Wind turbine generator yaw control wake flow model correction method based on fluid mechanics

The invention provides a wind turbine generator yaw control wake flow model correction method based on hydromechanics, which comprises the following steps: establishing a wind turbine system griddingmodel in a computational domain to obtain an actuating line grid unit; calculating the volume force of the actuating line model according to the actuating line grid units to obtain the volume force ofthe actuating line model; according to the actuating line model volume force, solving a control equation based on the large eddy simulation turbulence model to obtain a wind turbine generator wake flow field; according to the wake flow field of the wind turbine generator, adjusting calculating parameters to obtain yaw control wake flow fields of the single wind turbine generator under different conditions; and counting the yaw control wake flow fields of a plurality of single wind turbine generators to form yaw control wake flow model correction parameters, and correcting the yaw control wakeflow model. The technical