2 Alloy

Lin Shi, Changyuan Gao, Guoliang Zhang, Guocheng Sun, Xu Wang, Liutao Chen, Jun Tan
Proc. ASME. ICONE29, Volume 2: Nuclear Fuel and Material, Reactor Physics and Transport Theory, and Fuel Cycle Technology, V002T02A091, August 8–12, 2022
Publisher: American Society of Mechanical Engineers
Paper No: ICONE29-93835
https://doi.org/10.1115/ICONE29-93835
View Paper titled, Study of Iodine-Induced Stress Corrosion Cracking of CZ2 Alloy
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Topics: Alloys, Fracture (Materials), Fracture (Process), Stress corrosion cracking
Proceedings Papers

Numerical Study of the Effect of δ-Ferrite on Crack-Tip Mechanical Field

Yule Wu, Lefu Zhang
Proc. ASME. ICONE29, Volume 2: Nuclear Fuel and Material, Reactor Physics and Transport Theory, and Fuel Cycle Technology, V002T02A060, August 8–12, 2022
Publisher: American Society of Mechanical Engineers
Paper No: ICONE29-92656
https://doi.org/10.1115/ICONE29-92656
View Paper titled, Numerical Study of the Effect of δ-Ferrite on Crack-Tip Mechanical Field
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Topics: Ferrites (Magnetic materials), Fracture (Materials), Stress, Cracking (Materials), Fracture (Process), Embrittlement, Finite element analysis, Finite element methods, Finite element model, High temperature
Proceedings Papers

Effect of Surface Machining on Stress Corrosion Cracking Sensitivity of 304L and 316L Austenite Stainless Steel

Huanchun Wu, Xinming Meng, Yaolei Han, Yanwei Zhang, Qunjia Peng
Proc. ASME. ICONE29, Volume 5: Nuclear Safety, Security, and Cyber Security, V005T05A011, August 8–12, 2022
Publisher: American Society of Mechanical Engineers
Paper No: ICONE29-90466
https://doi.org/10.1115/ICONE29-90466
View Paper titled, Effect of Surface Machining on Stress Corrosion Cracking Sensitivity of 304L and 316L Austenite Stainless Steel
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Topics: Deformation, High pressure (Physics), High temperature, Machining, Stainless steel, Stress corrosion cracking, Water
Proceedings Papers

Research on Crack Resistance of Nuclear Grade Nickel-Based Alloy Welding Materials

Ying Ao, Changzheng Xu, Guo He, Zhanpeng Lv, Ping Zhu, Maolong Zhang, Jiasheng Zou
Proc. ASME. ICONE29, Volume 10: Advanced Methods of Manufacturing for Nuclear Reactors and Components, V010T10A004, August 8–12, 2022
Publisher: American Society of Mechanical Engineers
Paper No: ICONE29-89321
https://doi.org/10.1115/ICONE29-89321
View Paper titled, Research on Crack Resistance of Nuclear Grade Nickel-Based Alloy Welding Materials
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Topics: Alloys, Crystals, Ductility, Fracture (Materials), Fracture (Process), Nickel, Stress corrosion cracking, Welding
Proceedings Papers

Study on Ultrasonic Inspection Technology of Fastening Bolts of Reactor Internals

Jianbang Tang, Yukun Wu, Weiqiang Wang, Guanbing Ma, Chenming Zeng, Junlong Xu
Proc. ASME. ICONE29, Volume 1: Nuclear Plant Operation and Maintenance, Engineering and Modification, Operation Life Extension (OLE), and Life Cycle, V001T01A048, August 8–12, 2022
Publisher: American Society of Mechanical Engineers
Paper No: ICONE29-92644
https://doi.org/10.1115/ICONE29-92644
View Paper titled, Study on Ultrasonic Inspection Technology of Fastening Bolts of Reactor Internals
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Topics: Inspection, Nuclear power stations, Nondestructive evaluation, Design, High pressure (Physics), High temperature, In-service inspection, Irradiation (Radiation exposure), Nuclear fuels, Probes
Proceedings Papers

Optimizing Material/Component Fabrication Processing for Improving Service Performance in Nuclear Power Plant Coolants

Zhanpeng Lu
Proc. ASME. ICONE29, Volume 10: Advanced Methods of Manufacturing for Nuclear Reactors and Components, V010T10A030, August 8–12, 2022
Publisher: American Society of Mechanical Engineers
Paper No: ICONE29-92321
https://doi.org/10.1115/ICONE29-92321
View Paper titled, Optimizing Material/Component Fabrication Processing for Improving Service Performance in Nuclear Power Plant Coolants
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Topics: Coolants, Cracking (Materials), Fracture (Process), Manufacturing, Nuclear power stations, Pressurized water reactors, Stress corrosion cracking
Proceedings Papers

Prediction and Uncertainty Analysis of Stress Corrosion Fraction Failure Probability for Pressurized Water Reactor Materials

Deyan Kong, Xu Liu, Jie Cheng, Jianjun Wang, Jinqiang Zhang, Dingyong Chen, Qingzhao Li, Yanting Liu
Proc. ASME. ICONE29, Volume 13: Risk Assessments and Management, V013T13A029, August 8–12, 2022
Publisher: American Society of Mechanical Engineers
Paper No: ICONE29-91951
https://doi.org/10.1115/ICONE29-91951
View Paper titled, Prediction and Uncertainty Analysis of Stress Corrosion Fraction Failure Probability for Pressurized Water Reactor Materials
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Topics: Chaos, Failure, Polynomials, Pressurized water reactors, Probability, Stress corrosion cracking, Uncertainty analysis
Proceedings Papers

Evaluations of TiO 2 Deposition on Structure Surfaces and Water Radiolysis for the Corrosive Environment in a Reactor Pressure Vessel

Takashi Mawatari, Yasushi Yamamoto, Osamu Shibasaki, Takahiro Hara, Yusuke Horayama, Junichi Takagi
Proc. ASME. ICONE28, Volume 1: Operating Plant Challenges, Successes, and Lessons Learned; Nuclear Plant Engineering; Advanced Reactors and Fusion; Small Modular and Micro-Reactors Technologies and Applications, V001T02A032, August 4–6, 2021
Publisher: American Society of Mechanical Engineers
Paper No: ICONE28-64931
https://doi.org/10.1115/ICONE28-64931
View Paper titled, Evaluations of TiO 2 Deposition on Structure Surfaces and Water Radiolysis for the Corrosive Environment in a Reactor Pressure Vessel
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Topics: Electrolytic corrosion, Reactor vessels, Stress corrosion cracking, Titanium dioxide, Water
Proceedings Papers

Evaluations of TiO 2 Deposition on Structure Surfaces and Water Radiolysis for the Corrosive Environment in a Reactor Pressure Vessel

Takashi Mawatari, Yasushi Yamamoto, Osamu Shibasaki, Takahiro Hara, Yusuke Horayama, Junichi Takagi
Proc. ASME. ICONE2020, Volume 1: Beyond Design Basis; Codes and Standards; Computational Fluid Dynamics (CFD); Decontamination and Decommissioning; Nuclear Fuel and Engineering; Nuclear Plant Engineering, V001T06A013, August 4–5, 2020
Publisher: American Society of Mechanical Engineers
Paper No: ICONE2020-16405
https://doi.org/10.1115/ICONE2020-16405
View Paper titled, Evaluations of TiO 2 Deposition on Structure Surfaces and Water Radiolysis for the Corrosive Environment in a Reactor Pressure Vessel
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Topics: Reactor vessels, Stress corrosion cracking, Titanium dioxide, Water, Flow (Dynamics), Computational fluid dynamics, Resolution (Optics), Risk, Boiling water reactors, Catalysts
Proceedings Papers

Development of a Device for Detecting Helium Leaks From Canisters: Part 2 — Numerical Analysis of Temperature Behavior During Gas Leaks From a Canister of a 1/4.5 Scale Cask Model

Kosuke Shimizu, Hirofumi Takeda, Masanori Goto
Proc. ASME. ICONE26, Volume 6A: Thermal-Hydraulics and Safety Analyses, V06AT08A037, July 22–26, 2018
Publisher: American Society of Mechanical Engineers
Paper No: ICONE26-81417
https://doi.org/10.1115/ICONE26-81417
View Paper titled, Development of a Device for Detecting Helium Leaks From Canisters: Part 2 — Numerical Analysis of Temperature Behavior During Gas Leaks From a Canister of a 1/4.5 Scale Cask Model
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Topics: Helium, Leakage, Numerical analysis, Temperature, Computational fluid dynamics, Heat transfer, Pressure, Sensors, Concretes, Computer software
Proceedings Papers

Development of Device for Detecting Helium Leak From Canister: Part 1 — Experiment on Temperature Behavior During Gas Leak From Canister of 1/4.5 Scale Cask Model

Hirofumi Takeda, Masanori Goto
Proc. ASME. ICONE26, Volume 6A: Thermal-Hydraulics and Safety Analyses, V06AT08A047, July 22–26, 2018
Publisher: American Society of Mechanical Engineers
Paper No: ICONE26-81477
https://doi.org/10.1115/ICONE26-81477
View Paper titled, Development of Device for Detecting Helium Leak From Canister: Part 1 — Experiment on Temperature Behavior During Gas Leak From Canister of 1/4.5 Scale Cask Model
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Topics: Helium, Leakage, Temperature, Concretes, Pressure, Sensors, Metals, Sealing (Process), Storage, Heat flux
Proceedings Papers

Crack Growth Safety Assessment of Overlay Weld on the Ω Seal for Control Rod Drive Mechanism

Jiacheng Luo, Yong Zhang, Pengzhou Li, Juan Luo, Lei Sun
Proc. ASME. ICONE25, Volume 4: Nuclear Safety, Security, Non-Proliferation and Cyber Security; Risk Management, V004T06A036, July 2–6, 2017
Publisher: American Society of Mechanical Engineers
Paper No: ICONE25-67615
https://doi.org/10.1115/ICONE25-67615
View Paper titled, Crack Growth Safety Assessment of Overlay Weld on the Ω Seal for Control Rod Drive Mechanism
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Topics: Fracture (Materials), Overlays (Materials engineering), Safety, Pressure, Stress corrosion cracking, Computational methods, Coolants, Cycles, Design, Fatigue
Proceedings Papers

Machine GTAW Ambient Temperature Temper Bead Technique for Ni-Based Weld Overlay Repairs of Nuclear Components: Assessment of Hydrogen Cracking by Implant Test

Marcello Consonni, Claire Verdon
Proc. ASME. ICONE25, Volume 1: Operations and Maintenance, Engineering, Modifications, Life Extension, Life Cycle and Balance of Plant; I&C, Digital Controls, and Influence of Human Factors, V001T01A031, July 2–6, 2017
Publisher: American Society of Mechanical Engineers
Paper No: ICONE25-67160
https://doi.org/10.1115/ICONE25-67160
View Paper titled, Machine GTAW Ambient Temperature Temper Bead Technique for Ni-Based Weld Overlay Repairs of Nuclear Components: Assessment of Hydrogen Cracking by Implant Test
Open the PDF for Machine GTAW Ambient Temperature Temper Bead Technique for Ni-Based Weld Overlay Repairs of Nuclear Components: Assessment of Hydrogen Cracking by Implant Test in another window
Topics: Gas tungsten arc welding, Hydrogen embrittlement, Machinery, Maintenance, Overlays (Materials engineering), Temperature, Heating, Welding, Cracking (Materials), Fracture (Process)
Proceedings Papers

Root Cause Analysis of a Leak Off Tube of the Primary Loop in a CANDU 6 Unit

Liang Zhao, Kunjie Luo
Proc. ASME. ICONE25, Volume 1: Operations and Maintenance, Engineering, Modifications, Life Extension, Life Cycle and Balance of Plant; I&C, Digital Controls, and Influence of Human Factors, V001T01A022, July 2–6, 2017
Publisher: American Society of Mechanical Engineers
Paper No: ICONE25-66710
https://doi.org/10.1115/ICONE25-66710
View Paper titled, Root Cause Analysis of a Leak Off Tube of the Primary Loop in a CANDU 6 Unit
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Topics: Leakage, Root cause analysis, Fracture (Materials), Fluids, Corrosion, Design, Fatigue cracks, Heat, Maintenance, Stress corrosion cracking
Proceedings Papers

Stress Improvement by Laser Peening in the Air

Souichi Ueno, Akihiro Tsuji, Hiroyuki Adachi, Tatsuya Naito
Proc. ASME. ICONE25, Volume 1: Operations and Maintenance, Engineering, Modifications, Life Extension, Life Cycle and Balance of Plant; I&C, Digital Controls, and Influence of Human Factors, V001T01A025, July 2–6, 2017
Publisher: American Society of Mechanical Engineers
Paper No: ICONE25-66754
https://doi.org/10.1115/ICONE25-66754
View Paper titled, Stress Improvement by Laser Peening in the Air
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Topics: Laser hardening, Stress, Lasers, Water, Irradiation (Radiation exposure), Nozzles, Alloys, Density, Laser beams, Abrasion
Proceedings Papers

The Research on Ultrasonic Testing Technology for Bottom Part of Reactor Pressure Vessel

Ge Liang, Xu Xuguang, Cai Jiafan, Cheng Zhaoyu
Proc. ASME. ICONE25, Volume 1: Operations and Maintenance, Engineering, Modifications, Life Extension, Life Cycle and Balance of Plant; I&C, Digital Controls, and Influence of Human Factors, V001T01A027, July 2–6, 2017
Publisher: American Society of Mechanical Engineers
Paper No: ICONE25-66984
https://doi.org/10.1115/ICONE25-66984
View Paper titled, The Research on Ultrasonic Testing Technology for Bottom Part of Reactor Pressure Vessel
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Topics: Reactor vessels, Ultrasonic testing, Probes, Inspection, Alloys, Nuclear power stations, Accuracy and precision, Circuits, Corrosion, Design
Proceedings Papers

The Root Cause Analysis of the Bolt Fracture in the Nuclear Power Plant Essential Service Water System

Li Nan, Lao Yi, Che Yinhui
Proc. ASME. ICONE25, Volume 1: Operations and Maintenance, Engineering, Modifications, Life Extension, Life Cycle and Balance of Plant; I&C, Digital Controls, and Influence of Human Factors, V001T01A047, July 2–6, 2017
Publisher: American Society of Mechanical Engineers
Paper No: ICONE25-67885
https://doi.org/10.1115/ICONE25-67885
View Paper titled, The Root Cause Analysis of the Bolt Fracture in the Nuclear Power Plant Essential Service Water System
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Topics: Fracture (Materials), Fracture (Process), Nuclear power stations, Root cause analysis, Water, Corrosion, Pumps, Heat treating (Metalworking), Spectroscopy, Stainless steel
Proceedings Papers

In-Service Inspection Technology Research on CANOPY Seal Weld of Control Rod Drive Mechanism in PWR

Zhou Lifeng, Cheng Zhaoyu, Cai Jiafan, Tang Yi
Proc. ASME. ICONE25, Volume 1: Operations and Maintenance, Engineering, Modifications, Life Extension, Life Cycle and Balance of Plant; I&C, Digital Controls, and Influence of Human Factors, V001T01A028, July 2–6, 2017
Publisher: American Society of Mechanical Engineers
Paper No: ICONE25-66999
https://doi.org/10.1115/ICONE25-66999
View Paper titled, In-Service Inspection Technology Research on CANOPY Seal Weld of Control Rod Drive Mechanism in PWR
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Topics: In-service inspection, Pressurized water reactors, Fracture (Materials), Inspection, ASME Standards, Failure, Probes, Signals, Testing, Water
Proceedings Papers

Data Compiling and Analysis of Oxide Film Growth on Nickel-Base Alloys in High Temperature Water

Xiangkun Ru, Zhanpeng Lu, Junjie Chen, Hao Peng, Qi Xiong, Jiarong Ma
Proc. ASME. ICONE25, Volume 2: Plant Systems, Structures, Components and Materials, V002T03A090, July 2–6, 2017
Publisher: American Society of Mechanical Engineers
Paper No: ICONE25-67254
https://doi.org/10.1115/ICONE25-67254
View Paper titled, Data Compiling and Analysis of Oxide Film Growth on Nickel-Base Alloys in High Temperature Water
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Topics: Alloys, High temperature, Nickel, Water, Indium alloys, Iron, Film thickness, Fittings, Hydrogen, Oxidation