Measurements

Basic information

Course coordinator , Janko Drnovšek

Course type: Obvezni – strokovni

Number of ECTS credits: 7

Semester: 1. semester

Course code: 64112

Subject description

a) Metrology systems (quantities, international system of units SI, definitions and realization of etalons of physical quantities, dissemination, traceability, calibration, conformity assessment);

b) Fundamental principles of measurement and information content of signals, mathematical model of the measurement system measurement scales, measurement strategies;

c) Measuring accuracy and uncertainty (absolute and relative errors, measurement result, true value, statistic analysis, measurement uncertainty), signal conditioning;

d) Measurement of electrical quantities (voltage, current, power, resistance, capacitance, inductance, frequency, phase, power factor, frequency spectrum, …);

e) Application of basic measuring instrumentation (ammeter, voltmeter, wattmeter, oscilosscope, vector analyser);

f) Measurement of non-electrical quantities (temperature, humidity, preasure, force, lenght, noise, …).

Objectives

The course introduce basic knowledge of metrology and measurements of technical quantities. Objectives of the course are:

a) to study the fundamentals of metrology and metrological systems, Si units, connections with other fields of science;

b) to introduce the basic principles of measurement of most important quantities in engineering, properties of measurement signals;

c) to learn the approaches and methods of measurement of basic electric quantities and caracteristics of measurement transducers;

d) to extend the concepts of measurement and comprehension and interpretation of the measurement results;

e) to study the meaning of statistic and analysis of measurement uncertainty;

f) to prepare for laboratory practices and work;

g) to learn the security requirements and protection when using measurement instrumentation in connection with power supply.

Teaching and learning methods

Lectures, laboratory tutorials, solving practical tasks (problems).

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