Course detail

Technology of Welding

FSI-ETV Acad. year: 2024/2025 Winter semester

The course deals with the following topics: Theoretical basis of welding – producing a weld joint. Description and theory of methods of fusion welding – flame welding, electric arc welding, plasma, electron beam and laser welding. Description and theory of methods of pressure welding – resistance welding, friction welding, diffusion welding, ultrasonic welding, cold pressure welding, explosive welding. Filler materials and welding devices. Weldability of materials. Producing a soldered joint. Thermal cutting. Basic knowlage destructive (DT) and non-destructive (NDT) welds testing.

Learning outcomes of the course unit

Prerequisites

Planned learning activities and teaching methods

Assesment methods and criteria linked to learning outcomes

Language of instruction

Czech

Aims

Specification of controlled education, way of implementation and compensation for absences

The study programmes with the given course

Programme C-AKR-P: , Lifelong learning
branch CZS: , 5 credits, elective

Programme B-STR-P: Engineering, Bachelor's
branch STG: Manufacturing Technology, 5 credits, compulsory

Type of course unit

 

Lecture

39 hours, optionally

Teacher / Lecturer

Syllabus

 1. Producing a weld joint, terms and definitions. Classification of welding methods, standards, welding positions. Welding procedure specificatrion (WPS).
2. Flame welding, aluminothermic welding and their aplication.
3. Electric arc, power supply, manual metal-arc welding and their aplication.
4. TIG and MIG/MAG welding and their aplication.
5. FCAW, CMT welding and submerged arc. welding and their aplication.
6. Plasma arc welding a electron beam welding and their aplication.
7. Laser beam welding and their aplication.
8. Resistance welding and friction welding and their aplication.
9. Diffusion welding and ultrasonic welding and their aplication.
10. Pressure welding and explosive welding and their aplication.
11. Brazing, soldering and their apliation.
12. Basics metals weldability.


13. Basics DT a NDT welds testing

Laboratory exercise

26 hours, compulsory

Teacher / Lecturer

Syllabus

1) Binary diagrams and their applications in welding.
2) Calculation of temperature field.
3) Electric arc.
4) Powered properties of covered electrodes.
5) Determination of V-A characteristic of power supply.
6) Calculation MIG/MAG technology.
7) Demonstration of MIG/MAG technology in a welding shop.
8) Elaboration of a welding procedure specification – WPS.
9) Calculation – plasma and electron beam welding.
10) Calculation – laser beam welding.
11) Excursion to a workplace using laser devices.
12) Weldability – C-Mn steels and high alloy steels .
13) Course-unit credit awarding