Technical Diagnostics

Lecturer:

Tutor:

Supervisor:

Department of Electrotechnology

Synopsis:

Diagnostics and monitoring of electrical machines, gearboxes, bearings. Diagnostics of a state of a systems of electric rotating machines, transformers and power electric equipment. Specific fundamental diagnostic methods for power electrical systems, e.g. defectoscopy of vibrations, acoustic emission, magnetic, electromagnetic and thermovision defectoscopy.

Requirements:

A student has to obtain a credit before an examination

Syllabus of lectures:

1.Fundamentals of technical diagnostics. Diagnostic model

2.Transducers of vibrations and vibrodiagnostic measuring systems

3.Frequency analysis of vibrodiagnostic signal

4.Applications of failure detection by acoustic and noise emission

5.Ultrasonic non-destructive testing

6.Magnetic, electromagnetic and potential drop methods of testing

7.Infrared and radiological diagnostic measuring techniques

8.Technical diagnostics of small electric machines

9.Diagnostics of electric machines

10.Diagnostics of transformers

11.Diagnostics of transformer insulating systems

12.Diagnostics of machine insulating systems - part 1

13.Diagnostics of machine insulating systems - part 2

14.Diagnostics of power electric equipment

Syllabus of tutorials:

1.Measuring of velocity transducer characteristics

2.Analysis of vibrodiagnostics signal by gearbox simulation

3.Displacement measuring of shaft of small electric motor

4.Acquisition system and signal processing of acoustic emission

5.Ultrasonic pulse echo measuring techniques. DGS-diagram

6.Testing of metals using eddy current coil

7.Testing of termovision techniques

8.Diagnostics of transformers

9.Measurement of condition of system transformer

10.Diagnostics of electric rotation machine

11.Measurement of condition of rotation machine system

12.Diagnostics of electric devices

13.Measurement of condition of electric devices system

14.A credit

Study Objective:

Study materials:

Blitz, J.: Electrical and Magnetics Methods of Nondestructive Testing, Adam

Hilger, 1991

Note:

Further information:

No time-table has been prepared for this course

The course is a part of the following study plans:

• Heavy-current Engineering - Electrical Engineering Applications- structured studies (compulsory course)