Jun 23, 2026
To determine the optimal parameters of dynamic vibration dampers, their calculation was performed, taking into account the joint action of the rigid busbar and the damper. Experimental research of the
May 13, 2026
In recent years, Austrian Power Grid AG (APG) has successfully introduced dynamic line rating for the weather-dependent determination of the current-carrying capacity on various overhead
Dec 30, 2025
Of importance are equipment and component mechanical and behavior under static and dynamic conditions. Types of connections Flexible: single or multi bundle stranded conductor connections
Oct 13, 2025
The simulation models the dynamic behavior of a tubular busbar exposed to wind-induced vibrations, including aerodynamic excitation and the use of a tuned mass damper (TMD).
Dec 14, 2025
This paper proposes a method to assess residual stress by measuring the free vibration frequency of the busbar, which detects residual stress of busbars with extremely fine and ultra-long
Jun 13, 2026
First, modeling the effects of horizontal transverse vibrations on free convection from the top and bottom surfaces of rectangular bus bars via forced
Dec 28, 2025
Relates the residual stress of the busbar to its vibration characteristics, and analyzes the relationship between the residual stress and its vibration characteristics by comparing the natural
Apr 08, 2026
In a substation, the currents passing through the busbars develop an electromagnetic field, yielding electromagnetic forces, which then generate lateral reciprocating or dynamic loading on the
Feb 24, 2026
This paper presents an experimental study to analyze the effect of wind-induced vibrations on the contact resistance of the substation connector for
Aug 08, 2025
For reasons of sufficient effectiveness, weights would have to be provided when using such a vibration damper for tubular busbars. However, these weights limit the attenuation to a relatively...
Aug 08, 2025
Even light winds create so-called vortices which can cause damage to the tubular busbars. Lorünser offers special busbar dampers for this
Apr 12, 2026
The document discusses a busbar vibration damper for high voltage (HV) and ultra high voltage (UHV) substations. HV and UHV substations are
Aug 23, 2025
This document provides guidelines for using internal conductors to attenuate vibration in busbars. It recommends using AAC or AAAC conductor types due to
Feb 28, 2026
In most cases the forces due to short-circuits are applied very suddenly. Direct currents give rise to unidirectional forces while alternating
Apr 24, 2026
The vibration mode was obtained by finite element technology. Accordingly, the vibration response of the busbar enclosure was obtained by vibration analysis in
Jan 13, 2026
In recent years, insulated tubular busbar have been widely used in power systems due to their excellent electrical performance. However, due to the fact that insulated tubular busbars have not yet
Dec 24, 2025
Busbar stress analysis and safety-oriented design are essential to ensuring long-term mechanical reliability and electrical stability in new energy
Mar 11, 2026
Abstract. The article presents an analysis of the vibrations of tubular rigid bus-bar located at a power station. The analysed case concerns a real-life situation involving wind acting on a circular cross
Sep 18, 2025
The case of simultaneous in-plane and out-of-plane lateral vibrations of small amplitude of a horizontally rotating fluid-tube cantilever conveying fluid is investigated.
Oct 06, 2025
Guided by the electromagnetic field theory, in this paper distribution of magnetic fields around tubular conductors is derived, a simplified formulation for calculating the reactance of tubular busbars in a
Oct 16, 2025
If the vibration frequency corresponds to a natural frequency for all conductors, resonance phenomena may occur. In this case the resulting stresses in the conductors may be far greater than those
Nov 20, 2025
The quantitative study of this problem has to be based on establishing equivalent circuits of main wiring, when there rarely are formulas to
Jan 26, 2026
The structural response of power module busbars under harmonic loads is considered using finite element method simulation. Simulation parameters and boundary conditions are considered in terms
Feb 16, 2026
For the sake of sufficient Effectiveness should be when using such a vibration damper for tubular busbars Weights are provided. However, these weights limit the damping to a relative narrow...
Apr 03, 2026
The article highlights some basic ways of damping vibrations of rigid busbar structures.
Jun 04, 2026
Another solution is also to provide damping elements. For tubular conductors, this can be accomplished by two methods: 1) Installing stranded bare cable inside of tubular bus conductor to dissipate
Sep 12, 2025
To explore the vibration response of the GIS busbar enclosure in a strong electric field, the electric force on the busbar enclosure was solved by the
Aug 01, 2025
Electra Erratum No.75 : Aeolian vibration of tubular busbars in outdoor substations Ref ELT_084_3 • 1982 This publication is free for CIGRE members Price for non member: 20 € Download (PDF • 46 KB)
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