Cryogenic Heat Management

Cryogenic Heat Management

Author: Jonathan Demko

Publisher: CRC Press

Published: 2022-07-21

Total Pages: 459

ISBN-13: 1000579689

DOWNLOAD EBOOK

Cryogenic engineering (cryogenics) is the production, preservation, and use or application of cold. This book presents a comprehensive introduction to designing systems to deal with heat – effective management of cold, exploring the directing (or redirecting), promoting, or inhibiting this flow of heat in a practical way. It provides a description of the necessary theory, design methodology, and advanced demonstrations (thermodynamics, heat transfer, thermal insulation, fluid mechanics) for many frequently occurring situations in low-temperature apparatus. This includes systems that are widely used such as superconducting magnets for magnetic resonance imaging (MRI), high-energy physics, fusion, tokamak and free electron laser systems, space launch and exploration, and energy and transportation use of liquid hydrogen, as well as potential future applications of cryo-life sciences and chemical industries. The book is written with the assumption that the reader has an undergraduate understanding of thermodynamics, heat transfer, and fluid mechanics, in addition to the mechanics of materials, material science, and physical chemistry. Cryogenic Heat Management: Technology and Applications for Science and Industry will be a valuable guide for those researching, teaching, or working with low-temperature or cryogenic systems, in addition to postgraduates studying the topic. Key features: Presents simplified but useful and practical equations that can be applied in estimating performance and design of energy-efficient systems in low-temperature systems or cryogenics Contains practical approaches and advanced design materials for insulation, shields/anchors, cryogen vessels/pipes, calorimeters, cryogenic heat switches, cryostats, current leads, and RF couplers Provides a comprehensive introduction to the necessary theory and models needed for solutions to common difficulties and illustrates the engineering examples with more than 300 figures


Cryogenic Engineering, Second Edition, Revised and Expanded

Cryogenic Engineering, Second Edition, Revised and Expanded

Author: Thomas Flynn

Publisher: CRC Press

Published: 2004-11-30

Total Pages: 912

ISBN-13: 9780824753672

DOWNLOAD EBOOK

Written by an engineering consultant with over 48 years of experience in the field, this Second Edition provides a reader-friendly and thorough discussion of the fundamental principles and science of cryogenic engineering including the properties of fluids and solids, refrigeration and liquefaction, insulation, instrumentation, natural gas processing, and safety in cryogenic system design.


Cryogenic Technology and Applications

Cryogenic Technology and Applications

Author: A.R. Jha

Publisher: Elsevier

Published: 2011-04-01

Total Pages: 290

ISBN-13: 0080457975

DOWNLOAD EBOOK

Cryogenic Technology and Applications describes the need for smaller cryo-coolers as a result of the advances in the miniaturization of electrical and optical devices and the need for cooling and conducting efficiency. Cryogenic technology deals with materials at low temperatures and the physics of their behavior at these temps. The book demonstrates the ongoing new applications being discovered for cryo-cooled electrical and optical sensors and devices, with particular emphasis on high-end commercial applications in medical and scientific fields as well as in the aerospace and military industries. This book summarizes the important aspects of cryogenic technology critical to the design and development of refrigerators, cryo-coolers, and micro-coolers needed by various commercial, industrial, space and military systems. Cryogenic cooling plays an important role in unmanned aerial vehicle systems, infrared search and track sensors, missile warning receivers, satellite tracking systems, and a host of other commercial and military systems. * Provides an overview of the history of the development of cryogenic technology * Includes the latest information on micro-coolers for military and space applications * Offers detailed information on high-capacity cryogenic refrigerator systems used in applications such as food storage, high-power microwave and laser sensors, medical diagnostics, and infrared detectors


Cryogenic Systems

Cryogenic Systems

Author: Randall F. Barron

Publisher: Oxford University Press on Demand

Published: 1985

Total Pages: 507

ISBN-13: 9780195035674

DOWNLOAD EBOOK

This introduction to the principles of low-temperature engineering emphasizes the design and analysis of cryogenic systems. The new edition includes fresh material on superconductivity, liquid natural gas technology, rectification system design, refrigerators, and instrumentation. SI units are now used throughout the book. Unlike the previous edition, which was designed primarily as a college text, the new edition is written to serve as a professional reference as well, and is particularly useful for mechanical and chemical engineers involved in the design of cryogenic systems. Senior-level and graduate students interested in the fundamentals of cryogenic engineering will find this volume indispensable.


A Text Book Of Cryogenics

A Text Book Of Cryogenics

Author: Valery V. Kostionk

Publisher: Discovery Publishing House

Published: 2003

Total Pages: 292

ISBN-13: 9788171416424

DOWNLOAD EBOOK

This book is prepared on various sections of cryogenics: properties of cryogenic products and solid bodies at low temperatures, methods of internal cooling, heat transfer at low temperatures, gas liquefaction and separation, micro-cryogenic systems, storage and transport of cryogenic fluids, and cryogenic systems for scientific research and development. Contents: Properties of Cryogenic Products and their use, Helium Properties Superfluidity, Properties of Solid Bodies at Low Temperatures, Classification of Cryogenic Systems, Thermomechanical Processes of Internal Cooling: Throttling and Expanding, Thermomechanical Processes of Internal Cooling: Exhaust, Vapor Pump-out, Desorption, Low Literature Thermodynamics Cycles, Electromagnetic Methods of Cooling, Cooling Methods Based on Specific Properties of Helium Isotopes, Heat Transfer at Low Temperatures, Gas Liquefaction and Separation Systems, Microcryogenic Systems, Liquid and Solid-state Microcryogenic Systems, Storage and Transportation of Cryogenic Fluids, Processes in Cryogenic Vessels, Cryogenic Systems for Scientific Research.


Low Temperature and Cryogenic Refrigeration

Low Temperature and Cryogenic Refrigeration

Author: Sadik Kakaç

Publisher: Springer Science & Business Media

Published: 2012-12-06

Total Pages: 489

ISBN-13: 9401000999

DOWNLOAD EBOOK

Refrigeration plays a prominent role in our everyday lives, and cryogenics plays a major role in medical science, space technology and the cooling of low-temperature electronics. This volume contains chapters on basic refrigeration systems, non-compression refrigeration and cooling, and topics related to global environmental issues, alternative refrigerants, optimum refrigerant selection, cost-quality optimization of refrigerants, advanced thermodynamics of reverse-cycle machines, applications in medicine, cryogenics, heat pipes, gas-solid absorption refrigeration, multisalt resorption heat pumps, cryocoolers, thermoacoustic refrigeration, cryogenic heat transfer and enhancement and other topics covering theory, design, and applications, such as pulse tube refrigeration, which is the most efficient of all cryocoolers and can be used in space missions.


Cryogenic Helium Refrigeration for Middle and Large Powers

Cryogenic Helium Refrigeration for Middle and Large Powers

Author: Guy Gistau Baguer

Publisher: Springer Nature

Published: 2020-10-27

Total Pages: 725

ISBN-13: 3030516776

DOWNLOAD EBOOK

This book offers a practical introduction to helium refrigeration engineering, taking a logical and structured approach to the design, building, commissioning, operation and maintenance of refrigeration systems. It begins with a short refresher of cryogenic principles, and a review of the theory of heat exchangers, allowing the reader to understand the importance of the heat exchanger role in the various thermodynamic cycle structures. The cycles are considered from the simplest (Joule Thomson) to the most complicated ones for the very large refrigeration plants and, finally, those operating at temperatures lower than 4.5 K. The focus then turns to the operation, ability and limitations of the main components, including room temperature cycle screw compressors, heat exchangers, cryogenic expansion turbines, cryogenic centrifugal compressors and circulators. The book also describes the basic principles of process control and studies the operating situations of helium plants, with emphasis on high level efficiency. A major issue is helium purity, and the book explains why helium is polluted, how to purify it and then how to check its purity, to ensure that all components are filled with pure helium prior to starting. Although the intention of the book is not to design thermodynamic cycles, it is of interest to a designer or operator of a cryogenic system to perform some simplified calculations to get an idea of how components or systems are behaving. Throughout the book, such calculations are generally performed using Microsoft® Excel and the Gaspak® or Hepak® software.