▶ Watch On-Demand | 45 Minutes

On-Demand Session: Electro-Mechanical Tribology and the Influence of Roughness and Lubrication

Learn how researchers are refining numerical models to understand lubricant behavior at electrified contacts
Watch Now | 42 Minutes

Electro-Mechanical Tribology and the Influence of Roughness and Lubrication

Presented by Robert L. Jackson, Ph.D., Professor of Mechanical Engineering, Auburn University (November 14, 2024)

       PRESENTATION HIGHLIGHTS:

  • [00:01:58] Background on Electrical Connectors and Nanoparticles in Lubricants
  • [00:07:10] Setup and Results of Reciprocating Test
  • [00:11:30]Background on Damage from Electric Current in Electric Vehicles
  • [00:18:03] Setup and Results of Electrified Rolling Contact Tribotesting
  • [00:24:15] Comparison of Different Lubricant Formulations
  • [00:27:01] Updated Setup for Full-Rotation Testing 
  • [00:29:38] Models for Transient EHL Film Thickness 
  • [00:32:59] Stamping Measurements of Real Contact Area
  • [00:34:22] Rationalization and Prediction of Pitting Damage
  • [00:39:22] Conclusion 
Watch Now | 3 Minutes

Question and Answer

       PRESENTATION HIGHLIGHTS:

  • [00:00:00] Have you looked into nanoparticle suspension in non-grease fluids?
  • [00:00:57] Have you looked into testing different surface roughness of materials and then seeing the corresponding damage?
  • [00:01:56] Have you thought of modeling other contact conditions?