通过控制溶解氧的浓度，去除的硫化物几乎全部转化为单质硫，硫酸盐的生成率小于10%。
The removed sulphide almost was converted to element sulfur and the sulfate production was less than 10% by changing the oxygen concentration.
最后，针对污水处理的动态复杂性，选择曝气过程的溶解氧浓度作为研究对象进行了控制算法的研究。
Finally, in view of the complexity of sewage treatment, select the dissolved oxygen (DO) of aeration process as the research object of control algorithm.
本文通过对曝气池需氧量及其分布规律的探讨，运用传氧理论提出了分段控制曝气池溶解氧浓度的设计概念。
Studying the distribution of oxygen demand over the aeration tank a design concept of sectional control of the DO concentration was proposed on the basis of oxygen transfer in wastewater.
溶解氧浓度是污水生化处理过程中的一个重要参数，传统的控制方法并不能取得理想的控制效果。
The dissolved oxygen(DO) concentration has been an important process parameter in biological wastewater treatment process(WWTP) and perfect result can't be achieved using traditional control strategy.
溶解氧浓度是污水生化处理过程中的一个重要参数，传统的控制方法并不能取得理想的控制效果。
The dissolved oxygen(DO) concentration has been an important process parameter in biological wastewater treatment process(WWTP) and perfect result can't be achieved using traditional control strategy.
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