Innocent Kamwa

1. Introduction Wound-rotor induction machines, commonly referred to as slip-ring induction motors, present an enticing solution for applications demanding robust starting torque and precise variable speed control. Their versatility extends across a wide array of industrial sectors, encompassing tasks ranging from crushing, grinding, and conveying to elevating.

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1. Introduction In recent years, global progress, government policies to reduce environmental pollution, and limitations on fossil fuels have led to the recognition of renewable energy sources (RESs) and electric vehicles (EVs) as new active energy sources in the power system [1].