Low frequency model predictive control method based on hybrid modular multilevel converter
A modular multi-level, model predictive control technology, applied in the direction of converting AC power input to DC power output, electrical components, output power conversion devices, etc., to achieve the effect of suppressing circulating current, clear physical model, and reducing the switching frequency of the system
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[0030] The present invention will be described in detail below through specific steps in conjunction with the drawings.
[0031] In order to make the technical problems, technical solutions, and control effects solved by the present invention clearer, the following describes the present invention in further detail with reference to the accompanying drawings and specific embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention, but not to limit the present invention.
[0032] The invention provides a low-frequency model predictive control method based on a hybrid modular multilevel converter, which is suitable for high-voltage and high-power occasions. The method is based on a system discrete model and proposes a model composed of upper, middle and lower three-layer control Predictive control strategy.
[0033] figure 1 It is the topological structure diagram of the hybrid modular multilevel converter. Hybrid...
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