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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

Study on Breakdown Features and Characteristics of Film at the Corrugated Plate Corner

Bo Wang, Bowen Chen, Bingzheng Ke, Ru Li, Gongqing Wang, Ruifeng Tian, Chuan Lu

Proc. ASME. ICONE2020, Volume 3: Student Paper Competition; Thermal-Hydraulics; Verification and Validation, V003T13A002, August 4–5, 2020

Paper No: ICONE2020-16005

DOI: https://doi.org/10.1115/ICONE2020-16005

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Topics: Corners (Structural elements), Film thickness, Separation (Technology), Steam, Water, Air flow, Flow (Dynamics), Liquid films, Reynolds number, Boilers

Proceedings Papers

Time Series Clustering and Classification for Uncertainty Analysis by MAAP5 Code

Ikuo Kinoshita

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, V001T01A009, August 4–5, 2020

Paper No: ICONE2020-16437

DOI: https://doi.org/10.1115/ICONE2020-16437

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Topics: Time series, Uncertainty analysis, Uncertainty, Hydrogen, Errors, Regression models, Algorithms, Damage, Fuels

Proceedings Papers

Weakly Supervised Deep Neural Network for Bearing Fault Diagnosis

Daisuke Miki, Kazuyuki Demachi

Proc. ASME. ICONE2020, Volume 2: Nuclear Policy; Nuclear Safety, Security, and Cyber Security; Operating Plant Experience; Probabilistic Risk Assessments; SMR and Advanced Reactors, V002T08A035, August 4–5, 2020

Paper No: ICONE2020-16380

DOI: https://doi.org/10.1115/ICONE2020-16380

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Topics: Artificial neural networks, Bearings, Fault diagnosis, Signals, Time series, Vibration, Failure, Flaw detection, Artificial intelligence, Feature extraction

Proceedings Papers

Seismic Time History Data Precision and Time Interval Requirement

Dali Li

Paper No: ICONE2020-16594

DOI: https://doi.org/10.1115/ICONE2020-16594

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Topics: Acceptance criteria, Design, Dynamic analysis, Earthquake resistant design, Spectra (Spectroscopy), Spectral energy distribution, Time series

Proceedings Papers

A New Data Driven Method for Monitoring a Large Number of Process Values and Detecting Anomaly Signs With a Two-Stage Model Composed of a Time Window Autoencoder and a Deviation Autoencoder

Susumu Naito, Yasunori Taguchi, Yuichi Kato, Kouta Nakata, Ryota Miyake, Isaku Nagura, Shinya Tominaga, Toshio Aoki

Paper No: ICONE2020-16150

DOI: https://doi.org/10.1115/ICONE2020-16150

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Topics: Boiling water reactors, Machine learning, Noise (Sound), Nuclear power stations, Temperature, Time series, Transients (Dynamics)

Proceedings Papers

Incorporation of the Radioactive Interinfluence in Multi-Unit Seismic PRA

Shuhei Matsunaka, Chikahiro Sato, Manabu Watanabe

Proc. ASME. ICONE26, Volume 2: Plant Systems, Structures, Components, and Materials; Risk Assessments and Management, V002T14A014, July 22–26, 2018

Paper No: ICONE26-81928

DOI: https://doi.org/10.1115/ICONE26-81928

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Topics: Accident management, Accidents, Containment, Containment vessels, Damage, Earthquakes, Evaluation methods, Fukushima nuclear disaster, Japan, 2011, Hazards, Nuclear power stations

Proceedings Papers

Development of Malicious Hand Behaviors Detection Method by Movie Analysis

Kazuyuki Demachi, Shi Chen

Proc. ASME. ICONE26, Volume 4: Nuclear Safety, Security, and Cyber Security; Computer Code Verification and Validation, V004T06A020, July 22–26, 2018

Paper No: ICONE26-81643

DOI: https://doi.org/10.1115/ICONE26-81643

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Topics: Accidents, Algorithms, Artificial neural networks, Countermeasures, Delays, Design, Fukushima nuclear disaster, Japan, 2011, Machine learning, Maintenance, Matlab

Proceedings Papers

The Safety Analysis of Multiple Method Fusion on Reactor Scram Subsystem

Hua Liu, Zhaohui Liu, Xiaohua Yang, Shiyu Yan, Zhi Chen

Proc. ASME. ICONE26, Volume 6B: Thermal-Hydraulics and Safety Analyses, V06BT08A059, July 22–26, 2018

Paper No: ICONE26-82453

DOI: https://doi.org/10.1115/ICONE26-82453

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Topics: Safety, Scram, Failure mode and effects analysis, Failure, Computer software, Design, Hardware, Accidents, Chain, Complex systems

Proceedings Papers

Development of Numerical Simulation for Jet Breakup Behavior in Complicated Structure of BWR Lower Plenum: (4) Multi-Channel Experimental Analysis by Detailed Two-Phase Analysis Code TPFIT

Takayuki Suzuki, Hiroyuki Yoshida, Fumihisa Nagase, Yutaka Abe, Akiko Kaneko

Proc. ASME. ICONE22, Volume 6: Nuclear Education, Public Acceptance and Related Issues; Instrumentation and Controls (I&C); Fusion Engineering; Beyond Design Basis Events, V006T15A010, July 7–11, 2014

Paper No: ICONE22-30154

DOI: https://doi.org/10.1115/ICONE22-30154

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Topics: Boiling water reactors, Computer simulation, Experimental analysis, Simulation, Accidents, Flow (Dynamics), Shapes, Computational fluid dynamics, Evaluation methods, Fukushima nuclear disaster, Japan, 2011

Proceedings Papers

Development of Prediction Technology of Two-Phase Flow Dynamics Under Earthquake Acceleration: (14) Numerical Simulation of Two-Phase Flow in Subchannels Under Accelerating Condition

Hiroyuki Yoshida, Taku Nagatake, Kazuyuki Takase, Akiko Kaneko, Hideaki Monji, Yutaka Abe

Proc. ASME. ICONE22, Volume 2A: Thermal Hydraulics, V02AT09A014, July 7–11, 2014

Paper No: ICONE22-30153

DOI: https://doi.org/10.1115/ICONE22-30153

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Topics: Computer simulation, Dynamics (Mechanics), Earthquakes, Two-phase flow, Porosity, Bubbly flow, Bubbles, Safety, Nuclear reactors, Oscillations

Proceedings Papers

Development of Numerical Simulation for Jet Breakup Behavior in Complicated Structure of BWR Lower Plenum: 1 — Preliminary Analysis of Jet Breakup Behavior in Complicated Structure by TPFIT

Takayuki Suzuki, Hiroyuki Yoshida, Fumihisa Nagase, Yutaka Abe, Akiko Kaneko

Proc. ASME. ICONE21, Volume 6: Beyond Design Basis Events; Student Paper Competition, V006T15A012, July 29–August 2, 2013

Paper No: ICONE21-15744

DOI: https://doi.org/10.1115/ICONE21-15744

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Topics: Boiling water reactors, Computer simulation, Simulation, Accidents, Flow (Dynamics), Shapes, Computational fluid dynamics, Containment vessels, Evaluation methods, Fukushima nuclear disaster, Japan, 2011

Proceedings Papers

Study of Surrogate Data Method for Chaos Identification of Natural Circulation Flow Oscillation Under Rolling Motion

Wenchao Zhang, Sichao Tan, Puzhen Gao, Pengfei Zhang, Yanguang Yang

Proc. ASME. ICONE21, Volume 6: Beyond Design Basis Events; Student Paper Competition, V006T16A014, July 29–August 2, 2013

Paper No: ICONE21-15542

DOI: https://doi.org/10.1115/ICONE21-15542

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Topics: Chaos, Flow (Dynamics), Oscillations, Time series, Dimensions, Flow instability, Principal component analysis

Proceedings Papers

Development of Prediction Technology of Two-Phase Flow Dynamics Under Earthquake Acceleration: 10 — Numerical Prediction of Velocity Profile Around Bubble Under Accelerating Condition

Hiroyuki Yoshida, Taku Nagatake, Kazuyuki Takase, Akiko Kaneko, Hideaki Monji, Yutaka Abe

Proc. ASME. ICONE21, Volume 4: Thermal Hydraulics, V004T09A024, July 29–August 2, 2013

Paper No: ICONE21-15259

DOI: https://doi.org/10.1115/ICONE21-15259

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Topics: Bubbles, Dynamics (Mechanics), Earthquakes, Two-phase flow, Bubbly flow, Safety, Flow (Dynamics), Nuclear reactors, Porosity, Pipes

Proceedings Papers

Quantitative Characterization of Long-Period Fluctuations in a Turbulent Bubbly Flow by Using a Four-Tip Optical Fiber Probe

Takayuki Saito, Ryota Imaizumi

Proc. ASME. ICONE18, 18th International Conference on Nuclear Engineering: Volume 4, Parts A and B, 1293-1300, May 17–21, 2010

Paper No: ICONE18-30360

DOI: https://doi.org/10.1115/ICONE18-30360

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Topics: Bubbly flow, Fluctuations (Physics), Optical fiber, Probes, Turbulence, Porosity, Bubbles, Flow (Dynamics), Pipes, Time series

Proceedings Papers

Non-Linear Time Series Analysis of the Infuence of Rolling Motion on Natural Circulation System

Wenchao Zhang, Sichao Tan, Puzhen Gao

Proc. ASME. ICONE18, 18th International Conference on Nuclear Engineering: Volume 4, Parts A and B, 383-387, May 17–21, 2010

Paper No: ICONE18-29351

DOI: https://doi.org/10.1115/ICONE18-29351

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Topics: Time series

Proceedings Papers

Prony’s Method for BWR Stability Analysis

Rogelio Castillo-Dura´n, Javier Ortiz-Villafuerte, Jose´ Ramo´n Rami´rez-Sa´nchez, Javier C. Palacios-Herna´ndez, Gabriel Calleros-Micheland, Carlos Filio-Lo´pez

Proc. ASME. ICONE17, Volume 3: Thermal Hydraulics; Current Advanced Reactors: Plant Design, Construction, Workforce and Public Acceptance, 595-598, July 12–16, 2009

Paper No: ICONE17-75723

DOI: https://doi.org/10.1115/ICONE17-75723

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Topics: Boiling water reactors, Stability, Flow (Dynamics), Fuels, Power uprate, Transients (Dynamics), Coolants, Manufacturing, Boiling, Damping

Proceedings Papers

Transient Response of BWR Core Flow During Simulated Generator Load Rejection Event

Masahiro Furuya, Takashi Hara, Shinya Mizokami

Proc. ASME. ICONE17, Volume 3: Thermal Hydraulics; Current Advanced Reactors: Plant Design, Construction, Workforce and Public Acceptance, 625-631, July 12–16, 2009

Paper No: ICONE17-75763

DOI: https://doi.org/10.1115/ICONE17-75763

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Topics: Boiling water reactors, Flow (Dynamics), Generators, Stress, Transients (Dynamics), Boiling, Pressure, Two-phase flow, Control equipment, Heat flux

NARROW

A Weakly Supervised Time Series Analysis Framework for Anomaly Detection in Nuclear Power Plants

A Statistical Approach to Quantify Taylor Microscale for Turbulent Flow Surrogate Model

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

Study on Breakdown Features and Characteristics of Film at the Corrugated Plate Corner

Time Series Clustering and Classification for Uncertainty Analysis by MAAP5 Code

Weakly Supervised Deep Neural Network for Bearing Fault Diagnosis

Seismic Time History Data Precision and Time Interval Requirement

A New Data Driven Method for Monitoring a Large Number of Process Values and Detecting Anomaly Signs With a Two-Stage Model Composed of a Time Window Autoencoder and a Deviation Autoencoder

Incorporation of the Radioactive Interinfluence in Multi-Unit Seismic PRA

Development of Malicious Hand Behaviors Detection Method by Movie Analysis

The Safety Analysis of Multiple Method Fusion on Reactor Scram Subsystem

Development of Numerical Simulation for Jet Breakup Behavior in Complicated Structure of BWR Lower Plenum: (4) Multi-Channel Experimental Analysis by Detailed Two-Phase Analysis Code TPFIT

Development of Prediction Technology of Two-Phase Flow Dynamics Under Earthquake Acceleration: (14) Numerical Simulation of Two-Phase Flow in Subchannels Under Accelerating Condition

Development of Numerical Simulation for Jet Breakup Behavior in Complicated Structure of BWR Lower Plenum: 1 — Preliminary Analysis of Jet Breakup Behavior in Complicated Structure by TPFIT

Study of Surrogate Data Method for Chaos Identification of Natural Circulation Flow Oscillation Under Rolling Motion

Development of Prediction Technology of Two-Phase Flow Dynamics Under Earthquake Acceleration: 10 — Numerical Prediction of Velocity Profile Around Bubble Under Accelerating Condition

Quantitative Characterization of Long-Period Fluctuations in a Turbulent Bubbly Flow by Using a Four-Tip Optical Fiber Probe

Non-Linear Time Series Analysis of the Infuence of Rolling Motion on Natural Circulation System

Prony’s Method for BWR Stability Analysis

Transient Response of BWR Core Flow During Simulated Generator Load Rejection Event

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