| 摘要 |
PURPOSE: A nitrogen and phosphorus removal apparatus for wastewater is provided to reduce the processing time for the wastewater by performing wastewater processing steps with high efficiency multi-phases. CONSTITUTION: A nitrogen and phosphorus removal apparatus for wastewater comprises the following: a denitrification reactor(111) installed inside a denitrification tank, using the denitrification tank, a phosphorus discharging tank, and a filtering tank for inducing a biological reaction to remove nitrogen and phosphorus; a submerged mixer(131) for preventing the blocking of sludge, installed inside the phosphorus discharging tank; a solid-liquid separation device(151); and a DO reducer(175) increasing the process efficiency by securing high concentration microorganism. |
