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該軟件實用程序產生汽蝕餘量(NPSH)地塊作為流量對於給定的泵和管道系統的功能。
該圖可以被用來估計的泵的最大流速沒有出現空化氣泡。氣穴導致的噪音,振動,降低了效率,並損壞機器的葉輪葉片。泵內的局部壓力必須保持的蒸氣壓,以避免氣蝕的上方。 NPSH被定義為泵的入口靜壓頭與蒸氣壓頭之間的差。的流參數被稱為“所需的NPSH”,被定義為,以避免在泵氣蝕所需的最低的NPSH並且由泵製造商發布。
因此,這個程序是用於:
1-計算NPSH作為體積流速的函數。
2 -...
最近瀏覽的軟件
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ezWebReports 28 Oct 15
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