On the vibration of a rotating disk
Web28 de mar. de 2024 · The operation of a real aircraft engine is affected by heat. After an initial comprehensive coupled vibration study of a shaft-disk-blades rotor, the authors added heat to explore heat-elastic coupled vibrations. The assumed mode and finite element methods were applied in this study. In addition, a new material, the nickel-based … Web1 de dez. de 1972 · The equation of motion of a rotating disk, clamped at the inner radius and free at the outer radius, is solved by reducing the fourth-order equation of motion to a set of four first-order equations subject to arbitrary initial conditions. A modified Adams’ …
On the vibration of a rotating disk
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WebThis paper gives an analytical approach for investigating free and forced transverse vibrations of a clamped-free rotating annular disk and obtaining the acoustic pressure distribution around the spinning disk. In the beginning, a modal analysis based on new analytical methods is carried out to find natural frequencies and mode shapes of the … Web1 de dez. de 2024 · Abstract In this paper, we consider the stabilization of a unitized rotating disk–cable system, ... Vance and Katholi, 1978 Vance O.L., Katholi C.R., …
Web29 de fev. de 2012 · Rotating disk vibration - interaction resonance. As this is my initial submission on Dynamics & Acoustics, I should start with aspects of Wilfred Campbell’s “Campbell Diagrams”, Ref. [1]. This article will offer an explanation of “minor resonance” of disks, better-termed interaction resonance, and end with a suggestion to be cautious ... Web1 de jan. de 2011 · On the other hand, about disks, Shen [10] further employed Rayleigh dissipation function and Lagrange's equation to solve for the forced responses of a …
WebAs the main components of the rotor system of aero-engines and other rotating machinery equipment, the bladed disk system has high requirements on its structure design, safety and stability. Taking the rotor disk system of aero-engines as the research object, modal calculation of the rotor disk system was based on the group theory algorithm, and using … WebAdditionally, the effects of the rotating speed, GPL distribution pattern, GPL weight fraction, length-to-thickness ratio and length-to-width ratio of GPLs, inner and outer radius of the …
WebWhen sand particles are entrained into carrier flow, such as liquid, a strong interaction occurs with the surface of the metallic material, resulting in serious erosion damage. …
Web1 de jan. de 2024 · The rotating disk is often designed to be thin to decrease material cost in manufacturing process and reduce power consumption during use. However, it is harmful to the disk's performance in operation due to the flexible disk's vibration, especially transverse vibration [1], [2], [3], [4]. recycling reward programsWebThe changes effected by the Coriolis acceleration in the frequencies of inplane vibrations of a rotating disk are calculated. It is shown that the current practice to neglect this effect … klein nishina formulaWeb14 de nov. de 2016 · Platter wobble – Caused by a slight imbalance in the rotating platters. It is a readily identifiable sinusoidal vibration at a frequency that exactly corresponds to the rotational speed of the platter … recycling resinWeba high speed rotating disk at a constant speed and yields producing a resistive gyroscopic torque as a source of angular momentum (Schlick, 1904a, b). recycling rhinelanderWeb22 de jul. de 2004 · Consider a flexible disk fixed to a shaft with angular misalignment, which is illustrated in Fig. 1. The disk rotates about the rotation axis or the shaft axis with a rotating speed Ω and a rotating acceleration Ω ̇.The rotation axis of the disk is not parallel to the symmetry axis, as shown in Fig. 1.The angular misalignment of the disk is defined … klein nordic locationWebVibration Control in a Co-rotating Twin-Spool Rotor System Under Base Excitation and Mass Unbalance Using Active Magnetic Bearings ... For optimized AMBTSRS, the maximum amplitude of vibration at the bearings and disks locations are found to decrease by 73.66% and 96.97%, respectively, with respect to the system with conventional bearings. klein nishina cross sectionWeb1 de jan. de 2014 · Analytical method is presented for the determination of free vibration characteristics of high speed viscoelastic rotating disks. In the development of this analytical solution, two-dimensional ... recycling rewards st helens