Distribution System Detailed Planning For Centre Area Of The Dongguan Southern District

Other than the relatively self-govemed country power network planning,the district power distributing network planning of a medium-sized city has been subject to the main power network planning of the city,as well as attached to it.In recent years, with the rapid development of the economy, the expansion of the city and the construction of the roads, the government attaches more importance to the overall city planning, and in order to avoid the overlapped investlnent and construction, the far-sighted city planning and the foresight of the foundational construction are demanded. But resource of feeder passages is limited, thus it is becoming a key subject on how to plan the construction of distributing network in a reasonable way, so as to ensure the optimal utilization of the resource. While consideration is to be given to the economy development and the safe power supply for the citizens, the environmental beautification and the long-tern city plauning as well, appropriate technics and technologies must be chosen to maximize the economic benefit ofthe construction funds.The paper is based on the course of distribution system detailed planning of Centre Area of the Dongguan Southern District that I ever took part in.Basing on the planning of Centre Area of the Dongguan Southern District distributing network and also taking the integrality of the structure of this paper into thought, it specifies the whole planning idea form the first step, and analysis of current status, to drawing out the new scheme of network planning and carrying through investment evaluation.The Paper begins with the necessary and required principle of network planning according to Centre Area of the Dongguan Southern District distributing network.Then after the significance and necessary of load forest are analyzed, the theorial proof is described and the principle of several traditional load forest methods is concluded, and it seperately forests the energy cost of total region and various vocations.Papet analyzes the actuality of Centre Area of the Dongguan Southern District distributing network, in which the princlple for selecting network project is figured out, then the distributing network over Centre Area of the Dongguan Southern District is taken as an example to explain the problem. The final distributing network scherne must satisfy the load in the future and the principle of the most economic investmen, besides getting rid of the problem exists in the current distribution over Centre Area of the Dongguan Southern District. After the network planning, the paper gives out the evaluation of invest and economic benefit and points out that network planning has brought out the soclal and economic benefit, which donates the importance and necessity of network planning.