| 摘要 |
Disclosed is a filtration device having the advantages of both existing pressure-type filtration devices and submerged filtration devices, and a hollow-fiber membrane module for the filtration device. The filtration device of the present invention comprises: a tank into which feed water to be treated is fed, wherein the tank has a first stepped surface formed therein, and a second stepped surface formed at the opposite side of the first stepped surface; and a hollow-fiber membrane module submerged in the feed water fed into the tank, wherein the hollow-fiber membrane module includes first and second headers and a hollow-fiber membrane interposed between the first and second headers, wherein first and second ends of the first header are supported by the first and second stepped surfaces, respectively. |
