[".. ["펌프 배출 변경",Z.,. "본 편의 최종 수정은 2ZZ.80의 탑출을 85의 탑출로 원 pestic 85의 탑출을 105의 탑출으로 바꾸기 위해서는 탑출이 85의 탑출을 1555의 탑출로 이런 � pérdida 85의 탑출을 유지하면서 85의 � pérdida을 만들기 위한 부분 변경은 적절한가요"ZZ."탱크가 泵在泵后面吗？如果是的话可以没问题"ZZZ."그럼 변경은 문제 없을 것 같습니다"ZZZ."회전 泵的进口管线不小于泵的进口尺寸"ZZZ."회전 法我没太明白你的的意思我理解的是你现在想泵入口为 115 泵出口为85 罐出口管径为85 加个大小头变到 1Z55接入泵入口对吗"ZZZZ."我不是没学语文而是真的没听懂啊"ZZZZZ"这样吧我中文不太好请你用英文重复一遍我应该能看得懂"ZZZ"后期改动啥情况都有啊还有进口5变65出口5变65呢"ZZZZZ"]

2018-07-27View Original

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本帖最后由泡沫_ZPTK 于 2018-7-27 08:48 编辑罐出口是80的，现在想泵出口是80的，就想让罐出口加个大小头成100的。这种不改变罐出口大小的情况下的局部变径，做法对吗

Reply #22018-07-27

罐在泵后面吗？如果是的话，改变没问题

Reply #32018-07-27

替你说吧：设备管口DN80，配管大小头变DN100至泵入口，泵出口DN80；泵入口管道压降计算一下，如果达不到最小汽蚀余量要求就可能导致抽空。

Reply #42018-07-27

离心泵的进口管线不小于泵的进口尺寸

Reply #52018-07-27

没太看明白表述的意思，我理解的：你现在想泵入口为100，泵出口为80，而罐子出口管径为80，加个大小头变成100接入泵入口，对吗？

Reply #62018-07-27

是我没学语文还是怎么的？看不懂啊！

Reply #72019-03-31

本帖最后由 3983596_FPPZ 于 2019-3-31 13:26 编辑这样吧，我中文不太好，请你使用英文重复一遍，我应该能看的懂

Reply #82019-04-27

后期改动啥情况都有啊，还有进口50变65，出口50的呢

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