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Condition monitoring and fault diagnosis of ball mill

Ball mill is a typical representative of mineral processing equipment in mining machinery. This paper was concerned with the deterioration process of monitoring of gear, including the change of vibration and the spectrum characteristics. The common failure causes of gear and the methods of monitoring and diagnosis are given, which is of

基于局部权重角度离群算法的球磨机故障诊断

2017-4-15  Abstract: Fault diagnosis of a ball mill is a typical multi-dimensional data mining problem in complex industrial processes. The difficulty of this problem lies in the low accuracy and high time complexity of multi-dimensional data mining. We propose a FastVOA with local weight (LW-FastVOA) to solve the problem.

Condition monitoring and fault diagnosis of ball mill

2018-6-11  Condition monitoring and fault diagnosis of ball mill gear Abstract: Ball mill is a typical representative of mineral processing equipment in mining machinery. This paper was concerned with the deterioration process of monitoring of gear, including the change of

Study on Fault Detection and Diagnosis of the Edge

We explore a reliable and practical fault diagnosis scheme for the ball mill system that is widely used in the building material industry. With utilizing the signal acquisition and process system of vibration, the field testing and analysis are performed based on the violent vibration of

Fault Diagnosis of Ball Mill Based on LW-FastVOA Algorithm

矿用球磨机故障诊断是典型的复杂工业过程多维数据挖掘问题,难点在于多维数据挖掘准确度低且算法时间复杂度高,为此提出基于局部权重角度离群算法(LW-FastVOA)的数据挖掘方法。. 首先采用角度离群算法(ABOD)在多维空间中衡量数据点的离群度,并针对

Research on fault diagnosis of coal mill system based

2020-9-1  Fault diagnosis based on historical operation data is mainly done by analyzing the differences between the normal operation data and fault operation data to determine the health status of coal mill. Han et al. [9] proposed a fault diagnosis method based on fuzzy decision clustering, and used a single-layer neural network to realize three kinds of fault identification of coal mill.

我公司获得一项市自然科学学术成果评价一等奖_北方重工

2018-9-4  市科协、市人才办、市人社局共同组织开展了 2018 年沈阳市自然科学学术成果评价工作,装备公司曲星宇、李俊鹏的论文《 GRU-based Fault Diagnosis Method for Ball Mill 》(基于 GRU 的球磨机故障诊断方法)获得沈阳市自然科学学术成果评价(企业技术创新类)一等奖。

Bearing fault diagnostic using machine learning

2020-10-1  Faulty bearings are of inner ring fault and outer ring fault, real and artificially induced damages which added more reliable and robustness to the diagnostic model.

Gear Fault Diagnosis by Motor Current Analysis

2013-12-9  The use of motor current signature analysis (MCSA) for fault detection has received a growing attention in the recent past years. Electrical current analysis is a very useful tool for the diagnosis of faults inducing torque or speed fluctuations, and ideally completes vibration analysis [1]. First works were focussed on

Research on rolling bearing fault diagnosis of small

2021-6-1  The fault types include normal, outer race fault, inner race fault and rolling ball fault. The signals of the faults are collected under 12 kHz of sampling frequency, and its speed is 2100 rpm. The small dataset is provided by University of Cincinnati (UC), and the dataset is to be diagnosed, and thus it is called target dataset.

基于局部权重角度离群算法的球磨机故障诊断

2017-4-15  Fault Diagnosis of Ball Mill Based on LW-FastVOA Algorithm[J]. Information and Control, 2017, 46(4): 489-494. 曲星宇 1,2,3,曾鹏 1,2,李俊鹏 3

Gear Fault Diagnosis by Motor Current Analysis

2013-12-9  3.2 Gear fault in a ball mill machine This application deals with a ball mill machine driven by two AC motors, each through a 2-stage reduction gearbox. Motors are 2MW power, 5kV voltage and 1000rpm speed. The gears are chevron type. Fig.2 : reduction gearbox and motor driving a ball mill

Ball Mill Gearbox Fault Identified Before Failure

2021-5-26  Ball Mill Gearbox Fault Identified Before Failure 16-April-2018 A Wi-care™ wireless condition monitoring system was installed to monitor a Ball Mill gearbox and associated 1MW electrical drive that were suspected to be faulty at a well-established Cement Plant operating at full capacity.

Gaipin Cai *, Xin Liu, Congcong Dai and Xiaoyan Luo

2019-10-11  fault diagnosis, classification, and recognition because of their good performance in terms of feature extraction [19–21]. Miao Y et al. [22] applied SVE to the identification of the optimal frequency band. Zhao L et al. [23] completed the fault diagnosis of a gearbox using PE optimization and modified the modal decomposition algorithm.

ball mill technical detail saada-r.co.za

Condition monitoring and fault diagnosis of ball mill gear Abstract Ball mill is a typical representative of mineral processing equipment in mining machinery. This paper was concerned with the deterioration process of monitoring of gear including the change of vibration and the spectrum characteristics. The common failure causes of gear and the

Bearing fault diagnostic using machine learning

2020-10-1  where n is the number of balls, N is the shaft rotation frequency (Hz), bd is the ball diameter (mm), PD is the pitch diameter (mm), and \({\varnothing }\) is the contact angle in radians.. On the other hand, any fault in the bearing will affect the motor

Academics in Fault diagnostic systems Academia.edu

Fault Diagnosis System Design of Ball Mill. Follow Following. Automation and control. Follow Following. Mining Engineering. Follow Following. Instrumentation Engineering. Follow Following. Computer Science.

Research on rolling bearing fault diagnosis of small

2021-6-1  1. Introduction. In modern industry, a rolling bearing is a commonly used component in the machine tool, rolling mill,wind turbine,and marine engineering equipment,,,,,etc.Because of the high speed, partial load and heavy load, its operating condition degrades over time,, .Intelligent fault diagnosis, in a broad sense, has always been key to attaining the enhancement of the rolling

BEARING FAILURE: CAUSES AND CURES

2019-5-24  Ball path I \ or deposits on dngs. Redlbrown areas on balls, race- ways, cages, or bands of ball bearings are symptoms of corrosion. This condition results fmm exposing @ bearings to corrosive fluids or a cor- rosive atmosphere. The usual result is increased vibration followed by wear, with subsequent increase

what is the reason analysis and treatment method for

what is the reason analysis and treatment method for the vibration of gear and bearing of ball mill. Vibration a small relative motion between balls and raceway occurs in nonrotating ball bearings that are subject to external vibration when the bearing isnt turning, an oil film cannot be formed to prevent rina mks raceway wear wear debris oxidizes and accelerates the wear process correct by

基于局部权重角度离群算法的球磨机故障诊断

2017-4-15  Fault Diagnosis of Ball Mill Based on LW-FastVOA Algorithm[J]. Information and Control, 2017, 46(4): 489-494. 曲星宇 1,2,3,曾鹏 1,2,李俊鹏 3

Ball Mill Gearbox Fault Identified Before Failure

2021-5-26  Ball Mill Gearbox Fault Identified Before Failure 16-April-2018 A Wi-care™ wireless condition monitoring system was installed to monitor a Ball Mill gearbox and associated 1MW electrical drive that were suspected to be faulty at a well-established Cement Plant operating at full capacity.

Academics in Fault Diagnosis System Design of Ball

View Academics in Fault Diagnosis System Design of Ball Mill on Academia.edu.

Gaipin Cai *, Xin Liu, Congcong Dai and Xiaoyan Luo

2019-10-11  fault diagnosis, classification, and recognition because of their good performance in terms of feature extraction [19–21]. Miao Y et al. [22] applied SVE to the identification of the optimal frequency band. Zhao L et al. [23] completed the fault diagnosis of a gearbox using PE optimization and modified the modal decomposition algorithm.

Yong Hu *,Boyu Ping, Deliang Zeng, Yuguang Niu and

2020-4-7  diagnosis model for status monitoring and fault diagnosis, which seriously restricts the development Ship) pulverizer, by studying the dynamic characteristic of ball mill system, a duplex inlet and outlet model was built and a multivariable control system was

Academics in Fault diagnostic systems Academia.edu

Fault Diagnosis System Design of Ball Mill. Follow Following. Automation and control. Follow Following. Mining Engineering. Follow Following. Instrumentation Engineering. Follow Following. Computer Science.

PAPER OPEN ACCESS Bearing Fault Diagnosis Based on

B [2]. Since then, the bearing fault diagnosis system has begun to interface, which laid the foundation for the design of the user interface using Lab VIEW software. Chang Jiadong began to study the application method of BP neural network in the fault diagnosis of mill centering rotor bearing [3]. Xie

BEARING FAILURE: CAUSES AND CURES

2019-5-24  Ball path I \ or deposits on dngs. Redlbrown areas on balls, race- ways, cages, or bands of ball bearings are symptoms of corrosion. This condition results fmm exposing @ bearings to corrosive fluids or a cor- rosive atmosphere. The usual result is increased vibration followed by wear, with subsequent increase

Monitoring the fill level of a ball mill using vibration

2019-10-19  Ball mills are extensively used in the size reduction process of different ores and minerals. The fill level inside a ball mill is a crucial parameter which needs to be monitored regularly for optimal operation of the ball mill. In this paper, a vibration monitoring-based method is proposed and tested for estimating the fill level inside a laboratory-scale ball mill.

Table 1 from Fault Diagnosis of Helical Gear Box using

DOI: 10.3970/SDHM.2014.010.055 Corpus ID: 49357338. Fault Diagnosis of Helical Gear Box using VariationalMode Decomposition and Random Forest Algorithm @inproceedings{Muralidharan2014FaultDO, title={Fault Diagnosis of Helical Gear Box using VariationalMode Decomposition and Random Forest Algorithm}, author={Akhil Muralidharan and V.