反渗透膜是反渗透系统的关键设备 |
添加时间:2019/11/21 16:57:16 浏览次数: |
反渗透膜是反渗透系统的关键设备,系统长时间连续运行时,水中钙镁等离子会不断析出并在反渗透膜表面附着,形成结垢堵塞膜孔,这样会影响反渗透系统的出水效率,损坏反渗透膜。由于反渗透膜比较昂贵,所以在系统运行中,要增加一段加药系统,水处理设备在水中投加反渗透阻垢剂,延缓钙镁离子的析出和膜面结垢。 The reverse osmosis membrane is the key equipment of the reverse osmosis system. When the system operates continuously for a long time, the calcium and magnesium plasma in the water will continuously separate out and attach on the surface of the reverse osmosis membrane, forming fouling and blocking the membrane hole, which will affect the water efficiency of the reverse osmosis system and damage the reverse osmosis membrane. Because the reverse osmosis membrane is more expensive, so in the operation of the system, a dosing system should be added, and the water treatment equipment should add reverse osmosis scale inhibitor in the water, so as to delay the precipitation of calcium and magnesium ions and scale formation on the membrane surface. |
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