Welding and Soldering in Electrotechnics

The course is not on the list Without time-table
Code Completion Credits Range Language
AE0B13SPE KZ 4 2P+2L English
Department of Electrotechnology

Subject deals with modern methods of welding and soldering of metals in area of electrotechnics and electronics. There are presented technologies gas-welding, arc-welding, gas shielded welding, plasma welding, electron beam and laser welding, resistance and hf welding. A spatial attention is paid to the soldering and wire bonding in microelectronics. Practical exercises provide the basic workshop of arc welding.

Syllabus of lectures:

1. Introduction, OSHA, welding safety rules after standards ČSN 050630 a 050610.

2. Welding and soldering methods. Gas welding.

3. Arc welding. Welding filler materials and electrodes.

4. Gas-shielded arc welding.MIG, MAG, WIG methods.

5. Power sources and equipments for arc welding.

6. Resistance welding methods. High frequency welding.

7. Plasma welding and cutting. Laser welding and cutting. Electron beam welding.

8. Welding defects. Mechanical testing of welds.

9. Physical principles of soldering. Solders and soldering pastes.

10.Soldering methods in electronics and electrotechnics. Diagnostics of solder joints.

11. Interconnection techniques in microelectronics. Wire bonding.

12. Glueing. Polymer welding processes.

13. Automation of welding processes.

14. Excursion to the automated welding workplace.

Syllabus of tutorials:

1. OSHA for welding and soldering.

2. Identification of arc welding equipment.

3. Square butt weld, carbon steel, thickness 8 mm.

4. Mechanical properties of materials.

5. Square butt weld, carbon steel,thickness 5 mm.

6. Testing of hardness and tenacity.

7. V-butt weld, carbon steel,thickness 8 mm.

8. Study of material structure by microscope.

9. V-weld with revelded root, karbon steel, 10 mm.

10. Non-destructive testing of materials.

11. Fillet weld carbon steel.

12. Gas-shielded arc welding.

13. Final weld.

14. Assesment test.

Study Objective:

To give students an overwiew about modern technologies of welding, soldering, wire bonding and interconnection in field of electrotechnic production.

Study materials:

[1]J.Hampl, J. Lipták, J. Sedláček,V.Bouda: Materiály pro elektrotechniku, skripta ČVUT, Praha, 2000

[2] Bouda,V., Mach, P., Hampl, J.: Properties and Processing of Materials. ČVUT 1999

[3]Lancaster, J.: Welding Metallurgy AP - Woodfead Publ.Ltd., 1999

[4]Technologie svařování a zařízení, ZEROSS, Ostrava, 2001

Further information:
No time-table has been prepared for this course
The course is a part of the following study plans:
Data valid to 2020-10-27
For updated information see http://bilakniha.cvut.cz/en/predmet12781104.html