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Proceedings Papers

Investigation on the Active Learning Optimization on Rotor Dynamics of SCO2 Turbine

Zhaoli Zheng, Jun Wu, Zhiwu Ke, Zhenxing Zhao, Xiaohu Yang, Lu Dai
Proc. ASME. ICONE29, Volume 5: Nuclear Safety, Security, and Cyber Security, V005T05A027, August 8–12, 2022
Paper No: ICONE29-91731
DOI: https://doi.org/10.1115/ICONE29-91731
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Topics: Optimization, Rotordynamics, Supercritical carbon dioxide, Turbines, Rotors, Brayton cycle, Safety, Separation (Technology), Dynamics (Mechanics), Eigenvalues
Proceedings Papers

Optimal Design and Performance Simulation of a Novel Semi-Active Vibration Absorber for Pipeline System of NPP

Zhiguo Wei, Jinlan Gou, Mengran Liao, Shaodan Li, Lu Dai
Proc. ASME. ICONE26, Volume 2: Plant Systems, Structures, Components, and Materials; Risk Assessments and Management, V002T03A021, July 22–26, 2018
Paper No: ICONE26-81741
DOI: https://doi.org/10.1115/ICONE26-81741
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Topics: Design, Nuclear power stations, Pipeline systems, Simulation, Vibration absorbers, Vibration, Excitation, Pipelines, Stiffness, Absorption
Proceedings Papers

Analysis of Unsteady Flow in a Supercritical Carbon Dioxide Radial Compressor Stage

Can Ma, Wei Wang, Jun Wu, Lu Dai
Proc. ASME. ICONE26, Volume 6B: Thermal-Hydraulics and Safety Analyses, V06BT08A037, July 22–26, 2018
Paper No: ICONE26-82183
DOI: https://doi.org/10.1115/ICONE26-82183
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Topics: Compressors, Supercritical carbon dioxide, Unsteady flow, Design, Fluids, Cycles, Diffusers, Flow (Dynamics), Impellers, Brayton cycle
Proceedings Papers

Study on the Mechanism and Characteristics of Transient Noise of the Steam Discharge Pipes

Lu Dai, Zhiguo Wei, Jun Wu, Yong Liu, Can Ma, Qi Xiao
Proc. ASME. ICONE26, Volume 2: Plant Systems, Structures, Components, and Materials; Risk Assessments and Management, V002T03A024, July 22–26, 2018
Paper No: ICONE26-81938
DOI: https://doi.org/10.1115/ICONE26-81938
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Topics: Noise (Sound), Pipes, Steam, Transients (Dynamics), Valves, Flow (Dynamics), Collapse, Energy dissipation, Friction, High pressure (Physics)
Proceedings Papers

Research on Structural Design and Analysis of S-CO 2 Turbine Impeller

Jun Wu, Can Ma, Chunhui Dai, Zhenxing Zhao, Lu Dai, Zhouyang Liu
Proc. ASME. ICONE26, Volume 2: Plant Systems, Structures, Components, and Materials; Risk Assessments and Management, V002T03A008, July 22–26, 2018
Paper No: ICONE26-81267
DOI: https://doi.org/10.1115/ICONE26-81267
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Topics: Impellers, Structural design, Supercritical carbon dioxide, Turbines, Deformation, Stress, Safety, Blades, Brayton cycle, Carbon
Proceedings Papers

Experimental Study on Active Vibration Control for Feed Water Pipeline System of NPP

Zhiguo Wei, Lu Dai, Junrong Wang, Shaodan Li, Qi Xiao
Proc. ASME. ICONE25, Volume 2: Plant Systems, Structures, Components and Materials, V002T03A025, July 2–6, 2017
Paper No: ICONE25-66252
DOI: https://doi.org/10.1115/ICONE25-66252
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Topics: Feedwater, Nuclear power stations, Pipeline systems, Vibration control, Vibration, Pumps, Pipes, Actuators, Clamps (Tools), Condensed matter
Journal Articles

Dynamic Analysis of Circular Cylindrical Shells With General Boundary Conditions Using Modified Fourier Series Method

Lu Dai, Tiejun Yang, W. L. Li, Jingtao Du, Guoyong Jin
Journal: Journal of Vibration and Acoustics
Article Type: Research Papers
J. Vib. Acoust. August 2012, 134(4): 041004.
DOI: https://doi.org/10.1115/1.4005833
Published Online: May 31, 2012
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Topics: Boundary-value problems, Circular cylindrical shells, Fourier series, Shells, Stiffness, Vibration analysis, Vibration, Springs, Dynamic analysis, Mechanical admittance