Course detail

Technology of Welding

FSI-ETVAcad. year: 2019/2020

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.

Language of instruction

Czech

Number of ECTS credits

6

Mode of study

Not applicable.

Guarantor

doc. RNDr. Libor Mrňa, Ph.D.

Department

Institute of Manufacturing Technology (ÚST)

Learning outcomes of the course unit

The students will be made familiar with all types of modern welding technologies. They will be able to apply these technologies to the machine construction manufacturing and steel constructions. They will be able to use an independent creative attitude to the elaboration of welding procedure.

Prerequisites

Basic knowledge of science of material, body mechanics and physics.

Co-requisites

Not applicable.

Planned learning activities and teaching methods

The course is taught through lectures explaining the basic principles and theory of the discipline. Teaching is suplemented by practical laboratory work.

Assesment methods and criteria linked to learning outcomes

The examination has a written and an oral part, and the final classification will be in accordance with the Rules for Studies and Examinations. Course-unit credit requirements: participation in the exercises, delivery of assigned papers.
It is classificated to the ECTS grading scale

Course curriculum

Not applicable.

Work placements

Not applicable.

Aims

The main objective of the course is to provide students with the theoretical foundations of welding technologies. Students will acquire knowledge necessary for a creative and complex solution of industrial applications.

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

Attendance in lectures is recommended. Attendance at seminars is compulsory. Absence may be compensated for by the agreement with the teacher who can set a special programme to be worked out.

Recommended optional programme components

Not applicable.

Prerequisites and corequisites

Not applicable.

Basic literature

AMBROŽ, Oldřich. Technologie svařování a zařízení: učební texty pro kurzy svářečských inženýrů a technologů. Ostrava: ZEROSS, 2001. ISBN 80-85771-81-0. (CS)
Kuncipál, J. a kol.: Teorie svařování, , 0 (CS)
Metals Handbook,vol.6: Welding,Braz.and Sold.ering, (EN)

Recommended reading

Dvořák a kolektiv: Technologie
Procházka a kol.: Technologie slévání, tváření a svařování, , 0
Turňa,M.: Špec.metody zvárania, , 0

Classification of course in study plans

  • Programme B3S-P Bachelor's

    branch B-STG , 3 year of study, winter semester, compulsory
    branch B-VSY , 3 year of study, winter semester, compulsory

Type of course unit

 

Lecture

39 hod., optionally

Teacher / Lecturer

Ing. Marian Sigmund, Ph.D., IWE

Syllabus

1) Producing a weld joint, terms and definitions.
2) Classification of welding methods, standards, welding positions.
3) Flame welding, aluminothermic welding.
4) Electric arc, power supply, manual metal-arc welding.
5) TIG and MIG/MAG welding.
6) MIG/MAG welding and submerged arc. welding.
7) Plasma arc welding a electron beam welding.
8) Laser beam welding.
9) Resistance welding and friction welding.
10) Diffusion welding and ultrasonic welding.
11) Pressure welding and explosive welding.
12) Weldability of materials.
13) Brazing and bonding. Thermal cutting.

Laboratory exercise

26 hod., compulsory

Teacher / Lecturer

Ing. Jaroslav Kubíček, IWE

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