Electromagnetic Compatibility in Measurement

Garant předmětu:

Lecturer:

Tutor:

Supervisor:

Department of Instrumentation and Control Engineering

Synopsis:

The transmission of signals in measure systems. The transmission of signals in metallic line, an adaptation of impedances. Errors of transmission of analogue measurement and transmi ssion. Electromagnetic compatibility, ISO standards. Ways of transmission of the interference, capacitance way, inductance way, galvanic way. Methods and instrumentality of degreasing of interference, galvanic separation of analogue and digital signals. Electronics circuits for adaptation of signals, current loop, modulation. Filtration of signals. Samples of electronic circuits.

Requirements:

Active attention of exertions, with record of results measurement,

the exam according of basic themes o lessons

Syllabus of lectures:

1.The transmission of signals in metallic line, an adaptation of impedances.

2.Ways of transmission of the interference, capacitance way, inductance way, galvanic way.

3.Electromagnetic compatibility, methods and instrumentality of degreasing of interference.

4.Galvanic separation of analogue and digital signals.

5.Optical instrumentality for the transmission of signals, optoelements and optocables.

6.Current loop, errors of transmission of analogue measurement and transmission.

7.Standards for analogue and digital transmission.

8.Precise operation amplifiers. Multiplexers, analogue and digital.

9.Electronics measure circuits for sensors with U, Q, T outputs

10. Electronics measure circuits for sensors with R, L, C outputs

11.Power sources, reference voltage sources, generators of waveform impulses.

12.Examples from analyses of vibrations and running roughness of engines.

13.Statistic analyze of signals, correlation and spectral methods of analyze

Syllabus of tutorials:

1.System of work in electronics laboratory, tools and instruments for electronics.

2.Measurement of parameters of metallic lines, coaxial, dual line, twisted. Basic impedance, attenuation, mirroring.

3.Diagnosis of components of interference

4.Measurement of static and dynamic characteristics of optoelements, optocouples.

5.Measurement of characteristics of optocables and optoterminals, influence of mechanical deformation of cable.

6.Measurement of static and dynamic errors of operation amplifiers.

7.Assembling and testing of amplifier of small voltages and currents.

8.Assembling and testing of resistance bridge with operation amplifier.

9.Assembling and testing of current transmitter.

Study Objective:

Study materials:

According of personal agreement with teacher

Chapman Stephen J., Electric Machinery Fundamentals, McGraw-Hill Publishing Company, 1985, ISBN 0-07-010662-2

Note:

Further information:

No time-table has been prepared for this course

The course is a part of the following study plans: