Grid-connected inverter based on DSP

Grid-connected inverter based on DSP

The utility model relates to a grid-connected inverter based on a DSP, and belongs to the technical field of power system new energy grid connection. The system comprises a DC power supply module, an inverter bridge circuit, a filter, a current detection module, a DC side current protection module,...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: SHAN JIESHAN, ZHU LIANG, ZENG FANG, CHANG YONG, DONG JUN, CAI ZILONG, SHU HONGCHUN, SONG JIAN
Format: Patent
Sprache:chi ; eng
Schlagworte:
APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC,OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWERSUPPLY SYSTEMS
CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTINGELECTRIC POWER
CONTROL OR REGULATION THEREOF
CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUTPOWER
CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
ELECTRICITY
GENERATION
SYSTEMS FOR STORING ELECTRIC ENERGY
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Beschreibung
Zusammenfassung:The utility model relates to a grid-connected inverter based on a DSP, and belongs to the technical field of power system new energy grid connection. The system comprises a DC power supply module, an inverter bridge circuit, a filter, a current detection module, a DC side current protection module, an isolation driving module, a fault detection module, a DSP and a power grid access module. The DC power supply module is connected with the inverter bridge circuit and the DC side current protection module, the inverter bridge circuit is connected with the filter, the filter is connected with the current detection module and the power grid access module, the current detection module is connected with the DSP control module through an A/D port, the power grid access module is connected with the DSP control module through a CAP2, and the DSP control module is connected with the DC side current protection module. The DC side current protection module is connected with the isolation driving module, the isolation driv