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基于熵权物元模型的污水处理厂运行效果综合评价与分析

Keywords: 综合评价,运行效果,污水处理厂,熵权指数,模糊物元模型

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Abstract:

采用基于熵权指数的模糊物元模型方法,对华北某市8座污水处理厂的工艺运行效果及其影响因素进行了综合评价和分析,为污水处理厂的建设和运行管理提供技术指导.该方法能基于污水处理厂的实际运行参数,通过客观运算确定各项评价指标的权重值,避免主观干扰和经验限制,评价结果能客观真实地反映污水处理厂的实际运行状况.结果表明:A/A/O工艺在脱氮除磷方面优势明显,采用该工艺的污水处理厂运行效果普遍较好;TN去除率和泥饼量是影响污水厂运行效果的重要因素,也是提高污水处理厂运行管理水平的主要途径.

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