Page 60 - 2019 Technical NMT Hybrid4
P. 60
HYBRID4 – Model Outline – Hybrid Powertrain – Prius AWD
Q510 lubrication
Fluid catch tank Differential Ring Gear
Counter Driven Gear
Oil level height varies
with vehicle speed
Initial oil level
High speed oil level
Scraping Lubrication
Vehicle Oil Level Effect
Speed Differential Counter Driven
Ring Gear Gear
Stop — — Immerse the motor in oil and positively cool the motor.
High
Low Speed Small Large Suppress the oil agitation resistance on the rotating body.
The oil agitation of the counter driven gear is reduced.
High Speed Large Small Low Mainly scraping lubrication with a relatively low rotation
differential ring gear realizes low drag.
