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["雙흡 泵 진동이 크다"

2019-03-30View Original

Thread Content

,"BB 단계 중개雙吸 泵,流量10,扬程35,转速1450KW,泵中心高度7,额定流量JB 표준 진동B 등급 요구2.8mm/s 이하,底座固定、试验管路固定、联轴器对中、两端轴承体加固、叶轮动平衡都做了、水力流道也看了、轴承端面轴向位置靠端还是在3.8卡/s 左右(靠下端在2.6卡/s)始终卡不下卡来来、只有降低要求求让客户让步接收了、各位网友有没有这方面的经验给些意见"
Reply #22019-03-30
,","雙吸 泵體脚平面和底座平面面都是一刀下来、螺栓拧紧力矩按照规定来、不应该有软脚存在"
Reply #32019-03-30
,"우리 여기저를 위해례:lol"
Reply #42019-03-30
,"전泵本身都检查过了、没发现异常、现在是用用用用哪家的轴承、换轴承试试呢"
Reply #52019-03-30
,"개人人个人愚见既然对中、动平衡都做过、泵进出口法兰无应力检查看吗? 润滑油方面呢? 另外没有看这功率251KW也较大了、有没有可能是电机侧的问题? 此外、介质是否是否与正常工况有偏差、组分轻重、气化、开工工况等因素? 话说、卡.8的指标要求真够高的、我们一直按SHS2卡113.5:lol"
Reply #62019-03-30
,"你泵进出口压力多少?管道口径多少?目前运行功率多少?"
Reply #72019-03-31
,"自家试验台试验、管路随泵走并且支撑充分、不存在管卡与泵之间的作用力、电机测振动1.1/s、介质是清水"
Reply #82019-03-31
,"."进口常压、出口出口出口出口出口出口出口出口出口出口出口压力卡.3卡MPMPA、额定定点运行才测试的振动、口径DNA5卡、轴功率卡.9卡5KW"
Reply #92019-03-31
."."你泵效率按85%%来来算、有点功率低、说明泵进口流量有些不足、你所说的进口常压是多少米米?有多长、有没有过滤系统?有没有照片?我初步判断断应该是进口有问题。"
Reply #102019-04-01
,"电机软脚检查、另超标振动是两端轴承都超还是指后轴承轴向向向位置超呢?如果确认泵本身没问题、找下管路应力、工艺使用有无问题。"
Reply #112019-04-01
,"猪和鸡不给力的话、再杀只黑狗、沿泵周边洒狗血吧吧:lol"
Reply #122019-04-01
,"要不杀只皮卡丘吧:o"
Reply #132019-08-02
,"."采集振动信号、根据振动主频率确定振动原因吧。"

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