Electric Vehicule Tribology plays a crucial role in ensuring the efficiency and durability of modern electric vehicles. The comprehensive understanding of Electric Vehicule Tribology greatly benefits both performance and reliability enhancements.

Module Features

  • Several electrified tribology and mechanical test modes
  • e-Traction, e-4 Ball, e-Reciprocating, e-Rotary, e-Fretting
  • e-Twin Roller and e-3 Roller (Rolling Sliding Pitting)
  • DC mode, AC mode, with Impedance, spark studies
  • Closed-loop temperature control
  • Highly versatile load and speed range

What is electric vehicle tribology ?

Electric vehicle tribology is a specialized branch of tribology. It focuses on studying the friction, wear, and lubrication of components specific to electric and hybrid vehicles (EVs). Furthermore, studying electrified tribology is essential for optimizing the performance and longevity of electrified systems. Standard information gathered from EV tribology testing includes detailed insights into Electric Vehicule Tribology aspects:

  • Change in lubricant film properties due to the effect of charge carried by the fluid
  • Effect of EDM or arcing on friction
  • Study of stray current (pitting, loose particles, brittle materials)
  • Effect of higher temperature at the interface
  • Tribology associated with higher operational speed
  • Development of specialized materials and lubricants tailored to withstand unique mechanical and electrical stresses

Rtec-Instruments’ electrified tribology solutions :

Our range of tribology testing equipment for electric vehicles includes modules and platforms configured for the full spectrum of electrified testing — from linear reciprocating and block-on-ring to rotary, fretting, and twin-roller setups. Furthermore, these systems support multiple electrified tribology modes and consequently cover a wide range of EV-specific applications. Features include a specific focus on Electric Vehicule Tribology for research and development purposes.

  • Multiple electrified tribology modes
  • DC and AC modes with impedance measurement, spark and arcing studies.
  • Closed-loop temperature control paired with high speed and versatile load ranges.
  • Purpose-built for EV tribology: bearings, e-axles, seals, connectors, coatings, thermal fluids and specialized lubricants.

Electrified MFT-5000 Platform

Rtec Instruments’ MFT-5000 offers a versatile platform for conducting multiple EV tribology tests. Above all, its comprehensive capabilities make it highly valuable for Electric Vehicule Tribology studies. Furthermore, it encompasses a range of common electrified applications, some of which are highlighted below.

Electrified linear reciprocating tribometer module with electric current contacts for EV lubricant and e-motor bearing testing – Rtec Instruments

Linear Reciprocating

Up to 80 Hz speed

Electrified mini traction ball-on-disk module with electric current contacts for EV lubricant traction coefficient testing – Rtec Instruments

Traction Module

Up to 200 N, 6 to -6 m/s

Electrified rotary tribometer module with electric current contacts for EV e-motor bearing and lubricant testing – Rtec Instruments

Rotary

Speeds up to 9000 RPM

Electrified block-on-ring tribometer module with electric current contacts for EV bearing gear and shaft interface lubricant testing – Rtec Instruments

Block On Ring, Bearings

Up to 6000 RPM

Electrified 4-ball tribometer module with electric current contacts for EV gear oil and lubricant extreme pressure testing – Rtec Instruments

4-Ball, Thrust Washer

Up to 10,000N tests

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Electrified fretting module for MFT tribometer with electrical contact measurement capability

Fretting, HFRR, SRV

From 10 µm to 4.0 mm stroke

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