Download or read book Solutions to Problems in Heat Transfer Transient Conduction Or Unsteady Conduction written by Osama Mohammed Elmardi and published by Anchor Academic Publishing. This book was released on 2017-03 with total page 109 pages. Available in PDF, EPUB and Kindle. Book excerpt: Many heat transfer problems are time dependent. Such unsteady or transient problems typically arise when the boundary conditions of a system are changed. For example, if the surface temperature of a system is altered, the temperature at each point in the system will also begin to change. The changes will continue to occur until a steady state temperature distribution is reached. Consider a hot metal billet that is removed from a furnace and exposed to a cool air stream. Energy is transferred by convection and radiation from its surface to the surroundings. Energy transfer by conduction also occurs from the interior of the metal to the surface, and the temperature at each point in the billet decreases until a steady state condition is reached. The final properties of the metal will depend significantly on the time – temperature history that results from heat transfer. Controlling the heat transfer is one key to fabricating new materials with enhanced properties. The author’s objective in this textbook is to develop procedures for determining the time dependence of the temperature distribution within a solid during a transient process, as well as for determining heat transfer between the solid and its surroundings. The nature of the procedure depends on assumptions that may be made for the process. If, for example, temperature gradients within the solid may be neglected, a comparatively simple approach, termed the lumped capacitance method or negligible internal resistance theory, may be used to determine the variation of temperature with time. The entire book has been thoroughly revised and a large number of solved examples and additional unsolved problems have been added. This book contains comprehensive treatment of the subject matter in simple and direct language. The book comprises eight chapters. All chapters are saturated with much needed text supported and by simple and self-explanatory examples.
Download or read book Solution of Problems in Heat Transfer written by Mohammed Elmardi Osama and published by . This book was released on 2017-03-14 with total page 112 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Download or read book Solutions to Problems in Heat Transfer Transient Conduction or Unsteady Conduction written by Osama Mohammed Elmardi and published by Anchor Academic Publishing. This book was released on 2017-02-20 with total page 103 pages. Available in PDF, EPUB and Kindle. Book excerpt: Many heat transfer problems are time dependent. Such unsteady or transient problems typically arise when the boundary conditions of a system are changed. For example, if the surface temperature of a system is altered, the temperature at each point in the system will also begin to change. The changes will continue to occur until a steady state temperature distribution is reached. Consider a hot metal billet that is removed from a furnace and exposed to a cool air stream. Energy is transferred by convection and radiation from its surface to the surroundings. Energy transfer by conduction also occurs from the interior of the metal to the surface, and the temperature at each point in the billet decreases until a steady state condition is reached. The final properties of the metal will depend significantly on the time – temperature history that results from heat transfer. Controlling the heat transfer is one key to fabricating new materials with enhanced properties. The author’s objective in this textbook is to develop procedures for determining the time dependence of the temperature distribution within a solid during a transient process, as well as for determining heat transfer between the solid and its surroundings. The nature of the procedure depends on assumptions that may be made for the process. If, for example, temperature gradients within the solid may be neglected, a comparatively simple approach, termed the lumped capacitance method or negligible internal resistance theory, may be used to determine the variation of temperature with time. The entire book has been thoroughly revised and a large number of solved examples and additional unsolved problems have been added. This book contains comprehensive treatment of the subject matter in simple and direct language. The book comprises eight chapters. All chapters are saturated with much needed text supported and by simple and self-explanatory examples.
Download or read book Analytical Heat Transfer written by Je-Chin Han and published by CRC Press. This book was released on 2022-06-24 with total page 595 pages. Available in PDF, EPUB and Kindle. Book excerpt: Analytical Heat Transfer explains how to analyze and solve conduction, convection, and radiation heat transfer problems. It enables students to tackle complex engineering heat transfer problems prevalent in practice. Covering heat transfer in high-speed flows and unsteady highly turbulent flows, the book also discusses enhanced heat transfer in channels, heat transfer in rotating channels, numerical modeling for turbulent flow heat transfer, and thermally developing heat transfer in a circular tube. The second edition features new content on Duhamel’s superposition method, Green’s function method for transient heat conduction, finite-difference method for steady state and transient heat conduction in cylindrical coordinates, and laminar mixed convection. It includes two new chapters on laminar-to-turbulent transitional heat transfer and turbulent flow heat transfer enhancement, in addition to end-of-chapter problems. The book bridges the gap between basic heat transfer undergraduate courses and advanced heat transfer graduate courses for a single semester of intermediate heat transfer, advanced conduction/radiation heat transfer, or convection heat transfer. Features: Focuses on analyzing and solving classic heat transfer problems in conduction, convection, and radiation Covers 2-D and 3-D view factor evaluation, combined radiation with conduction and/or convection, and gas radiation optically thin and optically thick limits Features updated content and new chapters on mass and heat transfer analogy, thermally developing heat transfer in a circular tube, laminar-turbulent transitional heat transfer, unsteady highly turbulent flows, enhanced heat transfer in channels, heat transfer in rotating channels, and numerical modeling for turbulent flow heat transfer Provides step-by-step mathematical formula derivations, analytical solution procedures, and demonstration examples Includes end-of-chapter problems with an accompanying Solutions Manual for instructors This book is ideal for undergraduate and graduate students studying basic heat transfer and advanced heat transfer.
Download or read book Solving Direct and Inverse Heat Conduction Problems written by Jan Taler and published by Springer Science & Business Media. This book was released on 2010-04-16 with total page 890 pages. Available in PDF, EPUB and Kindle. Book excerpt: This book presents a solution for direct and inverse heat conduction problems, discussing the theoretical basis for the heat transfer process and presenting selected theoretical and numerical problems in the form of exercises with solutions. The book covers one-, two- and three dimensional problems which are solved by using exact and approximate analytical methods and numerical methods. An accompanying CD-Rom includes computational solutions of the examples and extensive FORTRAN code.
Download or read book Principles Of Heat Transfer written by D. Srinivasan and published by New Age International. This book was released on 2007 with total page 552 pages. Available in PDF, EPUB and Kindle. Book excerpt: The Presentation Adopted In The Preparation Endeavors To Convey To The Student In A Simple Manner, A Physical Understanding Of The Processes By Which Heat Is Transmitted And Provide Him Or Her With The Tools Necessary To Get Quantitative Solutions To Engineering Problems Involving One Or More Of The Basic Modes Of Heat Flow. Sufficient Material Has Been Included In The Text To Cater To The Requirements Of The Undergraduate Curriculum. Illustrations Pertaining To The Different Modes Of Heat Transfer And The Design Calculations Of Heat Exchangers Have Been Liberally Included In The Text.The Purpose Of This Book Is To Present A Basic Introduction To The Field Of Engineering Heat Transfer. The Book Begins With A Brief Presentation Of The Importance Of Heat Transfer In Chemical And Processing Industry And The Modes Of Heat Transfer. Chapter 2, Dealing With Conduction, Includes A Few Aspects Of Conduction Phenomenon, Analogy Between Heat Flow And Electricity Flow, Critical Thickness And Conduction With Internal Generation Of Heat. In Chapter 3, The Concept Of Film Coefficients Is Presented And The Relationship Between The Individual And Overall Heat Transfer Coefficients Are Dealt With. The Phenomenon Of Unsteady State Heat Transfer And The Methods Of Solving One Dimensional Transient Heat Conduction Problems Have Been Discussed In Chapter 4, Which Is On Unsteady State Heat Conduction. Also The Application Of Molecular Transport Theory To The Unsteady State Heat Conduction Is Included.In Chapter 5, Which Is On Convection, A General Basic Concept, The Application Of Dimensional Analysis In The Case Of Forced And Free Convection, The Heat Transfer From Fins, The Heat Transfer To Fluids In Laminar Flow Inside Tubes, Heat Transfer From Condensed Vapours And Boiling Heat Transfer Are Included. The Various Types Of Heat Exchangers, The Concept Of Capacity Ratios, The Effectiveness Of Heat Exchanger, The Log Mean Temperature Difference, The Number Of Transfer Units (Ntu) And Calculations Pertaining To Heat Exchanger Design And The Effectiveness-Ntu Relationship Have Been Discussed In Chapter 6, Which Bears The Title 'Industrial Heat Exchange Equipment'.In Chapter 7, Which Is On Thermal Energy Transfer By Radiation, The Basic Concepts And Theory Of Radiation Are Presented. In Chapter 8, Which Deals With Evaporation, The Basic Concepts And Definitions, Boiling Point Elevation, Types Of Evaporators, Single And Multiple Effect Evaporation, The Occurrence Of Heat Transfer In Evaporators And The Analysis Of Performance Calculations Of Multiple Effect Evaporators Are Discussed At Some Length. Chapter 9, The Final Chapter, Presents A Brief Review Of Heat Transfer Principles.
Download or read book Inverse Heat Transfer Problems written by Oleg M. Alifanov and published by Springer Science & Business Media. This book was released on 2012-12-06 with total page 360 pages. Available in PDF, EPUB and Kindle. Book excerpt: This research monograph presents a systematic treatment of the theory of the propagation of transient electromagnetic fields (such as optical pulses) through dielectric media which exhibit both dispersion a.nd absorption. The work divides naturally into two parts. Part I presents a summary of the fundamental theory of the radiation and propagation of rather general electromagnetic waves in causal, linear media which are homogeneous and isotropic but which otherwise have rather general dispersive and absorbing properties. In Part II, we specialize to the propagation of a plane, transient electromagnetic field in a homogeneous dielectric. Although we have made some contributions to the fundamental theory given in Part I, most of the results of our own research appear in Part II. The purpose of the theory presented in Part II is to predict and to explain in explicit detail the dynamics of the field after it has propagated far enough through the medium to be in the mature-dispersion regime. It is the subject of a classic theory, based on the research conducted by A. Sommerfeld and L.
Download or read book Heat and Mass Transfer written by Rajendra Karwa and published by Springer Nature. This book was released on 2020-06-18 with total page 1162 pages. Available in PDF, EPUB and Kindle. Book excerpt: This textbook presents the classical treatment of the problems of heat transfer in an exhaustive manner with due emphasis on understanding of the physics of the problems. This emphasis will be especially visible in the chapters on convective heat transfer. Emphasis is also laid on the solution of steady and unsteady two-dimensional heat conduction problems. Another special feature of the book is a chapter on introduction to design of heat exchangers and their illustrative design problems. A simple and understandable treatment of gaseous radiation has been presented. A special chapter on flat plate solar air heater has been incorporated that covers mathematical modeling of the air heater. The chapter on mass transfer has been written looking specifically at the needs of the students of mechanical engineering. The book includes a large number and variety of solved problems with supporting line diagrams. A number of application-based examples have been incorporated where applicable. The end-of-chapter exercise problems are supplemented with stepwise answers. Though the book has been primarily designed to serve as a complete textbook for undergraduate and graduate students of mechanical engineering, it will also be useful for students of chemical, aerospace, automobile, production, and industrial engineering streams. The book fully covers the topics of heat transfer coursework and can also be used as an excellent reference for students preparing for competitive graduate examinations.
Download or read book Heat Conduction written by Latif M Jiji and published by Begell House Publishers. This book was released on 2003 with total page 261 pages. Available in PDF, EPUB and Kindle. Book excerpt: The City College of the City University of New York New York, New York This book is unique in its organization, scope, pedagogical approach and ancillary material. Its distinguishing feature are: - Essential Topics. Critical elements of conduction heat transfer are judicially selected and organized for coverage in a one semester graduate course. - Balance. To provide students with the tools to model, analyze and solve a wide range of engineering applications involving conduction heat transfer, a balance is maintained between mathematical requirements and physical description. Mathematical techniques are presented in simplified fashion to be used as tools in obtaining solutions. Examples and problems are carefully selected to illustrate the application of principles, use of mathematics and construction of solutions. - Scope. In addition to the classical topics found in conduction textbooks, chapters on conduction in porous media, melting and freezing and perturbation solutions are included. Moreover, the second edition is distinguished by a unique chapter on heat transfer in living tissue. - PowerPoint Lectures. PowerPoint presentations are synchronized with the textbook. This eliminates the need for lecture note preparation and blackboard use by the instructor and note taking by students. - Interactive Classroom Environment. Eliminating blackboard use and note taking liberates both instructor and students. More time can be devoted to engaging students to encourage thinking and understanding through inquiry, discussion and dialog. - Problem Solving Methodology. Students are drilled in a systematic and logical procedure for solving conduction problems. Thoughprocess, assumptions, approximation, checking and evaluating results are emphasized. Students can apply this methodology in other courses as well as throughout their careers. - Online Solutions Manual. Solutions to problems are intended to serve as an important learning instrument. They follow the problem solving methodology format and are designed for online posting. - Online Tutor. A Summary of each chapter is prepared for posting. Key points and critical conditions are highlighted and emphasized. - Online Homework Facilitator. To assist students in solving homework problems, helpful hints and relevant observations are compiled for each problem. They can be selectively posted by the instructor.
Download or read book The Heat Transfer Problem Solver written by Research and Education Association and published by Research & Education Association. This book was released on 1984 with total page 804 pages. Available in PDF, EPUB and Kindle. Book excerpt: Comprehensive treatment of steady and unsteady state heat conduction, forced and free convection, thermal boundary layer theory, radiation and applications, and combined heat transfer mechanisms. Problem-solving strategies and attacks are included at the beginning of every chapter for each topic covered.
Download or read book Advances in Heat Transfer written by and published by Academic Press. This book was released on 1994-03-10 with total page 336 pages. Available in PDF, EPUB and Kindle. Book excerpt: Advances in Heat Transfer is designed to fill the information gap between the regularly scheduled journals and university level textbooks, allowing for in-depth review articles on a broader scope than is allowable in either journals or texts. - Reviews recent work on melt lubrication at the interface between two solid parts, one of which is at its melting point - Employs variational principle with vanishing parameter in the study of linear and nonlinear transient heat conduction through bodies of finite length - Reviews heat transfer in porous media and its rapidly growing body of literature - Emphasizes recent developments in handling complex geometry, treating wide flow speed variations, yielding accurate solutions, and producing results efficiently as illustrated throughout with many examples - Discusses unsteady convective situations which are generated in response to the time-dependent boundary conditions on the surface walls of a container, and its practical industrial applications
Download or read book Encyclopedia of Thermal Stresses written by Richard B. Hetnarski and published by Springer. This book was released on 2013-12-04 with total page 6643 pages. Available in PDF, EPUB and Kindle. Book excerpt: The Encyclopedia of Thermal Stresses is an important interdisciplinary reference work. In addition to topics on thermal stresses, it contains entries on related topics, such as the theory of elasticity, heat conduction, thermodynamics, appropriate topics on applied mathematics, and topics on numerical methods. The Encyclopedia is aimed at undergraduate and graduate students, researchers and engineers. It brings together well established knowledge and recently received results. All entries were prepared by leading experts from all over the world, and are presented in an easily accessible format. The work is lavishly illustrated, examples and applications are given where appropriate, ideas for further development abound, and the work will challenge many students and researchers to pursue new results of their own. This work can also serve as a one-stop resource for all who need succinct, concise, reliable and up to date information in short encyclopedic entries, while the extensive references will be of interest to those who need further information. For the coming decade, this is likely to remain the most extensive and authoritative work on Thermal Stresses.
Download or read book Advances in Numerical Heat Transfer written by W. Minkowycz and published by CRC Press. This book was released on 2000-12-05 with total page 424 pages. Available in PDF, EPUB and Kindle. Book excerpt: With contributions from leading experts, this second volume in the ser ies strikes a balance between generic and specific fundamentals and ge neric and specific applications. After opening with a broad overview o f the field of high-performance scientific computing and its role in f luid flow and heat transfer problems, the book goes on to cover such t opics as: unstructured meshes; spectral element method; use of the fin ite volume method for the numerical solution of radiative heat transfe r problems; heat conduction and the use of the boundary element method for both steady and unsteady problems; special numerical issues relat ed to solving microscale heat transfer problems; the Monte Carlo Metho d; flow and heat transfer in porous media; and the thermal management of electronic systems.
Download or read book Conduction Heat Transfer written by Dimos Poulikakos and published by . This book was released on 1994 with total page 376 pages. Available in PDF, EPUB and Kindle. Book excerpt: This introduction to conduction heat transfer blends a description of the necessary mathematics with contemporary engineering applications. Examples include: heat transfer in manufacturing processes, the cooling of electronic equipment and heat transfer in various applications.
Download or read book Advanced Heat and Mass Transfer written by Amir Faghri and published by Global Digital Press. This book was released on 2010 with total page 958 pages. Available in PDF, EPUB and Kindle. Book excerpt: All relevant advanced heat and mass transfer topics in heat conduction, convection, radiation, and multi-phase transport phenomena, are covered in a single textbook, and are explained from a fundamental point of view.
Download or read book Heat Conduction written by Renato M. Cotta and published by . This book was released on 1997-06-17 with total page 376 pages. Available in PDF, EPUB and Kindle. Book excerpt: In this rigorous and thorough analysis three concepts of heat conduction are studied: improved lumped-differential formulations, the generalized integral transform technique, and symbolic computation. Addressing problem formulation, solution methodology and computational implementation, the authors develop an improved lumped-differential formulation for heat conduction problems, present a unified hybrid numerical?analytical solution methodology for linear and nonlinear problems, and provide an introduction to mixed symbolic?numerical computation. Special topics and applications illustrate the theory, including extended surfaces, drying, ablation, conjugated problems and anisotropic media. Sample computer programs, using mixed symbolic?numerical computation, are presented in notebook format, developed within the Mathematica system.
Download or read book The Solution of Transient Heat Conduction Problems by Finite Differences written by George A. Hawkins and published by . This book was released on 2013-04 with total page 44 pages. Available in PDF, EPUB and Kindle. Book excerpt:
