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Keywords: Stability
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Journal Articles
Publisher: ASME
Article Type: Technical Briefs
J. Vib. Acoust. February 2024, 146(1): 014501.
Paper No: VIB-23-1375
Published Online: May 15, 2024
... damping stability cryogenics thermoacoustics liquid hydrogen storage National Science Foundation 10.13039/100000001 2214235 Narrow tubes inserted in dewars and used as cryogen transfer lines or pathways for sensing instruments (Fig. 1( a ) ) can be prone to high-amplitude...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Vib. Acoust. December 2023, 145(6): 061003.
Paper No: VIB-23-1169
Published Online: October 13, 2023
...Supreeth S. Sultanpur; Satyanarayanan R. Chakravarthy Presently, passive methods of controlling combustion instability fall short when one considers stabilizing multiple acoustic modes. In this paper, we present a passive control approach based on the locations of the burners to stabilize multiple...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Vib. Acoust. August 2023, 145(4): 041003.
Paper No: VIB-22-1396
Published Online: March 22, 2023
... of the plucking phenomenon has relied on numerical integration methods. In this work, a semi-analytical method is developed to investigate the stability and bifurcation behaviors of rotary magnetic plucking, which integrates a second-order perturbation technique and discrete Fourier transform. Analysis through...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Vib. Acoust. June 2023, 145(3): 031003.
Paper No: VIB-22-1272
Published Online: February 1, 2023
... with the time simulation results. The stability is checked with Floquet theory and bifurcation diagrams from Poincare sections. The model is fully capable of generating the tooth geometries, mesh stiffnesses, and gear train dynamics without reliance on any package programs. Hence, the model provides flexibility...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Vib. Acoust. June 2023, 145(3): 031005.
Paper No: VIB-22-1302
Published Online: January 31, 2023
..., and stability of the system. The results reveal that the vibration and instability of the spinning shaft are strongly dependent on the unbalanced load and material gradient. 1 Corresponding author. Email: wgd_vib@yeah.net Emails: ahau_evib@16.com ; ahau_evib@163.com Email: lqchen@ahau.edu.cn...
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Vib. Acoust. April 2023, 145(2): 021008.
Paper No: VIB-22-1203
Published Online: November 2, 2022
..., the nonlinear rotor dynamics of vertical rotating machines with journal sliding bearings are investigated and evaluated by theoretical and numerical analyses and experiments of a simple vertical rotating shaft. As a result, some new destabilization and stabilization phenomena are found in the vertical shaft...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Vib. Acoust. October 2022, 144(5): 051010.
Paper No: VIB-21-1145
Published Online: May 10, 2022
...Susheelkumar C. Subramanian; Sangram Redkar In this work, the asymptotic stability bounds are identified for a class of linear quasi-periodic dynamical systems with stochastic parametric excitations and nonlinear perturbations. The application of a Lyapunov–Perron (L-P) transformation converts...
Journal Articles
Publisher: ASME
Article Type: Technical Briefs
J. Vib. Acoust. August 2022, 144(4): 044501.
Paper No: VIB-22-1027
Published Online: March 11, 2022
...Arion Pons This technical note is concerned with aeroelastic flutter problems: the analysis of aeroelastic systems undergoing airspeed-dependent dynamic instability. Existing continuation methods for parametric stability analysis are based on marching along an airspeed parameter until the flutter...
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Vib. Acoust. December 2021, 143(6): 061010.
Paper No: VIB-20-1492
Published Online: May 4, 2021
... and A coustics . 07 10 2020 06 04 2021 07 04 2021 04 05 2021 time-varying optimal control active vibration control moving mass state estimation active vibration and noise control mechatronics and electro-mechanical systems smart materials and structures stability structural...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Vib. Acoust. December 2021, 143(6): 061007.
Paper No: VIB-20-1357
Published Online: April 22, 2021
... stability structural dynamics and control A major component of the large spacecraft and satellite structures comprises the cables mainly used for power and signal transmission. A study conducted in 2010 [ 1 ] reported that these cables can account for up to 30% of the structure's dry mass...
Topics: Cables
Includes: Supplementary data
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Vib. Acoust. August 2021, 143(4): 041014.
Paper No: VIB-20-1483
Published Online: April 2, 2021
... the eigenvalue loci), and the system is stabilized. Email: hugohm@fem.unicamp.br Email: simionatto@fem.unicamp.br Email: milton@fem.unicamp.br Contributed by the Noise Control and Acoustics Division of ASME for publication in the J ournal of V ibration and A coustics . 05 10 2020 25...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Vib. Acoust. August 2021, 143(4): 041015.
Paper No: VIB-20-1625
Published Online: April 2, 2021
... ]. If the parameter values are selected such that the system is on the stability boundary or very close to it, then the near identity transformation in the quasi-periodic system does not converge. For a parametrically excited quasi-periodic linear system, of the form in Eq. (1) , the L–P transformation...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Vib. Acoust. December 2021, 143(6): 061003.
Paper No: VIB-20-1362
Published Online: February 23, 2021
... is regarded as a breakthrough for future mobility. However, its practical implementation requires the solution of key shortcomings. Among these, the stability of the electrodynamic levitation system remains partially unexplored. The state of the art presents numerous attempts to attain stable behavior...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Vib. Acoust. October 2021, 143(5): 051006.
Paper No: VIB-20-1322
Published Online: January 18, 2021
...Yudai Kunori; Tsuyoshi Inoue; Kenjiro Miyake In turbomachinery, the rotor dynamic (RD) fluid force generated in a fluid element, by the interaction between the shaft behavior and the fluid flow, is one of the causes of the shaft behavior and has a great influence on the stability...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Vib. Acoust. October 2021, 143(5): 051004.
Paper No: VIB-20-1241
Published Online: January 13, 2021
... dynamics modal analysis stability structural dynamics and control vibration control 21 05 2020 22 11 2020 23 11 2020 13 01 2021 Contributed by the Design Engineering Division of ASME for publication in the J ournal of V ibration and A coustics . Email: salehian...
Includes: Supplementary data
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Vib. Acoust. August 2021, 143(4): 041003.
Paper No: VIB-20-1038
Published Online: November 10, 2020
...Fatemeh Afzali; Gizem D. Acar; Brian F. Feeny The Floquet theory has been classically used to study the stability characteristics of linear dynamic systems with periodic coefficients and is commonly applied to Mathieu’s equation, which has parametric stiffness. The focus of this article is to study...
Journal Articles
Publisher: ASME
Article Type: Technical Briefs
J. Vib. Acoust. June 2021, 143(3): 034502.
Paper No: VIB-20-1306
Published Online: October 27, 2020
..., and stability of such a bi-gyroscopic system have been studied by the standard eigenvalue problems. The bifurcation series of frequencies and corresponding modal motions have been presented to show the gyroscopically coupled motions. The complex modes of the proposed bi-gyroscopic systems, such as whirling...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Vib. Acoust. June 2021, 143(3): 031005.
Paper No: VIB-20-1082
Published Online: October 6, 2020
... piezoelectric patches used with the brake pads can provide a unique characteristic, namely, being able to convert the mechanical energy of squealing brakes into electrical energy. This energy can be dispersed throughout an electrical network, fostering greater stability and damping risk factors of the brake...
Topics: Brakes