The present invention relates to efficiency enhancement equipment, for solar photovoltaic power equipment, having a two-phase flow generating nozzle and, more specifically, to efficiency enhancement equipment for solar photovoltaic power equipment, the efficiency enhancement equipment having a two-phase flow generating nozzle, which facilitates the adjustment of a left and right rotation angle, and contributing to efficiency enhancement of the solar photovoltatic power equipment by improving spray efficiency, and the efficiency enhancement equipment for solar photovoltaic power equipment, according to the present invention, improves conveniences of assembly, coupling, and installation by using the two-phase flow generating nozzle having a comparably simple structure, and has improved spray efficiency by facilitating the adjustment of the left and right rotation angle of the two-phase flow generating nozzle.
