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suction head 吸引高度。

suction lift

Abstract : the advantages and disadvantages of siphon filtering pool in water plant were analyzed , and improvement measures were proposed in terms of increasing reverse wash suction head and lowering the reverse water requirement 文摘:通過對自來水廠虹吸濾池的優點及弊端的分析,指出了提高反沖洗水頭、降低反沖洗耗水量的改善措施。

Existing pumping equipment would require upgrading to cater for the net positive suction head requirements to draw seawater from the lagoons reservoirs -現有水泵的功能需要提升,以配合水泵正吸水壓的要求,從瀉湖蓄水庫抽取海水。

Static suction head 靜吸引壓頭

Suction head of pump 泵的吸升高度

Net positive suction head 凈有效吸水頭

Required net positive suction head rnpsh 需求吸水凈揚程