slew bearing condition monitoring usage
Condition monitoring and fault diagnosis methods for low
The condition monitoring of large slewing bearing based on oil analysis method. Key Engineering Materials, Vols. 474-476, 2011, p. 716-719. [Search CrossRef] Liu R. D. Condition monitoring of low-speed and heavily loaded rolling element bearing. Industrial Lubriion and Tribology, Vol. 59, 2007, p. 297-300.
Integrated Condition Monitoring and Prognosis Method for
A condition monitoring method for slew bearings using kurtosis extracted from vibration and acoustic emission signals as condition parameters was proposed by Rodgers . A recent slew bearing condition monitoring and fault diagnosis study [ 4 ] coined ensele empirical mode decomposition (EEMD) and multiscale principal component analysis (MSPCA).
(PDF) An appliion of nonlinear feature extraction - A
An appliion of nonlinear feature extraction - A case study for low speed slewing bearing condition monitoring and prognosis. Download. Related Papers. On the Predictability of Time Series by Metric Entropy. By Hakki Erhan Sevil. Circular domain features based condition monitoring for low speed slewing bearing.
Research on Real Working Condition Simulation and
4.2. The Main Part of the Test Bench. The bearing component is the main part of the wind turbine bearing testing bench, which includes the tested bearing, test shaft, and gearbox and its sensor; the three-dimensional and physical drawings of the bearing part are shown in Figure 3.The basic structure of the main body of the test bench is an inner and outer double shaft system, in …
SKF slewing bearings
sealing systems, SKF slewing bearings for traditional energy proide high reliability and performance in harsh conditions. We een manufactured a slewing bearing for a traditional energy customer that set a record for being the world’s largest slewing bearing with a diameter of , m. dditionally, SKF has deeloped monitor-
CONDITION MONITORING OF OFFSHORE CRANE SLEWING BEARING
CONDITION MONITORING OF OFFSHORE CRANE SLEWING BEARING ASSELIES. Safety is a non-compromising requirement for offshore platform cranes. Due to harsh operating conditions, the slewing bearing asselies, including bolting arrangements, of offshore cranes are vulnerable to failure and there have been incidents in the past of entire cranes plunging …
Slewing bearings | SKF
Slewing bearings comprise an inner ring and an outer ring, one of which usually incorporates a gear. Together with attachment holes in both rings, they enable an optimized power transmission with a simple and quick connection between adjacent machine components.
Condition Monitoring for the Steel Industry
Apr 14, 2017· Condition monitoring is the utilization of the actual operating condition of a mechanical or electrical asset to determine its current state of reliability. By focusing efforts on results of condition monitoring inspections, it allows for a much more efficient and effective use of time during scheduled outages.
An appliion of nonlinear feature extraction - A case
Jul 12, 2013· Abstract: This paper presents the appliion of four nonlinear methods of feature extraction in slewing bearing condition monitoring and prognosis: these are largest Lyapunov exponent, fractal dimension, correlation dimension, and approximate entropy methods. Although correlation dimension and approximate entropy methods have been used previously, the …
ICSV14 Symmetry Methods Applied to the Condition
Current condition monitoring methods provide a sample of data that is short in duration containing a few thousand samples (4098 max). Demodulation/Fourier type data analyses of vibration from slew bearings have been unsuccessful in determining the useful life and /or time to replace. Therefore, we have to ask two simple questions.
An investigation into the condition monitoring of large
Condition Monitoring of a Rolling Mill, 5th International Congress on Industrial and Applied Mathematics (ICIAM2003) CTAC CTL09. 0. H-091, July 2003, Sydney, Australia C.A.S. Moodie, A. K. Tieu, S. Biddle, Symmetry methods applied to the condition-monitoring of slow speed slew bearings, 4th Int. Conf. on Condition Monitoring, June 2007
Failure prediction, monitoring and diagnosis methods for
Feb 01, 2021· Modern WTGS bearings can be divided into two types: drivetrain bearings and adjustment slewing bearings , , , as shown in Fig. 1.Drivetrain bearings can be spherical-, cylindrical- or tapered roller types , , , and generator bearings use coated bearing (ceramic and conductive microfibers) and hybrid bearings .Structures of slewing bearings in wind power …
Remote condition monitoring of slewing bearings on open
Dec 03, 2020· Remote condition monitoring of slewing bearings on open sea Maintenance of large-diameter bearings in offshore appliions can be costly or lead to high downtime. Condition monitoring systems help detect machine problems at an early stage.
Slew Ring Bearing Condition Monitoring to Ensure Safe
Condition monitoring is a testing method that allows a company to uncover how the specific bearings being tested are performing while the machine is in operation. As a result, potential equipment failures can be detected early on and …
Coined Failure Diagnosis of Slewing Bearings Based on
Large-size and heavy-load slewing bearings, which are mainly used in heavy equipment, comprise a subgroup of rolling bearings. Owing to the complexity of the structures and working conditions, it is quite challenging to effectively diagnose the coined failure and extract fault features of slewing bearings. In this study, a method was proposed to denoise and classify …
Appliion of the largest Lyapunov exponent algorithm for
This paper presents a new appliion of the largest Lyapunov exponent (LLE) algorithm for feature extraction method in low speed slew bearing condition monitoring. The LLE algorithm is employed to measure the degree of non-linearity of the vibration signal which is not easily monitored by existing methods. The method is able to detect changes in the condition of the …
Gas Turbine Condition Monitoring Using Acoustic Emission
Aug 01, 2019· Appliion of the Largest Lyapunov Exponent Algorithm for Feature Extraction in Low Speed Slew Bearing Condition Monitoring,” Mech. Syst. Sig. Process., 50–51 (Jan.
Condition monitoring systems | SKF
Easy to finance. Reduced risk. Condition monitoring solutions from SKF use the latest connected technologies to deliver value: Collect data from a wide variety of plant asset parameters – including vibration, temperature, lubriion state, and process data. According to Gartner, 70% of data that is captured is not used.
Condition monitoring of low speed slewing bearings based
Vibration condition monitoring of low-speed rotational slewing bearings is essential ever since it became necessary for a proper maintenance schedule that replaces the slewing bearings installed in massive machinery in the steel industry, among other appliions.
CONDITION MONITORING OF OFFSHORE CRANE SLEWING BEARING
CONDITION MONITORING OF OFFSHORE CRANE SLEWING BEARING ASSELIES. Safety is a non-compromising requirement for offshore platform cranes. Due to harsh operating conditions, the slewing bearing asselies, including bolting arrangements, of offshore cranes are vulnerable to failure and there have been incidents in the past of entire cranes plunging …
SKF slewing bearings
sealing systems, SKF slewing bearings for traditional energy proide high reliability and performance in harsh conditions. We een manufactured a slewing bearing for a traditional energy customer that set a record for being the world’s largest slewing bearing with a diameter of , m. dditionally, SKF has deeloped monitor-
slewing bearing condition monitoring - XZWD
Mar 18, 2019· Condition monitoring is a testing method that allows a company to uncover how the specific bearings being tested are performing while the …
Integrated condition monitoring and prognosis method for
A condition monitoring method for slew bearings using kurtosis extracted from vibration and acoustic emission signals as condition parameters was proposed by Rodgers [3]. A recent slew bearing condition monitoring and fault diagnosis study [4] coined ensele empirical mode decomposition (EEMD) and multiscale principal component analysis (MSPCA).
A life test method and result analysis for slewing
Feb 27, 2015· An appliion of nonlinear feature extraction-A case study for low speed slewing bearing condition monitoring and prognosis. In: 2013 IEEE/ASME International conference on advanced intelligent mechatronics (AIM) , 2013, pp.1713–1718.
Slewing ring bearing use conditions
The use of a slewing ring bearing provides yet another benefit: its shaftless design eliminates the need for a spindle or kingpost. The center of the bearing remains open to allow passage of various hydraulic and control components. The accuracy of the condition monitoring method depends on the selection of the monitored features.
Condition Monitoring for the Steel Industry
Apr 14, 2017· Condition monitoring is the utilization of the actual operating condition of a mechanical or electrical asset to determine its current state of reliability. By focusing efforts on results of condition monitoring inspections, it allows for a much more efficient and effective use of time during scheduled outages.
Condition monitoring of low speed slewing bearings based
Vibration condition monitoring of low-speed rotational slewing bearings is essential ever since it became necessary for a proper maintenance schedule that replaces the slewing bearings installed in massive machinery in the steel industry, among other appliions.
An investigation into the condition monitoring of large
Condition Monitoring of a Rolling Mill, 5th International Congress on Industrial and Applied Mathematics (ICIAM2003) CTAC CTL09. 0. H-091, July 2003, Sydney, Australia C.A.S. Moodie, A. K. Tieu, S. Biddle, Symmetry methods applied to the condition-monitoring of slow speed slew bearings, 4th Int. Conf. on Condition Monitoring, June 2007
Condition Monitoring of Bearing Damage in
While the bearing damage signature of vibrations is well known, there is little experience with the MCS of external bearing damage and the correlation of the artificial damages used in research with real damages in the industry (Bellini et al., 2008). Especially for …
Bearing wear monitoring system - Kongsberg Maritime
Condition monitoring of crank-train bearings in two-stroke diesel engines Illustration showing bearing wear monitoring system. The bearing wear monitoring system uses two sensors mounted in each cylinder compartment, measuring every time …
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