xi'an university of electronic science and technology press pub date 2004 1 1 (3 Ergebnisse)

paperback. Zustand: New. Language:Chinese.Pages Number: 188 Publisher: Xidian University Press Pub. Date :2004-8-1. This book systematically describes the electronic technology and basic knowledge of electronic CAD. The book is divided into seven chapters. including: electronic processes work. reliability of electronic equipment design. e-machine assembly process. ProtelDXP foundation. the basis of the schematic design. production components and component packaging and printed circuit board design. This book is based.

paperback. Zustand: New. Ship out in 2 business day, And Fast shipping, Free Tracking number will be provided after the shipment.Pages Number: 261 Publisher: Xidian University Press Pub. Date :2004-9-1. This book is divided into 11 chapters. describes the strain sensors. variable reluctance sensors. resistive sensors. piezoelectric sensors. photoelectric sensors and semiconductor sensors commonly used in traditional sensors are introduced. fiber optic sensors. surface acoustic wave sensors. micro-strain sensors. and Z components. sensors and other new sensitive semiconductor sensors. Also commonly used sensor circuit was introduced. This book's narrative Deep step by step. focusing on basic concepts and basic theory. the sensor works as the key link to explain. easier to understand and master. This book can be used as teaching materials science and engineering institutions of higher learning or reference books are also available for the engineering and technical officers. Contents: Chapter 1 Introduction 1 1.1 sensor development and the role of the sensor 1 1.2 2 1.3 What is the classification of sensor performance and sensor 3 1.4 4 1.4.1 evaluation of static characteristics of the sensor dynamic characteristics of the sensor 5 1.4.2 References 15 Section 6 Chapter II strain sensor strain effect 16 2.1 16 2.1.1 16 2.1.2 Strain effects of the classification of strain gauge strain gauge Model 17 2.1.3 Naming strain gauge 20 2.2 20 2.2.1 Main characteristics of the sensitivity coefficients of strain gauge 21 2.2.3 21 2.2.2 Effect of transverse strain gauge dynamics 23 2.2.4 Other Characteristics 25 2.3 26 2.4 Paste strain gauge bridge resistance strain gauge bridge theory and 27 2.4.1 DC characteristics of the bridge and balance equations DC bridge conditions 27 2.4.2 27 2.4.3 AC voltage sensitivity of the equilibrium conditions and the bridge output voltage error and its temperature compensation 29 2.5 30 2.5.1 Temperature 30 2.5.2 error causes the temperature compensation resistor strain gauge 32 2.6 strain sensors 34 2.7 37 2.7.1 37 2.7.2 elastic strain sensor force measurement and load cell strain gauge pressure sensors 38 2.7.3 43 2.7.4 45 2.8 Strain accelerometer several new micro strain gauge sensor 46 2.8.1 46 2.8.2 piezoresistive effect sensor processing technology 47 2.8.3 miniature silicon strain sensor 49 2.8.4 X-type thin-film silicon pressure sensor 50 2.8.5 Reference strain sensor 51 Chapter 51 Optical photoelectric effect sensors 52 3.1 52 3.1.1 52 3.1.2 external photoelectric effect photoelectric effect within the pyroelectric effect 53 3.2 55 3.3 56 3.4 light absorption coefficient of the characteristics of said light sensor sensitivity of 57 3.4.2 France 57 3.4.1 Spectral sensitivity S the wavelength and peak 57 3.4.3 Relative spectral sensitivity Sr 57 3.4.4 integral flux sensitivity S 58 3.4.5 Valve H 58 3.4.6 normalized detectivity D * 59 3.4.7 conversion features Sz t and response time of the optoelectronic devices 59 3.4.8 59 3.4.9 Frequency temperature characteristics of the light features 60 3.4.10 60 60 3.4.11 3.5 volt-ampere characteristics of photoelectric photoelectric sensors 61 3.5.1 61 3.5.2 62 3.5.3 photomultiplier 3.5.4 photodiode photosensitive resistor 65 and phototransistor 71 3.5.5 photocell 80 3.5.6 PIN silicon photodiode 86 3.5.7 avalanche photodiode APD 86 3.5.8 87 3.5.9 semiconductor color sensor photoelectric sensor thyristor pyroelectric sensor 88 3.5.10 3.5.11 89 90 3.5.12 Darlington phototransistor optocoupler devices 91 3.5.13 vidicon 91 3.5.14 CCD image sensor 92 References 94 Chapter 4.1 96 optical fiber sensor fiber optical fiber structure 97 4.1.1 97 4.1.2 Light propagation in optical fiber optical fiber 97 4.1.3 98 4.1.4 several important parameters of fiber strength amplitude of the type 99 4.2 101 4.2.1 Fiber Sensor reflective optical fiber displacement sensor pressure measurement sensor 101 4.2.2 103 4.2.3 103 4.2.4 Mobile microbend grating fiber optic sensors fiber optic sensors 104 4.3 107 Interf.

paperback. Zustand: New. Language:Chinese.Pages Number: 229 Publisher: Xidian University Press Pub. Date :2004-1-1. The book to explain the visual foxpro 6.0 in the system. based on the basic concepts of databases. relational databases and data tables to create and manage design query. sql syntax. database application programming and system development techniques. The book runs through the Student enrollment management system. examples of application. easy to learn and deepen the readers understanding of the end of e.