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冲洗强度为何不宜过大

更新时间: 2020-10-02 00:00:00     

冲洗强度过大会引起反冲冼强度过大,从而导致滤层膨胀过高,减少了单位体积流化床内的滤料颗粒数,使碰撞机会减少,反洗效果变差,此外,还会造成滤料流失和冲洗水的浪费。由此可见冲洗强度不宜过大。

关键词: 冲洗 强度 为何 不宜

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