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Proceedings Papers

Experimental Demonstration of a Novel Elastohydrodynamic Seal Concept for sCO 2 Turbomachinery

Mohammad Fuad Hassan, Hanping Xu, Mohammad Towhidul Islam, Sevki Cesmeci, Shuangbiao Liu, Aaron Harcrow, Ali Akbor Topu, Md Wasif Hasan, Jonah Henry, Joshua Bunting, David Dewis, Jing Tang
Proc. ASME. IMECE2023, Volume 9: Fluids Engineering, V009T10A065, October 29–November 2, 2023
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2023-114172
https://doi.org/10.1115/IMECE2023-114172
View Paper titled, Experimental Demonstration of a Novel Elastohydrodynamic Seal Concept for sCO 2 Turbomachinery
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Topics: Supercritical carbon dioxide, Turbomachinery, Leakage, Temperature, High pressure (Physics), Pressure, Clearances (Engineering), Cycles, Energy generation, Energy sustainability
Proceedings Papers

Experimental Analysis of an Elastohydrodynamic Seal for Supercritical Carbon Dioxide Turbomachinery

Jonah Henry, Hanping Xu, Mohammad Fuad Hassan, Sevki Cesmeci, Mohammad Towhidul Islam, Shuangbiao Liu, Jing Tang
Proc. ASME. POWER2023, ASME Power Applied R&D 2023, V001T04A004, August 6–8, 2023
Publisher: American Society of Mechanical Engineers
Paper No: POWER2023-108781
https://doi.org/10.1115/POWER2023-108781
View Paper titled, Experimental Analysis of an Elastohydrodynamic Seal for Supercritical Carbon Dioxide Turbomachinery
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Topics: Experimental analysis, Supercritical carbon dioxide, Turbomachinery, Leakage, Pressure, Temperature, High pressure (Physics), Clearances (Engineering), Cycles, Energy generation
Journal Articles

Contacting Micro Asperity of a Deformable Surface

Shuangbiao Liu, Nicole Dorcy, Q. Jane Wang, Yip-Wah Chung, Stephen Berkebile
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research Papers
J. Tribol. November 2023, 145(11): 111501.
Paper No: TRIB-22-1432
https://doi.org/10.1115/1.4062576
Published Online: July 17, 2023
View Article titled, Contacting Micro Asperity of a Deformable Surface
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Topics: Pressure, Surface roughness, Finite element analysis, Plasticity
Journal Articles

Flow Continuity of Isothermal Elastohydrodynamic Point-Contact Lubrication Under Different Numerical Iteration Configurations

Liangwei Qiu, Shuangbiao Liu, Zhijian Wang, Xiaoyang Chen
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research Papers
J. Tribol. March 2022, 144(3): 031603.
Paper No: TRIB-21-1164
https://doi.org/10.1115/1.4051318
Published Online: June 15, 2021
View Article titled, Flow Continuity of Isothermal Elastohydrodynamic Point-Contact Lubrication Under Different Numerical Iteration Configurations
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Topics: Film thickness, Flow (Dynamics), Pressure, Computation, Relaxation (Physics)
Journal Articles

In-Depth Exploration of the Multigrid Method to Simulate Elastohydrodynamic Line Lubrications With Smooth, Wavy, and Rough Surfaces

Shuangbiao Liu, Liangwei Qiu, Xiaoyang Chen
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research Papers
J. Tribol. December 2021, 143(12): 121602.
Paper No: TRIB-20-1556
https://doi.org/10.1115/1.4050426
Published Online: March 29, 2021
View Article titled, In-Depth Exploration of the Multigrid Method to Simulate Elastohydrodynamic Line Lubrications With Smooth, Wavy, and Rough Surfaces
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Topics: Cavitation, Film thickness, Flow (Dynamics), Pressure, Relaxation (Physics), Stress, Surface roughness, Cycles
Journal Articles

Influences of Iteration Details on Flow Continuities of Numerical Solutions to Isothermal Elastohydrodynamic Lubrication With Micro-Cavitations

Shuangbiao Liu, Liangwei Qiu, Zhijian Wang, Xiaoyang Chen
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research Papers
J. Tribol. October 2021, 143(10): 101601.
Paper No: TRIB-20-1419
https://doi.org/10.1115/1.4049327
Published Online: January 22, 2021
View Article titled, Influences of Iteration Details on Flow Continuities of Numerical Solutions to Isothermal Elastohydrodynamic Lubrication With Micro-Cavitations
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Topics: Errors, Flow (Dynamics), Pressure, Relaxation (Physics), Cavitation, Film thickness
Journal Articles

Hydrodynamic Lubrication of Thrust Bearings with Rectangular Fixed-Incline-Pads

Shuangbiao Liu, Libin Mou
Journal: Journal of Tribology
Publisher: ASME
Article Type: Technical Briefs
J. Tribol. April 2012, 134(2): 024503.
https://doi.org/10.1115/1.4006022
Published Online: April 12, 2012
View Article titled, Hydrodynamic Lubrication of Thrust Bearings with Rectangular Fixed-Incline-Pads
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Topics: Lubrication, Pressure, Separation (Technology), Thrust bearings, Bearings, Bessel functions, Boundary-value problems, Bearing design
Proceedings Papers

A Fast Method for Solving Contact Plasticity in a Half Space

Zhanjiang Wang, Xiaoqing Jin, Shuangbiao Liu, Leon M. Keer, Jian Cao, Q. Jane Wang
Proc. ASME. IJTC2011, ASME/STLE 2011 Joint Tribology Conference, 293-294, October 24–26, 2011
Publisher: American Society of Mechanical Engineers
Paper No: IJTC2011-61147
https://doi.org/10.1115/IJTC2011-61147
View Paper titled, A Fast Method for Solving Contact Plasticity in a Half Space
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Topics: Plasticity, Fast Fourier transforms, Mirrors, Residual stresses
Journal Articles

A Simple Method to Calculate Contact Factor Used in Average Flow Model

Fanming Meng, Q. Jane Wang, Diann Hua, Shuangbiao Liu
Journal: Journal of Tribology
Publisher: ASME
Article Type: Technical Briefs
J. Tribol. April 2010, 132(2): 024505.
https://doi.org/10.1115/1.4001195
Published Online: April 26, 2010
View Article titled, A Simple Method to Calculate Contact Factor Used in Average Flow Model
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Topics: Density, Film thickness, Fittings, Flow (Dynamics), Probability, Surface roughness, Lubrication
Journal Articles

Analytical Solution to the Hydrodynamic Lubrication of Fan-Shaped Thrust Step Bearings

Shuangbiao Liu, W. Wayne Chen, Diann Y. Hua
Journal: Journal of Tribology
Publisher: ASME
Article Type: Technical Briefs
J. Tribol. April 2010, 132(2): 024504.
https://doi.org/10.1115/1.4001013
Published Online: April 6, 2010
View Article titled, Analytical Solution to the Hydrodynamic Lubrication of Fan-Shaped Thrust Step Bearings
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Topics: Bearings, Flow (Dynamics), Lubrication, Pressure, Stress, Thrust
Proceedings Papers

Hydrodynamic Pressure of Thrust Step Bearings

Shuangbiao Liu, W. Wayne Chen, Diann Y. Hua
Proc. ASME. IJTC2009, ASME/STLE 2009 International Joint Tribology Conference, 475-477, October 19–21, 2009
Publisher: American Society of Mechanical Engineers
Paper No: IJTC2009-15041
https://doi.org/10.1115/IJTC2009-15041
View Paper titled, Hydrodynamic Pressure of Thrust Step Bearings
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Topics: Bearings, Pressure, Thrust, Lubrication, Laplace equations, Stress
Journal Articles

Three-Dimensional Semiperiodic Line Contact–Periodic in Contact Length Direction

Shuangbiao Liu, Diann Y. Hua
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research Papers
J. Tribol. April 2009, 131(2): 021408.
https://doi.org/10.1115/1.3084237
Published Online: March 9, 2009
View Article titled, Three-Dimensional Semiperiodic Line Contact–Periodic in Contact Length Direction
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Topics: Algorithms, Displacement, Pressure, Stress, Contact mechanics, Surface roughness, Cushioning materials, Rollers, Texture (Materials)
Proceedings Papers

Extension of Hertzian Theory for Bodies With a Single Coating

Shuangbiao Liu, Qian Wang
Proc. ASME. TRIB2003, Contact Mechanics, 63-64, October 26–29, 2003
Publisher: American Society of Mechanical Engineers
Paper No: 2003-TRIB-0267
https://doi.org/10.1115/2003-TRIB-0267
View Paper titled, Extension of Hertzian Theory for Bodies With a Single Coating
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Topics: Coating processes, Coatings, Numerical analysis
Proceedings Papers

Numerical Modeling of Surface Temperature Rising on Imperfect Sliding Electrical Contact

Wan-Sik Kim, Shuangbiao Liu, Q. Jane Wang, Mark Asta, Herbert S. Cheng
Proc. ASME. WTC2005, World Tribology Congress III, Volume 1, 889-890, September 12–16, 2005
Publisher: American Society of Mechanical Engineers
Paper No: WTC2005-64142
https://doi.org/10.1115/WTC2005-64142
View Paper titled, Numerical Modeling of Surface Temperature Rising on Imperfect Sliding Electrical Contact
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Topics: Computer simulation, Temperature, Surface roughness, Heating, Joules, Contact resistance, Electric current, Fast Fourier transforms, Flux (Metallurgy), Heat
Proceedings Papers

Wear Behavior of W-DLC Coating Under Reciprocating Sliding Motion

Shuangbiao Liu, Diann Y. Hua, Lucy Whittaker, Steven C. Taylor
Proc. ASME. WTC2005, World Tribology Congress III, Volume 1, 77-78, September 12–16, 2005
Publisher: American Society of Mechanical Engineers
Paper No: WTC2005-63364
https://doi.org/10.1115/WTC2005-63364
View Paper titled, Wear Behavior of W-DLC Coating Under Reciprocating Sliding Motion
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Topics: Coatings, Wear, Tungsten, Diamond films, Durability, Lubrication, Reliability, Steel, Wear resistance
Proceedings Papers

Thermo-Electro-Mechanical Simulation of Aluminum-Steel Imperfect Electrical Contact With Extremely High Interfacial Temperature

Wan-Sik Kim, Shuangbiao Liu, Q. Jane Wang, Leon M. Keer
Proc. ASME. WTC2005, World Tribology Congress III, Volume 1, 259-260, September 12–16, 2005
Publisher: American Society of Mechanical Engineers
Paper No: WTC2005-63369
https://doi.org/10.1115/WTC2005-63369
View Paper titled, Thermo-Electro-Mechanical Simulation of Aluminum-Steel Imperfect Electrical Contact With Extremely High Interfacial Temperature
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Topics: Aluminum, Simulation, Steel, Temperature, Boundary-value problems, Fast Fourier transforms, Algorithms, Displacement, Frequency response, Pressure
Journal Articles

Fast Fourier Transform Based Numerical Methods for Elasto-Plastic Contacts of Nominally Flat Surfaces

W. Wayne Chen, Shuangbiao Liu, Q. Jane Wang
Journal: Journal of Applied Mechanics
Publisher: ASME
Article Type: Research Papers
J. Appl. Mech. January 2008, 75(1): 011022.
https://doi.org/10.1115/1.2755158
Published Online: February 15, 2008
View Article titled, Fast Fourier Transform Based Numerical Methods for Elasto-Plastic Contacts of Nominally Flat Surfaces
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Topics: Algorithms, Displacement, Pressure, Stress, Surface roughness, Fast Fourier transforms, Fourier transforms
Journal Articles

An Elastohydrodynamic Lubrication Model for Coated Surfaces in Point Contacts

Yuchuan Liu, W. Wayne Chen, Dong Zhu, Shuangbiao Liu, Q. Jane Wang
Journal: Journal of Tribology
Publisher: ASME
Article Type: Technical Papers
J. Tribol. July 2007, 129(3): 509–516.
https://doi.org/10.1115/1.2736433
Published Online: February 2, 2007
View Article titled, An Elastohydrodynamic Lubrication Model for Coated Surfaces in Point Contacts
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Topics: Coating processes, Coatings, Deformation, Film thickness, Pressure, Viscosity, Elastohydrodynamic lubrication, Lubrication, Frequency response, Friction
Journal Articles

Contact Analyses for Bodies With Frictional Heating and Plastic Behavior

Vincent Boucly, Daniel Ne´lias, Shuangbiao Liu, Q. Jane Wang, Leon M. Keer
Journal: Journal of Tribology
Publisher: ASME
Article Type: Article
J. Tribol. April 2005, 127(2): 355–364.
https://doi.org/10.1115/1.1843851
Published Online: April 7, 2005
View Article titled, Contact Analyses for Bodies With Frictional Heating and Plastic Behavior
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Topics: Displacement, Pressure, Stress, Thermoelasticity, Heating, Temperature, Theorems (Mathematics), Contact mechanics
Journal Articles

Elastic Fields due to Eigenstrains in a Half-Space

Shuangbiao Liu, Qian Wang
Journal: Journal of Applied Mechanics
Publisher: ASME
Article Type: Technical Papers
J. Appl. Mech. November 2005, 72(6): 871–878.
https://doi.org/10.1115/1.2047598
Published Online: March 24, 2005
View Article titled, Elastic Fields due to Eigenstrains in a Half-Space
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Topics: Algorithms, Fast Fourier transforms, Stress, Thermal expansion, Contact mechanics, Displacement, Thermoelasticity, Numerical analysis