scholarly journals Assessment and Validation of Oil Sensor Systems for On-line Oil Condition Monitoring of Wind Turbine Gearboxes

2014 ◽  
Vol 15 ◽  
pp. 747-754 ◽  
Author(s):  
D. Coronado ◽  
C. Kupferschmidt
2011 ◽  
Vol 44 (9) ◽  
pp. 963-970 ◽  
Author(s):  
L.V. Markova ◽  
N.K. Myshkin ◽  
H. Kong ◽  
H.G. Han

2013 ◽  
Vol 475-476 ◽  
pp. 7-11 ◽  
Author(s):  
Xin Yuan Liang

An on-line monitoring system was proposed to monitor lubrication oil real-time condition. Oil is the machine equipment blood, and its condition has very serious influence on machine running. Firstly, this paper expiated the research significance of on-line oil monitoring. Then the key problem of on-line oil monitoring was discussed and its goal was analyzed. Furthermore, basic research content and research thread were put forward. Based on the modern photoelectric detection, microscopic imaging and computer image processing technology, an on-line acquisition system of lubricating oil particle image was proposed. This work provides a new research idea for on-line monitoring system which is important to develop the technology of oil condition monitoring.


2010 ◽  
Author(s):  
A. Villar ◽  
E. Gorritxategi ◽  
S. Fernandez ◽  
D. Otaduy ◽  
A. Arnaiz ◽  
...  

2012 ◽  
Vol 512-515 ◽  
pp. 822-825
Author(s):  
Xian Ming Liu ◽  
Chun Hua Zhao ◽  
Xian You Zhong ◽  
Jin Zhang ◽  
Shi Qing Wan

The paper analyzed on failure mechanism of key components (blades, gearboxes) of wind turbine. Then, that introduced the development about the methods of condition monitoring of the key components. It also described that in recent years the development of methods with location of fault, fault diagnosis and failure distribution respectively. According to the present problems of condition monitoring of wind turbine, the text summed up the problems in four aspects for the future: research of the fault mechanism and failure criterion, vibration signal processing and the method of feature extraction research, study on coupling of wind turbine system, development of on-line monitoring systems.


Author(s):  
Junda Zhu ◽  
Jae M. Yoon ◽  
David He ◽  
Yongzhi Qu ◽  
Eric Bechhoefer

In order to reduce the costs of wind energy, it is necessary to improve the wind turbine availability and reduce the operational and maintenance costs. The reliability and availability of a functioning wind turbine depend largely on the protective properties of the lubrication oil for its drive train subassemblies such as the gearbox and means for lubrication oil condition monitoring and degradation detection. The wind industry currently uses lubrication oil analysis for detecting gearbox and bearing wear but cannot detect the functional failures of the lubrication oils. The main purpose of lubrication oil condition monitoring and degradation detection is to determine whether the oils have deteriorated to such a degree that they no longer fulfill their functions. This paper describes a research on developing online lubrication oil condition monitoring and remaining useful life prediction using particle filtering technique and commercially available online sensors. It first introduces the lubrication oil condition monitoring and degradation detection for wind turbines. Viscosity and dielectric constant are selected as the performance parameters to model the degradation of lubricants. In particular, the lubricant performance evaluation and remaining useful life prediction of degraded lubrication oil with viscosity and dielectric constant data using particle filtering are presented. A simulation study based on lab verified models is provided to demonstrate the effectiveness of the developed technique.


2011 ◽  
Vol 8 (10) ◽  
pp. 103758 ◽  
Author(s):  
Greg J. Livingstone ◽  
Jo Ameye ◽  
Dave Wooton ◽  
A. Toms ◽  
S. W. Dean

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