Base on Set Pair Analysis for Rural Domestic Refuse Treatment Technology Evaluation

Rural domestic refuse treatment technology is a complex uncertainty problem, which should consider not only the technical performance of rural domestic refuse treatment technology, but also its suitability for the social, economic and environmental situation of particular rural region. In this paper, Set pair analysis theory and information entropy method is used to evaluate rural domestic refuse treatment technology option.A case study was conducted in Wanxing Village in Chengdu City, and the evaluation results matched the local conditions. The method can serve as the decision analysis tool for sewage treatment technology demonstration and promotion in rural areas.