Combination of Chlorella vulgaris and Eichhornia crassipes for wastewater nitrogen removal

被引:56
作者
Bich, NN
Yaziz, MI [1 ]
Bakti, NAK
机构
[1] Univ Putra Malaysia, Dept Environm Sci, Serdang 43400, Selangor, Malaysia
[2] Rubber Res Inst Vietnam, Div Technol, Hochimenh City, Vietnam
[3] Rubber Res Inst Malaysia, Appl Chem & Proc Div, Kuala Lumpur 50908, Selangor, Malaysia
关键词
HRAP; algae; waterhyacinth; nitrogen removal; rubber wastewater; suspended solids; integrated system; Chlorella vulgaris; Eichhornia crassipes;
D O I
10.1016/S0043-1354(98)00439-4
中图分类号
X [环境科学、安全科学];
学科分类号
08 ; 0830 ;
摘要
Waterhyacinth (Eichhornia crassipes) was introduced into a high rate algal pond (HRAP), in which the green alga Chlorella vulgaris was the dominant species Twenty batch runs, each lasting 20 days, were conducted to treat raw rubber wastewater with a COD of about 500 mg/l. In this glasshouse experiment, the combined algae-waterhyacinth system removed 23% more nitrogen than did the normal HRAP, whilst suspended solids in the wastewater treated by the combined system was less than 50 mg/l. (C) 1999 Elsevier Science Ltd. All rights reserved.
引用
收藏
页码:2357 / 2362
页数:6
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