Dynamic Characteristics Analysis of Double Pantograph Catenary of AC Rigid Catenary System [PDF]
IEEE Access, 2023 The Euler-Bernoulli beam theory is used to establish the vibration differential equation of the rigid catenary, the cantilever support device is equivalent to the spring, and the pantograph is equivalent to the three mass block model.
Ying Wang, Xiaoqiang Chen, Qiang Huang
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A Dynamic Model for the Study and Simulation of the Pantograph–Rigid Catenary Interaction with an Overlapping Span [PDF]
Applied Sciences (Switzerland), 2021 In this paper, the authors present a mathematical and engineering model to optimally calculate the dynamic equation on the pantograph–catenary interaction when considering a rigid catenary with an overlapping span.
Fernando Cuartero Gómez +2 more
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Static and Dynamic Analysis of Conductor Rail with Large Cross-Sectional Moment of Inertia in Rigid Catenary Systems [PDF]
Energies, 2023 The rigid catenary system is widely used in tunnels to power electric trains via contact with a pantograph. Due to gravity, the contact wire normally has a sag that may affect the dynamic interaction performance with a pantograph.
Shibin Gao, Zeyao Hu, Yang Song
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Influences of the Load of Suspension Point in the z Direction and Rigid Body Oscillation on Steel Catenary Riser Displacement and Frequency Under Wave Action [PDF]
Energies, 2019 The rigid body swing is an important problem for steel catenary risers (SCRs). In addition to many other important issues, the transverse flow direction response is studied in this paper.
Bo Zhu
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Defect Diagnosis of Rigid Catenary System Based on Pantograph Vibration Performance
ActuatorsThe condition of a catenary is significant to ensure a high current collection quality. Owing to the dynamic interaction between the pantograph and the catenary system, the vibration of the pantograph can be used to analyze the condition of the catenary ...
Mengying Tan
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Chengshi guidao jiaotong yanjiuObjectiveIn order to reduce abnormal wear and pantograph-catenary separation caused by excessive or insufficient contact pressure, it is necessary to study the influence of various pantograph-catenary parameters on current collection quality and propose ...
Zehua CHENG +6 more
doaj +2 more sources
Simulation analysis on fatigue damage mechanism and life assessment of rigid catenary pillar of railway lines [PDF]
Railway SciencesPurpose – As a key structure in the railway power supply system, the overhead catenary pillar carries the entire weight and dynamic load of the contact suspension device and supporting equipment.
Wei Du +6 more
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Study on Pantograph–Rigid Catenary Separation Through Simulation Experiments and the Dynamic Characteristics of DC Arcs [PDF]
MachinesThe pantograph–catenary system is a critical component of the traction power supply network. Due to hard points on the overhead contact line and vibrations of the pantograph, pantograph–catenary separation may occur, leading to offline DC arc events.
Zhaofeng Gong +5 more
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In-plane bearing capacity analysis of concrete catenary arch with rigid skeleton: test and simulation [PDF]
Advances in Bridge EngineeringAlthough the rigid skeleton concrete arch has been widely used in engineering, the research on the failure mode and bearing capacity of this kind of arch is very few, and the previous research on the bearing capacity of arch is mostly concrete arch or ...
Zengwu Liu +5 more
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Chengshi guidao jiaotong yanjiuObjectiveThe rigid catenary serves as a key power supply component for urban rail transit and mountain railway trains. Sliding contact current collection between the rigid catenary and pantograph is critical to the stable and safe operation of ...
Quan LIU, Like PAN, Mengru LI
doaj +2 more sources