What is a three-cylinder car?

[Tyra]

A three-cylinder car refers to a vehicle equipped with a three-cylinder engine. The fundamental principle of a three-cylinder engine involves converting the chemical energy of gasoline or diesel into thermal energy. This is achieved by igniting the compressed air-fuel mixture within the sealed cylinders, causing expansion that drives the pistons, thereby transforming thermal energy into mechanical energy. Its primary application is to power traditional internal combustion engine vehicles as well as hybrid electric vehicles. A three-cylinder engine consists of three cylinders, three pistons, and three connecting rods. It is characterized by lighter weight and more compact dimensions compared to larger engines. The reduced mass contributes to improved fuel efficiency and lower exhaust emissions, while the smaller size facilitates the integration of hybrid systems. Many hybrid vehicles utilize three-cylinder engines.