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Andreas Almqvist
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Journal Articles

Effect of Entrainment Sliding Direction to the Traction Coefficient for Elastohydrodynamic Lubrication Elliptical Contacts in the Linear Isothermal Region

Yuko Higashitani, Sanemasa Kawabata, Marcus Björling, Andreas Almqvist
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research Papers
J. Tribol. December 2024, 146(12): 124102.
Paper No: TRIB-24-1050
https://doi.org/10.1115/1.4065661
Published Online: August 30, 2024
View Article titled, Effect of Entrainment Sliding Direction to the Traction Coefficient for Elastohydrodynamic Lubrication Elliptical Contacts in the Linear Isothermal Region
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Topics: Film thickness, Lubricants, Pressure, Traction, Elastohydrodynamic lubrication
Journal Articles

Semi-Analytical Model for 3D Multilayered Rolling Contact Problems With Different Creepage Combinations

Yinhu Xi, Bo Li, Andreas Almqvist
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research Papers
J. Tribol. April 2024, 146(4): 044103.
Paper No: TRIB-22-1393
https://doi.org/10.1115/1.4063063
Published Online: January 12, 2024
View Article titled, Semi-Analytical Model for 3D Multilayered Rolling Contact Problems With Different Creepage Combinations
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Topics: Coatings, Elastic moduli, Particle spin, Rolling contact, Rotation, Spin (Aerodynamics), Stress, Traction, Displacement, Computer simulation
Journal Articles

A Stress-State-Dependent Sliding Wear Model for Micro-Scale Contacts

Jamal Choudhry, Andreas Almqvist, Braham Prakash, Roland Larsson
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research Papers
J. Tribol. November 2023, 145(11): 111702.
Paper No: TRIB-23-1080
https://doi.org/10.1115/1.4063082
Published Online: August 16, 2023
View Article titled, A Stress-State-Dependent Sliding Wear Model for Micro-Scale Contacts
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Topics: Damage, Deformation, Fracture (Materials), Fracture (Process), Particulate matter, Stress, Surface roughness, Temperature, Wear, Microscale devices
Journal Articles

A New Approach for Studying Cavitation in Lubrication

Andreas Almqvist, John Fabricius, Roland Larsson, Peter Wall
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research-Article
J. Tribol. January 2014, 136(1): 011706.
Paper No: TRIB-13-1121
https://doi.org/10.1115/1.4025875
Published Online: November 20, 2013
View Article titled, A New Approach for Studying Cavitation in Lubrication
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Topics: Cavitation, Lubrication, Pressure, Flow (Dynamics), Bulk modulus, Bearings
Journal Articles

Similarities and Differences Between the Flow Factor Method by Patir and Cheng and Homogenization

Andreas Almqvist, John Fabricius, Andrew Spencer, Peter Wall
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research Papers
J. Tribol. July 2011, 133(3): 031702.
https://doi.org/10.1115/1.4004078
Published Online: July 28, 2011
View Article titled, Similarities and Differences Between the Flow Factor Method by Patir and Cheng and Homogenization
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Topics: Flow (Dynamics), Lubrication, Surface roughness, Film thickness
Journal Articles

Homogenization of the Reynolds Equation Governing Hydrodynamic Flow in a Rotating Device

Andreas Almqvist
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research Papers
J. Tribol. April 2011, 133(2): 021705.
https://doi.org/10.1115/1.4003650
Published Online: March 23, 2011
View Article titled, Homogenization of the Reynolds Equation Governing Hydrodynamic Flow in a Rotating Device
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Topics: Film thickness, Flow (Dynamics), Friction, Load bearing capacity, Lubrication, Surface roughness, Torque, Bearings, Computation, Pressure
Proceedings Papers

A Cavitation Algorithm for Arbitrary Lubricant Compressibility

Fredrik Sahlin, Andreas Almqvist, Sergei Glavatskih, Roland Larsson
Proc. ASME. WTC2005, World Tribology Congress III, Volume 1, 541-542, September 12–16, 2005
Publisher: American Society of Mechanical Engineers
Paper No: WTC2005-63940
https://doi.org/10.1115/WTC2005-63940
View Paper titled, A Cavitation Algorithm for Arbitrary Lubricant Compressibility
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Topics: Algorithms, Cavitation, Compressibility, Lubricants, Density, Pressure, Cavities, High pressure (Physics), Surface roughness
Proceedings Papers

An Abbott Curve Based Rough Surface Contact Mechanics Approach

Andreas Almqvist, Fredrik Sahlin, Roland Larsson
Proc. ASME. WTC2005, World Tribology Congress III, Volume 1, 397-398, September 12–16, 2005
Publisher: American Society of Mechanical Engineers
Paper No: WTC2005-64038
https://doi.org/10.1115/WTC2005-64038
View Paper titled, An Abbott Curve Based Rough Surface Contact Mechanics Approach
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Topics: Contact mechanics, Surface roughness, Bearings, Mechanical properties, Simulation