Results 1 to 10 of about 10,193 (290)

New Measurement Methods for Transition Resistance of Rail Tracks in Urban Rail Transit

open access: yesChengshi guidao jiaotong yanjiu
[Objective] To analyze the impact of stray currents on buried pipelines and electrical equipment during metro operation, it is necessary to study new measurement methods for the transition resistance of rail tracks in urban rail transit. [Method] The principle of measuring rail track transition resistance is introduced.
LI Shichen, YU Xianhu, LI Jinglong
openaire   +1 more source

Experimental and Numerical Research on the Mechanical Properties of a Novel Prefabricated Diaphragm Wall–Beam Joint

open access: yesBuildings
Based on the engineering context of prefabricated underground station structures, this paper proposed a novel diaphragm wall–beam joint based on post-poured ultra-high-performance concrete (UHPC) and non-contact lap-spliced steel bars.
Yang Liu   +5 more
doaj   +1 more source

Technology Research on Rail Potential Limit of Urban Rail Transit

open access: yes, 2018
The OVPD device is an important component of the protective equipment in the power supply system of urban rail transit. Basic principle of rail potential limiting protection for urban rail transit was analyzed, and a new type of rail potential limiter for urban rail transit was designed, which provided the basis for the selection of the thyristor of ...
CHEN Chaolu   +4 more
openaire   +1 more source

Environmental Noise Characteristics Test for Tram Running in Small Radius Curved Section

open access: yesChengshi guidao jiaotong yanjiu
[Objective] Due to complex wheel-rail relationships, trams are prone to generating severe whistling noise when running on small radius curved sections of urban roads.
SUN Jifeng   +5 more
doaj   +1 more source

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