反渗透设备的维护保养.pdf

反渗透设备的维护保养 Mark Diao Account Manager ®™ Trademark of The Dow Chemical Company (“Dow”) or an affiliated company of Dow 目 录 •反渗透设备长期良好运行的条件 •认真记录并保存运行记录的重要性 •宏观数据变化与膜内变化的关系 •故障诊断 DOW RESTRICTED - For internal use only ®™ Trademark of The Dow Chemical Company (“Dow”) or an affiliated company of Dow 反渗透设备长期良好运行的条件 •优质的膜元件 •合理的配置 •精良的装配 •合理的操作 •精心的监控 •定期的保养 DOW RESTRICTED - For internal use only ®™ Trademark of The Dow Chemical Company (“Dow”) or an affiliated company of Dow 认真记录并保存运行记录的重要性 • 可以看出变化的趋势 • 为判断故障提供依据 • 当申请质保时必须提供的数据 DOW RESTRICTED - For internal use only ®™ Trademark of The Dow Chemical Company (“Dow”) or an affiliated company of Dow 2/40 宏观数据变化与膜内变化的关系 产水量 •反渗透膜脱盐层内透水孔道的通畅与否 透盐率 •反渗透膜脱盐层的电性强弱 系统压差 •反渗透膜给水流道的通畅与否 •反渗透膜给水流道的通畅与否 给水压力 •反渗透膜脱盐层内透水孔道的通畅与否 DOW RESTRICTED - For internal use only ®™ Trademark of The Dow Chemical Company (“Dow”) or an affiliated company of Dow 泥砂颗粒及无机胶体污染 DOW RESTRICTED - For internal use only ®™ Trademark of The Dow Chemical Company (“Dow”) or an affiliated company of Dow 泥砂颗粒及无机胶体污染 保安过滤芯被无机颗粒污染，并且有一部分透过滤芯进入反渗透系统 中 DOW RESTRICTED - For internal use only ®™ Trademark of The Dow Chemical Company (“Dow”) or an affiliated company of Dow 泥砂颗粒及无机胶体污染 • 现象和症状： – 泥砂颗粒堆积在第一段