WebMar 16, 2024 · Rail corrugation with a wavelength of 200 mm in the 1/3-octave band on sharply curved tracks is the main excitation source of the first bending vibration of the wheelset. The formation process and ... WebDec 8, 2024 · The numerical results show that both the periodic wear of the wheel and rail with certain relevance will increase the friction coupling vibration of the wheel–rail system, which may aggravate...
Rail Corrugation measurement systems - MERMEC GROUP
WebDec 16, 2024 · Step (b) Corrugated rail: After the first wheel passages on the smooth rail, the initial corrugation of (2A max) 0 will develop and is thus applied to the rail surface. It is proportional to and in antiphase with the initial differential wear. Antiphase means a wear peak causes a corrugation trough. WebRail corrugation is a kind of periodic wear on the rail running surface. For metro lines, the corrugation phenomenon of small radius curve section is more common, and the corrugation wavelength is mainly concentrated in the range of 20 ~ 100 mm, which belongs to the short-pitch corrugation [1,2]. When the vehicle passes through the short-pitch ... eat out fremantle
Polygonisation of railway wheels: a critical review - Railway ...
WebApr 13, 2024 · Kelvin’s model is widely used to simulate the dynamic characteristic of a resilient mat under a slab track. To develop an effective calculation model for a resilient mat using a solid element, a three-parameter viscoelasticity model (3PVM) was employed. With the help of the user-defined material mechanical behavior, the proposed model was … WebSep 29, 2024 · Polygonisation is a common nonuniform wear phenomenon occurring in railway vehicle wheels and has a severe impact on the vehicle–track system, ride comfort, and lineside residents. This paper first summarizes periodic defects of the wheels, including wheel polygonisation and wheel corrugation, occurring in railways worldwide. … WebThe meaning of CORRUGATION is the act of corrugating. Recent Examples on the Web By alternating the cardboard's corrugation, Gehry was able to create stacks of it strong … eat out for thanksgiving