1、Application：The plant is opplicable to treat the sewage from the onboard ship toilets to meet international standards of discharge.

2、Principle Description：The SWCB series unit has three tank: aeration cabiner,contact and setting-chlorinate cabinet.In aeration cabinet, the active sludge which consists of aerobic bacteria forms sticky floc to obsorb the organic substance, the organics is decomposed into carbon dioxide and water under the aeration condition and produce new active sludge in the meantime. Soft biomembrane stuffings are hanged in contact oxidizing cabinet, the organic substance is further digested. The active sludge seniment accumulated in the setting tank is to be returned to the aeration tank for reproduction of aerobe medium and retreating. The clear liguid is then led into the chlorination cabinet, and the remaining bacteria is killed by chlorine, the resulting harmless liquid is drained onboard by discharge pump.

3、Certificates:CCS