H-bridge cascaded statcom deadbeat control method based on discrete state observer and sliding mode observer
A sliding mode observer, deadbeat control technology, applied in reactive power adjustment/elimination/compensation, flexible AC transmission systems, etc., can solve problems such as control method limitations, improve compensation performance, improve dynamic accuracy, reduce The effect of harmonics
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[0027] Specific implementation mode one: the following combination figure 1 Describe this embodiment, the H-bridge cascaded STATCOM deadbeat control method based on discrete state observer and sliding mode observer described in this embodiment, the specific process of this method is:
[0028] Step 1. According to the circuit structure of H-bridge cascaded STATCOM, obtain a simple mathematical model in the three-phase coordinate system:
[0029] L di a dt = u sa - u a - Ri a ...
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