Автор: Manish Bhardwaj Название: Flow Measurement Engineering Handbook ISBN: 1681173727 ISBN-13(EAN): 9781681173726 Издательство: Gazelle Book Services Рейтинг: Цена: 244510.00 T Наличие на складе: Невозможна поставка. Описание: Flow measurement is the quantification of bulk fluid movement. Flow can be measured in a variety of ways. Positive-displacement flow meters accumulate a fixed volume of fluid and then count the number of times the volume is filled to measure flow. Other flow measurement methods rely on forces produced by the flowing stream as it overcomes a known constriction, to indirectly calculate flow. Flow may be measured by measuring the velocity of fluid over a known area. As noted in the preceding Dedication, the tendency to make flow measurement a highly theoretical and technical subject overlooks a basic tenet: Practical application of meters, metering principles, and metering instrumentation and related equipment is the real key to quality measurement. And that includes the regular maintenance by trained and experienced personnel with quality equipment required to keep flow measurement systems operating so as to achieve their full measurement potential.
Автор: Knoll Название: Radiation Detection and Measurement ISBN: 0470131489 ISBN-13(EAN): 9780470131480 Издательство: Wiley Рейтинг: Цена: 281900.00 T Наличие на складе: Есть у поставщика Поставка под заказ. Описание: The new edition continues to convey the importance of understanding the basic physics underlying the operation of instruments. This edition includes upto date information on new technical developments that continue to enhase the instruments and techniques availible for the detection and spectroscopy of ionizing radiation. .
Автор: Gulrajani M. L. Название: Colour Measurement: Principles, Advances and Industrial Applications ISBN: 0081014422 ISBN-13(EAN): 9780081014424 Издательство: Elsevier Science Рейтинг: Цена: 190890.00 T Наличие на складе: Есть у поставщика Поставка под заказ. Описание: The measurement of colour is important in many commercial operations and professions, such as bleaching and colouration of textiles, applications of paints, dentistry and colouration of food products. This book will discuss colour measurement theories, the latest technological and scientific developments of measuring colour and the applications of colour measurement.Part one reviews the underlying theories, principles and methods of how to measure colour. It includes topics such as expressing colours numerically, camera based colour measurement, colour shade sorting and determining and improving the accuracy of colour measurement. Part two presents a selection of industrial applications illustrating the use of colour measurement in textiles, paint, teeth, hair and food.With its international range of contributors, Colour measurement: Principles, advances and industrial applications is beneficial to a variety of readers such as colour technologists, colour quality inspectors, product developers, dentists, cosmetologists and anyone who uses colour in their work. It will also be a valuable reference for academics and students studying design, fashion or colour related subjects.
Автор: Choudhury Asim Kumar Roy Название: Principles of Colour and Appearance Measurement ISBN: 1782423672 ISBN-13(EAN): 9781782423676 Издательство: Elsevier Science Рейтинг: Цена: 162820.00 T Наличие на складе: Невозможна поставка. Описание: Colour and appearance perceptions are very complex psychological phenomena. Written by one of the foremost authorities in the field, this major two-volume work addresses the key topics required to understand the issues and manage colour effectively. Principles of colour appearance and measurement Volume 2 addresses the visual measurement of colour, methods of comparing colours, and the management of colour in industry. Volume 2 begins with an overview of the visual measurement of colour. Chapter 1 discusses means of colour communication and various visual attributes of colour. Chapter 2 then focuses on several popular colour order systems, and chapter 3 discusses various colour difference formulae and their use in colour comparison and control. Subsequent chapters review instrumental colorant formulation, metamerism, chromatic adaptation and colour constancy, methods of shade sorting and digital colour reproduction.
Автор: Subhas Chandra Mukhopadhyay Название: Sensors for Everyday Life: Environmental and Food Engineering (Smart Sensors, Measurement and Instrumentation) ISBN: 3319473212 ISBN-13(EAN): 9783319473215 Издательство: Springer Рейтинг: Цена: 139750.00 T Наличие на складе: Есть у поставщика Поставка под заказ. Описание: This book offers an up-to-date overview of the concepts, modeling, technical and technological details and practical applications of different types of sensors, and discusses the trends of next generation of sensors and systems for environmental and food engineering. This book is aimed at researchers, graduate students, academics and industry professionals working in the field of environmental and food engineering, environmental monitoring, precision agriculture and food quality control.
Автор: Breeze Название: Temperature and Frequency Dependence of Complex Permittivity in Metal Oxide Dielectrics: Theory, Modelling and Measurement ISBN: 3319445456 ISBN-13(EAN): 9783319445458 Издательство: Springer Рейтинг: Цена: 111790.00 T Наличие на складе: Есть у поставщика Поставка под заказ. Описание: This thesis investigates the dielectric properties of metal-oxide ceramics at microwave frequencies. It also demonstrates for the first time that a theory of harmonic phonon coupling can effectively predict the complex permittivity of metal oxides as a function of temperature and frequency. Dielectric ceramics are an important class of materials for radio-frequency, microwave and emergent terahertz technologies. Their key property is complex permittivity, the real part of which permits the miniaturisation of devices and the imaginary part of which is responsible for the absorption of electromagnetic energy. Absorption limits the practical performance of many microwave devices such as filters, oscillators, passive circuits and antennas. Complex permittivity as a function of temperature for low-loss dielectrics is determined by measuring the resonant frequency of dielectric resonators and using the radial mode matching technique to extract the dielectric properties.There have been only a handful of publications on the theory of dielectric loss, and their predictions have often been unfortunately unsatisfactory when compared to measurements of real crystals, sometimes differing by whole orders of magnitude. The main reason for this is the lack of accurate data for a harmonic coupling coefficient and phonon eigenfrequencies at arbitrary q vectors in the Brillouin zone. Here, a quantum field theory of losses in dielectrics is applied, using results from density functional perturbation theory, to predict from first principles the complex permittivity of metal oxides as functions of frequency and temperature.
Автор: Knoll Название: Radiation Detection and Measurement, Solutions Manual, 4th Edition ISBN: 0470649720 ISBN-13(EAN): 9780470649725 Издательство: Wiley Рейтинг: Цена: 58030.00 T Наличие на складе: Есть у поставщика Поставка под заказ. Описание: The new edition continues to convey the importance of understanding the basic physics underlying the operation of instruments. This edition includes upto date information on new technical developments that continue to enhase the instruments and techniques availible for the detection and spectroscopy of ionizing radiation. .
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