Expression for the real power transfer capacity, Electrical Engineering

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Q. Consider a lossless transmission line with only a series reactance X.

(a) Find an expression for the real power transfer capacity of the transmission system.

(b) What is Pmax (the theoretical steady-state limit of a lossless line), which is the maximum power that the line can deliver?

(c) How could the same expressions be used for a three-phase transmission line?


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