Power control method for wind power and photovoltaic combined power generation

A power control method for wind power and photovoltaic combined power generation, comprising:

• step 1:
• obtaining wind parameters and light intensity parameters of a wind power photovoltaic combined power generation system, and simultaneously obtaining a current operation characteristic of the power generation system;
• step 2:
• determining a first power adjustment amount for the power generation system based on the wind parameters, and determining a second power adjustment amount for the power generation system based on the light intensity parameters;
• step 3:
• obtaining an optimal power ratio condition under the current operation characteristic;
• step 4:
• determining a power control instruction for a current power output value of the power generation system based on the first power adjustment amount and the second power adjustment amount according to the optimal power ratio condition, and performing power control on power units in the power generation system;
• wherein, the obtaining a current operation characteristic of the power generation system comprises:
• obtaining a first connection layout of a wind power photovoltaic receiving end and a second connection layout of a wind power photovoltaic converting end in the power generation system;
• determining current wind collection data and current light collection data, and simultaneously determining a wind battery pack usage situation and a light battery pack usage situation in the power generation system;
• performing a first processing on the current wind collection data and the wind battery pack usage situation based on the first connection layout and the second connection layout, and simultaneously performing a second processing the current light collection data and the light battery pack usage situation;
• determine a first target power according to the wind battery pack usage situation, and simultaneously determining a second target power according to the light battery pack usage situation;
• comparing the first target power and the second target power with a mode power of a current working mode of the power generation system to determine a power difference sequence group of the power generation system;
• determining a collection-use sequence group according to a first processing result and a second processing result;
• determining the current operation characteristic of the power generation system based on the power difference sequence group and based on the collection-use sequence group.