According to the application environment and characteristics of the electrical wiper for high-speed EMU and based on the need for product design,an electrical wiper system has been developed.This article studies in depth the drive system,the execution system,the control system and the cleaning system,optimizes the structure and performance of the product,solves the inertial quality problem of wiper products and creates a technical platform for a new generation of electrical wipers for high-speed EMU.Finally,it describes the strength simulation calculation and relevant tests of the wiper,and the results show that the structural strength and the electric performance of the wiper system meet the design requirements.