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Heavy metal discharge coefficient accounting in waste gas of chromate industry

Gui Ling;China Huanqiu Contracting & Engineering Corporation;  
The heavy metal emissions in waste gas of key industries in the first China national pollution source survey were checked up and supplemented.In order to set up the system of heavy metal generation and discharge coefficient in waste gas of chromate industry,according to the characteristics of chromate industry and the situation of its pollutants discharge,heavy metal discharge coefficient was calculated based on the field survey and historical monitor data with material balance method,coefficient calculation method,and estimation method etc..The calculated discharge coefficient can provide data supporting for the total quantity checks of heavy metal in waste gas of chromate industry.The result also can provide technical guarantee for the implementation and evaluation of heavy metal pollution prevention plan.
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