Method for starting hybrid MMC (Modular Multilevel Converter) including full-bridge submodules
A full-bridge sub-module and hybrid technology, used in output power conversion devices, power transmission AC networks, electrical components, etc. Output voltage, the effect of reducing inrush current
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[0032] In order to make the object, technical solution and advantages of the present invention clearer, the present invention will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the present invention, not to limit the present invention. In addition, the technical features involved in the various embodiments of the present invention described below can be combined with each other as long as they do not constitute a conflict with each other.
[0033] Such as figure 1 As shown, the hybrid MMC includes three phases A, B, and C. Each phase consists of two identical upper and lower bridge arms. Each bridge arm contains N sub-modules, of which F is a full-bridge sub-module, and the remaining H One is a half-bridge sub-module, the sub-modules are connected in cascade, and a bridge arm inductor is connected in series. The half-bridge sub-m...
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