Control system for grid connection of photovoltaic inverter circuit
The control system for grid connection of the photovoltaic inverter circuit comprises a photovoltaic panel group string, a booster circuit, a bus, an inverter circuit, a sampling circuit, a first controller and a second controller, the photovoltaic panel group string is connected with the booster ci...
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| creator | ZHU YONGGANG ZHENG XIGUI LYU GANGLEI ZHANG LI JIANG LINGLING |
| description | The control system for grid connection of the photovoltaic inverter circuit comprises a photovoltaic panel group string, a booster circuit, a bus, an inverter circuit, a sampling circuit, a first controller and a second controller, the photovoltaic panel group string is connected with the booster circuit; the booster circuit is connected with the inverter circuit through a bus; the sampling circuit collects the output power, the bus voltage and the bus current of the photovoltaic panel group string; the sampling circuit transmits collected power information, current information and voltage information to the first controller, the first controller transmits received signals to the second controller, and the second controller outputs PWM with different duty ratios to the booster circuit and the inverter circuit. According to the single-pole and double-pole MPPT control system for grid connection of the photovoltaic inverter circuit, grid connection of output of a photovoltaic panel string can be realized, inver |
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| language | chi ; eng |
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| subjects | CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTINGELECTRIC POWER CONVERSION OR DISTRIBUTION OF ELECTRIC POWER ELECTRICITY GENERATION SYSTEMS FOR STORING ELECTRIC ENERGY |
| title | Control system for grid connection of photovoltaic inverter circuit |
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