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Instrumentation in process control /
Instrumentation in Process Control details the elements of transducers utilized in doing various measurements. The book also deals with the problems in data gathering from physical processes. The text also examines the different schemes of relaying or showing the data and compares the many ways by w...
| Clasificación: | Libro Electrónico |
|---|---|
| Autor principal: | |
| Formato: | Electrónico eBook |
| Idioma: | Inglés |
| Publicado: |
[London] :
Butterworths,
1972.
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| Colección: | International scientific series (Butterworths (Firm))
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| Temas: | |
| Acceso en línea: | Texto completo |
Tabla de Contenidos:
- Front Cover; Instrumentation in Process Control; Copyright Page; Preface; Acknowledgements; Table of Contents; CHAPTER 1. Introduction; 1.1 Objectives; 1.2 Primary Measurements; 1.3 Signal Conversion Techniques; 1.4 Computing Corrections; 1.5 Data Transmission and Recording; 1.6 System Applications; CHAPTER 2. Transducer performance; 2.1 Introduction; 2.2 Definitions of terms; 2.3 Interpreting Performance Specification; 2.4 Graphical Interpretation of Transducer Performance; 2.5 Measurement Techniques; 2.6 Signal Interference; 2.7 Practical Methods of Minimising Interference
- 2.8 The Overall System CHAPTER 3. Temperature measurement; 3.1 Introduction; 3.2 Thermocouples; 3.3 Resistance Thermometry; 3.4 Thermistors; 3.5 Advantages and Disadvantages; CHAPTER 4. Pressure Measurement; 4.1 Introduction; 4.2 Calibration Standards; 4.3 Terminology; 4.4 Potentiometric Type Transducers; 4.5 Differential Transformer and Variable Reluctance Type Transducers; 4.6 Strain Gauge Pressure Transducers; 4.7 Force-balance Transducers; 4.8 Solid State Pressure Transducers; 4.9 Transducer selection; CHAPTER 5. Liquid Density Measurement; 5.1 Introduction; 5.2 Application Problems
- 5.3 Sperry Gravity master 5.4 Solartron Vibrating Tube Densitometer; 5.5 Agar Vibrating Spool Densitometer; 5.6 Linearising Problems; CHAPTER 6. Displacement Measurement; 6.1 Introduction; 6.2 Potentiometric Displacement Transducers; 6.3 Linear Voltage Differential Transformer (LVDT); 6.4 Synchro Transformers; 6.5 Digital Encoding Transducers; 6.6 Applications; CHAPTER 7. Flow Measuring Systems; 7.1 Introduction; 7.2 Differential Pressure-related Systems; 7.3 Turbine Meters; 7.4 Positive Displacement Meters; 7.5 Mass Flow Measurement; 7.6 Advantages and Disadvantages; CHAPTER 8. Tachometry
- 8.1 Introduction 8.2 D.C. Tachometry; 8.3 A.C. Tachometry; 8.4 Digital Tachometry; 8.5 Digital Counting Techniques; 8.6 Accuracy and Reliability of Tachometers; CHAPTER 9. Analogue-To-Digital Conversion; 9.1 Introduction; 9.2 Signal Conditioning and Amplification; 9.3 Fundamentals of Electronic Counting; 9.4 Definitions of Performance of A-D Converters; 9.5 A-D Conversion Techniques; 9.6 Choosing a Converter; CHAPTER 10. System Application of A-D Converters; 10.1 Introduction; 10.2 Time-shared Digital Voltmeter Applications; 10.3 Pulse Duration Modulation Systems
- 10.4 Frequency Modulated Systems 10.5 Computer Interface Problems; CHAPTER 11. Computing Corrections; 11.1 Introduction; 11.2 General Requirements; 11.3 Fundamentals of Analogue/Digital Computing; 11.4 Fundamentals of Hybrid Computing; 11.5 Hybrid Solution; 11.6 Non-linear Functions; 11.7 Speed of Computation; 11.8 Special Purpose Digital Computing Techniques; 11.9 Accuracy; CHAPTER 12. Data Transmission; 12.1 Introduction; 12.2 Requirements of a Data Transmission System; 12.3 Notes on Coding; 12.4 Timing; 12.5 Modulation; 12.6 Error Detection and Correction; 12.7 Industrial Telemetry Systems