Results 31 to 40 of about 119,144 (295)
Applied SciencesTransmission lines are usually located outdoors and are subjected to wind loads year-round. When a fire occurs, transmission towers are exposed to the combined effects of fire and wind loads. This paper investigates the impact of high temperatures on the
Xiwei He +4 more
doaj +2 more sources
Influence of conductors on the wind-induced stability of transmission tower-line systems
Advances in Wind EngineeringThis study examines the influence of conductors on the stability of transmission tower-line systems under wind loading. Numerical simulations utilizing finite element methods were conducted to evaluate and compare the aeroelastic behavior and structural ...
Fubin Chen +7 more
doaj +2 more sources
Study on Tower Models for EHV Transmission Line
MATEC Web of Conferences, 2016 Lightning outage accident is one of the main factors that threat seriously the safe and reliable operation of power system. So it is very important to establish reasonable transmission tower model and evaluate the impulse response characteristic of ...
Xu Bao-Qing +4 more
doaj +3 more sources
Parametric Study of Tuned Mass Dampers for Long Span Transmission Tower-Line System under Wind Loads [PDF]
Shock and Vibration, 2016 A parametric study of tuned mass dampers for a long span transmission tower-line system under wind loads is done in this paper. A three-dimensional finite element model of transmission tower-line system is established by SAP2000 software to numerically ...
Li Tian, Yujie Zeng
doaj +2 more sources
Analytical Study on Static Behaviour of a Transmission Tower Line Systems
Journal of Physics: Conference Series, 2021 Abstract The need for significant transmission and distribution system has been raised in India due to the large population living worldwide and its huge need for electricity supply due to the technological boom, making it necessary to be available 24×7.
B. Menaka, Vinoth Kumar
openaire +1 more source
Analysis on Galloping of iced conductor of Transmission Tower-line System [PDF]
Advances in Engineering Research, 2015 Nonlinear finite element model of a transmission tower-line system was set up and galloping of iced bundle conductors in the system was numerically simulated by means of ANSYS software.The galloping trajectories,vibration frequency, galloping order, conductor tension and unbalanced tension characteristics of iced conductors were obtained.
Bin Liu, Kuan-jun Zhu, Yu-xian Di
openaire +1 more source
The Numerical Analysis of Transmission Tower-Line System Wind-Induced Collapsed Performance [PDF]
Mathematical Problems in Engineering, 2013 The numerical simulation of transmission tower-line systems' progressive collapse performance is considered as a major research hotspot and significant project, due to the increasing number of wind-induced collapse accidents recently. In this study, the finite element models for single tower and transmission tower-line system were established to ...
Zhuoqun Zhang +4 more
openaire +1 more source
Icing risk assessment and reinforcement measures of 500 kV transmission tower
电力工程技术, 2023 The existing of transmission line icing may lead to the collapse of the transmission tower and disconnection of the transmission line, which seriously threatens the safe and stable operation of power grid. In this paper, aiming at the typical icing lines
WEN Yi +5 more
doaj +1 more source
The Research of real-time identification system of types of lightning failures of UHV transmission lines based on UV detection technique [PDF]
E3S Web of Conferences, 2020 Egineering running experience shows that with the increase of the operating voltage of the transmission line, the lightning trip rate is increasing. According to theoretical calculation ， UHV transmission lines should be provided with full lightning ...
Wang Yunlong +3 more
doaj +1 more source
Sensors, 2023 Lightning strikes are the main cause of transmission line faults, and the accurate lightning current number is an important basis to guide scientific lightning protection.
Jinming Ge, Yibo Yin, Wei Wang
doaj +1 more source