Sökning: "straight turnouts"

Hittade 2 uppsatser innehållade orden straight turnouts.

1. 1. Life Cycle Cost Analysis for Turnouts : A comparison between straight and bent turnouts

   Master-uppsats, KTH/Transportplanering

   Författare :VASILIKI-ROUMPINI ARGYRI; [2020]
   Nyckelord :LCC; railways; straight turnouts; bent turnouts; maintenance; failure rate;

   Sammanfattning : In a world with unlimited travel options, railways play a key role in transportation. In order to serve the demand at a satisfactory level, it is important that the infrastructure quality remains high and safe. Maintenance is then the most important aspect of railway infrastructure. LÄS MER

3. 2. Influence of Switches and Crossings on Wheel Wear of a Freight Vehicle

   Master-uppsats, KTH/Spårfordon

   Författare :Emmanouil Doulgerakis; [2013]
   Nyckelord :dynamic vehicle-track interaction; turnout; switch crossing; wheel wear; wheel-rail contact geometry;

   Sammanfattning : Turnouts (Switches & Crossings) are important components in railway networks, as they provide the necessary flexibility for train operations by allowing trains to change among the tracks. But the turnout’s geometry with discontinuity in rail profiles and lack of transition curve causes additional wear both on track and on vehicle. LÄS MER