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首先从离子交换脱盐水处理与膜分离反渗透脱盐水处理工艺流程、工作原理、主要设备、工作特点进行了对比,接着从设施设备投资、脱盐水装置运行成本、对原料水的要求与适用规模及环境保护与环境评价等方面做了脱盐水处理工艺技术的经济学分析,并指出在膜法工艺的反渗透系统工作过程中应注意的问题。
First of all, from the ion exchange desalination water treatment and membrane separation reverse osmosis desalination water treatment process, working principle, the main equipment, work characteristics were compared, and then from the investment in facilities and equipment, desalination plant operating costs, raw water requirements and applicable scale And environmental protection and environmental assessment of the demineralized water treatment process done in the economic analysis of the technology and pointed out that the reverse osmosis membrane process in the process should pay attention to the work.