Results 21 to 30 of about 6,321,951 (301)

Effect of electrical erosion on composite insulator core rod under acidic environment

open access: yesJournal of Materials Research and Technology, 2023
Silicone rubber housings crack under the combined internal and external factors and expose the core rod. The exposed core rod deteriorates or breaks under electric fields and electrical current. Based on the main characteristics and mechanism of the core
Guohui Pang   +4 more
doaj   +1 more source

Study on Galloping Oscillation of Iced Twin Bundle Conductors considering the Effects of Variation of Aerodynamic and Electromagnetic Forces

open access: yesShock and Vibration, 2020
Due to the occurrence of whole-span and subspan vibration at the same time during the galloping of the iced bundle conductors, the distance between the subconductors changes, resulting in the variation of the aerodynamic parameters for the leeward ...
Chuan Wu   +5 more
doaj   +1 more source

Pilot protection of flexible DC line based on Jaccard similarity integration criterion

open access: yes电力工程技术, 2023
The flexible DC line protection based on the double-ended method with large communication and long action time is greatly affected by factors such as noise, which makes it difficult to set.
LI Zhenxing   +5 more
doaj   +1 more source

Transmission Line Design Manual

open access: yes, 2020
This book covers structural and foundation systems used in high-voltage transmission lines, conductors, insulators, hardware and component assembly. Furthermore, this text provides the essential fundamentals of transmission line design.
Rosales, Jose Carmelo   +2 more
core   +1 more source

Effect of bolt tightening force on the transmission tower modal parameters and a method for looseness identification

open access: yesEnergy Reports, 2021
The transmission tower is important structure equipment in the power system. The bolts which connect the angle steel together may loose under the cycle loading. As a further effect, the dynamic behaviors of the tower may change and lead to failure.
Yang Zhao   +5 more
doaj   +1 more source

Modelling and simulation of the dynamic behaviour of a ball screw system using transmission line modelling technique [PDF]

open access: yes
This paper presents a new approach for the modelling of a screw shaft including the axial and torsional dynamics in the same model. The model includes the distributed parameter dynamics of the ball screw system and the effect of mass distribution.
Pislaru, Crinela   +2 more
core   +5 more sources

Efficient transient simulation of transmission lines [PDF]

open access: yes, 2002
The paper focuses on revealing the salient structural aspects of a new transmission-line model with a view to exploiting them for gains in efficiency and accuracy. The new transmission-line model has as its basis the Telegraphers Equations but the manner
Condon, Marissa, M. Condon
core   +2 more sources

Stitched Transmission Line for Broadband Operations [PDF]

open access: yesPhysics Access, 2023
Wearable stitched transmission lines made from stripped RG174 and textile materials are introduced for broadband operations. The stitched transmission lines which are 150 mm long consists of an inner conductor surrounded by a tubular insulating layer ...
Isaac H Daniel   +3 more
doaj   +1 more source

Hydrological conditions of river Beas and its Fish fauna in Kullu Valley, Himachal Pradesh, India

open access: yesEnvironment Conservation Journal, 2010
The present communication highlights the hydrological regime of Beas river in Kullu valley which was studied at four sites during the whole year of 2003. Flow of current ranged between 378 - 432 cubic feet /sec.
Ashok Kumar
doaj   +1 more source

Fatigue strength evaluation for individual strands of overhead conductors using a biaxial fretting fatigue test bench [PDF]

open access: yesMATEC Web of Conferences, 2019
This paper presents a biaxial fretting fatigue test bench which provides the capability of performing fretting fatigue experiments on individual wires of a conductor combining the effect of both alternating tension and bending loadings to represent a ...
Omrani Amine   +4 more
doaj   +1 more source

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