Distributed power generation system and island detection method and device and converter thereof
A technology for distributed power generation and island detection, which is applied in the field of devices, converters, and island detection methods, can solve problems such as small detection blind spots, complex control, and reduced power generation efficiency of grid-connected equipment, so as to avoid the increase of harmonic content, The effect of overcoming detection blind spots
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[0053] The following will clearly and completely describe the technical solutions in the embodiments of the application with reference to the drawings in the embodiments of the application. Apparently, the described embodiments are only some of the embodiments of the application, not all of them. Based on the embodiments in this application, all other embodiments obtained by persons of ordinary skill in the art without creative efforts fall within the protection scope of this application.
[0054] The embodiment of the present application provides an islanding detection method, device, converter and distributed power generation system, which can quickly and accurately detect the occurrence of the islanding effect, basically eliminate detection blind spots, avoid increasing harmonic content and reduce grid connection in the system The power generation efficiency of the equipment.
[0055] See figure 1 , is a schematic diagram of Embodiment 1 of the island detection method prov...
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