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Elastic medium and torsional spring effects on the nonlocal dynamic of functionally graded porous nanotubes
In this study, Eringen’s nonlocal elasticity theory that applies the small size effects in functionally graded porous nanotubes embedded in an...
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Nonlinear aerodynamic characteristics and modeling of a quasi-flat plate at torsional vibration: effects of angle of attack and vibration amplitude
The clarification of the nonlinear and unsteady aerodynamic characteristics of a quasi-flat plate is of great importance to predict its wind-induced...
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Influence of longitudinal-torsional ultrasonic vibration on drilling carbon fiber-reinforced polymer composite
Carbon fiber-reinforced polymer (CFRP) parts are prone to forming defects during machining, so their applications are limited in many fields. In...
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Free Torsional Vibration Analysis of Nanorods with Non-circular Cross-Sections Based on the Second-Order Strain Gradient Theory
PurposeIn this paper, the free torsional vibration characteristics of nanorods with non-circular (elliptical, rectangular, triangular) cross-sections...
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Development of a longitudinal-torsional ultrasonic-assisted roller dressing device for precision form grinding of GCr15 bearing rings
Grinding wheel dressing is the key to achieving precision form grinding of GCr15 bearing rings. However, the low dressing accuracy and poor dressing...
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Surface quality study of longitudinal torsional ultrasonic micro-milling of borosilicate glass based on morphological modeling
Borosilicate glass has good light transmittance and stable chemical property, which is an ideal material for microfluidic chip matrix, However,...
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Study on the Monitoring and Analysis Method of the Working Efficiency of Torsional Impactors
The torsional impactor converts the kinetic energy of the drilling fluid into fixed-frequency mechanical circumferential vibration, which can...
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Size-dependent coupled bending-torsional vibration of functionally graded carbon nanotube reinforced composite Timoshenko microbeams
This paper investigates the free vibration of a carbon nanotube-reinforced composite Timoshenko microbeam considering the effect of axial load and...
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Torsional Vibration for Rolling Mill with the Drive System Shaft Axis Deviations
The torsional vibration is a technical problem during the rolling process, which seriously affects rolling stability and production efficiency. In...
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Research on Tortional Vibration Characteristics of Series Spring Damper for Hybrid Electric Vehicle
In this paper, the torsional vibration characteristics of series spring torsional damper for hybrid electric vehicle are studied. Firstly, dynamic...
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Application of Metamaterial in Vibration Suppression of Rotor System
Focusing on the problem of narrow frequency band and large size of vibration suppression devices for rotor systems, metamaterials are applied in...
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Support vector machines applied to torsional vibration severity in drill strings
This paper aims to analyze the capacity of support vector machines (SVMs) to classify torsional vibrations in drill strings. The features are the...
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Estimation of Torque Variation due to Torsional Vibration in a Rotating System Using a Kalman Filter-Based Approach
PurposeIt is observed that the motor-running machines that the fluctuation in power supply causes torsional vibration in the rotating systems....
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Surface integrity investigation into longitudinal-torsional ultrasonic vibration side milling for a TC18 titanium alloy—part I: the effects of cutting speed on cutting force and surface integrity
This paper presents the results of an experimental investigation into the effects of cutting speed on cutting force and surface integrity during...
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Crankshaft Torsional Vibration Analysis in a Mid-Size Diesel Engine: Simulation and Experimental Validation
This chapter presents the theoretical formulation for torsional vibration analysis in internal combustion engines. The methodology can be applied to...
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Methodology for uncoupling translational and torsional modes in framed structure with experimental validation
Torsional forces may be induced in a building during dynamic excitation when the center of mass does not coincide with the center of rigidity....
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Burr formation mechanism and experimental research in longitudinal-torsional ultrasonic-assisted milling Ti-6Al-4 V
Titanium alloy milling is prone to burrs at the edges of the workpiece, which can negatively affect surface integrity and dimensional accuracy, and...
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Vibration of embedded restrained composite tube shafts with nonlocal and strain gradient effects
Torsional vibration response of a circular nanoshaft, which is restrained by the means of elastic springs at both ends, is a matter of great concern...
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Reducing shimmy oscillation of a dual-wheel nose landing gear based on torsional nonlinear energy sink
Shimmy is described as a self-induced oscillation for the landing gear which is a threat to the handing quality and safety of aircraft taxiing on the...
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Fixed-time Prescribed Performance Vibration Suppression Control of the Electromechanical Transmission System with Actuator Faults
This paper studied the fixed-time prescribed performance torsional vibration suppression control for the transmission system with actuator faults....