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Thesis topic proposal
 
Ferenc Sarka
Research on the behaviour of components made with additive technology against long-term, constant loads

THESIS TOPIC PROPOSAL

Institute: University of Miskolc
mechanical engineering
István Sályi Doctoral School of Mechanical Engineering Sciences

Thesis supervisor: Ferenc Sarka
Location of studies (in Hungarian): Institute of Machine and Product Design
Abbreviation of location of studies: GET


Description of the research topic:

Brief description of the research topic:
One of the new manufacturing technologies found in industry is additive manufacturing. Additive manufacturing, as a new technology, requires new design guidelines from engineers and, in parallel, we also encounter new behavioural characteristics for different components. In today's economy struggling with a shortage of energy and raw materials, it is important to know in as much detail as possible the behaviour of components made with additive technology under different load conditions. The research places great emphasis on the examination of components under constant load for a long time.
During the research work, we plan to carry out the following important activities:

1. Literature and patent research related to the topic. Analysis of the results achieved so far, mapping of possible additive manufacturing processes.
2. Study of currently known fatigue and creep processes. Systematization of the similarities and differences found between the characteristics of the components produced in the traditional way and those produced with additive technology.
3. Exploiting the possibilities of additive manufacturing in the case of complex geometric designs. Identification of missing design parameters.
4. Systematization, evaluation, and summary of the achieved results.
5. Continuous publication of the achieved results.
Research conditions:
In recent years, the Institute of Machine and Product Design of the University of Miskolc has conducted research on the technical properties of components created by additive manufacturing. The institute currently has four additive manufacturing equipment, which is an excellent basis for research. Microscopic examinations are available at the institute, which help to identify the source and the type of the damages. In addition, engineering and mathematical program systems are available, which can be used to support research work.
Literature:

[1]: Giovanni Straffelini: Friction and Wear, Springer, 2015, ISBN978-3-319-05894-8, DOI 10.1007/978-3-319-05894-8
[2]: F. L. Litvin: Gear Geometry and Applied Theory, ISBN-13: 978-0521815178
[3]: Sarka, Ferenc ; Döbröczöni, Ádám ; Szilágyi, Attila: Measuring method to determine the vibration damping behaviour of metallic foams. ACTA TECHNICA CORVINIENSIS – BULLETIN OF ENGINEERING 8 : 4 pp. 65-68. , 4 p. (2015)
[4]: Dimic at all.: The Influence of Material on the Operational Characteristics of Spur Gears Manufactured by the 3D Printing Technology, 2018, Journal of Mechanical Engineering, vol68, pp261-270.
[5]: I. Gibson l D. W. Rosen l B. Stucker: Additive Manufacturing Technologies - Rapid Prototyping to Direct Digital Manufacturing, ISBN: 978-1-4419-1119-3 e-ISBN: 978-1-4419-1120-9, DOI 10.1007/978-1-4419-1120-9 Springer 2010.
[6]: Alzyod Hussein, Peter Ficzere: The Influence of the Layer Orientation on Ultimate Tensile Strength of 3D Printed Poly-lactic Acid, Jordan Journal of Mechanical and Industrial Engineering 16 : 3 pp. 361-367. , 7 p. (2022)

Number of students who can be accepted: 1

Deadline for application: 2024-12-31


2024. IV. 17.
ODT ülés
Az ODT következő ülésére 2024. június 14-én, pénteken 10.00 órakor kerül sor a Semmelweis Egyetem Szenátusi termében (Bp. Üllői út 26. I. emelet).

 
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