When the pump runs off the peak efficiency, the error of conversion method decreases in the large flow-rate region, while increases in the small flow-rate region, with a maximum error of 3.043%.
水泵装置在非最优工况下变速运行时，大流量侧装置性能参数按相似律换算误差变小，在小流量侧换算误差增大，最大相对误差达3.043%。
At the same ex citation voltage, the maximum flow rate of the pump is 160% more than the similar type.
在相同电压激励下，泵的最大流量较同类型泵提高了160%。
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