Purpose–The paper aims to clarify the operation rationality of high speed trains(HSTs)under tunnel condition with the speed of 400 km/h through representative aerodynamic factors including running drag,eardrum comfor...
supported by Key R&D Program of Shandong Province(Major Scientific and Technological Innovation Project)(Grant No.2020CXGC010202);National Key Research and Development Program of China(Grant No.2023YFB4302501).
High-speed maglev trains represent a new mode of transportation;however,their 600-km/h travelling speed causes serious aerodynamic noise problems,with very little research on the aerodynamic noise of such trains.To cl...