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从流体力学的角度分析了水泵变频调速恒压供水的节能原理和节能效果．理论分析与现场应用吻合，节能效果十分显著．
From the perspective of fluid mechanics, the energy saving principle and energy saving effect of pump frequency conversion and constant pressure water supply are analyzed. The theoretical analysis is consistent with the field application, and the energy-saving effect is very significant.