一种双模式废水过滤系统及方法
By introducing a dual-mode backwashing system into the silicon carbide ceramic membrane filtration device, combined with high-pressure gas backwashing, the problem of stubborn oil stains on the top of the membrane element being difficult to remove and the problem of pollutant deposition have been solved, thereby improving filtration efficiency and membrane element life and reducing operation and maintenance costs.
CN122399569APending Publication Date: 2026-07-17HUBEI DIJIE MEMBRANE TECH CO LTD
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- HUBEI DIJIE MEMBRANE TECH CO LTD
- Filing Date
- 2026-05-15
- Publication Date
- 2026-07-17
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Figure CN122399569A_ABST
Abstract
本发明属于过滤分离技术领域，具体涉及一种双模式废水过滤系统及方法，其中，一种双模式废水过滤系统，包括前处理单元、膜过滤单元、反冲洗单元和储气单元，前处理单元对废水进行除油处理，膜过滤单元对除油废水进行过滤，反冲洗单元形成下反冲和上反冲的双反冲洗模式，储气单元向反冲洗单元充入高压气体，形成高压反冲洗水。本发明通过在膜壳组件顶部增设上排浓口，并将反冲洗口设在膜壳组件顶部上排浓口和膜壳组件底部下排浓口之间，可以通过调整反冲洗水的排出方向，实现下反冲和上反冲的双反冲洗模式，使膜元件得到更高效、更彻底的反冲洗效果，同时防止膜元件重油污区域向下排污造成轻油污区域的二次污染。
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Citation Information
Patent Citations
Carborundum ultrafiltration membrane treatment equipment
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