板框式压滤机的基本概述:

2025-04-05 23:39:01
推荐回答(2个)
回答1:


压滤机作为固液分离设备,应用于工业生产已有悠久历史,它具有分离效果好、适应性广,特别对于粘细物料的分离,有其独特的优越性。
压滤机分为板框式压滤机和厢式压滤机,压滤机是一种间歇式过滤设备,用于各种悬浮液的固液分离。它是依靠压紧装置将滤板压紧,再将悬浮液用泵压入滤室,通过滤布来达到将固体颗粒和液体颗粒分离的目的。
板框式压滤机是很成熟的脱水设备,在欧美早期的污泥脱水项目上应用很多,板框压滤机的结构较简单,操作容易,稳定,过滤面积选择范围灵活,单位过滤面积占地较少,过滤推动力大,所得滤饼含水率低,对物料的适应性强,适用于各种污泥。

回答2:

压滤机属于间歇式固液分离设备,如果按照大类来分析压滤机,型号可分为板框式压滤机、厢式压滤机和厢式隔膜压滤机,业内时常统称之为板框压滤机或板框机。
板框式污泥压滤机属于间歇式固液分离设备的一种,滤室由滤板和滤框顺序排列构成,物料由进料泵从输送管道将料液送进各滤室内。在压力的作用下,物料中的水分会通过滤布流入排液管道,成为不含固体的清液。物料滤饼则会截留在滤室内,并逐渐在滤室内堆积形成过滤泥饼,使固体和液体实现固液分离。随着过滤工作进行,滤饼过滤开始,泥饼厚度逐渐增加,过滤阻力相对也在加大。过滤时间越长,分离效果越好,也称为保压。
板框式压滤机除了优良的分离效果和高含固率外,还可在过滤过程中同时结合反冲洗系统,对过滤泥饼进行有效的洗涤。 从而使有价值的物质可得到回收并且可以获得高纯度的过滤泥饼。

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