Abstract: Based on the actual status of Heze distribution network and after analyzing the necessity and feasibility of the construction of Heze distribution network reserve dispatching system, this paper puts forward the design principle of reserve dispatching system was proposed, elaborates parallel opreation mode of main and standby dispatching, the scheme of distribution automation terminal access to the distribution network reserve system, and then compares the advantages and disadvantages of its realization, providing technical guarantee and support for the construction of distribution network reserve system.