Application of Analytical Hierarchy Process in Option of Rural Domestic Sewage Treatment Models

Since environment,economy,technology,management,policy and other factors should be considered to treat rural sewage,it is a key point in this field that how to choose the reasonable treatment model.Based on the combined analysis of the characteristics of rural sewage,the commonly used treatment technologies,and the existing problems,a hierarchical model of rural sewage treatment has been established according to the principal of analytical hierarchy process.Taking village E as the research sample,it has been concluded that the wetland wastewater treatment is chosen as the optimal treatment technology for village E through judgment matrix,calculation weight and hierarchy general ranking.The application of analytical hierarchy process provides a reference for the option of rural sewage treatment models.