Article

A Review of Wind-Induced Swing Response Calculations for Transmission Conductors


China Energy Engineering Group Zhejiang Electric Power Design Institute Co., Ltd., 310012 Hangzhou, China

https://doi.org/10.58531/esmmsi/1/3/10

Received: 7 August 2024 / Accepted: 31 August 2024 / Published: 5 September 2024

Excessive air gaps between conductors and other components can occur due to wind-induced swing, potentially causing flashover or even tripping, thereby threatening the stable and safe operation of the power grid. Therefore, accurate calculation of conductor wind-induced swing response is fundamental to wind-resistant design. This paper reviews the main calculation methods for conductor wind-induced swing response, discussing the application and improvement of equivalent static wind loads in simplified static models. The impact of vertical wind load and important conclusions regarding multi-dimensional equivalent static wind loads are also highlighted. This review summarizes significant conclusions from studies on conductor wind-induced swing response, identifies inadequacies in existing research regarding the reasonable simplification of background factors and the influence of height parameters, and points out the lack of simplified calculation methods for wind-induced swing responses under combined horizontal and vertical wind loads.

Transmission line; Wind-induced swing; Simplified calculation; Equivalent static wind load; Vertical wind load

Gu Y., Zhang Y. A Review of Wind-Induced Swing Response Calculations for Transmission Conductors. Eng. Solut. Mech. Mar. Struct. Infrastruct., 2024, 1(3), doi: 10.58531/esmmsi/1/3/10

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