灌泵是指离心泵启动前,向泵和吸入管内注入液体。由于离心泵结构特点的要求,只有当泵的腔体内充满液体时,液体从叶轮中心流向边缘后,在叶轮中心部分才能形成低压并吸入液体,所以一般离心泵在启动前均需灌泵,而且为了保证灌泵时不漏液,在吸入管路上装有阀。
... priming vortex pump 多级自吸旋涡泵 priming of pump 灌泵 ; 泵的起动 self-priming peripheral pump 自吸旋涡泵 ...
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