循环活性污泥系统(CASS)是一种具有脱氮除磷功能的以序批曝气非曝气方式运行的充放式间隙活性污泥处理工艺。
Cyclic activated sludge System (CASS) is a batch fill and draw activated sludge process operated in sequences of aeration and non aeration which can effectively remove nitrogen and phosphorus.
循环活性污泥系统(CASS)是一种先进的污水处理工艺，本文提出了实现CASS工艺的一种计算机自动控制系统，该系统具有较好的灵活性和较高的可靠性、可维护性。
Cyclic activated sludge system (CASS) is an advanced sewage treatment technics. This paper presents a computer control system, which has a better adaptability and strength, and easy to maintain.
介绍了循环序批式活性污泥反应器的工艺流程及设计参数、调试和运行情况，分析探讨了系统运行中出现的一些问题。
The treatment process, design parameters, commissioning and operation of cyclic active sludge sequence system reactor were introduced, and some questions appearing in the operation were also analyzed.
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