【摘要】 介绍了纳滤+电渗析的双膜法水处理工艺的基本原理、工艺流程、主要设备、技术特点及在氮肥生产循环冷却水排污水高效安全处理中的应用。该工艺的实施不仅使企业生产中所产生的大量循环冷却水排污水可以回收利用,提高冷却水循环率,大幅度减少水资源消耗量,而且还可以有效解决影响企业发展的环境保护、安全运行、设备腐蚀等问题。更多还原

【Abstract】 Describes the basic principles,technical process,main equipments and technical characteristics of the nanofiltration-electrodialysis double membrane water treatment technology,introduces its application in efficient and safe treatment of sewage from circulating cooling water in nitrogen fertilizer production.The implementation of the technology in enterprises production can not only realize the reuse of large amount circulating cooling sewage,improve the circulation rate of circulating cooling water and greatly reduce water consumption,but also effectively solve the problems affecting the development of enterprises,such as environment protection,safe operation and equipment corrosion.更多还原