Overview

Date of Document: October 2020
Author: Andrew Matheaus
Based on: SAE 2020-01-0800
Evaluation of Cylinder Deactivation on a Class 8 Truck over Light Load Cycles

Summary

Southwest Research Institute is pleased to present a white paper on Cylinder Deactivation (CDA) in heavy duty diesel engines. This paper explains how CDA works, where it is used on the engine operating map, and shares some expected results. 

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Presenting a primer covering cylinder deactivation in heavy duty diesel engines