tribology hydrodynamic lubrication lubricant rotary seals shaft shear heating friction turbine simulation spring wear rate stern tube seals machinery sealing wear leakage seals ball bearings reynolds journal bearings shear thrust bearing hydropower pad comsol hl heating pressure build-up tehl load carrying capacity ehl finite elements reciprocating seals roughness lifespan tribosystem static sealing pv-value rotor pressure life bearings thrust bearings gears simulations thin film flow piston rings introduction cloud computing energy hyrodynamics thurst bearing shear stress multi-body
Tout plus