Upgrading of facultative waste stabilisation ponds under high organic load

被引:8
作者
Avelar, FJ
Martínez-Pereda, P
Thalasso, F
Rodríguez-Vázquez, R
Esparza-García, FJ
机构
[1] Inst Politecn Nacl, Ctr Invest & Estudios Avanzados, Dept Biotecnol & Bioingn, Mexico City 07000, DF, Mexico
[2] Univ Nacl Autonoma Mexico, Fac Ingn, Div Estudios Posgrad, Dept Ingn Ambiental, Mexico City 04510, DF, Mexico
关键词
bioflocs; enrichment procedure; waste stabilisation ponds; wastewater;
D O I
10.1023/A:1010507832395
中图分类号
Q81 [生物工程学(生物技术)]; Q93 [微生物学];
学科分类号
071005 ; 0836 ; 090102 ; 100705 ;
摘要
Wastewater treatment using laboratory scale waste stabilisation ponds enriched with activated sludge was studied. After enrichment, the efficiency of these ponds under high organic loading rates (i.e., up to 2800 kg COD ha(-1) day(-1)) reached a maximum COD removal rate of 970 kg COD ha(-1) day(-1), which is from 2 to 10 times more than commonly reported values, and suggests that enrichment is an effective method to improve stabilisation ponds.
引用
收藏
页码:1115 / 1118
页数:4
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