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通过已投入市场使用的单通道潜污泵设计实践,分析了单通道污水泵与离心泵在结构、内部流动、水力设计、性能等方面的差别。据此提出了单通道泵新的设计方法。
Through the design of single-channel submersible sewage pump which has been put into the market, the differences between single-channel sewage pump and centrifugal pump in structure, internal flow, hydraulic design and performance are analyzed. Accordingly, a new design method of single-channel pump is proposed.