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CZECH TECHNICAL UNIVERSITY IN PRAGUE
STUDY PLANS
2018/2019

Magnetic Elements and Magnetic Measurements

The course is not on the list Without time-table
Code Completion Credits Range Language
A0M38MAP Z,ZK 5 2+2L Czech
Lecturer:
Tutor:
Michal Janošek
Supervisor:
Department of Measurement
Synopsis:

Measurement of magnetic field, NMR. Typical soft and hard magnetic materials. Measurement of properties of soft and hard magnetic materials. DC and AC magnetised circuits, circuits with permanent magnet. Current and voltage instrument transformers, current comparators. Sources of magnetic field. Magnetic shielding.

Requirements:
Syllabus of lectures:

1. Magnetism - quantities, units, rules

2. Measurement of magnetic field in air

3. Ferromagnetic materials - sorts, properties, modes of magnetising

4. Ferrite magnetic elements - properties, applications

5. Measurement of soft magnetic material at DC magnetising

6. Measurement of soft magnetic material at AC magnetising

7. Measurement of hard magnetic material

8. Measurement of other magnetic parameters

9. Design of small mains and pulse transformers

10. Instrument transformers, current probes and comparators

11. Magnetic circuits with permanent magnet

12. Magnetic actuators - electromagnets, relays, stepper motors

13. Standards of magnetic quantities, magnetic shielding

Syllabus of tutorials:

1. Introduction

2. Measurement of shielding factor in DC magnetic field

3. Measurement of shielding factor in AC magnetic field

4. Measurement of Curie temperature

5. Determination of parameters of hard magnetic materials

6. Determination and extending of frequency range of induction coils

7. Measuring system for hard magnetic material

8. Measurement of complex permeability

9. Measurement of dynamic hysteresis loop

10. Calculation and measurement of leakage factor

11. Foerster - type coercimeter

12. Calibration of fluxmeters

13. Discussion of results, assessments

Study Objective:
Study materials:

1. Ripka, P. et al.: Magnetic Sensors and Magnetometers. Artech House, Boston-London 2001, ISBN 1-58053-057-5

2. Jiles, D.: Magnetism and Magnetic Materials. London: Chapman & Hall, 1996

Note:
Further information:
https://moodle.fel.cvut.cz/courses/A0M38MAP
No time-table has been prepared for this course
The course is a part of the following study plans:
Data valid to 2019-07-22
For updated information see http://bilakniha.cvut.cz/en/predmet12603004.html