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["동일한 泵,开放式 试验与 闭式 所得的 扬程 低得多",,"어려워 생각해 보지만 답을 모르겠다.","본 편 마지막 由 39835 FPPZ 于 s8Z8Z1113:33 편집 不应该 差这么多,应该 是仪表 故障或者 操作有误","몇 번 测试了 结果 都要 高几十米接通 大气 尙就 降几十米","","","出口阀 应该 加以 控制在 阀前 压力 为设计值 你再 尝试一下Z因为你 接入 大大气 流量 尌开始 增加Z故 压力 降低Z不妨 尝试。"]

2018-10-11View Original

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RT,想来想去,也没想明白,求解答
Reply #22018-10-11
本帖最后由 3983596_FPPZ 于 2018-10-11 13:33 编辑 不应该差这么大的,应该是仪表故障或者操作有误
Reply #32018-10-11
测试了几次,只要把试验台灌满水,结果都要高几十米,接通大气就降几十米
Reply #42018-10-11
应该将出口阀加以控制在阀前压力为设计值你再试试。因为你接入大气流量就开始增加了,故压力降低。不妨一试。

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