| 摘要 |
<p>PURPOSE: A package type advanced sewage and wastewater treatment system is provided, which is simple in construction and easy to operate and can remove as well nitrogen and phosphorus as organic matter efficiently and steadily. The system can be installed at small sewage treatment system. CONSTITUTION: The system comprises the parts of a bio-reactor(1) being partitioned into indirect aeration region and direct aeration region by a partitioning wall(2) and in the indirect aeration region of which a fluidizing media(6) is filled; a partitioning wall(2) being installed at the center part; screens(2a) being installed at the top/bottom part of the partitioning wall to prevent the fluidizing media(6) from flowing into the direct aeration region; filtration modules(5) being installed in the partitioning wall(2) and one end of which is connected to the treated wastewater discharge pump(13); and an aeration device(27) being installed at the bottom of the partitioning wall(2).</p> |
