Glossary Of Hybrid Technology Terms - Lexus RX 400h Hybrid Overview

Glossary of Hybrid
Technology Terms
AC
Electrical current that reverses its flow in a circuit at regular intervals.
The RX 400h's electric motors operate on AC current.
DC
Electrical current that flows continuously in one direction. The RX 400h's hybrid
battery and 12-volt battery provide DC current.
motors operate at their most efficient points regardless of the vehicle's speed.
The ECVT in the RX 400h provides seamless acceleration without the shift
points felt with conventional transmissions. The front electric motor/generators
and the planetary gear set are part of the ECVT, which has fewer parts than a
conventional automatic transmission.
H Y B R I D O V E R V I E W
12-volt Battery
The low-voltage battery that provides electrical
power to accessories and the vehicle's computer,
similar to the battery of a conventional vehicle.
Electronically-controlled Continuously Variable
Transmission (ECVT)
A type of transmission with an infinite number of gear
ratios that change depending on vehicle
speed and engine rpm. As a result, the engine and the
Engine
In a hybrid vehicle, the word "engine" refers to the
gasoline engine, not an electric motor.
The gasoline-powered 3.3L V-6 is the primary
power source for the RX 400h.
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RX 400h
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RX 400h