皇冠即时比分

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三螺杆泵工作注意事项

水泵原理 卧泉泵业 684浏览 0评论

一,三螺杆泵的转速选用

三螺杆泵皇冠即时比分的流量与转速成线性关系,相对于低转速的螺杆泵,高转速的螺杆泵虽然能增加了流量和扬程,但功率明显增大,高转速加速了转子与定子间的磨耗,必定使螺杆泵过早失效,而且高转速螺杆泵的定转子长度很短,极易磨损,因而缩短了螺杆泵的使用寿命.

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