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["다중 이심펌프 설치 시 열팽창 문제请教", "여러분 대신人們,请 "다중 펌프가 동작할 때 베어링은 NU 시리즈의 폴리컬러 브러시 베어링인가요?운전 중에 펌프축은 동작할 때 기계단으로 팽창하고, 이는 동작할 때 기계단으로 가할수록 누적량이 많아진다고 생각하지만 이 때문인지는 모르겠습니다", "펌프가 빈:".$ "다중 이심펌프에서 첫 번째 펌프 휘어짐의 입구 크기가 두 번째 펌프 휘어짐의 크기보다 크고, 휘어짐 입구 크기와 휘어짐 구멍 지름은 비례합니다"]

2018-02-24View Original

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各位大神,请问多级离心泵安装时,第一级叶轮出口与导叶轮之间的间隙大于第二级的间隙,以此类推?为什么? 谢谢
Reply #22018-02-24
多级泵靠电机端是NU系列的条形滚柱轴承吧,运行时泵轴向电机端膨胀,越靠近电机端膨胀积累量越大,不知道是不是这原因
Reply #32018-02-26
为防止泵抽空,多级离心泵首级叶轮口环大于次级口环尺寸,叶轮口环和导叶口环配合间隙和口环直径成正比,

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