Parametrically-excited Microelectromechanical Oscillators with Filtering Capabilities

Parametrically-excited Microelectromechanical Oscillators with Filtering Capabilities PDF Author: Jeffrey F. Rhoads
Publisher:
ISBN:
Category : Electric filters, Bandpass
Languages : en
Pages : 190

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Parametrically-excited Microelectromechanical Oscillators with Filtering Capabilities

Parametrically-excited Microelectromechanical Oscillators with Filtering Capabilities PDF Author: Jeffrey F. Rhoads
Publisher:
ISBN:
Category : Electric filters, Bandpass
Languages : en
Pages : 190

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Book Description


Exploring and Exploiting Resonance in Coupled And/or Nonlinear Microelectromechanical Oscillators

Exploring and Exploiting Resonance in Coupled And/or Nonlinear Microelectromechanical Oscillators PDF Author: Jeffrey F. Rhoads
Publisher:
ISBN:
Category : Microelectromechanical systems
Languages : en
Pages : 320

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IUTAM Symposium on Chaotic Dynamics and Control of Systems and Processes in Mechanics

IUTAM Symposium on Chaotic Dynamics and Control of Systems and Processes in Mechanics PDF Author: Giuseppe Rega
Publisher: Springer Science & Business Media
ISBN: 1402032684
Category : Technology & Engineering
Languages : en
Pages : 518

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Book Description
The interest of the applied mechanics community in chaotic dynamics of engineering systems has exploded in the last fifteen years, although research activity on nonlinear dynamical problems in mechanics started well before the end of the Eighties. It developed first within the general context of the classical theory of nonlinear oscillations, or nonlinear vibrations, and of the relevant engineering applications. This was an extremely fertile field in terms of formulation of mechanical and mathematical models, of development of powerful analytical techniques, and of understanding of a number of basic nonlinear phenomena. At about the same time, meaningful theoretical results highlighting new solution methods and new or complex phenomena in the dynamics of deterministic systems were obtained within dynamical systems theory by means of sophisticated geometrical and computational techniques. In recent years, careful experimental studies have been made to establish the actual occurrence and observability of the predicted dynamic phenomena, as it is vitally needed in all engineering fields. Complex dynamics have been shown to characterize the behaviour of a great number of nonlinear mechanical systems, ranging from aerospace engineering applications to naval applications, mechanical engineering, structural engineering, robotics and biomechanics, and other areas. The International Union of Theoretical and Applied Mechanics grasped the importance of such complex phenomena in the Eighties, when the first IUTAM Symposium devoted to the general topic of nonlinear and chaotic dynamics in applied mechanics and engineering was held in Stuttgart (1989).

Resonant MEMS

Resonant MEMS PDF Author: Oliver Brand
Publisher: John Wiley & Sons
ISBN: 352767635X
Category : Technology & Engineering
Languages : en
Pages : 512

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Book Description
Part of the AMN book series, this book covers the principles, modeling and implementation as well as applications of resonant MEMS from a unified viewpoint. It starts out with the fundamental equations and phenomena that govern the behavior of resonant MEMS and then gives a detailed overview of their implementation in capacitive, piezoelectric, thermal and organic devices, complemented by chapters addressing the packaging of the devices and their stability. The last part of the book is devoted to the cutting-edge applications of resonant MEMS such as inertial, chemical and biosensors, fluid properties sensors, timing devices and energy harvesting systems.

MOEMS and Miniaturized Systems

MOEMS and Miniaturized Systems PDF Author:
Publisher:
ISBN:
Category : Microelectromechanical systems
Languages : en
Pages : 388

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MEMS Linear and Nonlinear Statics and Dynamics

MEMS Linear and Nonlinear Statics and Dynamics PDF Author: Mohammad I. Younis
Publisher: Springer Science & Business Media
ISBN: 1441960201
Category : Technology & Engineering
Languages : en
Pages : 463

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Book Description
MEMS Linear and Nonlinear Statics and Dynamics presents the necessary analytical and computational tools for MEMS designers to model and simulate most known MEMS devices, structures, and phenomena. This book also provides an in-depth analysis and treatment of the most common static and dynamic phenomena in MEMS that are encountered by engineers. Coverage also includes nonlinear modeling approaches to modeling various MEMS phenomena of a nonlinear nature, such as those due to electrostatic forces, squeeze-film damping, and large deflection of structures. The book also: Includes examples of numerous MEMS devices and structures that require static or dynamic modeling Provides code for programs in Matlab, Mathematica, and ANSYS for simulating the behavior of MEMS structures Provides real world problems related to the dynamics of MEMS such as dynamics of electrostatically actuated devices, stiction and adhesion of microbeams due to electrostatic and capillary forces MEMS Linear and Nonlinear Statics and Dynamics is an ideal volume for researchers and engineers working in MEMS design and fabrication.

Developments and Novel Approaches in Biomechanics and Metamaterials

Developments and Novel Approaches in Biomechanics and Metamaterials PDF Author: Bilen Emek Abali
Publisher: Springer Nature
ISBN: 3030504646
Category : Science
Languages : en
Pages : 500

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Book Description
This book presents a selection of cutting-edge methods that allow readers to obtain novel models for nonlinear solid mechanics. Today, engineers need more accurate techniques for modeling solid body mechanics, chiefly due to innovative methods like additive manufacturing—for example, 3D printing—but also due to miniaturization. This book focuses on the formulation of continuum and discrete models for complex materials and systems, and especially the design of metamaterials. It gathers outstanding papers from the international conference IcONSOM 2019

Proceedings

Proceedings PDF Author:
Publisher:
ISBN:
Category : Microelectromechanical systems
Languages : en
Pages : 758

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Piezoelectric MEMS Resonators

Piezoelectric MEMS Resonators PDF Author: Harmeet Bhugra
Publisher: Springer
ISBN: 3319286889
Category : Technology & Engineering
Languages : en
Pages : 423

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Book Description
This book introduces piezoelectric microelectromechanical (pMEMS) resonators to a broad audience by reviewing design techniques including use of finite element modeling, testing and qualification of resonators, and fabrication and large scale manufacturing techniques to help inspire future research and entrepreneurial activities in pMEMS. The authors discuss the most exciting developments in the area of materials and devices for the making of piezoelectric MEMS resonators, and offer direct examples of the technical challenges that need to be overcome in order to commercialize these types of devices. Some of the topics covered include: Widely-used piezoelectric materials, as well as materials in which there is emerging interest Principle of operation and design approaches for the making of flexural, contour-mode, thickness-mode, and shear-mode piezoelectric resonators, and examples of practical implementation of these devices Large scale manufacturing approaches, with a focus on the practical aspects associated with testing and qualification Examples of commercialization paths for piezoelectric MEMS resonators in the timing and the filter markets ...and more! The authors present industry and academic perspectives, making this book ideal for engineers, graduate students, and researchers.

Piezoelectric Energy Harvesting

Piezoelectric Energy Harvesting PDF Author: Alper Erturk
Publisher: John Wiley & Sons
ISBN: 1119991358
Category : Technology & Engineering
Languages : en
Pages : 377

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Book Description
The transformation of vibrations into electric energy through the use of piezoelectric devices is an exciting and rapidly developing area of research with a widening range of applications constantly materialising. With Piezoelectric Energy Harvesting, world-leading researchers provide a timely and comprehensive coverage of the electromechanical modelling and applications of piezoelectric energy harvesters. They present principal modelling approaches, synthesizing fundamental material related to mechanical, aerospace, civil, electrical and materials engineering disciplines for vibration-based energy harvesting using piezoelectric transduction. Piezoelectric Energy Harvesting provides the first comprehensive treatment of distributed-parameter electromechanical modelling for piezoelectric energy harvesting with extensive case studies including experimental validations, and is the first book to address modelling of various forms of excitation in piezoelectric energy harvesting, ranging from airflow excitation to moving loads, thus ensuring its relevance to engineers in fields as disparate as aerospace engineering and civil engineering. Coverage includes: Analytical and approximate analytical distributed-parameter electromechanical models with illustrative theoretical case studies as well as extensive experimental validations Several problems of piezoelectric energy harvesting ranging from simple harmonic excitation to random vibrations Details of introducing and modelling piezoelectric coupling for various problems Modelling and exploiting nonlinear dynamics for performance enhancement, supported with experimental verifications Applications ranging from moving load excitation of slender bridges to airflow excitation of aeroelastic sections A review of standard nonlinear energy harvesting circuits with modelling aspects.