Wind power plant power distribution optimization method considering overall efficiency and energy impedance

The invention relates to a wind power plant power distribution optimization method considering overall efficiency and energy impedance, and the method comprises the steps: comprehensively considering the operation benefit and energy loss according to the basic data and prediction data of a wind power plant, and building an optimization model with the maximum overall efficiency of the wind power plant as a target, the overall ideal active power of the wind power plant is obtained by adopting a BP neural network algorithm; then, deciding whether the power of each gathering line needs to be adjusted or not according to the accumulation result of the m time periods; and finally, under the guidance of a decision result, further establishing an optimization mathematical model taking the minimum energy impedance of the gathering lines as a target, and realizing refined distribution of power of each gathering line by adopting a global iterative algorithm. The method has the beneficial effects that the energy impedanc