Distribution Automation is one of the advanced techniques in the domestic and overseas, and it has been a general trend to develop and construct the Distribution Automation System step by step, especially for today when the power is put into markets and the information technology is developing rapidly.

In the applying process of distribution network automation system in Yinchuan Xingqing district,analyzes the existing problems from the aspects of work environment,maintenance,communication ways,work power source and DA and so on.

Based on the concept of data mart,the architecture of power distribution dispatching automation system is built to satisfy the demand of data communion and providing data upward and to overcome data inconsistency and system deficiency.

Constant current control system for backup batteries of the distributing electric power automation system;

A new Ethernet telecommunication model for distribution automation system;

A Real-Time Database Scheme for Distribution Automation System;

The Application Research of WebGIS in Distribution Automation System;

Both the current urban power network reconstruction project and the coming distribution system automation project need wiring mode planning and design.

This paper synthetically introduces the composition, features and functions of distribution system automation, presents the optimization of design project and describes in detail the functions and forming of various parts of distribution system automation.

The urban network construct and reform i ncluding distribution system automation has been put on the agenda along with th e developing of electric power industry.