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Variable speed break system (tandem) using two digital controlled Simoregk (Siemens)
thyristor bridges (500 A each), to accomplish an electrical  break system of 512 kW in total.
The braking power of the measured turbine will be fitted through
the 4-quadrant converter, back in the main.
[E.M.P. Technical University of Athens-Greece (Prof. Dr.  PAPAHLIOY)]

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