Study On The Facility Construction And Running Management Program Of Wastewater Treatment In Small Towns Of Henan Province

Recently, most small towns make little of item construction about Wastewater treatment which make great difference between the total progress and demand of Henan province government, although the government has given more support on the policy and fund of it. This condition also makes the contravention stand out increasingly between delayed item construction and increasing drainage.Based on the large investigation, this paper offered the way of Wastewater treatment in small towns which depended on the advanced experiences in the world and the policies that combined technical, economic and running management considerations. By analyzing multiply advantage, shortcoming and suitable range, this paper put forward the following choices for process that combined the real conditions in small towns of Henan province: SBR, OD and A~2/O can be used in the prosperous that requirement removal of nitrogen and phosphorus, especially OD is prior to the others; primary process of united strengthening chemistry-biology can be used to developing towns, at same time the place of secondary treatment facility should be remained; in undeveloped area natural purification process can be used such as wetland, stabilization pond and sewage land treatment by using the low-lying land, low-producing and waste land in locality.According to the management index of Wastewater treatment and cost business of Henan, this paper posed reasonable suggestions for small towns of Henan province by relating the experiences in the world and considering the problems of facility management, saving energy process parameter optimizing in the course of running.Based on the large quantity investment and analyzing on the fund source and raising of Wastewater treatment in small towns of the world, this paper put forward the many-faceted and varied methods to settle the shortage of fund connected with the conditions of Henan that are relying on government fund of environment, using loan in the world, increasing Wastewater treatment control cast, BOT and TOT.In order to promote the Wastewater treatment engineering to be in process smoothly and develop well in small towns of Henan province, this paper also suggested perfecting the related law, regulations and policies. Especially, this paper suggested perfecting polices about water price, Wastewater treatment and reused, and to formulate a perfect and valid controlled management measures.