污水处理过程中的恶臭控制

由于城市日趋扩张,城市污水处理厂由原来的郊区相对转移到市内,污水厂的臭气对环境的影响逐渐暴露出来.从污水处理厂臭气的成分、来源部位和处理技术角度分析,其中化学吸收法和活性炭吸附法效果好但运行费用较大,可将其和生物技术结合,天然植物液喷洒法占地小、投资少、处理效果好比较适合大风量低浓度处理厂的臭气治理.

Stench Control in Sewage Treatment Process

Because of city expansion,the sewage treatment plants have transferred from the suburban to the city relatively.Therefore stench effect on environment is exposing gradually.This article has listed the common components of the stench,the places of the origin and the techniques of management.Among them,the means of chemistry absorb and activated carbon absorption have good effects but they are very expensive.However it's good to combine them with the biotechnology.The means of spraying natural plants' liquid covers less lands,requires less investment and has better effect,so it's suitable for the stench management in the places with large wind volume and low consistency.