Abstract: According to the requirements of Huaibei Construction Committee, which request to make full use of water resources, to open a second water source for the city, and to achieve the goals of energy conservation and emission reduction, it was planed that to newly construct the reuse project for the output water of sewage treatment plant projects phase I and phase II. First, the existing sewage treatment plant will be upgraded by building the anoxic tank, the anaerobic tank and rebuilding the activated sludge returnflow system for wastewater treatment plant phase I; the output water should meet the first class level B of the standard specified in the file “discharge standard of pollutants for municipal wastewater treatment plant”. Then the output water will be separately further treated according to the different water quality requirements of the power plants and urban miscellaneous water. And the output water should meet the first class level A of the standard and the water quality indicators of the regeneration makeup water of power plant. 

Key words: reclamation and reuse, upgrading and reformation, energy conservation and emission reduction, separately treatment