西安市小区中水回用的必要性和可行性分析研究

摘要

通过分析西安市水资源现状和用水情况以及目前小区中水回用的研究现状,并结合实例对小区中水回用进行经济、环境分析研究,结果表明:在西安市采用小区中水回用无论是在处理规模还是技术经济上都是可行的,而且在起到节约水资源作用的同时,还可以带来良好的经济、环境效益.对于水资源紧缺、城市供需用水量矛盾日益突出的西安市,采用小区中水回用是十分必要且紧迫的.%Through the analysis on present situation of water resources and water requirement in Xi 'an as well as water reuse in communities, this study combines the instance of residential water reuse to do economic and environmental analysis.The results show that adopting residential water reuse in Xi'an is feasible in scale and economy.Except saving water, it also can bring good economic and environmental benefit at the same time .For Xi'an, the contradiction of water resource shortage and city's water sup-ply and demand is increasingly prominent, using the water reuse in residential district is very necessary and urgent.