39 research outputs found

    The research journal TRANSPORT: peer-reviewing process in 2013

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    „The research journal TRANSPORT: peer-reviewing process in 2013" Transport, 28(4), p. 438-44

    Mathematical modelling of network traffic flow

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    The article describes mathematical models of traffic flows to initiate different traffic flow processes. Separate elements of traffic flow models are made in a way to be connected together to get a single complex model. A model of straight road with different boundary conditions is presented as a separate part of the network traffic flow model. First testing is conducted in case the final point of the whole modelled traffic line is closed and no output from that point is possible. The second test is performed when a constant value of traffic flow speed and traffic flow rate is entered. Mathematical simulation is carried out and the obtained results are listed. First published online: 27 Oct 201

    The research journal TRANSPORT: peer-reviewing process in 2016

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    "The research journal TRANSPORT: peer-reviewing process in 2016" Transport, 31(4),  p. 450-46

    The research journal TRANSPORT: peer-reviewing process in 2015

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    "The research journal TRANSPORT: peer-reviewing process in 2015." Transport, 30(4), pp. 451–45

    A short overview of TRANSPORT in 2014

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    "A short overview of TRANSPORT in 2014" Transport, 29(4), pp. 34

    Determination of traffic flow parameters in different traffic flow interaction cases

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    Modelling of straight road section consisting of one traffic line gives the opportunity to simulate “follow the car” system. In general it looks like a line of vehicles, going one after another. Kinetic theory, used in this paper describes traffic flow system as a straight unbroken line with limited flow speed and concentration. Such model also gives the opportunity to derive traffic lines intersections. For example, intersection could be derived like a point with traffic lines coming and outgoing from this point by only changing boundary conditions. Mathematical model is built using characteristic method. First Published Online: 27 Oct 201

    Corrigendum on the report ‘The research journal TRANSPORT: peer-reviewing process in 2016’

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    "Corrigendum on the report ‘The research journal TRANSPORT: peer-reviewing process in 2016’." Transport, 32(1), p. 111

    Economic Investigation of a Public Transport Support Policy: A Case Study at Budapest

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    This paper analyses the effect of supporting the public transport policy based on intersection controlling with the aim of tram priority in Budapest, as a case study. The hypothesis related to this study was that the support of public transport is only viable when the marginal benefit of public transport is higher than the marginal cost of individual transport. Therefore, the real costs of this support for the society were estimated. This study revealed that by applying this policy, the waiting time at intersections and CO2 emission-related costs have increased by about 13.7% and 14.2%, respectively. Besides, the estimated monetary gain of tram users would be 17,800 euro on a daily level total by applying the mentioned policy

    The research journal TRANSPORT: peer-reviewing process in 2017

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    The research journal TRANSPORT: peer-reviewing process in 2017, Transport, 32:4, 426-43

    Modelling of internal combustion engines’ emission through the use of traffic flow mathematical models

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    Road traffic flows on a straight road segment are modelled in this article. The mathematical model of traffic flows has been constructed by using the method of lumped parameters. CO2, CO, CH, NOx, PM regression equations of internal combustion engines’ (ICE) emission has been developed. The accuracy of regression equations is 0.98÷0.99. The article presents assumptions for constructing the mathematical model, description of the mathematical model and gives simulation results. Traffic flow parameters, such as traffic flow concentration and traffic flow speed are presented as modelling results. ICE emission depending on the concentration and traffic flow speed are presented as well
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