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Automobile & Transportation

Automotive EGR System

Exhaust gas recirculation (EGR) is a NOx emission control technique applicable to a wide range of diesel engines from light-, medium- and heavy-duty diesel engines right up to two-stroke low-speed marine engines. The configuration of an EGR system depends on the required EGR rate and other demands of the particular application.

Types
EGR Valves · EGR Coolers · EGR Sensors
Applications
Diesel Engine · Gasoline Engine

5 editions9 January 2026

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Automobile & Transportation

Automotive Chassis Dynamometers

Automotive chassis dynamometer, sometimes called a rolling road is a device used for vehicle testing and development. It uses a roller assembly to simulate a road in a controlled environment, usually inside a building.

Types
Single Roller · Multi Roller
Applications
Passenger Vehicle · Commercial Vehicle

5 editions21 December 2025

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APO Research, Inc.