湿法冶金
濕法冶金
습법야금
Hydrometallurgy of China
2015年
6期
516-518
,共3页
董欣杨%王智鹏%古创%赵伯毅%张厚军
董訢楊%王智鵬%古創%趙伯毅%張厚軍
동흔양%왕지붕%고창%조백의%장후군
短程硝化-反硝化%反应器%铁炭填料%氮%磷%去除
短程硝化-反硝化%反應器%鐵炭填料%氮%燐%去除
단정초화-반초화%반응기%철탄전료%담%린%거제
shortcut nitrification-denitrification%reactivator%iron-carbon fillers%nitrogen%phosphorus%removal
研究了用短程硝化‐反硝化系统生物反应器去除废水中的氮、磷。在短程硝化‐反硝化系统生物反应器好氧区投加铁炭填料,调节反应器内好氧区的 pH(7.8~8.7)和 DO(3~5 mg/L),可使亚硝酸盐快速累积,其累积率可达45%以上;同时,该系统对 NH +4‐N 、COD 、TP 去除率在稳定工况下分别可达92%、88%、90.5%。
研究瞭用短程硝化‐反硝化繫統生物反應器去除廢水中的氮、燐。在短程硝化‐反硝化繫統生物反應器好氧區投加鐵炭填料,調節反應器內好氧區的 pH(7.8~8.7)和 DO(3~5 mg/L),可使亞硝痠鹽快速纍積,其纍積率可達45%以上;同時,該繫統對 NH +4‐N 、COD 、TP 去除率在穩定工況下分彆可達92%、88%、90.5%。
연구료용단정초화‐반초화계통생물반응기거제폐수중적담、린。재단정초화‐반초화계통생물반응기호양구투가철탄전료,조절반응기내호양구적 pH(7.8~8.7)화 DO(3~5 mg/L),가사아초산염쾌속루적,기루적솔가체45%이상;동시,해계통대 NH +4‐N 、COD 、TP 거제솔재은정공황하분별가체92%、88%、90.5%。
Removal of nitrogen and phosphorus from domestic wastewater by shortcut nitrification‐denitrification with iron‐carbon fillers was researched .The experimental results show that the process could quickly accumulation nitrite by adjusting pH to 7 .8 - 8 .7 and DO to 3 - 5 mg/L in aerobic reactor .The accumulation rate of nitrite is above 45% .The removal of NH+4 ‐N ,COD ,P in the system by the short‐cut nitrification‐denitrification process is studied also .At stable conditions ,the removal rate of NH +4 ‐N ,COD ,P are 92% ,88% ,90 .5% ,respectively .