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探讨了内混式自吸离心泵回流装置对泵性能的影响,对实验结果进行了理论分析。在归纳总结了10种优秀的内混式自吸离心泵水力模型后,提出了内混式自吸泵水力设计的速度系数法经验公式。
The effect of internal mixing self-priming centrifugal pump recirculation device on pump performance was discussed, and the experimental results were analyzed theoretically. After summarizing and summarizing the 10 kinds of excellent internal mixing self-priming centrifugal pump hydraulic models, the formula of speed coefficient method for hydraulic design of internal mixed self-priming pump is proposed.