WebApr 10, 2024 · Aiming at the problems of the traditional planetary gear fault diagnosis method of wind turbines, such as the poor timeliness of data transmission, weak visualization effect of state monitoring, and untimely feedback of fault information, this paper proposes a planetary gear fault diagnosis method for wind turbines based on a … WebApr 20, 2024 · Accurate modeling of the vibration signal model of planetary gearboxes is essential for the subsequent fault diagnosis. According to the existing improved phenomenological model based on the meshing vibration, this paper conducts further investigations on the vibration mechanism of the gearbox.
Condition monitoring and fault diagnosis of planetary
WebAn improved maximum correlated kurtosis deconvolution (MCKD) method based on quantum genetic algorithm (QGA) named QGA-MCKD is proposed, which can be used for … WebAccurately and intelligently identifying faults of the planetary gearbox is essential in the safe and reliable operation and maintenance of the mechanical drive Intelligent Fault … memphis tn things to do for free
A dynamic-model-based fault diagnosis method for a wind turbine ...
WebPlanetary gearboxes are widely used in the drivetrain of wind turbines. Planetary gearbox fault diagnosis is very important for reducing the downtime and maintenance cost and … The real data are the vibration signals acquired from PG of the DDS test bench. When collecting the signal, variable speed drive motor’s rotation frequency is 30 Hz, and there are four different currents on the magnetic brake: 0 A, 0.4 A, 0.8 A, and 1.2 A (different loads can be applied to the output shaft by adjusting the … See more This paper takes the PG in Drivetrain Diagnostics Simulator (DDS) test bench designed by SpectraQuest company of America as the research target, Fig. 4 is the structural drawing of DDS laboratory bench, which is … See more According to the calculation formula of the transmission ratio of the epicyclic gear train, the calculation formula of the planet carrier rotation frequency fc, planetary gear train meshing frequency fm, and sun gear local fault … See more There are five different integration solvers in Adams: GSTIFF, WSTIFF, HHT, Newmark, HASTIFF, and three integration formats: I3, SI1, SI2. … See more The validity of the proposed means is proved by five TL tasks of A → B, A → C, A → D, A → E, and B → E. In the first four TL tasks, the training dataset consists of 6000 labeled simulated samples and 3000 unlabeled real … See more WebAug 5, 2024 · In order to achieve intelligent diagnosis of the planetary gearbox, an intelligent fault diagnosis method based on empirical mode decomposition (EMD) and deep convolutional neural networks (DCNN ... memphis tn things to.do