On-line monitoring and control of a biological denitrification process for drinking-water treatment

被引:0
|
作者
Eusébio, MFJ [1 ]
Barreiros, AM [1 ]
Fortunato, R [1 ]
Reis, MAM [1 ]
Crespo, JG [1 ]
Mota, JPB [1 ]
机构
[1] Univ Nova Lisboa, Fac Ciencias & Tecnol, Ctr Quim Fina & Biotecnol, Dept Quim, P-2829516 Caparica, Portugal
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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
Online monitoring and control of the biological denitrification process in a cell recyle membrane reactor has been developed and implemented at laboratory scale. The system has been tested with a real groundwater contaminated with nitrate. It is shown that a simple feedforward control strategy that adjusts the feed rate of the carbon source to maintain the optimum inlet carbon/nitrate ratio value is effective at reducing both nitrate and nitrite concentrations in the treated water below the maximum admissible values.
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页码:1079 / 1084
页数:6
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