WASTEWATER TREATMENT SYSTEM AND TOILET ARRANGEMENT

摘要

PROBLEM TO BE SOLVED: To provide a wastewater treatment system capable of efficiently treating excrement and urine, and miscellaneous drainage; and a toilet arrangement using it. SOLUTION: The wastewater treatment system comprises a urine discharge part 10 for discharging urine-containing drainage in a state being separated from the excrement, a urine nitrification part 51 for nitrifying the urine-containing drainage to be supplied from the urine discharge part 10 by a microbe under an aerobic condition, and a denitrification part 150 for denitrifying the urine-containing drainage nitrified at the urine nitrification part 51 and drainage containing a BOD source by a microbe under an anaerobic condition. COPYRIGHT: (C)2007,JPO&INPIT