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Books > Professional & Technical > Mechanical engineering & materials > Materials science > Mechanics of solids > Dynamics & vibration
An ideal - and affordable - text for engineers and maintenance
professionals with an interest in vibration monitoring. This title
does not attempt to baffle with the technology, but introduces it
at an understandable level, touching on the basic theory and
concepts, available equipment and practical issues relevant to the
engineer as well as highlighting several case studies with which
the reader can relate. Other books in this series focus on
corrosion, wear debris analysis, thermography, noise, ultrasonics
and acoustic emission, level, leakage and flow, oil analysis, load
monitoring and a superb Concise Encyclopaedia that includes
introductory notes on all of the above techiques as well as others.
Vibration and noise are two interrelated terms in the field of
mechanical engineering. Vibration is caused by unbalanced inertial
forces and moments whereas noise is the result of such vibrations.
Noisy machines have always been a matter of concern. Lesser
vibration ensures manufacturing to closer tolerances, lesser wear
and tear, and longer fatigue life. Hence, a quieter machine is more
cost-effective in the long run. It is now well understood that a
quieter machine is in every way a better machine.This book deals
with such industrial and automotive noise and vibration, their
measurement and control. This textbook stresses on physical
concepts and the application thereof to practical problems. The
author's four decades of experience in teaching, research and
industrial consultancy is reflected in the choice of the solved
examples and unsolved problems.The book targets senior
undergraduate students in mechanical engineering as well as
designers of industrial machinery and layouts. It can readily be
used for self-study by practicing designers and engineers.
Compiling strategies from more than 30 years of experience, this
book provides numerous case studies that illustrate the
implementation of noise control applications, as well as solutions
to common dilemmas encountered in noise reduction processes. It
offers methods for predicting the noise generation level of common
systems such as fans, motors, compressors, and cooling towers,
selecting the appropriate equipment to monitor sound properties,
assessing the severity of environmental noise, modifying the
sources, transmission paths, and receivers of sound, estimating
sound pressure levels, designing mufflers, silencers, barriers, and
enclosures, and isolating machine vibration.
For junior-level courses in System Dynamics, offered in Mechanical
Engineering and Aerospace Engineering departments. This text
presents students with the basic theory and practice of system
dynamics. It introduces the modeling of dynamic systems and
response analysis of these systems, with an introduction to the
analysis and design of control systems.
The book presents a comprehensive coverage on smart structures,
starting from basic concepts, to a wide spectrum of critical
applications, that include piezoelectric-based sensors, actuators,
and the self-sensing actuators. Throughout the book attempts have
been carried out to develop electrical analogies of the
structural/piezoelectric interactions.The book is organised into
seven chapters. The first three chapters cover the basic concepts
of structural dynamics, control, piezoelectric actuators, and
piezoelectric sensors. While the following four chapters cover a
wide range of important applications in active vibration control,
passive shunted piezoelectric networks, comprehensive piezoelectric
energy harvesting technology, ending with piezoelectric-based
periodic and metamaterial structures. Every chapter ends with
several problems, the solutions of which are found in the solution
manual.
This book offers up novel research which uses analytical approaches
to explore nonlinear features exhibited by various dynamic
processes. Relevant to disciplines across engineering and physics,
the asymptotic method combined with the multiple scale method is
shown to be an efficient and intuitive way to approach mechanics.
Beginning with new material on the development of cutting-edge
asymptotic methods and multiple scale methods, the book introduces
this method in time domain and provides examples of vibrations of
systems. Clearly written throughout, it uses innovative graphics to
exemplify complex concepts such as nonlinear stationary and
nonstationary processes, various resonances and jump pull-in
phenomena. It also demonstrates the simplification of problems
through using mathematical modelling, by employing the use of
limiting phase trajectories to quantify nonlinear phenomena.
Particularly relevant to structural mechanics, in rods, cables,
beams, plates and shells, as well as mechanical objects commonly
found in everyday devices such as mobile phones and cameras, the
book shows how each system is modelled, and how it behaves under
various conditions. It will be of interest to engineers and
professionals in mechanical engineering and structural engineering,
alongside those interested in vibrations and dynamics. It will also
be useful to those studying engineering maths and physics.
The present volume on Methods and Applications of Nonlinear
Dynamics arose mainly from lectures given at the First
International Course on Nonlinear Dynamics, which took place in
Medellin, Colombia, on 1-5 September 1986. The aims of the Course
were to discuss some of the fundamental theoretical ideas of modem
nonlinear dynamics and their application to selected areas of
physics, and also to help the participants to bridge the gap
between textbook presentations and the contemporary research
literature. The lectures were intended for and delivered to a
PhD-level audience composed of physicists and mathematicians. They
were not primarily intended for experts, but rather for scientists
interested in performing experimental or theoretical research on
nonlinear dynamical phenomena occurring in real physical systems.
Reducing and controlling the level of vibration in a mechanical
system leads to an improved work environment and product quality,
reduced noise, more economical operation, and longer equipment
life. Adequate design is essential for reducing vibrations, while
damping and control methods help further reduce and manipulate
vibrations when design strategies reach their limits. There are
also useful types of vibration, which may require enhancement or
control. Vibration Damping, Control, and Design balances
theoretical and application-oriented coverage to enable optimal
vibration and noise suppression and control in nearly any system.
Drawn from the immensely popular Vibration and Shock Handbook, each
expertly crafted chapter of this book includes convenient summary
windows, tables, graphs, and lists to provide ready access to the
important concepts and results. Working systematically from general
principles to specific applications, coverage spans from theory and
experimental techniques in vibration damping to isolation, passive
control, active control, and structural dynamic modification. The
book also discusses specific issues in designing for and
controlling vibrations and noise such as regenerative chatter in
machine tools, fluid-induced vibration, hearing and psychological
effects, instrumentation for monitoring, and statistical energy
analysis. This carefully edited work strikes a balance between
practical considerations, design issues, and experimental
techniques. Complemented by design examples and case studies,
Vibration Damping, Control, and Design builds a deep understanding
of the concepts and demonstrates how to apply these principles to
real systems.
This book covers the basics of the hydrodynamics and vibration of
structures subjected to environmental loads. It describes the
interaction of hydrodynamics with the associated vibration of
structures, giving simple explanations. Emphasis is placed on the
applications of the theory to practical problems. Several case
studies are provided to show how the theory outlined in the book is
applied in the design of structures. Background material needed for
understanding fluid-induced vibrations of structures is given to
make the book reasonably self-sufficient. Examples are taken mainly
from the novel structures that are of interest today, including
ocean and offshore structures and components.Besides being a text
for undergraduates, this book can serve as a handy reference for
design engineers and consultants involved in the design of
structures subjected to dynamics and vibration.
Contents: 1. Applied Digital Signal Processing. 2. Numerical Methods in Acoustics. 3. Source Identification and Location. 4. Modelling of Sound Propagation in the Ocean. 5. Environmental Noise Management. 6. Vehicle Noise. 7. Aircraft Compressor and Airframe Noise. 8. Active Noise Control. 9. Mobility and Impedance Methods in Structural Dynamics. 10. Finite Elements for Structural Vibration Analysis. 11. High Frequency Structural Vibration. 12. Vibration Control. 13. Optical Vibration Measurement Techniques.
About the Series:
This important new series of five volumes has been written with
both the professional engineer and the academic in mind. Christian
Lalanne explores every aspect of vibration and shock, two
fundamental and crucially important areas of mechanical
engineering, from both the theoretical and practical standpoints.
As all products need to be designed to withstand the environmental
conditions to which they are likely to be subjected, prototypes
must be verified by calculation and laboratory tests, the latter
according to specifications from national or international
standards. The concept of tailoring the product to its environment
has gradually developed whereby, from the very start of a design
project, through the to the standards specifications and testing
procedures on the prototype, the real environment in which the
product being tested will be functioning is taken into account. The
five volumes of Mechanical Shock and Vibration cover all the issues
that need to be addressed in this area of mechanical engineering.
The theoretical analyses are placed in the context of the real
world and of laboratory tests - essential for the development of
specifications.
Volume I: Sinusoidal Vibration The relative and absolute response
of a mechanical system with a single degree of freedom is
considered for arbitrary excitation, and its transfer function
defined in various forms. The characteristics of sinusoidal
vibration are placed in the context both of the real world and of
laboratory tests, and transient and steady-state response of the
single-degree-of-freedom system. First viscous damping and than
non-linear damping is considered. The various types of swept sine
and theirproperties are described and, for the one
degree-of-freedom system, the consequences of an inappropriate
choice of sweep rate are considered. From the latter, rules
governing the choice of suitable sweep rates are developed.
Until now, information on the dynamic loading of structures has been widely scattered. No other book has examined the different types of loading in a comprehensive and systematic manner, and looked at their signficance in the design process. The book begins with a survey of the probabilistic background to all forms of loads, which is particularly important to dynamic loads, and then looks at the main types in turn: wind, earthquake, wave, blast and impact loading. The relevant code provisions (Eurocode and UBC American) are detailed and a number of examples are used to illustrate the principles. A final section covers the analysis for dynamic loading, drawing out the concepts underlying the treatment of all dynamic loads, and the corresponding modelling techniques. Throughout there is a focus on the modelling of structures, rather than on classical structural dynamics. eBook available with sample pages: 0203301951
Understanding Active Noise Control Provides a concise introduction to the fundamentals and applications of active control of vibration and sound for the non-expert. It is also a useful quick reference for the specialist engineer. The book emphasises the practical applications of technology, and complex control algorithms and structures are only discussed to the extent that they aid understanding. Extensive recommendations for further reading on the subject are provided, but the text will stand alone for those seeking an overview of the key issues: fundamentals, control systems, transducers, applications and possible future directions.
Flow-induced vibrations and noise continue to cause problems in a
wide range of engineering applications ranging from civil
engineering and marine structures to power generation and chemical
processing. These proceedings bring together more than a hundred
papers dealing with a variety of topics relating to flow-induced
vibration and noise. The contents of this work constitute a mix of
investigations by those working on the mechanisms of vibration and
means of their alleviation, and studies by those in industry who
draw on the present state of knowledge of these mechanisms to avoid
or solve flow-induced vibration and noise problems in industrial
applications.
This work seeks to provide a solid foundation to the principles and
practices of dynamics and stability assessment of large-scale power
systems, focusing on the use of interconnected systems - and aiming
to meet the requirements of today's competitive and deregulated
environments. It contains easy-to-follow examples of fundamental
concepts and algorithmic procedures.
Offers designers and users of mechanical systems an overview of
structural stiffness and damping and their critical roles in
mechanical design. The text assesses the relationship between
stiffness and damping parameters in mechanical systems and
structural materials. An accompanying disk contains detailed
analyses of stiffness- and damping-critical systems.
This volume contains the results of the Manchester Benchmarking
exercise for railway vehicle dynamics simulation packages. Five of
the main computer packages currently used for this purpose were
examined in the exercise and the results are presented in the form
of tables and graphs.
Maintaining an optimal blend of theory and practice, this readily
accessible reference/text details the utility of system dynamics
for analysis and design of mechanical, electrical, fluid, thermal,
and "mixed" engineering systems-addressing topics from system
elements and simple first- and second-order systems to complex
lumped- and distributed-parameter models of practical machines and
processes. Emphasizing digital simulation and integrating
frequency-response methods throughout, System Dynamics furnishes
up-to-date and thorough discussions on relations between real
system components and ideal math models continuous-time dynamic
system simulation methods, such as MATLAB/SIMULINK analytical
techniques, such as classical D-operator and Laplace transform
methods for differential equation solutions and linearization
methods vibration, electromechanics, and mechatronics Fourier
spectrum treatment of periodic functions, and transients and much
more System Dynamics also contains a host of self-study and
pedagogical features that will make it a useful companion for years
to come, such as easy-to-understand simulation diagrams and results
applications to real-life systems--including actual industrial
hardware intentional use of nonlinearity to achieve optimal designs
numerous end-of-chapter problems and worked examples over 1425
graphs, equations, and drawings throughout the text the latest
references to key sources in the literature Serving as a foundation
for engineering experience, System Dynamics is a valuable reference
for mechanical, system, control/instrumentation, and
sensor/actuator engineers as well as an indispensable textbook for
undergraduate students taking courses such as Dynamic Systems in
departments of mechanical, aerospace, electrical, agricultural, and
industrial engineering and engineering physics.
Designed for engineers, this work considers flow-induced
vibrations. It covers topics such as body oscillators; fluid
loading and response of body oscillators; fluid oscillators;
vibrations due to extraneously-induced excitation; and vibrations
due to instability-induced excitation.
This book demonstrates how to formulate the equations of mechanical
systems. Providing methods of analysis of complex mechanical
systems, the book has a clear focus on efficiency, equipping the
reader with knowledge of algorithms that provide accurate results
in reduced simulation time. The book uses Kane's method due to its
efficiency, and the simple resulting equations it produces in
comparison to other methods and extends it with algorithms such as
order-n. Kane's method compensates for the errors of premature
linearization, which are often inherent within vibrations modes
found in a great deal of public domain software. Describing how to
build mathematical models of multibody systems with elastic
components, the book applies this to systems such as construction
cranes, trailers, helicopters, spacecraft, tethered satellites, and
underwater vehicles. It also looks at topics such as vibration,
rocket dynamics, simulation of beams, deflection, and matrix
formulation. Flexible Multibody Dynamics will be of interest to
students in mechanical engineering, aerospace engineering, applied
mechanics and dynamics. It will also be of interest to industry
professionals in aerospace engineering, mechanical engineering and
construction engineering.
For Dynamics Courses. This package includes MasteringEngineering
(R). A Proven Approach to Conceptual Understanding and
Problem-solving Skills Engineering Mechanics: Dynamics excels in
providing a clear and thorough presentation of the theory and
application of engineering mechanics. Engineering Mechanics
empowers students to succeed by drawing upon Prof. Hibbeler's
everyday classroom experience and his knowledge of how students
learn. This text is shaped by the comments and suggestions of
hundreds of reviewers in the teaching profession, as well as many
of the author's students. The Fourteenth Edition includes new
Preliminary Problems, which are intended to help students develop
conceptual understanding and build problem-solving skills. The text
features a large variety of problems from a broad range of
engineering disciplines, stressing practical, realistic situations
encountered in professional practice, and having varying levels of
difficulty. This package includes MasteringEngineering, an online
homework, tutorial, and assessment program designed to work with
this text to engage students and improve results. Interactive,
self-paced tutorials provide individualized coaching to help
students stay on track. With a wide range of activities available,
students can actively learn, understand, and retain even the most
difficult concepts. MasteringEngineering should only be purchased
when required by an instructor. Please be sure you have the correct
ISBN and Course ID. Instructors, contact your Pearson
representative for more information.
Provides a comprehensive introduction to aircraft performance and
flight dynamics. Covers both jet and propellor-driven aircraft.
Includes new content on vertical takeoff and landing, UAV launch,
UAV recovery, use of rocket engine as the main engine, range for
electric aircraft, electric engine, endurance for electric
aircraft, gliding flight, pull-up, and climb-turn. Includes
end-of-chapter problems, MATLABĀ® code and examples, and case
studies. Features a Solutions Manual and Figure Slides for
instructor use.
Explores the history and significance of interplanetary space
missions. Features detailed explanations and mathematical methods
for trajectory optimization. Includes detailed explanations and
mathematical methods for mission analysis for interplanetary
missions. Covers the introduction, mathematical methods, and
applications of the N-body problem (N>2). Discusses navigation
and targeting for interplanetary mission.
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