An investigation was made in this paper of the abnormal vibration and noise faults in the gearbox of the tube mill,based on spectrum analysis of the vibration measurements.
基于振动信号的频域分析,对一台管磨[机]齿轮减速箱异常振动故障进行分析,发现其一级啮合齿轮存在较严重磨损;另外,由转频附近细化谱分析及时域波形比较,发现输入轴非电机端轴承座内机件还有径向配合松动故障。
83m tube mill,this article clarifies the feasibility of making up a closed fine grinding circuit by analyzing the features of tube mill and fine classifier.
通过分析管磨[机]和超细分级机的特点，确定组成闭路超细粉碎系统的可行性。
Thie paper reaearchs relations with the functione between horizotal high of the Steel ball and lenth of millhouse and installation angle and rotation angle of the sloping division plate,this is of great importance to raises smashing efficiency in the tube mill with sloping division plate.
本文研究了倾斜隔仓板管磨[机]中研磨体水平高度与磨仓长度、倾斜隔仓板安装角和倾斜隔仓板旋转角间的函数关系，其结果对于提高管磨[机]的粉磨效率具有重要的指导意义。
Length diameter ratio is a key factor affecting the capacity and grinding efficiency of a tube mill.
管磨长径比是影响其产能和产品细度的重要因素 ,在管磨选型时应根据物料特点及产量和指标要求慎重选
Through the transformation of the tube mill and its auxiliary equipment for the purpose of increasing the capacity of the tube mill,this paper makes technical exploration of the ball-distribution scheme,and technical condition,etc.
文章就提高管磨产能而对管磨及附属设备进行改造和对配球方案、工艺技术条件等方面进行了技术探讨 ,并提出了磨矿技术改进的发展方
Method of casing wear prediction for Liuhua mega-extended-reach wells in South China Sea.;
南海流花超大位移井套管磨损预测方法
Summary of casing wear mechanism and test research in deep & ultra-deep well;
深井 超深井中套管磨损机理及试验研究发展综述
In deep drilling process,casing wear is the problem that cannot be ignored.
在深井、超深井钻井过程中,套管磨损有可能导致套管封隔失效和油气井的早期报废。