<abstract xmlns="http://www.w3.org/1999/xhtml"><p>In the paper, a numerical modelling experiment is presented in order to detect the temperature transition through the individual layers of the railway formation during the winter period that is their undesirable freezing. In the experiment, the temperature behaviour and the zero isotherm (0 °C) are investigated. We want to prove that the temperatures are also affected by the volume of mass in the railway formation. The modelling of new experiment has been carried out done on a low and also high embankment of single and double track railway, where the volume of material in the core of the formation is almost doubled. The experiment demonstrated that the greater is the mass of the subballast layers, the higher is the resistance to freezing due to the accumulated heat in the pre-winter period.</p></abstract>

In the paper, a numerical modelling experiment is presented in order to detect the temperature transition through the individual layers of the railway formation during the winter period that is their undesirable freezing. In the experiment, the temperature behaviour and the zero isotherm (0 °C) are investigated. We want to prove that the temperatures are also affected by the volume of mass in the railway formation. The modelling of new experiment has been carried out done on a low and also high embankment of single and double track railway, where the volume of material in the core of the formation is almost doubled. The experiment demonstrated that the greater is the mass of the subballast layers, the higher is the resistance to freezing due to the accumulated heat in the pre-winter period.

Freezing of the Subballast Layers of the Railway Formation – High Embankment and Double Track

Department of Railway Engineering and Track Management, Faculty of Civil Engineering

Civil and Environmental Engineering

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

In the paper, a numerical modelling experiment is presented in order to detect the temperature transition through the individual layers of the railway...

Freezing of the Subballast Layers of the Railway Formation – High Embankment and Double Track

Pubblicato online: 22 giu 2019

Pagine: 5 - 12

DOI: https://doi.org/10.2478/cee-2019-0002

Parole chiave
Railway engineering, Numerical modelling, SV-HEAT, Foundation freezing, Single-track and double-track

© 2019 Stanislav Hodás et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Freezing of the Subballast Layers of the Railway Formation – High Embankment and Double Track

Pubblicato online: 22 giu 2019

Pagine: 5 - 12

DOI: https://doi.org/10.2478/cee-2019-0002

Parole chiaveRailway engineering, Numerical modelling, SV-HEAT, Foundation freezing, Single-track and double-track

© 2019 Stanislav Hodás et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Parole chiave
Railway engineering, Numerical modelling, SV-HEAT, Foundation freezing, Single-track and double-track