Forschungsbereiche

Fluidtechnik und Hydrauliksysteme

Entwicklung von Hydraulikventilen, Pumpen, Zylindern, Aktuatoren und Fluidsystemen für industrielle und robotische Anwendungen.

Umweltfreundliche Wasserhydraulik

Entwicklung nachhaltiger hydraulischer Systeme unter Verwendung von Wasser und anderen umweltverträglichen Medien.

Tribologie und fortgeschrittene Werkstoffe

Forschung zu Reibung, Verschleiß, Schmierung, Dichtungen und fortschrittlichen Materialpaaren.

Additive Technologien und 3D-Druck

Metall-3D-Druck, Topologieoptimierung und Entwicklung funktionaler Prototypen.

Mechatronik und Robotersysteme in der Fluidtechnik

Weiche Robotik, Greifer, Roboteraktuatoren und Automatisierung.

Publikationen

MAJDIČ, Franc, PEZDIRNIK, Jože, KALIN, Mitjan. Experimental validation of the lifetime performance of a proportional 4/3 hydraulic valve operating in water. Tribology international. 2011, vol. 44, iss. 12, str. 2013-2021, ilustr. ISSN 0301-679X. http://www.sciencedirect.com/science/article/pii/S0301679X11002398, http://www.sciencedirect.com/science?_ob=MiamiImageURL&_cid=271465&_user=4776866&_pii=S0301679X11002398&_check=y&_origin=browse&_zone=rslt_list_item&_coverDate=2011-11-30&wchp=dGLzVBA-zSkWz&md5=2a69a8b98c6edb13cbbbfd26ebe7ca01/1-s2.0-S0301679X11002398-main.pdf, DOI: 10.1016/j.triboint.2011.08.020.

MAJDIČ, Franc, VELKAVRH, Igor, KALIN, Mitjan. Improving the performance of a proportional 4/3 waterhydraulic valve by using a diamond-like-carbon coating. Wear. [Print ed.]. Jan. 2013, vol. 297, iss. 1/2, str. 1016-1024, ilustr. ISSN 0043-1648. DOI: 10.1016/j.wear.2012.11.060.

TRAJKOVSKI, Ana, MATKOVIČ, Sebastjan, NOVAK, Nejc, NADEEM, Irfan, KALIN, Mitjan, MAJDIČ, Franc. Glycerol aqueous solutions for the enhanced tribological behaviour of polymer composites sliding against steel. Tribology international. Apr. 2024, vol. 192, [article no.] 109173, str. 1-11, ilustr. ISSN 1879-2464. https://www.sciencedirect.com/science/article/pii/S0301679X23009647, Repozitorij Univerze v Ljubljani – RUL, DOI: 10.1016/j.triboint.2023.109173.

TRAJKOVSKI, Ana, BARTOLJ, Jan, NOVAK, Nejc, PUSTAVRH, Jan, KALIN, Mitjan, MAJDIČ, Franc. Sliding properties of anodized aluminium alloy tested in water and hydraulic oil. Scientific reports. 2026, vol. 16, [article no.] 9117, 12 str., ilustr. ISSN 2045-2322. https://www.nature.com/articles/s41598-026-39681-3#citeas, Repozitorij Univerze v Ljubljani – RUL, DOI: 10.1038/s41598-026-39681-3.

TRAJKOVSKI, Ana, BARTOLJ, Jan, LEVSTEK, Tomaž, GODEŠA, Tone, SEČNIK, Matej, HOČEVAR, Marko, MAJDIČ, Franc. Mechanical inter- and intra-row weed control for small-scale vegetable producers. Agriculture. 2024, vol. 14, iss. 9, [article no.] 1483, str. 1-14, ilustr. ISSN 2077-0472. https://www.mdpi.com/2077-0472/14/9/1483, Repozitorij Univerze v Ljubljani – RUL, DOI: 10.3390/agriculture14091483.

PUSTAVRH, Jan, HOČEVAR, Marko, PODRŽAJ, Primož, TRAJKOVSKI, Ana, MAJDIČ, Franc. Comparison of hydraulic, pneumatic and electric linear actuation systems. Scientific reports. 2023, [vol.] 13, [article no.] 20938, str. 1-13, ilustr. ISSN 2045-2322. https://www.nature.com/articles/s41598-023-47602-x#article-info, Repozitorij Univerze v Ljubljani – RUL, DOI: 10.1038/s41598-023-47602-x.

TRAJKOVSKI, Ana, NOVAK, Nejc, PUSTAVRH, Jan, KALIN, Mitjan, MAJDIČ, Franc. Performance of polymer composites lubricated with glycerol and water as green lubricants. Applied sciences. 2023, vol. 13, iss. 13, str. 1-15, ilustr. ISSN 2076-3417. https://www.mdpi.com/2076-3417/13/13/7413, Repozitorij Univerze v Ljubljani – RUL, DOI: 10.3390/app13137413.

NOVAK, Nejc, TRAJKOVSKI, Ana, KALIN, Mitjan, MAJDIČ, Franc. Degradation of hydraulic system due to wear particles or medium test dust. Applied sciences. 2023, vol. 13, iss. 13, str. 1-20, ilustr. ISSN 2076-3417. https://www.mdpi.com/2076-3417/13/13/7777, Repozitorij Univerze v Ljubljani – RUL, DOI: 10.3390/app13137777.

 NOVAK, Nejc, TRAJKOVSKI, Ana, POLAJNAR, Marko, KALIN, Mitjan, MAJDIČ, Franc. Wear of hydraulic pump with real particles and medium test dust. Wear. [Print ed.]. Nov. 2023, vol. 532/533, str. 1-13, ilustr. ISSN 0043-1648. https://www.sciencedirect.com/science/article/pii/S0043164823004842, Repozitorij Univerze v Ljubljani – RUL, DOI: 10.1016/j.wear.2023.205101.

STRMČNIK, Ervin, MAJDIČ, Franc, KALIN, Mitjan. Influence of a diamond-like carbon-coated mechanical part on the operation of an orbital hydraulic motor in water. Metals. Apr. 2019, vol. 9, iss. 4, f. 1-14, ilustr. ISSN 2075-4701. https://www.mdpi.com/2075-4701/9/4/466, Repozitorij Univerze v Ljubljani – RUL, DOI: 10.3390/met9040466.

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Projekte

Soft robotic hydraulic log-clamping system (SOFT LOGGING): 2023–2026

Solid-state cooling using hydrostatic pressure: development of a barocaloric cooling device (COOL PRESS): 2022–2025

Designing nanoscale contacts for high-performance, energy-efficient, and lightweight components for green mobility (CODE-GM): 2022-2025

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Patente

VOJE, Rafko, ŽELEZNIK, Bojan, MAJDIČ, Franc. Modular hydraulic rotary motor : SI 24787 (A), 2016/02/29. Ljubljana: Slovenian Intellectual Property Office, 2016

MAJDIČ, Franc, MOHORIČ, Damir, ŠPAN, Iztok, PEZDIRNIK, Jože. High-pressure piston pump : SI 23772 (A), 2013/12/31. Ljubljana: Slovenian Intellectual Property Office, 2012

OMAN, Simon, NAGODE, Marko, KLEMENC, Jernej, MAJDIČ, Franc, HOČEVAR, Marko, GOSAR, Aleš, ŠKRLEC, Andrej, OLAH, Laslo. Submersible pump assembly and method for use of same : European patent specification EP 4 093 970 B1, 2025-06-11. Munich: European Patent Office, 2025 

KITANOVSKI, Andrej, TOMC, Urban, KLINAR, Katja, VALENTINČIČ, Joško, MAJDIČ, Franc, SABOTIN, Izidor, MENCINGER, Jure. Method for heat transfer in the embedded structure of a heat regenerator and the design thereof : United States patent US 12,000,663 B2, 2024-06-04. Alexandria: United States Patent and Trademark Office, 2024

NOVAK, Lovrenc, PETKOVŠEK, Martin, OMAN, Simon, NAGODE, Marko, KLEMENC, Jernej, MAJDIČ, Franc, HOČEVAR, Marko, GOSAR, Aleš, OLAH, Laslo. Downhole three phase separator and method for use of same : United States Patent US 11,143,009 B1, 2021-10-12. Alexandria (VA): United States Patent and Trademark Office, 2021

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Abschlussarbeiten

KRAMAR, Matevž. Investigation of the mutual influence of suction lines of two hydraulic pumps : master's thesis, 2nd Cycle Master's Study Programme in Mechanical Engineering. Ljubljana

ALIBEGIĆ, Benjamin. Development of a water-hydraulic valve using tribologically selected alternative materials : master's thesis, 2nd Cycle Master's Study Programme in Mechanical Engineering. Ljubljana

LESINŠEK, Domen. Hydraulic energy accumulator : undergraduate thesis, 1st Cycle Professional Higher Education Study Programme in Mechanical Engineering - Project-Applied Programme. Ljubljana

KLEMEN, Andraž. Small piston hydraulic power unit : undergraduate thesis, 1st Cycle Professional Higher Education Study Programme in Mechanical Engineering - Project-Applied Programme. Ljubljana

ZRIMŠEK ŽIGER, Anže. Analysis of the effect of reinforcements and elastomer joint angle for producing soft grippers : final thesis, 1st Cycle University Study Programme in Mechanical Engineering - Research and Development Programme. Ljubljana

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