Zobrazeno 1 - 10
of 31
pro vyhledávání: '"Vamsi C. Meesala"'
Publikováno v:
Nonlinear Dynamics. 99:249-268
We establish a nonlinear non-conservative mathematical framework for the acoustic-electro-elastic dynamics of the response of a piezoelectric disk to high-level acoustic excitation in the context of ultrasound acoustic energy transfer. Nonlinear para
Autor:
Vamsi C. Meesala, Muhammad R. Hajj
Publikováno v:
Nonlinear Dynamics. 95:3375-3384
The sensitivity of the response of a parametrically excited cantilever beam with a tip mass to small variations in elasticity (stiffness) and the tip mass is performed. The governing equation of the first mode is derived, and method of multiple scale
Autor:
Muhammad R. Hajj, Vamsi C. Meesala
Publikováno v:
Journal of Vibration and Control. 25:485-496
The distributed parameter governing equations of a cantilever beam with a tip mass subjected to principal parametric excitation are developed using a generalized Hamilton's principle. Using a Galerkin's discretization scheme, the discretized equation
Publikováno v:
Active and Passive Smart Structures and Integrated Systems XV.
Ultrasound acoustic energy transfer (UAET) is a transformative contactless energy transfer (CET) technology that outperforms conventional electromagnetic based CET techniques to recharge and communicate with low-power implanted medical devices which
Publikováno v:
Active and Passive Smart Structures and Integrated Systems XV.
This work introduces and investigates a metallic acoustic holographic lens to create an arbitrary acoustic pressure pattern in a target plane, using sound reflection phenomenon. The lens performs as a spatial sound modulator by introducing a relative
Publikováno v:
Active and Passive Smart Structures and Integrated Systems XV.
Through-wall acoustic energy transfer (TWAET) using piezoelectric devices is a technology proposed for wirelessly charging sensors in enclosed shells or vessels typically found in automobiles, space stations, and nuclear reactors. This mode of energy
Autor:
Venkateswarlu Annapureddy, Bharat G. Baraskar, Ritamay Bhunia, Tulshidas C. Darvade, Alper Erturk, Bushara Fatma, Ashish Garg, Raju Kumar Gupta, Shashaank Gupta, Shashikant Gupta, Muhammad R. Hajj, Geon-Tae Hwang, Rahul C. Kambale, Ravi Anant Kishore, Abhishek Kumar, Vamsi C. Meesala, Adriane G. Moura, Somdutta Mukherjee, Haribabu Palneedi, Mahesh Peddigari, null Prateek, Amritendu Roy, Jungho Ryu, José P.B. Silva, Jayant Sirohi, Ashutosh Upadhyay
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::346c57461a201405b970a95aac1ca8a6
https://doi.org/10.1016/b978-0-08-102802-5.09992-1
https://doi.org/10.1016/b978-0-08-102802-5.09992-1
Autor:
Vamsi C. Meesala, Muhammad R. Hajj
Due to the complementary direct and inverse piezoelectric effects, piezoelectric materials have been proposed for various critical applications. More recently, there has been increased attention toward extending their realm to produce higher power or
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::bcd634a9e9b82d8a72e4026a50fb1989
https://doi.org/10.1016/b978-0-08-102802-5.00005-4
https://doi.org/10.1016/b978-0-08-102802-5.00005-4
Losses associated with nonlinear wave propagation and exhibited by acoustic wave distortion and shock formation compromise the efficiency of contactless acoustic energy transfer systems. As such, predicting the shock formation distance and its depend
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::7d085a42b293c87615e1b691aab95347
http://arxiv.org/abs/2007.08647
http://arxiv.org/abs/2007.08647