About the Book
This title does not attempt to baffle with the technology, but introduces it at an understandable level, touching 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. Chapters: Chapter 1: Introduction to Thermography; Chapter 2: Basic Concepts and Theory; Chapter 3: Practical Issues; Chapter 4: Equipment and Instrumentation; Chapter 5: Applications and Case Studies; Chapter 6: Buyers Guide; Chapter 7: Reference. Other books available in this series focus on vibration, wear debris analysis, corrosion, noise, ultrasonics and oil analysis.
Table of Contents:
Part 1 Introduction to thermography: introduction - traditional condition monitoring problems, non-contact condition monitoring; visual monitoring - general advantages and disadvantages, implementation of visual monitoring, trending; thermal monitoring - temperature, non-contact themral condition monitoring, uses of non-contact thermal monitoring; thermography monitoring - portable thermography, fixed on-line thermography; advantages and disadvantages of thermography; scope. Part 2 Basic concepts and theory: temperature - temperature, heat transfer; infrared theory - infrared radiation, the beginning of infrared theory, early infrared detectors; black-body radiation - Planck's radiation law, Wien's displacement law, Stefan-Boltzmann formula; real body radiation (emission) - real radiation effects, emissivity; atmospheric transmission; radiation detectors - thermal detectors, photon detectors. Part 3 Practical issues: introduction; the camera - wavelength and temperature measurement range, scanning and staring systems, sensitivity, resolution, accuracy, dwell or variable integration time (VIT), memory, computer and analytical capability, portability, power consumption, weight, size and accessories; the camera in use, essential features, emissivity, operating distance, stray radiation, object shape and surface surroundings; other parameters affecting temperature measurements; thermography v spot measurement - measurement need and specification, turbine operating conditions, thermal imaging system, spot temperature measurement, comparison of thermal imaging and thermal point systems; reporting - severity criteria/limits. Part 4 Equipment and instrumentation: radiation thermometers - general non-contact radiation thermometers; thermography equipment - line scanners, portable infrared thermal imaging, fixed thermography systems, expert systems. Part 5 Applications and case studies: industrial applications - electrical systems, mechanical systems, electronic systems, energy systems, medical systems, other examples; case studies - steel industry, power generation and distribution, building services, automotive industry, paper manufacture, cement industry, coal extraction, offshore engineering, glass manufacture. Part 6 Buyer's guide: companies; equipment and instrumentation - cameras and hardware, software systems, accessories; services - consultancy and testing, training. Part 7 Reference: emissivity tables, maximum joint temperatures - specific limits; standards - BSI, ISO, IETA guidelines, DT temperature rise chart.
