DSpace at VGTU: Recent submissions
Now showing items 21-40 of 52423
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Modeling of Hybrid Autonomous Vehicle Fuel Consumption
(Proceedings of the International Conference TRANSBALTICA XI: Transportation Science and Technology. May 2–3, 2019, Vilnius, Lithuania, 2020)Autonomous vehicles role in the road mobility is increasing day by day. Their propulsion system is not yet decided, our research focuses on plug-in-hybrid vehicles that are merging the most relevant propulsion systems: the ... -
The New Simulation Approach to Tramway Safety Against Derailment Evaluation in Term of Vehicle Dynamics
(Proceedings of the International Conference TRANSBALTICA XI: Transportation Science and Technology. May 2–3, 2019, Vilnius, Lithuania, 2020)The existing European standard EN 14363 covers all necessary tests for different railway vehicles, but it is inadequate for tram vehicles, especially in safety against a derailment examination. Its operational conditions ... -
Study of Dynamic Loads in the Wheel and Rail Contact Influence on the Maximum Adhesion Coefficient
(Proceedings of the International Conference TRANSBALTICA XI: Transportation Science and Technology. May 2–3, 2019, Vilnius, Lithuania, 2020)A scientific method for estimating the effect of dynamic loads arising at the wheel and rail contacts during locomotive movement is proposed, which most accurately describes the behaviour of a real rolling stock and complies ... -
The Strength Simulation of a Predeformed Design of a Hatch Cover of Open Car
(Proceedings of the International Conference TRANSBALTICA XI: Transportation Science and Technology. May 2–3, 2019, Vilnius, Lithuania, 2020)To ensure the strength of the hatch cover of a general-purpose open car under operating conditions of the load, it is proposed to sheathe with a smooth sheet, which has a convex configuration and preload. The hatch cover ... -
Improving the Dynamics of Bogies of Railway Freight Cars by the Spring Suspension Enhancement
(Proceedings of the International Conference TRANSBALTICA XI: Transportation Science and Technology. May 2–3, 2019, Vilnius, Lithuania, 2020)The paper contains main structural disadvantages of 18-100 bogies, namely large unsprung mass, instability of characteristics, low critical velocity, intense wear and others. The experience of domestic and foreign developments, ... -
Modeling of Management Strategies for Manufacturing Technological Processes in Metro Power Supply Projects
(Proceedings of the International Conference TRANSBALTICA XI: Transportation Science and Technology. May 2–3, 2019, Vilnius, Lithuania, 2020)At the present, metro power supply units used the production and technological potential not to its full extent. The main reasons for this situation are the lack of strategies for the effective formation and implementation ... -
Arrangement of the Continuous Welded Rail on the Curved Tracks of Short Radius
(Proceedings of the International Conference TRANSBALTICA XI: Transportation Science and Technology. May 2–3, 2019, Vilnius, Lithuania, 2020)The jointed track design with timber sleepers is conventional for the trunk lines of Ukraine with radius less than 350 m. Such design is not rational. The fact that the big number of the rail joints is the reason why the ... -
Research of Mathematical Model of Movement of Six-Axle Locomotives with Controllable Wheelsets Installation
(Proceedings of the International Conference TRANSBALTICA XI: Transportation Science and Technology. May 2–3, 2019, Vilnius, Lithuania, 2020)Research of mathematical model of movement of six-axial locomotive with controllable wheelsets installation. Based on the general system of nonlinear variable coefficient differential equations of the vehicle movement in ... -
The Impact of the Bioethanol Fuel on the Exhaust Gas Emission of a Two-Stroke Engine
(Proceedings of the International Conference TRANSBALTICA XI: Transportation Science and Technology. May 2–3, 2019, Vilnius, Lithuania, 2020)The production of exhaust gas emissions in combustion engines has been the subject of many studies all over the world, including exhaust gas emissions produced in the combustion of biofuels. The studies have mainly focused ... -
Comparison of Railway Routes Enabling Freight Transportation from the Eastern Border of Poland to the West
(Proceedings of the International Conference TRANSBALTICA XI: Transportation Science and Technology. May 2–3, 2019, Vilnius, Lithuania, 2020)This article presents railway routes currently used in freight transportation from the eastern border of Poland to western countries. Due to increasing number of transported containers, new alternative routes have been ... -
Applying the Business Model Canvas to Increase Enterprise Competitiveness: A Case Study of Transport Company
(Proceedings of the International Conference TRANSBALTICA XI: Transportation Science and Technology. May 2–3, 2019, Vilnius, Lithuania, 2020)The increase of business competitiveness in today’s market is associated with businesses addressing client demands and their ability to create a value that is anticipated by consumer. Thus, a great attention should be paid ... -
Comparison of Studies of Dangerous Cargo Flow Distribution Between Rail and Road Transport
(Proceedings of the International Conference TRANSBALTICA XI: Transportation Science and Technology. May 2–3, 2019, Vilnius, Lithuania, 2020)The article compares the results of different studies of dangerous cargo flow distribution between rail and road transport. The dependency has been examined by example of actual data that assesses the percentage ratio ... -
Modernizing of the Rail Transport Curriculum and Study Process
(Proceedings of the International Conference TRANSBALTICA XI: Transportation Science and Technology. May 2–3, 2019, Vilnius, Lithuania, 2020)In recent years, the European Commission has raised the question of how to improve the market position of rail transport. The key success factors beyond the development of rail transport infrastructure are safety (control ... -
Assessment of the Interoperability of Railway and Maritime Transport in Lithuania
(Proceedings of the International Conference TRANSBALTICA XI: Transportation Science and Technology. May 2–3, 2019, Vilnius, Lithuania, 2020)Interaction between rail and maritime transport is a priority. This interaction can be distinguished when transport distances are greater than 300 km. When analyzing the interaction between rail and maritime transport it ... -
Analysis of Quality of Car Rental Services Following Example of “Citybee”
(Proceedings of the International Conference TRANSBALTICA XI: Transportation Science and Technology. May 2–3, 2019, Vilnius, Lithuania, 2020)This article analyses the quality of car rental services, analysing quality criteria of car rental services. A survey of respondents was conducted on the basis of services provided by a car rental company established in ... -
Simulation Processes of Construction of Optimal Routes for the Delivery of Goods by Road Transport on Urban Road Network in Mountainous Cities
(Proceedings of the International Conference TRANSBALTICA XI: Transportation Science and Technology. May 2–3, 2019, Vilnius, Lithuania, 2020)A method of optimization of cargo delivery routes in the conditions of non-stationary dynamics of traffic flows on the urban road network sections for cities located in mountainous areas is proposed. In doing so, the ... -
Analysis of Pedestrian Movements on Sidewalks: A Case Study in Kolkata, India
(Proceedings of the International Conference TRANSBALTICA XI: Transportation Science and Technology. May 2–3, 2019, Vilnius, Lithuania, 2020)This paper focuses on investigating the effect of sidewalk frictions on pedestrian movements. The study accordingly analysed the characteristics of pedestrians on five sidewalk zones selected on the basis of their land-uses. ... -
Basic Methods to Support City Bus Fleet Conversion Towards a 100% Electric Bus Fleet
(Proceedings of the International Conference TRANSBALTICA XI: Transportation Science and Technology. May 2–3, 2019, Vilnius, Lithuania, 2020)The transition process taking place in public transport, from conventional bus fleet towards a 100% electric one, requires a scientific approach. Proper formulation and description of the fleet conversion process is a ... -
Assessment of Crash Risks at Highway Access Points with Restricted Sight Visibility
(Proceedings of the International Conference TRANSBALTICA XI: Transportation Science and Technology. May 2–3, 2019, Vilnius, Lithuania, 2020)The paper describes an approach of crash risk assessment at midblock access points of highways where sight visibility is restricted due to inadequate corner clearance and also prevailing traffic is mixed in character. Field ... -
User Acceptance of Driverless Public Transportation: A Questionnaire-Based Study in Budapest
(Proceedings of the International Conference TRANSBALTICA XI: Transportation Science and Technology. May 2–3, 2019, Vilnius, Lithuania, 2020)The modern transportation system is walking step by step toward automation. As automated technology continues to develop, the new technology offers a considerable opportunity to enhance public transportation systems ...