Complex Measurement Systems

Basic information

Course coordinator Janko Drnovšek, Jovan Bojkovski,

Course type: Obvezni-strokovni

Number of ECTS credits: 6

Semester: 1. semester

Course code: 64233

Subject description

a) common principles of complex measurement systems and measurability (introduction to complex measurements systems, limitation in measurement of electrical and non-electrical quantities, measurements of perception-based parameters, measurement scales, mathematical models, uncertainty of directly and indirectly measured physical quantities, measurements outside SI System of units)

b) basics of quantum metrology (quantum phenomena, linkage between definition and realization of physical quantities, physical constants and usage in measurement systems)

c) signal adjustment and filtering in electronic measurement systems (amplification, bridge, filtering, …)

d) floating measurements and guard (different principles of floating measurements depending on the measurement signal, how to properly guard measurement system, safety and security when measuring)

e) measurement accuracy, uncertainty and data processing (basics of accuracy, traceability, sources of uncertainty, uncertainty budget, data processing and presentation of measuring results)

f) measurement uncertainty in dynamic measurements

g) specific measurements (medicine, electrical safety, environment, power engineering, …)

Objectives

The objective of the course Complex measurement system is to broaden knowledge about complex measurement systems and measurability of phenomena from different scientific areas. The student learns about measurement scales outside SI, mathematical modelling, and calculations of directly and indirectly measured quantities.

Within the course, basics of quantum metrology are given with associated current and future research topics.  In scope of the course student gets knowledge how to define requirements for data adjustment of signals (frequency, amplitude, power, …) and methods for optimal guarding of measurement systems, basic and advanced parameters of floating measurements. The course contains information about modern definitions of measurement uncertainty in static and dynamic measurements, data processing and presentation. Related to measurements, some signal processing techniques, e.g. correlations, auto correlations, are discussed and associated instrumentation presented. Acquired knowledge relates to classical measurement areas, as well as introduces soft or sensory metrology principles.

It also introduces interdisciplinary principles in the area of human perception in areas outside pure physical metrology, such as medicine, product and service design, psycho- sociology and similar.  

Teaching and learning methods

In scope of the lectures, the theoretical background on particular subjects related to complex measurement systems together with presentation of simple practical examples is given. A complete study material is available to the students.

Practical work is being performed in the laboratory environment and seminar, and is accomplished in steps acquainting students with the problem and complex measurement system. Each student individually prepares a seminar on complex measuring systems, typically outside of well-established measurement areas, and an individual seminar dealing with advanced instrumentation solutions.

All the students have to present their work in the form of two seminars in order to practice presentation techniques.

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