fight friction with plasma
General Topics

Fight friction with plasma

03.05.2017 tribonet 1,024 Views

For road vehicles, wind resistance increases fuel consumption. But one way to fight wind is with wind. Researchers in Sweden are experimenting with reducing drag on trucks with electric wind devices that mimic the way […]

Tohoku_earthquake
General Topics

No Friction – Bad Earthquake

02.05.2017 tribonet 1,880 Views

It is a common trope in disaster movies: an earthquake strikes, causing the ground to rip open and swallow people and cars whole. The gaping earth might make for cinematic drama, but earthquake scientists have […]

General Topics

After the Mystery of Rotary Lip Seals

07.02.2017 F. Xavier Borras 3,193 Views

Lip seals compete with mechanical face seals in sealing oil or grease in rotary shaft applications. Under certain running conditions both kinds of seals can be used however, the latter ones are generally used for […]

grease-image-featured
General Topics

What contributes to thicker grease films ?

27.09.2016 Febin Cyriac 216 Views

A rolling bearing preferably runs under EHL conditions. The film thickness between the rolling elements and the rings is determined by the lubricant properties, operating conditions and bearing design. During the initial phase of operation, […]

SimpleScalingLaws
General Topics

Contact Area vs. Load: Simple Scaling Laws

04.07.2016 Aydar Akchurin 806 Views

“God made the bulk; surfaces were invented by the devil”, a Nobel prize winning physicist Wolfgang Ernst Pauli said. In tribology, as in many other sciences, surface features (asperities, roughness) play an important role. In […]