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answered Jul 5 '17

perolofl gravatar image

Vector group Yd5 means 150 degrees phase shift between the two windings. This angle difference it too large for Newton-Raphson as starting point. Solve first with Gauss-Seidel and then continue with Newton!

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Vector group Yd5 means 150 degrees phase shift between the two windings. This angle difference it too large for Newton-Raphson as starting point. point for Newton-Raphson. Solve first with Gauss-Seidel and then continue with Newton!