Zobrazeno 1 - 10
of 135
pro vyhledávání: '"Rimantas Kačianauskas"'
Publikováno v:
Heliyon, Vol 10, Iss 3, Pp e25306- (2024)
The emission of micrometer-sized particulate matter on an industrial scale is causing increasing environmental concern about air pollution. Numerous industries and research communities need help to reduce micrometer-sized pollutants in the atmosphere
Externí odkaz:
https://doaj.org/article/2e877858c0444aecb340bd48b70aaa78
Publikováno v:
Materials, Vol 16, Iss 1, p 190 (2022)
The main objective of this paper was to investigate the heat transfer of modified lightweight refractory concrete at the microscopic scale. In this work, such material was treated as a porous composite based on the compound of calcium aluminate cemen
Externí odkaz:
https://doaj.org/article/9793b356d19c409aa7368f0ee54746e4
Publikováno v:
Applied Sciences, Vol 12, Iss 22, p 11332 (2022)
The interaction between a deflected car tyre and a road surface was modelled under normal and overloaded conditions. The model incorporates the detailed geometry of the car wheel, including a metallic rim reinforcement, a hyper-elastic composite tyre
Externí odkaz:
https://doaj.org/article/6c50284189e9466b86a1126e1e157b16
Autor:
Marijonas BOGDEVIČIUS, Andrius RUŽINSKAS, Vaidas VADLŪGA, Paulius BOGDEVIČIUS, Rimantas KAČIANAUSKAS, Algirdas MAKNICKAS, Frank GAUTERIN
Publikováno v:
Transport Problems, Vol 14, Iss 1, Pp 013-021 (2019)
The main parameters describing the interaction between a tire and the road are forces transmitted by a tire. This paper presents experimental and theoretical research of mechanism of force transmission between a tire and slush-covered pavement. The e
Externí odkaz:
https://doaj.org/article/c16b8bfcaa97480aa3ffd207ac31f2f0
Autor:
Romuald Petkevič, Giedrius Jočbalis, Ada Steponavičiūtė, Karolis Stravinskas, Aleksej Romanov, Rimantas Kačianauskas, Sergejus Borodinas, Genrik Mordas
Publikováno v:
Mathematics, Vol 9, Iss 22, p 2913 (2021)
Metal additive manufacturing has received much attention in the past few decades, and it offers a variety of technologies for three-dimensional object production. One of such technologies, allowing large-sized object production, is laser-assisted met
Externí odkaz:
https://doaj.org/article/5eb9cf19d6314e11a6c56a3316b2e986
Publikováno v:
Nonlinear Analysis, Vol 24, Iss 4 (2019)
Development and application of the numerical model for the simulation of human heart mitral valve (MV) transapical repair is presented. Transapical repair with neochordae implantation is a novel surgical technique allowing beating-heart correction of
Externí odkaz:
https://doaj.org/article/12c81a4d9a644bc18dbd1bca88c55837
Publikováno v:
Nonlinear Analysis, Vol 22, Iss 1 (2017)
The issue of mathematical modelling of non-spherical shapes of particles is considered. Thus, application of the spherical harmonics (SH) technique in modelling the simplest symmetric star-shaped particles is demonstrated by applying low-resolution f
Externí odkaz:
https://doaj.org/article/5f12ad599e3d4ed4a7dd5eee47f034d5
Autor:
Urtė Radvilaitė, Álvaro Ramírez-Gómez, Arūnas Jaras, Rimantas Kačianauskas, Dainius Rusakevičius
Publikováno v:
Engineering Structures and Technologies, Vol 8, Iss 4 (2016)
In this paper a numerical analysis was performed developing low-resolution spherical harmonics (LRSH) models in order to describe particle shapes. The potential of LRSH, limited by the expansion degree L ≤ 3, to describe quasi-regular particle shap
Externí odkaz:
https://doaj.org/article/5370d276cf2f479ab47b55bdf3c1e2fc
Autor:
Algirdas Maknickas, Vidmantas Alekna, Oleg Ardatov, Olga Chabarova, Darius Zabulionis, Marija Tamulaitienė, Rimantas Kačianauskas
Publikováno v:
Applied Sciences, Vol 9, Iss 15, p 3013 (2019)
This paper presents a finite element method (FEM)-based fracture risk assessment in patient-specific osteoporotic lumbar vertebra L1. The influence of osteoporosis is defined by variation of parameters such as thickness of the cortical shell, the bon
Externí odkaz:
https://doaj.org/article/924e77cad7c84f85977a4f4ed7d546a0
Publikováno v:
Mokslas: Lietuvos Ateitis, Vol 7, Iss 6 (2016)
The article presents modeling of human lumbar vertebra L1 and it‘s stress analysis using finite elements method. The problem of tissue degradation is raised. Using the computer aided modeling with SolidWorks software the numerical model of lumbar v
Externí odkaz:
https://doaj.org/article/eb5d9f96fe974dd8b1e692d8e675842a