Abstract:In order to improve the operation decision-making and service level of distribution network, this paper proposes to build an auxiliary decision-making platform for intelligent control of distribution network based on big data, intelligent collection terminal and other technologies.Combined with the function of the power supply service command center, the system framework, key technologies and application functions of the construction of the auxiliary decision-making platform of the distribution network are described, and the key technologies involved in the process of multi-source data integration, information communication and edge computing of the platform are studied in depth, so as to realize the real-time perception of the distribution network state, the active operation and inspection of equipment, and the user-friendly interaction, and the application cases of the platform are given.