Results 41 to 50 of about 3,274,537 (356)

Simultaneous Measurement and Simulation of Angular Position and Angular Speed for Time Grating

open access: yesJournal of Physics: Conference Series, 2020
Abstract A method is presented in order to realize the measurement of angular position and angular speed simultaneously based on the theory of time grating and the measurement of angular position and angular speed is transformed into the measurement of phase difference.
Zhonghua Gao, Jialuo Wan, Pengxia Li
openaire   +2 more sources

Mathematical model in a thin non-homogeneous rotating disc for isotropic material with rigid shaft by using Seth's transition theory [PDF]

open access: yesKragujevac Journal of Science, 2015
In this paper we investigate stresses and displacement in thin nonhomogeneous rotating disc has been derived by using Seth's Transition theory and results have been discussed and depicted graphically.
Pankaj Thakur   +2 more
doaj   +1 more source

A novel eccentric lapping machine for finishing advanced ceramic balls [PDF]

open access: yes, 2001
Advanced ceramic balls are used extensively in hybrid precision ball bearings and show advantages in high speed, high temperature, high load and hostile environment.
Hadfield, M, Kang, J
core   +1 more source

Thickness variation parameter in a thin rotating disc by finite deformation [PDF]

open access: yesFME Transactions, 2013
Seth’s transition theory is applied to the problems of thickness variation parameter in a thin rotating disc by finite deformation. Neither the yield criterion nor the associated flow rule is assumed here.
Pankaj Thakur, Singh S.B., Jatinder Kaur
doaj  

Rotation of an immersed cylinder sliding near a thin elastic coating [PDF]

open access: yes, 2017
It is known that an object translating parallel to a soft wall in a viscous fluid produces hydro- dynamic stresses that deform the wall, which, in turn, results in a lift force on the object. Recent experiments with cylinders sliding under gravity near a
Jules, Theo   +6 more
core   +3 more sources

Adaptive Estimation of Instantaneous Angular Speed for Wind Turbine Planetary Gearbox Fault Detection

open access: yesIEEE Access, 2019
Planetary gearbox faults are the leading causes of downtime in wind turbines (WTs). In recent years, numerous and various vibration-based approaches have been put forward for WT gearbox fault detection.
Yi Wang   +3 more
semanticscholar   +1 more source

Algorithm of accurate cargo movement on a physical model of a sorting conveyor

open access: yesИзвестия Томского политехнического университета: Инжиниринг георесурсов
Relevance. It is justified by the necessity to confirm the operability of the algorithm of accurate movement of the selected wood sorting to the corresponding storage bunker in the technological process of roundwood sorting at winter warehouses of ...
Nurbanu D. Sarbassova   +3 more
doaj   +1 more source

The development of methods of angular acceleration indirect measurement and control error for angular speed of synchronously-inphase electric drive

open access: yesИзвестия Томского политехнического университета: Инжиниринг георесурсов, 2009
The authors have developed the methods of indirect measurement of angular speed error and angular acceleration of synchronously-inphase electric drive based on the analysis of cross sequence order of base frequency and closed loop pulses under saturated ...
A. V. Bubnov   +2 more
doaj   +2 more sources

The Pattern Speeds of NGC 3031, NGC 2366, and DDO 154 as Functions of Radius

open access: yes, 2012
The pattern speeds of NGC 3031, NGC 2366, and DDO 154 are measured using a solution of the Tremaine-Weinberg equations derived in a previous paper. Four different data sets of NGC 3031 produce consistent results despite differences in angular resolution,
Speights, Jason C., Westpfahl, David J.
core   +1 more source

Indication of the optimal utilization of the mouldboard plow with angular skimmer manufactured locally in different field conditions [PDF]

open access: yesمجلة جامعة كركوك للعلوم الزراعية
The study was implemented in two phases. In the first phase, the required dimensions and measurements for the angular skimmer were established, suitable metal type was determined, and the angular skimmer was manufactured according to the dimensions and ...
Rateeb Ali
doaj   +1 more source

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