齐齐哈尔氧化塘改造前,后净化功能对比分析

THE TREATMENT ABILITY OF OXIDATION POND OF THE CITY QIQIHAR COMPARE AND ANELYSE BEFORE AND AFTER RECONSTRUCTION

This article was according to the oxidation pond of the city Qiqihar the montoring data on hand get from the before and after the reconstruction of the model works of the northern district in our country. To make a separate statistics about the before reconstruction (under the natural condition) and the after reconstruction (anaerobic pond, facultative pond, ecological pond), the organic load treated in the urban mixing sewage (dimension carrying capacity, area carrying capacity), and the COD, BOD_5, SS degradation mathematic model in winter and summer; the result of the statistics shows that, after the reconstruction of the oxidation pond, the treatment ability of the organic waste water was visibly promoted, in winter (ice frozen period) the pond also to have some ability of purifying effect; for the applying the technology of the oxidation pond to treat the urban mixing sewage in the northern district in our country, it provided the consultation data, the result of the comparison and analysis of the before and after reconstruction of the oxidation pond, the ablity of the organic waste water treatment was apparently promoted.