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Showing result 1 - 5 of 7 essays matching the above criteria.

  1. 1. Rail-air transport competition : A discrete choice analysis along with an international empirical investigation

    University essay from KTH/Transportplanering

    Author : Evgeny Nikolaev; [2022]
    Keywords : ;

    Abstract : There is an increasing interest among many nations to decrease CO2 emissions.Promoting more sustainable modes of transportation is one particular area that has roomfor improvement. For instance, short and medium distance flights can bepotentially substituted by high-speed rail (HSR). READ MORE

  3. 2. Machine Learning – Based Dynamic Response Prediction of High – Speed Railway Bridges

    University essay from KTH/Bro- och stålbyggnad

    Author : Jin Xu; [2020]
    Keywords : High-Speed Railway Bridges; Bridge Dynamics; Artificial Neural Networks ANNs ; Back-Propagation Neural Networks BPNNs .;

    Abstract : Targeting heavier freights and transporting passengers with higher speeds became the strategic railway development during the past decades significantly increasing interests on railway networks. Among different components of a railway network, bridges constitute a major portion imposing considerable construction and maintenance costs. READ MORE

  4. 3. Dynamic Design of Bridges on High-Speed Railway Lines

    University essay from Lunds universitet/Institutionen för byggvetenskaper; Lunds universitet/Byggnadsmekanik

    Author : Felicia Nilsson; Filippa Dahl; [2019]
    Keywords : High-speed railway bridges; bridge-train resonance; structural dynamics; modal dynamics; time stepping; soil-structure interaction; finite element method; BRIGADE Plus; Technology and Engineering;

    Abstract : In recent years, high-speed railway has been on the upswing in the public debate, as Swedish authorities have affirmed the plans of a high-speed corridor connecting Stockholm, Gothenburg and Malm¨o. The track speed limit is not fully determined, but will be in the range of 250-320 km/h. READ MORE

  5. 4. Decision-making model for track system of high-speed rail lines : Ballasted track, ballastless track or both?

    University essay from KTH/Byggvetenskap

    Author : Veronika Sárik; [2018]
    Keywords : ;

    Abstract : During the 50 years of existence of high speed railways, the track structure solutions have developed both in number and in type. As of today, in case of conventional railway, there are 2 main types one could mention: ballasted and ballastless track solutions. READ MORE

  6. 5. High-speed railway embankments : a comparison of different regulation

    University essay from KTH/Jord- och bergmekanik

    Author : Angelica Alamaa; [2016]
    Keywords : High-speed; railway; embankments;

    Abstract : Swedish transport administration initiated this Master Thesis project and the aim was to compare regulations for the design of high-speed railways from three European countries: France, Germany and Spain. The reason why this is of interest for the Swedish transport administration is the design of the first Swedish high-speed railway, called Ostlänken. READ MORE