Libros UCLV { BETA }

This book has been written to provide a simple and self-contained description of the working and underlying principles of the aero gas turbine engine. The use of complex formulae and the language of the specialist have been avoided to allow for a clear and concise presentation of the essential facts. Only such description and formulae, therefore, as are necessary to the understanding of the function and the theory of the engine are included. It will be noted that the emphasis in this book is on the turbo-jet engine and that no special part deals with the propeller-turbine engine. This is because the working principles of both engine types are essentially the same. However where differences in function or application do exist, these are described. The aero gas turbine is being continually developed to provide improved performance for each new generation of aircraft; the fourth edition of this book has been revised and expanded to include the latest aero gas engine technology.

The objective ofthls book is to provide the concepts, procedure, data, and decision analysis techniques necessary to design machine elements commonly found in mcchanical devices and systerns. Students completing a course of study using this hook should be able to execute original designs for machine elements and integrate the elemenls into a system compoed of several elements.

This text is intended for students beginning the study of mechanical engineering design. The focus is on blending fundamental development of concepts with practical specification of components. Students of this text should find that it inherently directs them into familiarity with both the basis for decisions and the standards of industrial components. For this reason, as students transition to practicing engineers, they will find that this text is indispensable as a reference text.

El objetivo de este libro es presentar los conceptos procedimientos, datos, y técnicas de análisis de decisiones necesarios para diseñar los elementos de maquina que se encuentran con frecuencia en los dispositivos y sistemas mecánicos. Los alumnos que terminen un curso y usen este libro deben poder realizar diseños originales de elementos de maquina e integrarlos en un sistema mas complejo.

Este libro ha sido escrito para estudiantes de ingeniería que inician el estudio de un curso de Diseño en Ingeniería Mecánica. Tales estudiantes han adquirido ya un conjunto de herramientas de ingeniería consistente, en esencia, en matemáticas, lenguajes de computación y aptitud para utilizar su idioma para expresarse adecuadamente en forma verbal y escrita. El diseño mecánico requiere además un gran caudal de conocimientos de geometría; por consiguiente, otra herramienta útil sera la capacidad de bosquejar y dibujar con corrección las diversas configuraciones de elementos técnicos que surjan. Los estudiantes se habrán capacitado también en diversas ciencias de ingeniería, como física, mecánica analítica, materiales y procesos, así como en las ciencias fluídicas y térmicas. Estos elementos, las herramientas intelectuales (conocimientos y destrezas), constituyen el fundamento del ejercicio de toda ingeniería. En esta fase de la educación a nivel de licenciatura conviene exponer algunos aspectos de la profesión del ingeniero. Los estudios de la carrera deben integrar y aplicar los conocimientos y las destrezas técnicas en la consecución de un objetivo de ingeniería. Las presiones que se ejercen sobre los planes de estudios de la licenciatura en ingeniería de la actualidad exigen que lo anterior se realice de la manera más eficiente. La mayoria de los profesores coinciden en que el diseño mecánico lleva a cabo la integración y aplicación de un mayor número de ciencias y técnicas que cualquiera otra carrera profesional. El diseño mecanico es también la parte medular y la base de otros estudios de diseño y aplicación profesional de la Ingeniería Mecánica.

This involves a very brief historical part explaining the development of wind power, as well as a part dealing with economy and wind turbine design. It is by no means the intention to give a full historical review of wind turbines, merely to mention some major milestones in their development and to give examples of the historical exploitation of wind power.

There is no lack of good textbooks dealing with the subject of machine design. These books are directed primarily to the engineering student. Because of this, they contain much theoretical material that is amenable to mathematical analysis. Such topics are preferred by the instructor as well as the student because they appeal to the student's scientific, mathematical, and computer backgrounds; are well-defined topics with a beginning, a middle, and an end; and are easy to use in testing the student's knowledge acquisition. The limited amount of time available for academic studies severely limits the number of topics that can be used as well as their treatment. Since textbooks devoted to mechanical design inevitably reflect this bias, there is great need for a handbook that treats the universe of machine design—not just the readily teachable part.

The system dynamics approach provide important unifying concepts for de analysis of sysetms wich span the traditional engineering.

More than two decades have elapsed since the first publication of this book in the United States in 1978. During this period the first edition went through ten printings, and the second edition, which first appeared in 1993, went through more than seven printings. An increasing number of universities in North America, Europe, Asia, and elsewhere have adopted it as a text for courses in automotive engineering, vehicle dynamics, off-road vehicle engineering, or terramechanics. Many professionals in the vehicle industry around the world have also used it as a reference. It is gratifying indeed to see that the book has achieved such wide acceptance.

This book was written to be used as an applied thermoscience textbook in a one semester, college-level, undergraduate engineering course on internal combustion engines. It provides the material needed for a basic understanding of the operation of internal combustion engines. Students are assumed to have knowledge of fundamental thermodynamics, heat transfer, and fluid mechanics as a prerequisite to get maximum benefit from the text. This book can also be used for self-study and/or as a reference book in the field of engines.

This book may serve both as a graduate level textbook for combustion engineering students and as a reference for professionals employed in the field of combustion engine modeling. The research necessary to write this book was carried out during my employment as a postdoctoral scientist at the Institute of Technical Combustion (ITV) at the University of Hannover, Germany. The text was accepted in partial fulfillment of the requirements for the postdoctoral Habilitation-degree by the Department of Mechanical Engineering at the University of Hannover.

Este libro trata acerca de los temas de cinemática y dinámica de maquinaria que suelen impartirse en un curso único, o en dos cursos sucesivos, en el penúltimo año de la mayoría de los programas de ingeniería mecánica. Los requisitos usuales son los cursos básicos de estática, dinámica y cálculo. Por lo general el primer semestre, o parte de éste, se dedica a cinemática de mecanismos, y la segunda, a la dinámica de maquinaria. Tales cursos son medios ideales para introducir al estudiante de ingeniería mecánica en el proceso de diseño ya que los mecanismos tienden a ser intuitivos para que pueda concebirlos y crearlos el estudiante común de ingeniería mecánica. Aunque este libro pretende exponer totalmente los temas de análisis, también destaca los aspectos de síntesis y diseño en esa materia, en un nivel más elevado que la gran mayoría de los textos publicados. Asimismo, resalta el uso de los métodos de ingeniería asistidos por computadora, como un enfoque eficaz para el diseño y análisis de esta clase de problemas, proporcionando programas (software) que permiten acrecentar la comprensión del estudiante. Aunque el nivel matemático de este libro corresponde al de estudiantes de segundo o tercer año de universidad, este conocimiento se repasa, por lo que el estudiante de escuela técnica puede comprenderlo también

The objective of this book is to provide the techniques necessary to study the motion of machines. A focus is placed on the application of kinematic theories to real-world machinery. It is intended to bridge the gap between a theoretical study of kinematics and the application to practical mechanisms. Students completing a course of study using this book should be able to determine the motion characteristics of a machine. The topics presented in this book are critical in machine design process as such analyses should be performed on design concepts to optimize the motion of a machine arrangement.

This text is for engineering students. It introduces the fundamental knowledge used in vehicle dynamics. This knowledge can be utilized to develop computer programs for analyzing the ride, handling, and optimization of road vehicles. Vehicle dynamics has been in the engineering curriculum for more than a hundred years. Books on the subject are available, but most of them are written for specialists and are not suitable for a classroom application. A new student, engineer, or researcher would not know where and how to start learning vehicle dynamics. So, there is a need for a textbook for beginners. This textbook presents the fundamentals with a perspective on future trends.

The world of failure analysis began opening up to me about 30 years ago when, as a young engineer on a plant tour, I was shown a row of six 600-hp pumps that had broken 11 pump shafts in the previous 8 or so months. The pumps were impressive, but the fact that they were repeatedly breaking 6-in.-diameter shafts was just amazing to me. After many months of charting and analyzing motor power requirements, pump flow rates, liquid temperatures, and inspecting everything else we could think of, we eventually realized that the pumps were operating far back on their curve and fatigue pulses occurred every time a vane passed the cut water. The result of this cyclical loading, combined with the shaft corrosion, was causing the failures.

This is the second edition of a book that was originally published by Alexander Blake. This edition contains revisions in each chapter, more design problems, and four additional new chapters. The underlying theme of the book “Practical Fracture Mechanics” has not been changed and the book is still intended for the design and practicing engineer. The new chapters deal with the fractographic analysis, fracture of composites, dynamic fracture, and experimental methods in fracture mechanics. Presented below is the preface from the first edition with some additions and deletions reflecting the new material included in the book.

This book is suitable as a textbook for a senior undergraduate and graduate textbook of a one-semester course in Mechanical, Civil, Chemical and Industrial Engineering, Materials Science as well as in Applied Physics and Applied Chemistry programs. Each chapter is self-contained and self-sufficient in descriptive details, but it keeps a smooth continuity with its preceding and following chapters. The numerical and the algebraic illustrations are just in place with the theoretical analyses and the empirical examples. Unlike many voluminous works on fracture mechanics, in this book mathematics does not overburden the physics of fracture mechanics, and thus shows a more realistic route to solve a particular problem. Hence, practicing engineers in consulting firms and design offices can use this book in a very handy and straightforward fashion. Also it is a good reference book in the personal library of many retired professionals and professors who still like to keep in touch with the reality as a hobby, pastime or pleasure.

Es un texto indispensable para todo aquel que busque información acerca de la ciencia de los materiales.