Pressurized Hollow Fiber Membrane Module and Backwashing Method Using Same

摘要

The present invention relates to a pressure hollow fiber membrane module, including: a housing in which a raw water inlet, a concentrate water outlet, and a treated water outlet are formed; an inner flow path that is formed in the central portion of the housing; a plurality of hollow fiber membranes that are arranged around the inner flow path; a treated water collection unit that communicates with the inner flow path and the hollow fiber membrane; a first opening/closing unit that opens and closes an open end of the inner flow path; and a second opening/closing unit that opens and closes an open end of the hollow fiber membrane.

主权项

1. A pressurized hollow fiber membrane module comprising:
a housing formed with a raw water inlet, a concentrated water outlet, and a treated water outlet; an internal flow path formed in the center of the housing; a plurality of hollow fiber membranes arranged around the internal flow path; a treated water collecting portion communicating with the internal flow path and the hollow fiber membranes; a first opening/closing unit opening or closing an open end of the internal flow path; and a second opening/closing unit opening or closing open ends of the hollow fiber membranes.