Browsing Mokslinės publikacijos (PDB) / Scientific publications (PDB) by Study direction "E06 - Mechanikos inžinerija / Mechanical engineering"

Now showing items 1-20 of 121

    • A hydrodynamic interaction between bubbles and gas supply system during gas bubble departures in liquids: an experimental study 

      Dzienis, Paweł; Golak, Karol; Konopko, Mariola; Mosdorf, Romuald; Bazienė, Kristina; Gargasas, Justinas (Scientific reports, 2023)
      In the present paper, the hydrodynamic interactions between bubbles and the gas supply system to a needle were experimentally investigated. In experimental investigations in one of the needles, the air volume flow rate was ...

    • Activated sintering of Cr2O3-based composites by hot pressing 

      Hevorkian, Edvin; Cepova, Lenka; Rucki, Miroslaw; Nerubatskyi, Volodymyr; Morozow, Dmitrij; Zurowski, Wojciech; Barsamyan, Voskan; Kouril, Karel (Materials: Advances in Fine and Structural Ceramics for High-Tech Applications, 2022)
      The paper presents and discusses questions on structure formation during the sintering process of Cr2O3-based composites using the hot pressing method, when a chemical reaction between the components takes place. The task ...

    • Algorithm for reducing truck noise on Via Baltica transport corridors in Lithuania 

      Čižiūnienė, Kristina; Matijošius, Jonas; Čereška, Audrius; Petraška, Artūras (Energies, 2020)
      The section of Via Baltica going through the territory of the Republic of Lithuania is the most traffic intensive land logistics corridor in the country. The annual transportation volume has been increasing on this road; ...

    • An analysis of the reliability of a bus safety structure on carrying out the numerical and experimental tests 

      Pravilonis, Tautvydas; Eidukynas, Valdas; Sokolovskij, Edgar (Sensors, 2020)
      In the paper, the reliability of a spatial tubular structure of a bus safety frame formed of different steel profiles is discussed. A methodology for the bus safety structure modeling is presented herein by applying numerical ...

    • Analysis of sound power level changes caused by wheel with flat spot using numerical and physical experiment 

      Kukėnas, Vladas; Jasevičius, Raimondas; Petrenko, Viačeslav; Kilikevičius, Artūras; Vainorius, Darius (Applied sciences: Section: Acoustics and vibrations, 2021)
      Damage to the running surfaces of wheels on railways poses a threat to road safety. They can lead to accidents and disasters. Wheels with a flat spot are the biggest threat. The paper reviews problems that arise when wheels ...

    • Analysis of the planar point identification accuracy in CMM measurements 

      Mazur, Tomasz; Cepova, Lenka; Szymanski, Tomasz; Rucki, Miroslaw (Sensors, 2022)
      The paper presents the results of the investigations on the direction-dependent accuracy of the point identification during contact probe measurements with a coordinate measuring machine (CMM). Considering the contact point ...

    • Aukštos skyros precizinių keitiklių dinaminių reiškinių tyrimai 

      Uvarovas, Povilas; Kilikevičienė, Kristina; Juchnevičius, Mantas; Matijošius, Jonas; Kilikevičius, Artūras (Inžinerinės ir edukacinės technologijos = Engineering and educational technologies, 2020)
      Darbe nagrinėjami aukštos skyros precizinių keitiklių dinaminių reiškiniai, kurie yra atsakas aplinkos ir tiriamos sistemos elementų virpesių. Darbe sukurtas aukštos skyros kodinio precizinio kampo keitiklio dinaminių ...

    • Autonomous mobile flock traffic simulation in digital twin mode 

      Makulavičius, Mantas; Bagdonas, Rokas; Lapkauskaitė, Karolina; Gargasas, Justinas; Dzedzickis, Andrius (Automation 2023: Key challenges in automation, robotics and measurement techniques : conference proceedings, 2023)
      Traffic congestion in urban areas is the main reason for the long traveling time from one place to another. This happens due to the decisions and reaction times of each driver. Reducing the influence of the driver solution ...

    • Baigtinio elemento dydžio įtaka automobilio važiuoklės svirties įtempiams / 

      Vika, Aleksandr,; Selivonec, Jelena, (Technologijos ir menas : tyrimai ir aktualijos = Technology and art : research and topicalities., 2023.)
      Baigtinių elementų metodas naudojamas sudėtingoms inžinerinėms problemoms spręsti. Baigtinių elementų dydis turi įtakos tikslumui, skaičiavimo laikui ir kompiuteriniams ištekliams. Automobilio važiuoklės svirties analizėje ...

    • Biodegradable carrageenan-based force sensor: An experimental approach / 

      Žaimis, Uldis,; Petronienė, Jūratė Jolanta,; Dzedzickis, Andrius,; Bučinskas, Vytautas, (Sensors., 2023.)
      The development of low-cost biodegradable pressure or force sensors based on a carrageenan and iron (III) oxide mix is a promising way to foster the spread of green technologies in sensing applications. The proposed materials ...

    • Classification of muscle activity patterns in healthy children using biclustering algorithm 

      Pauk, Jolanta; Daunoravičienė, Kristina; Žižienė, Jurgita; Minta-Bielecka, Katarzyna; Dzieciol-Anikiej, Zofia (Biomedical signal processing and control, 2023)
      In recent years, there has been major interest in recognising electromyography (EMG) patterns. This work proposes a new method based on a biclustering algorithm which can group strides showing homogeneous EMG activation ...

    • Comparison of kinematic parameters of children gait obtained by inverse and direct models 

      Žižienė, Jurgita; Daunoravičienė, Kristina; Juškėnienė, Giedrė; Raistenskis, Juozas (Plos one, 2022)
      The purpose of this study is to compare differences between kinematic parameters of pediatric gait obtained by direct kinematics (DK) (Plug-in-Gait) and inverse kinematics (IK) (AnyBody) models. Seventeen healthy children ...

    • Comparison of particle-resolved DNS (PR-DNS) and non-resolved DEM/CFD simulations of flow through homogenous ensembles of fixed spherical and non‐spherical particles 

      Kravets, Bogdan; Schulz, Daniel; Jasevičius, Raimondas; Reinecke, Simon R.; Rosemann, Tony; Kruggel-Emden, Harald (Advanced powder technology, 2021)
      Particle-unresolved Eulerian/Lagrangian simulations (DEM/CFD) of static homogenous particle ensembles are compared to direct numerical simulations (DNS) performed with the Lattice-Boltzmann method (LBM). Eliminating ...

    • Comparison of same aftermarket monotube shock absorbers manufactured by different brands 

      Skačkauskas, Paulius; Norkūnaitė, Dominyka; Karpenko, Mykola; Mejeras, Vilius (TRANSBALTICA XIII: Transportation Science and Technology Proceedings of the 13th International Conference TRANSBALTICA, September 15-16, 2022, Vilnius, Lithuania, 2023)
      Suspension keeps the wheels of the vehicle in contact with the road surface, dampens various vibrations that arise due to road surface irregularities and ensures adequate control of the vehicle. The performance of the ...

    • Conducting polymers for the design of tactile sensors 

      Samukaitė-Bubnienė, Urtė; Ratautaitė, Vilma; Ramanavičius, Arūnas; Bučinskas, Vytautas (Polymers: Special issue: High-Performance Polymeric Sensors II, 2022)
      This paper provides an overview of the application of conducting polymers (CPs) used in the design of tactile sensors. While conducting polymers can be used as a base in a variety of forms, such as films, particles, matrices, ...

    • Cycle-to-cycle variation of the combustion process in a diesel engine fueled with rapeseed oil—diethyl ether blends 

      Górski, Krzysztof; Smigins, Ruslans; Matijošius, Jonas; Tziourtzioumis, Dimitrios (Energies: Bioenergy and Biofuels: Engines Efficiency and Sustainable Mobility, 2023)
      The application of rapeseed oil (RO) blends with diesel fuel and/or alcohols and/or ethers is known to significantly affect the combustion process. Aiming to further investigate the effects of rapeseed oil in a blend with ...

    • Deep Q-Learning in robotics: improvement of accuracy and repeatability 

      Šumanas, Marius; Petronis, Algirdas; Bučinskas, Vytautas; Dzedzickis, Andrius; Viržonis, Darius; Morkvėnaitė-Vilkončienė, Inga (Sensors: Special issue Robotic systems and automatic control: Mathematical models, technologies, applications and challenges, 2022)
      Recent industrial robotics covers a broad part of the manufacturing spectrum and other human everyday life applications; the performance of these devices has become increasingly important. Positioning accuracy and ...

    • Determination of excavator tool position using absolute sensors 

      Šumanas, Marius; Petronis, Algirdas; Urbonis, Darius; Januškevičius, Tomas; Rasimavičius, Tadas; Morkvėnaitė-Vilkončienė, Inga; Dzedzickis, Andrius; Bučinskas, Vytautas (2021 IEEE Open Conference of Electrical, Electronic and Information Sciences (eStream), 22 April 2021, Vilnius, Lithuania / organized by: Vilnius Gediminas Technical University, 2021)
      Automation techniques for controlled job execution in the excavation process are extremely useful for excavator tool trajectory generation, digging process simulation, and new tools or machines' developmental testing. ...

    • Development and experimental research of different mechanical designs of an optical linear encoder’s reading head 

      Gurauskis, Donatas; Przystupa, Krzysztof; Kilikevičius, Artūras; Skowron, Mikołaj; Matijošius, Jonas; Caban, Jacek; Kilikevičienė, Kristina (Sensors, 2022)
      Optical linear encoders are widely used in manufacturing. They are accurate and have a relatively high resolution and good repeatability. However, there are a lot of side effects, which have an inevitable impact on the ...

    • Development and research of an acoustic chamber for agglomeration of ultrafine particles 

      Petrauskaitė, Lina; Matijošius, Jonas; Vainorius, Darius; Kilikevičius, Artūras; Borodinas, Sergejus; Kilikevičienė, Kristina (2022 IEEE Open Conference of Electrical, Electronic and Information Sciences (eStream), 21 April 2022, Vilnius, Lithuania / organized by: Vilnius Gediminas Technical University, 2022)
      The paper analyses the theoretical model of a developed acoustic chamber for acoustic particle agglomeration. The acoustic chamber is used in the particle agglomeration process. An experimental stand was created to validate ...