Comparative study of hybrid electric vehicle control strategies for improved drivetrain efficiency analysis

Stimulated by the urgent need for clean energy generation, improvised energy management strategies/control strategies for hybrid electric vehicles, plug-in hybrid electric vehicles, and all-electric vehicles are attracting much research interest. This paper presents the classification and study of various control strategies used in hybrid electric vehicles. Comparison of different control strategies with their advantages and disadvantages are also summarized, which provide novel directions for further developments.