COURSES

Goals

Course objectives: - understanding theoretical principles of sensors in process control, - knowing of the issues in industrial sensors' implementation, - ability for sensor-systems design, - ability to evaluate various sensor systems, - training of competent professionals that are able to communicate with control-systems design engineers. Competences: - knowledge of basic concepts of process-control measurements, - knowledge of the most frequent industrial measurements systems, - ability for comparative analysis for selection and proper implementation of the most frequent sensors in process control, - ability for comparative analysis of used signals and types of data transmission in process-control systems.

Curriculum

Introduction - Most important process-control elements - Sensors and tranducers. - Actuators and final elements. - Controllers, PLCs and process computer systems. - Communication links between control- system elements. Proximity sensors - Properties of types of proximity sensors: • inductive sensors, • capacitive sensors, • optical sensors, • magnetic sensors, • ultrasonic sensors, • pneumatic sensors. - Important issues for proximity sensors selection. - Instructions for practical use of proximity sensors. Temperature measurement in process industry - Frequently used temperature sensors. - Problems in temperature measurements with Pt resistance sensors. - Some problems in using thermocouples. - Instructions for practical use of temperature sensors. Pressure measurement in process industry - Some problems in pressure measurement in industrial environments. - Instructions for practical use of pressure sensors. Flow measurement in process industry - General introduction in flow measurement. - Differential-pressure based flowmeters. - Electromagnetic inductive flowmeter. - Vortex flowmeter. - Coriolis flowmeter. - Termical-mass flowmeters. - Instructions for practical use of flowmeters. Signals and data transmission in industrial process control systems - Two-line connection of measurement transducers. - Some examples of disturbances in signal connections. - Digital communications between measurement transducers.