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Variable Speed (VS) Pumped Storage Plants (PSP) equipped with large asynchronous (Doubly-Fed Induction) machines is an emerging technology nowadays. Motoring mode of operation of Doubly-Fed Induction Machine (DFIM) is essential and techno-economical in this application due to: (i) its uniqueness in active power controllability, (ii) bulk power handing capability with less rated power converters in...