What are the classifications of locomotives?

1 Answers
DiJonathan
07/30/25 12:02am
There are mainly four methods for classifying locomotives. Classification by power source: Locomotives can be divided into thermal locomotives and electric locomotives based on their power systems. The main difference between them is that one uses electric power to drive the locomotive while the other uses thermal power. Classification by purpose: According to their purposes, locomotives can be categorized into passenger locomotives, freight locomotives, dual-purpose locomotives (for both passenger and freight), general-purpose locomotives, shunting locomotives, and industrial/mining locomotives. Classification by running gear form: Based on the form of running gear, locomotives can be divided into frame-type locomotives and bogie-type locomotives. Classification by body style: According to body style, locomotives can be classified into hood-type bodies and cab-type bodies.
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