Figure 1.4.
Whyte Classification of Diesel-Electric Locomotives.
cylinder, highly compressed air reaches a high temperature and
provides the spark that ignites the fuel oil as it is injected into
the cylinder.
Army locomotives are classified under the Whyte Classification
System, according to their wheel arrangement from front to rear.
A
series of digits separated by hyphens specify the total number of
wheels on the axles of each type of truck beginning with the leading
truck, next the driving wheels, and then the trailing truck.
Army
diesel-electric locomotives have neither leading nor trailing trucks;
all wheels are drivers. These locomotives generally have two sets of
either four-wheel or six-wheel trucks.
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