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Keywords: rotation
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Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Vib. Acoust. April 2019, 141(2): 021013.
Paper No: VIB-18-1308
Published Online: November 19, 2018
...Ivo Senjanović; Ivan Áatipović; Neven Alujević; Damjan Čakmak; Nikola Vladimir In this paper, a finite strip for vibration analysis of rotating toroidal shells subjected to internal pressure is developed. The expressions for strain and kinetic energies are formulated in a previous paper in which...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Vib. Acoust. June 2013, 135(3): 031006.
Paper No: VIB-12-1085
Published Online: March 28, 2013
... 26 11 2012 This paper is the first work on the vibration of a high-speed rotating spherical shell that rotates about its symmetric axis by developing a set of motion governing equations with consideration of both the Coriolis and centrifugal accelerations as well as the hoop tension arising...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Vib. Acoust. February 2012, 134(1): 011007.
Published Online: December 28, 2011
... rotors is investigated. Here, the nonlinear equations-of-motion of the twin-rotor/ABD system are derived and the asymptotic stability about the balanced condition is determined via a perturbation and floquet analysis. It is found that for the case of co-rotating rotors, automatic balancing is only...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Vib. Acoust. December 2011, 133(6): 061002.
Published Online: September 9, 2011
...Ryan J. Monroe; Steven W. Shaw; Alan H. Haddow; Bruce K. Geist Centrifugal pendulum vibration absorbers are used for reducing engine-order torsional vibrations in rotating machines. The most common configuration of these devices utilizes a bifilar suspension in which the absorber mass is suspended...
Journal Articles
Publisher: ASME
Article Type: Technical Briefs
J. Vib. Acoust. February 2011, 133(1): 014501.
Published Online: January 5, 2011
... into rotational motion. In addition, the transformer could be integrated with coils, magnets, and electric circuits to form a portable energy scavenging device. A thorough dynamic analysis of the proposed transformer system is conducted in this study in order to characterize the relationships between the varied...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Vib. Acoust. February 2011, 133(1): 011005.
Published Online: December 8, 2010
... mounted on a rotating hub. Assuming Euler–Bernoulli beam equations and considering the effect of a piezoelectric transducer, equations of motion are derived using the Lagrangian approach followed by relationships describing the harvested power. The equations provide a quantitative description of how...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Vib. Acoust. October 2010, 132(5): 051012.
Published Online: September 1, 2010
...Ramin M. H. Khorasany; Stanley G. Hutton This study examines the frequency characteristics of thin rotating disks subjected to axisymmetric nonflatness. The equations of motion used are based on Von Karman’s plate theory. First, the eigenfunctions of the stationary disk problem corresponding...
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Vib. Acoust. August 2008, 130(4): 041005.
Published Online: July 1, 2008
...Yong-an Huang; Zhou-ping Yin; You-lun Xiong This paper is presented to improve the modeling accuracy and the computational stability for a high-speed rotating flexible structure. The differential governing equations are derived based on the first-order approximation coupling (FOAC) model theory...
Journal Articles
Publisher: ASME
Article Type: Technical Briefs
J. Vib. Acoust. June 2007, 129(3): 386–389.
Published Online: January 5, 2007
...Huajiang Ouyang; Minjie Wang This paper presents a dynamic model for the vibration of a rotating Rayleigh beam subjected to a three-directional load acting on the surface of the beam and moving in the axial direction. The model takes into account the axial movement of the axial force component...
Journal Articles
Publisher: ASME
Article Type: Technical Papers
J. Vib. Acoust. April 2006, 128(2): 203–209.
Published Online: September 9, 2005
...Guangyoung Sun A rotating machine with active magnetic bearings (AMBs) requires conventional bearings as a backup support system in the case of AMB failure. This paper presents an estimated auxiliary/catcher bearing (CB) L 10 fatigue life based on the Hertzian contact dynamic loads between bearing...
Journal Articles
Publisher: ASME
Article Type: Technical Papers
J. Vib. Acoust. April 2006, 128(2): 231–243.
Published Online: August 30, 2005
...Sripathi Vangipuram Canchi; Robert G. Parker Parametric instabilities of in-plane bending vibrations of a rotating ring coupled to multiple, discrete, rotating, time-varying stiffness spring-sets of general geometric description are investigated in this work. Instability boundaries are identified...
Journal Articles
Publisher: ASME
Article Type: Technical Papers
J. Vib. Acoust. October 2004, 126(4): 476–484.
Published Online: December 21, 2004
... resonance relationship into account. Furthermore in many practical rotating machines, the effect of gyroscopic moments are relatively small. Therefore, the one-to-one internal resonance relationship holds approximately between forward and backward natural frequencies in such machinery. In this paper...
Topics: Resonance, Rotors
Journal Articles
Publisher: ASME
Article Type: Technical Briefs
J. Vib. Acoust. July 2004, 126(3): 459–461.
Published Online: July 30, 2004
... in the 1970s, this issue recently resurfaced with the incorrect statement that hysteretic damping of rotating elements is destabilizing at any speed (even subcritical). The aim of the present paper is to clarify this issue in terms of the practical applications of the theory in an unequivocal way. Usually...
Journal Articles
Publisher: ASME
Article Type: Technical Papers
J. Vib. Acoust. July 2004, 126(3): 407–415.
Published Online: July 30, 2004
...Horng-Jou Wang, Graduate Student; Lien-Wen Chen, Professor The axisymmetric dynamic stability of rotating sandwich circular plates with a constrained damping layer subjected to a periodic uniform radial loading along the outer edge of the host plate is studied in the present paper. The viscoelastic...
Journal Articles
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Technical Papers
J. Vib. Acoust. October 2003, 125(4): 441–444.
Published Online: October 8, 2003
... . Manuscript received June 2003. Guest Associate Editor: R. Gordon Kirk. 01 June 2003 08 10 2003 rotation biographies vibrations The creative contributions that Jørgen Lund made to rotor-bearing dynamics technology took place during the years 1960 through 2000. This period...
Journal Articles
Publisher: ASME
Article Type: Technical Papers
J. Vib. Acoust. October 2003, 125(4): 423–426.
Published Online: October 8, 2003
... by the Technical Committee on Vibration and Sound for publication in the Jørgen Lund Special Issue of the JOURNAL OF VIBRATION AND ACOUSTICS . Manuscript received October 2002. Associate Editor: G. T. Flowers. 01 October 2002 08 10 2003 machine bearings rotation vibrations damping...
Journal Articles
Publisher: ASME
Article Type: Technical Papers
J. Vib. Acoust. October 2003, 125(4): 455–461.
Published Online: October 8, 2003
...R. Gordon Kirk, Professor, A total understanding of rotating machinery vibration analysis requires evaluation of critical speed placement, forced response sensitivity to imbalance, linear onset of instability prediction and full non-linear response analysis. Of these four areas of analysis, only...