Applications of Mathematical Heat Transfer and Fluid Flow Models in Engineering and Medicine


Book Description

Applications of mathematical heat transfer and fluid flow models in engineering and medicine Abram S. Dorfman, University of Michigan, USA Engineering and medical applications of cutting-edge heat and flow models This book presents innovative efficient methods in fluid flow and heat transfer developed and widely used over the last fifty years. The analysis is focused on mathematical models which are an essential part of any research effort as they demonstrate the validity of the results obtained. The universality of mathematics allows consideration of engineering and biological problems from one point of view using similar models. In this book, the current situation of applications of modern mathematical models is outlined in three parts. Part I offers in depth coverage of the applications of contemporary conjugate heat transfer models in various industrial and technological processes, from aerospace and nuclear reactors to drying and food processing. In Part II the theory and application of two recently developed models in fluid flow are considered: the similar conjugate model for simulation of biological systems, including flows in human organs, and applications of the latest developments in turbulence simulation by direct solution of Navier-Stokes equations, including flows around aircraft. Part III proposes fundamentals of laminar and turbulent flows and applied mathematics methods. The discussion is complimented by 365 examples selected from a list of 448 cited papers, 239 exercises and 136 commentaries. Key features: Peristaltic flows in normal and pathologic human organs. Modeling flows around aircraft at high Reynolds numbers. Special mathematical exercises allow the reader to complete expressions derivation following directions from the text. Procedure for preliminary choice between conjugate and common simple methods for particular problem solutions. Criterions of conjugation, definition of semi-conjugate solutions. This book is an ideal reference for graduate and post-graduate students and engineers.




Heat Transfer and Fluid Flow in Biological Processes


Book Description

Heat Transfer and Fluid Flow in Biological Processes covers emerging areas in fluid flow and heat transfer relevant to biosystems and medical technology. This book uses an interdisciplinary approach to provide a comprehensive prospective on biofluid mechanics and heat transfer advances and includes reviews of the most recent methods in modeling of flows in biological media, such as CFD. Written by internationally recognized researchers in the field, each chapter provides a strong introductory section that is useful to both readers currently in the field and readers interested in learning more about these areas. Heat Transfer and Fluid Flow in Biological Processes is an indispensable reference for professors, graduate students, professionals, and clinical researchers in the fields of biology, biomedical engineering, chemistry and medicine working on applications of fluid flow, heat transfer, and transport phenomena in biomedical technology. - Provides a wide range of biological and clinical applications of fluid flow and heat transfer in biomedical technology - Covers topics such as electrokinetic transport, electroporation of cells and tissue dialysis, inert solute transport (insulin), thermal ablation of cancerous tissue, respiratory therapies, and associated medical technologies - Reviews the most recent advances in modeling techniques




Heat Transfer Modelling Using COMSOL


Book Description

Fins have been used historically as reliable design features for thermal management, which continues to be an important problem in engineering today. This book develops heat transfer models for progressively complex fin designs. Mathematicians, engineers, and analysts may equally benefit from the content as it provides the reader with numerical and analytical tools to approach general and thermal management heat transfer problems. The main focus is on the COMSOL® Multiphysics Heat Transfer module; however, the fundamentals may be applied to other commercial packages such as ANSYS and Abaqus. The content can be utilized in a variety of engineering disciplines including mechanical, aerospace, biomedical, chemical, civil, and electrical, etc. Features: +Includes numerous example models that enable the reader to implement conceptual material in practical scenarios with broad industrial applications +Uses COMSOL Multiphysics® version 5.3 in combination with the Heat Transfer Module to set up and carry out the numerical analysis for the models presented in the book +Presents mathematical methods related to the problems +Includes a companion disc with models and custom apps created with COMSOL Application Builder (available by emailing info @ merclearning.com with proof of purchase if e-version)




HEAT TRANSFER, SECOND EDITION


Book Description

This textbook is intended for courses in heat transfer for undergraduates, not only in chemical engineering and related disciplines of biochemical engineering, and chemical technology, but also in mechanical engineering and production engineering. The author provides the reader with a thorough account of the fundamental principles and their applications to engineering practice, including a survey of the recent developments in heat transfer equipment. A whole chapter has been devoted to explain the concept of the heat transfer coefficient to give a feel of its importance in tackling problems of convective heat transfer. The use of the important heat transfer correlations has been illustrated with carefully selected examples. In addition to an overview of the construction, operation and selection of equipment for heating, cooling, and phase change (boiling, condensation and evaporation), the revised second edition provides glimpses of the present trends and practice relating to heat transfer equipment in process industries and illustrative photographs of the state-of-the-art equipment. The design procedures of more common heat exchangers such as shell-and-tube, air-cooled, plate-and-frame, spiral plate, and spiral tube have been illustrated with realistic examples. Several new examples and problems have been included. Comparison with ASPEN simulation results has been given for a shell-and-tube exchanger. Cost calculation of a heat exchanger from the first principles is included. Recent topics such as heat transfer in microchannels and nano-fluids, and bio-heat transfer have been introduced. WHAT IS NEW TO THIS EDITION? • Thoroughly recast chapters providing glimpses of the recent developments in theory and application areas of the subject. • A new chapter (Chapter 12) on Microchannel, Nano-and Bio-heat Transfer added to introduce the readers to the newer areas of research and application. • Chapter 8 on Heat Exchangers has been thoroughly revised in consideration of the practical and direct use of the theoretical principles. • Topics such as the Bell Method of heat exchanger design, sizing of air-cooled heat exchangers, plate heat exchanger, spiral plate and spiral tube heat exchangers are some of the fresh additions • Results of a few ASPEN simulations are given in Appendix B. Cost estimation of a S&T heat exchanger from first principles is described in Appendix C. Target Audience • B.Tech. (chemical engineering and related disciplines of biochemical engineering and chemical technology). • Also for courses on heat transfer in mechanical and production engineering.




Mixed-flow Pumps


Book Description

Learn to improve and optimize the design and operation of mixed-flow pumps Mixed-flow pumps have a huge range of applications in agriculture, hydroelectric power, and other industries that incorporate fluid transport. They are centrifugal pumps incorporating the characteristics of both axial and radial pumps to increase the flow rate and discharge pressure. Though essential in a variety of industries, they pose serious challenges to numerical simulation methods, challenges which are starting to be met by the application of computational fluid dynamics using high-performance computing. Mixed-flow Pumps introduces engineers and researchers to this subject and its important applications. Incorporating all major varieties of mixed-flow pumps used in industrial applications, it employs methods from advanced computational fluid dynamics and high-precision flow field experimentation to characterize and analyze these crucial technologies. Moving from the fundamentals of the technology to its most advanced applications, it's an essential resource for engineers and industry practitioners looking to develop their understanding of fluid transport. Mixed-flow Pumps readers will also find: Detailed information on how to design and optimize mixed-flow pumps to meet the increasingly stringent industry demands Detailed information on energy performance tests and experiments, methods for data analysis, entropy production theory, CFD solutions using Reynolds-Averaged Navier-Stokes (RANS) equations, and many more An authoritative team with immense global experience in flow pumps and broader industrial experience Mixed-flow Pumps is a useful reference for mixed-flow pump design by academic researchers, including graduate students, industry practitioners, and test engineers.




Flow-Induced Vibration Handbook for Nuclear and Process Equipment


Book Description

Explains the mechanisms governing flow-induced vibrations and helps engineers prevent fatigue and fretting-wear damage at the design stage Fatigue or fretting-wear damage in process and plant equipment caused by flow-induced vibration can lead to operational disruptions, lost production, and expensive repairs. Mechanical engineers can help prevent or mitigate these problems during the design phase of high capital cost plants such as nuclear power stations and petroleum refineries by performing thorough flow-induced vibration analysis. Accordingly, it is critical for mechanical engineers to have a firm understanding of the dynamic parameters and the vibration excitation mechanisms that govern flow-induced vibration. Flow-Induced Vibration Handbook for Nuclear and Process Equipment provides the knowledge required to prevent failures due to flow-induced vibration at the design stage. The product of more than 40 years of research and development at the Canadian Nuclear Laboratories, this authoritative reference covers all relevant aspects of flow-induced vibration technology, including vibration failures, flow velocity analysis, vibration excitation mechanisms, fluidelastic instability, periodic wake shedding, acoustic resonance, random turbulence, damping mechanisms, and fretting-wear predictions. Each in-depth chapter contains the latest available lab data, a parametric analysis, design guidelines, sample calculations, and a brief review of modelling and theoretical considerations. Written by a group of leading experts in the field, this comprehensive single-volume resource: Helps readers understand and apply techniques for preventing fatigue and fretting-wear damage due to flow-induced vibration at the design stage Covers components including nuclear reactor internals, nuclear fuels, piping systems, and various types of heat exchangers Features examples of vibration-related failures caused by fatigue or fretting-wear in nuclear and process equipment Includes a detailed overview of state-of-the-art flow-induced vibration technology with an emphasis on two-phase flow-induced vibration Covering all relevant aspects of flow-induced vibration technology, Flow-Induced Vibration Handbook for Nuclear and Process Equipment is required reading for professional mechanical engineers and researchers working in the nuclear, petrochemical, aerospace, and process industries, as well as graduate students in mechanical engineering courses on flow-induced vibration.




Theory and Applications of Viscous Fluid Flows


Book Description

This book closes the gap between standard undergraduate texts on fluid mechanics and monographical publications devoted to specific aspects of viscous fluid flows. Each chapter serves as an introduction to a special topic that will facilitate later application by readers in their research work.




Pressure Oscillation in Biomedical Diagnostics and Therapy


Book Description

Complete and comprehensive reference on the principles of diagnostic and therapeutic techniques using pressure oscillation Pressure Oscillation in Biomedical Diagnostics and Therapy presents key findings in imaging, diagnostics, and therapies using high and low frequency pressure waves in a concise and easy-to-understand way, focusing primarily on the cardiovascular and pulmonary systems that utilize acoustics (mechanical wave motion). The work provides basic background in relevant acoustic theory as well as specific technical information associated with modern medical applications. Low frequency acoustics (pressure oscillation) and some aspects of ultrasound (radiation force) are also reviewed. The principles in the work can be extended to include other areas relating to materials and metal diagnostics. To allow for maximum reader comprehension regardless of current expertise on the subject, each chapter includes a brief history, current developments, and practical applications of the topic covered within. Furthermore, all chapters are based on engineering and physiological principles to deliver practical technologies. Sample topics covered in the work include: Fundamental principles of pressure oscillation (PO), discussing the basic principles of pressure oscillation and how they can be formulated into mathematical equations PO in imaging techniques, discussing the basic principles of converting pressure oscillation to a tool in biomedical imaging Lung mechanics, discussing how each part of the lung is associated with various diseases and how PO can target these parts Asthma, discussing the basic concepts of asthma, the importance of airway smooth muscle (ASM), and dynamic behavior of ASM Pressure Oscillation in Biomedical Diagnostics and Therapy links pressure oscillation (PO) and biomedical diagnostics and therapy for scholars and practitioners. It is an essential resource for all professionals who wish to be on the cutting edge of treating lung diseases such as obstructive sleep apnea, asthma, and respiratory distress syndrome.




Fabrication of Metallic Pressure Vessels


Book Description

Fabrication of Metallic Pressure Vessels A comprehensive guide to processes and topics in pressure vessel fabrication Fabrication of Metallic Pressure Vessels delivers comprehensive coverage of the various processes used in the fabrication of process equipment. The authors, both accomplished engineers, offer readers a broad understanding of the steps and processes required to fabricate pressure vessels, including cutting, forming, welding, machining, and testing, as well as suggestions on controlling costs. Each chapter provides a complete description of a specific fabrication process and details its characteristics and requirements. Alongside the accessible and practical text, you’ll find equations, charts, copious illustrations, and other study aids designed to assist the reader in the real-world implementation of the concepts discussed within the book. You’ll find numerous appendices that include weld symbols, volume and area equations, pipe and tube dimensions, weld deposition rates, lifting shackle data, and more. In addition to detailed discussions of cutting, machining, welding, and post-weld heat treatments, readers will also benefit from the inclusion of: A thorough introduction to construction materials, including both ferrous and nonferrous alloys An exploration of layout, including projection and triangulation, material thickness and bending allowance, angles and channels, and marking conventions A treatment of material forming, including bending versus three-dimensional forming, plastic theory, forming limits, brake forming, roll forming, and tolerances Practical discussions of fabrication, including weld preparation, forming, vessel fit up and assembly, correction of distortion, and transportation of vessels Perfect for new and established engineers, designers, and procurement personnel working with process equipment or in the fabrication field, Fabrication of Metallic Pressure Vessels will also earn a place in the libraries of students in engineering programs seeking a one-stop resource for the fabrication of pressure vessels.




Two-Phase Heat Transfer


Book Description

A guide to two-phase heat transfer theory, practice, and applications Designed primarily as a practical resource for design and development engineers, Two-Phase Heat Transfer contains the theories and methods of two-phase heat transfer that are solution oriented. Written in a clear and concise manner, the book includes information on physical phenomena, experimental data, theoretical solutions, and empirical correlations. A very wide range of real-world applications and formulas/correlations for them are presented. The two-phase heat transfer systems covered in the book include boiling, condensation, gas-liquid mixtures, and gas-solid mixtures. The authora noted expert in this fieldalso reviews the numerous applications of two-phase heat transfer such as heat exchangers in refrigeration and air conditioning, conventional and nuclear power generation, solar power plants, aeronautics, chemical processes, petroleum industry, and more. Special attention is given to heat exchangers using mini-channels which are being increasingly used in a variety of applications. This important book: Offers a practical guide to two-phase heat transfer Includes clear guidance for design professionals by identifying the best available predictive techniques Reviews the extensive literature on heat transfer in two-phase systems Presents information to aid in the design and analysis of heat exchangers. Written for students and research, design, and development engineers, Two-Phase Heat Transfer is a comprehensive volume that covers the theory, methods, and applications of two-phase heat transfer.