Deformed Surface
Computational Tribology

Contact Pressure For Rough Surfaces: A Tutorial

08.11.2017 tribonet 386 Views
In this article, a calculation of contact pressure in a rough contact is discussed. The calculation is done using a Tribology Simulator software, which is available for download here (its free to use). The simulator […]
Contact mechanics challenge
Computational Tribology

Contact mechanics challenge results

09.10.2017 tribonet 249 Views
The Contact-Mechanics Challenge completed In late 2015 we posed the Contact-Mechanics Challenge. This has now been completed and the winner is—the field of tribology. BECAUSE TRIBOLOGY IS THE STUDY OF contacting bodies in relative motion, […]
balls bouncing colours
Computational Tribology

Computer matches Humans at predicting How Objects Move

02.08.2017 tribonet 84 Views
“3-D physics engine” from the Computer Science and Artificial Intelligence Laboratory simulates the human brain to infer physical properties. We humans take for granted our remarkable ability to predict things that happen around us. For […]
Tribofilm Growth
Advanced Materials

Zeroing in on ZDDP tribofilm growth

31.07.2017 tribonet 271 Views
Models for the stress-activated growth of tribofilms from ZDDP were modified to include wear. TWO RECENT CUTTING EDGE ARTICLES reported on work that showed the growth rates of tribofilms from ZDDP were accelerated by contact […]
modeling simulation front FEM
Computational Tribology

Say “modeling” not “simulation”

24.07.2017 tribonet 962 Views
Richard M. Stallman, founder and president of the Free Software Foundation and founding father of the GNU Project, has a long been repeating “say GNU, not Linux” although he has not had much success. In the same sense, from this corner […]
wear particle
Computational Tribology

Adhesive wear model: particle by particle

23.07.2017 tribonet 1,047 Views
10.07.17 – An EPFL study has deepened our understanding of the fine particles produced by adhesive wear. This breakthrough could lead to cost savings and environmental benefits. Adhesive wear occurs when two surfaces – such […]
Computational Tribology

Virtual laboratory: Fast, flexible and exact

08.07.2017 tribonet 111 Views
The mechanical properties of sheet metal materials are directional: their deformation behavior and their strength differ significantly depending on the viewing direction, for example in the direction of rolling or transversely to it. Numerous complex […]