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Proceedings Papers

A Parallel HOFD Scheme for Direct Numerical Simulation of Turbulent Magnetically Driven Flows

X. Ai, B. Q. Li
Proc. ASME. IMECE2001, Heat Transfer: Volume 5 — Computational, Aerospace and Environmental Heat Transfer, 131-140, November 11–16, 2001
Paper No: IMECE2001/HTD-24295
DOI: https://doi.org/10.1115/IMECE2001/HTD-24295
View Paper titled, A Parallel HOFD Scheme for Direct Numerical Simulation of Turbulent Magnetically Driven Flows
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Topics: Computer simulation, Flow (Dynamics), Turbulence, Algorithms, Electromagnetic induction, Engineering simulation, Machinery, Materials processing, Numerical analysis, Pressure gradient
Proceedings Papers

Predicting the Effect of Vibration on Machining Distortion in High-Speed Milling Aerospace Monolithic Components

Q. H. Song, X. Ai, Z. Q. Liu
Proc. ASME. MSEC2010, ASME 2010 International Manufacturing Science and Engineering Conference, Volume 2, 51-55, October 12–15, 2010
Paper No: MSEC2010-34091
DOI: https://doi.org/10.1115/MSEC2010-34091
View Paper titled, Predicting the Effect of Vibration on Machining Distortion in High-Speed Milling Aerospace Monolithic Components
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Topics: Aerospace industry, Chatter, Machining, Milling, Vibration
Proceedings Papers

Stability of Axisymmetric Thermocapillary Flows in an Open Vertical Cylinder With Lateral Heating

B. Xu, X. Ai, B. Q. Li
Proc. ASME. HT2005, Heat Transfer: Volume 3, 413-418, July 17–22, 2005
Paper No: HT2005-72550
DOI: https://doi.org/10.1115/HT2005-72550
View Paper titled, Stability of Axisymmetric Thermocapillary Flows in an Open Vertical Cylinder With Lateral Heating
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Topics: Cylinders, Flow (Dynamics), Heating, Stability, Convection, Boundary-value problems, Fluids, Prandtl number
Proceedings Papers

Discontinuous Finite Element Modeling of Grain Growth Behavior of Polycrystalline Material

Y. Shu, X. Ai, B. Q. Li
Proc. ASME. HT2005, Heat Transfer: Volume 3, 163-168, July 17–22, 2005
Paper No: HT2005-72531
DOI: https://doi.org/10.1115/HT2005-72531
View Paper titled, Discontinuous Finite Element Modeling of Grain Growth Behavior of Polycrystalline Material
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Topics: Finite element analysis, Modeling, Crystals, Solidification
Proceedings Papers

The Discontinuous Finite Element Method for Polycrystalline Grain Growth With Convection

X. Ai, Y. Shu, Ben Q. Li
Proc. ASME. HT2005, Heat Transfer: Volume 3, 169-178, July 17–22, 2005
Paper No: HT2005-72535
DOI: https://doi.org/10.1115/HT2005-72535
View Paper titled, The Discontinuous Finite Element Method for Polycrystalline Grain Growth With Convection
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Topics: Convection, Finite element methods
Proceedings Papers

A Discontinuous Finite Element Analysis of Transient Temperature Response in Semi-Transparent Media Induced by Pulsing Lasers

X. Ai, X. Cui, B. Q. Li
Proc. ASME. HT-FED2004, Volume 2, Parts A and B, 787-797, July 11–15, 2004
Paper No: HT-FED2004-56380
DOI: https://doi.org/10.1115/HT-FED2004-56380
View Paper titled, A Discontinuous Finite Element Analysis of Transient Temperature Response in Semi-Transparent Media Induced by Pulsing Lasers
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Topics: Finite element analysis, Lasers, Temperature, Transients (Dynamics), Transparency, Heat conduction, Numerical analysis, Radiation (Physics), Slabs, Computer simulation
Proceedings Papers

Failure Modes and Mechanisms of Functionally Gradient Ceramic Tools With High Thermal Shock Resistance

J. Zhao, X. Ai
Proc. ASME. MSEC2006, Manufacturing Science and Engineering, Parts A and B, 447-454, October 8–11, 2006
Paper No: MSEC2006-21056
DOI: https://doi.org/10.1115/MSEC2006-21056
View Paper titled, Failure Modes and Mechanisms of Functionally Gradient Ceramic Tools With High Thermal Shock Resistance
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Topics: Ceramics, Failure mechanisms, Thermal shock, Flamelet generated manifold, Functionally graded materials, Cutting, Cutting tools, Design, Wear, Fatigue
Proceedings Papers

Direct Numerical Simulation of Turbulent Flows Using Parallel Computers

X. Ai, B. Q. Li
Proc. ASME. IMECE2002, Fluids Engineering, 375-382, November 17–22, 2002
Paper No: IMECE2002-33040
DOI: https://doi.org/10.1115/IMECE2002-33040
View Paper titled, Direct Numerical Simulation of Turbulent Flows Using Parallel Computers
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Topics: Computer simulation, Computers, Turbulence
Proceedings Papers

A Discontinuous Finite Element Method for Non-Fourier Heat Conduction Problems

X. Ai, B. Q. Li
Proc. ASME. IMECE2003, Heat Transfer, Volume 1, 237-243, November 15–21, 2003
Paper No: IMECE2003-42064
DOI: https://doi.org/10.1115/IMECE2003-42064
View Paper titled, A Discontinuous Finite Element Method for Non-Fourier Heat Conduction Problems
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Topics: Finite element methods, Heat conduction, Waves, Dimensions, Lasers, Reflection, Thin films
Proceedings Papers

Computation and Visualizaion of 3-D Marangoni and Magnetically-Driven Flows in Droplets

Y. Huo, X. Ai, B. Q. Li
Proc. ASME. IMECE2003, Heat Transfer, Volume 1, 305-315, November 15–21, 2003
Paper No: IMECE2003-42822
DOI: https://doi.org/10.1115/IMECE2003-42822
View Paper titled, Computation and Visualizaion of 3-D Marangoni and Magnetically-Driven Flows in Droplets
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Topics: Computation, Drops, Flow (Dynamics), Algorithms, Visualization, Computer simulation, Computers, Steady state, Transients (Dynamics), Turbulence
Proceedings Papers

Linear and Nonlinear Stability of Melt Flows in Induction Channels

X. Ai, B. Q. Li
Proc. ASME. IMECE2003, Fluids Engineering, 91-100, November 15–21, 2003
Paper No: IMECE2003-42065
DOI: https://doi.org/10.1115/IMECE2003-42065
View Paper titled, Linear and Nonlinear Stability of Melt Flows in Induction Channels
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Topics: Electromagnetic induction, Flow (Dynamics), Stability, Bifurcation, Eigenvalues, Channel flow, Electromagnetic radiation, Finite difference methods, Magnetohydrodynamics, Reynolds number
Proceedings Papers

Discontinuous Finite Element Phase-Field Modeling of Solidification Microstructure Formation

Y. Shu, X. Ai, B. Q. Li
Proc. ASME. IMECE2004, Heat Transfer, Volume 3, 419-425, November 13–19, 2004
Paper No: IMECE2004-59565
DOI: https://doi.org/10.1115/IMECE2004-59565
View Paper titled, Discontinuous Finite Element Phase-Field Modeling of Solidification Microstructure Formation
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Topics: Finite element analysis, Modeling, Solidification, Computer simulation, Heat conduction
Proceedings Papers

Discontinuous Finite Element Modeling of Grain Growth Behavior in Various Anisotropy of Surface Energy and Interface Mobility

Y. Shu, X. Ai, B. Q. Li
Proc. ASME. IMECE2005, Heat Transfer, Part A, 845-849, November 5–11, 2005
Paper No: IMECE2005-82829
DOI: https://doi.org/10.1115/IMECE2005-82829
View Paper titled, Discontinuous Finite Element Modeling of Grain Growth Behavior in Various Anisotropy of Surface Energy and Interface Mobility
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Topics: Anisotropy, Finite element analysis, Mechanical admittance, Modeling, Surface energy, Crystals, Solidification
Proceedings Papers

Be´nard-Marangoni Instability in an Open Vertical Cylinder With Lateral Heating

B. Xu, X. Ai, B. Q. Li
Proc. ASME. IMECE2005, Heat Transfer, Part B, 963-968, November 5–11, 2005
Paper No: IMECE2005-81857
DOI: https://doi.org/10.1115/IMECE2005-81857
View Paper titled, Be´nard-Marangoni Instability in an Open Vertical Cylinder With Lateral Heating
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Topics: Cylinders, Heating, Flow (Dynamics), Buoyancy, Eigenvalues, Fluids, Prandtl number, Radiation (Physics), Stability
Journal Articles

Thermocapillary Instabilities of Low Prandtl Number Fluid in a Laterally Heated Vertical Cylinder

B. Xu, X. Ai, B. Q. Li
Journal: Journal of Fluids Engineering
Article Type: Technical Papers
J. Fluids Eng. November 2006, 128(6): 1228–1235.
DOI: https://doi.org/10.1115/1.2353278
Published Online: March 10, 2006
View Article titled, Thermocapillary Instabilities of Low Prandtl Number Fluid in a Laterally Heated Vertical Cylinder
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Topics: Boundary-value problems, Convection, Crystals, Cylinders, Eigenvalues, Finite difference methods, Flow (Dynamics), Fluids, Prandtl number, Stability
Journal Articles

Surface Crack Initiation Under Contact Fatigue: Experimental Observation and Contact Analysis

W. Cheng, H. S. Cheng, L. M. Keer, X. Ai
Journal: Journal of Tribology
Article Type: Research Papers
J. Tribol. October 1993, 115(4): 658–665.
DOI: https://doi.org/10.1115/1.2921690
Published Online: October 1, 1993
View Article titled, Surface Crack Initiation Under Contact Fatigue: Experimental Observation and Contact Analysis
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Topics: Fatigue, Surface cracks, Electrical discharge machining, Pressure, Stress analysis (Engineering), Fracture (Materials), Friction, Geometry, Lubrication, Simulation