| 摘要 |
A device for the purification of organically polluted wastewater, including at least one biofilter for the wastewater purification, which biofilter includes a bioactive bed with a first layer of coconut mesocarp pieces, the device further including a water supply for supplying waste water to be purified to an upper part of the biofilter at a position above the first layer and a water collector for collecting purified water from a lower part of the biofilter at a position below the first layer. The mesocarp pieces of the first layer have a mean particle size of at least 1 cm, in that the first layer is compacted to have a density of between 75 and 275 kg/m3.
|
