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["泵参数ไม่ตรงกัน", "파워는 15千瓦,로 설정되어 있으며, 흐름은 3,杨程是65.0", "이 포스는 마지막으로 3835999 "s 56 "8:Z55" 编辑" "모르니 파라미터는 테이블에서 비교한 것인지 성능 곡선에서 도출한 것인지 모릅니다. 선택형 실질적인 파라미터와 약간의 오차가 있을 수 있으니 �泵不在样本的参数表的性能点运行" "그러나 약간의 오차만 있을 뿐 � power功率变化不大" "원래의 모터는 정상적으로 사용될 수-ves建议" "비교 곡선을 통해 추가적인 확인을 위해" "流量程对比运行" "流量、扬程、效率、功率和汽蚀余量运行" "一般泵的叶轮尺寸都是根据扬程定制切割的" "你需要的那个基本上都在给你的你的曲线上的" "不会有很多的差异" "电缆都是按额定来的的" "肯定是够的" nâ "计算出来多少就选择多少合适就买不合适就不买" "一般的泵的叶轮尺寸都是根据扬程定制切割的"

2020-05-05View Original

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一个泵,功率定的是15千瓦,流量30杨程65,比重1.2。厂家返回来的,不是刚好的,都是按自己已定的型号选的,比如说流量比这个大但是杨程比这个小,或者流量比这个小杨程比这个大,这样咋搞。因为电缆已经搞好了。
Reply #22020-05-06
本帖最后由 3983596_FPPZ 于 2020-5-6 08:15 编辑 不知道你们参数是对比参数表还是性能曲线得出的,选型跟实际参数有偏差,可能泵不在样本的参数表的性能点运行,稍微偏离了些,这是泵选型常见的情况,偏离小的话,功率变化不大,原电机可以正常使用,建议对比性能曲线做进一步核实,流量、扬程、效率、功率和汽蚀余量运行点对比值
Reply #32020-05-06
我知道泵有性能曲线图,但是我不懂怎么看,这个咋整
Reply #42020-05-06
你要的那个点基本都是在给你的曲线上的,不会差很多的,电缆都是按额定来的,肯定是够的
Reply #52020-05-09
计算出来多少,就选择多少,合适就买,不合适就不买。
Reply #62020-05-09
一般泵的叶轮尺寸都是根据扬程定制切割的,要求泵厂家根据工艺参数供货

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