UPQC control system based on time lag compensation and control method thereof
A control method and time-delay technology, applied in output power conversion devices, conversion equipment that can be converted to DC without intermediate conversion, biological neural network models, etc., can solve command signal lag, three-phase unbalance, dynamic response Wait for the question
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[0059] A UPQC system based on time lag compensation, comprising a power grid (1), characterized in that: the system also includes a series transformer (2), a load (3), a first filtering module (4), and a second filtering module (5) , voltage inverter (6), current inverter (7), harmonic voltage detection module (8), UPQC compensation calculation module (9), harmonic current detection module (10), harmonic prediction neural network Module (11), three-phase voltage current shot (12), three-phase voltage previous shot (13), three-phase voltage front n shot (14), three-phase current current shot (15), three-phase current previous shot ( 16), three-phase current front n beats (17), voltage drive circuit module (18), current drive circuit module (19), voltage sensor (20), current sensor (21) and parallel transformer (22);
[0060]The power grid (1) is connected to the series transformer (2), and the series transformer (2) is connected to the load (3) to complete the power grid (1) to...
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