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發(fā)布時(shí)間: 2012-10-31 15:31
正文摘要:開式葉輪-葉片不帶間隔板。閉式流道-流道兩端不直接通吸、排口。 泵的吸、排口是開在靠葉片根部處,液流進(jìn)入葉片的u較小,汽蝕性能比閉式好。 只要將吸、排口朝上安裝,就有 ... |
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