Influence of flexible conductors on the seismic responses of interconnected electrical equipment

Q Xie, C He, Z Yang, S Xue - Engineering Structures, 2019 - Elsevier
A model of interconnected electrical equipment was established to study how flexible
conductors affect the seismic responses of electrical equipment. The model was validated by …

Considering seismic interaction effects in designing steel supporting structure for surge arrester

S Li, HH Tsang, Y Cheng, Z Lu - Journal of Constructional Steel Research, 2017 - Elsevier
Porcelain surge arrester is common in electrical substation and is vulnerable in
earthquakes. In most cases, surge arrester needs to be mounted on the top of a steel …

Seismic response of potential transformers and mitigation using innovative multiple tuned mass dampers

B Wen, MA Moustafa, D Junwu - Engineering Structures, 2018 - Elsevier
Porcelain electrical equipment, such as potential transformers (PT), are important
components of power supply system that have experienced damage during past …

Seismic interconnecting effects of multi-span flexible conductor-post electrical equipment coupling system

C He, Z He, W Zhu - Journal of Constructional Steel Research, 2024 - Elsevier
Previous seismic studies have mostly focused on standalone equipment and single-span
coupling systems in electrical substations. To fully consider the impact of adjacent …

Effects of rigid bus conductors on seismic fragility of electrical substation equipment

AG Baghmisheh, HE Estekanchi - Soil Dynamics and Earthquake …, 2019 - Elsevier
The present paper studies the impact of dynamic interaction between high-voltage
substation equipment on the response and vulnerability of substation equipment. The 3D …

Seismic terminal displacement of UHV post electrical equipment considering flange rotational stiffness

C He, Q Xie, L Jiang, L Jiang - Journal of Constructional Steel Research, 2021 - Elsevier
The displacement at the terminals of ultra-high-voltage (UHV) post electrical equipment is a
critical parameter in the seismic design of flexible conductor interconnected systems …

Seismic disadvantages and formation mechanism of weak coupling effects in interconnected power infrastructures

J Wen, X Li, Q Xie - Soil Dynamics and Earthquake Engineering, 2023 - Elsevier
Power infrastructures consist of cantilever-post facilities interconnected by highly flexible
conductors, which cause weak coupling effects and significantly threaten seismic …

Detailed seismic risk analysis of electrical substation equipment using a reliability based approach

AG Baghmisheh, M Khodaei, AZF Abadi… - Earthquake Engineering …, 2023 - Springer
This paper proposes a risk analysis framework for substation structures based on reliability
methods. Even though several risk assessment approaches have been developed for …

An investigation on seismic behavior of three interconnected pieces of substation equipment

RK Mohammadi, AP Tehrani - IEEE transactions on power …, 2013 - ieeexplore.ieee.org
High-voltage electrical substations are used to distribute power between residential,
industrial, commercial, and agricultural regions. Previous earthquakes have shown that …

[HTML][HTML] 软母线连接电气设备地震响应定量分析

郑山锁, 汪靖, 贺金川, 张睿明, 蔡永龙 - 世界地震工程, 2021 - pubs.cstam.org.cn
通过母线连接的电气设备与独立设备地震响应存在较大差异. 为定量研究软母线连接体系对设备
的地震响应, 将软母线简化为悬索结构, 建立耦联体系等高设备和单体设备的地震运动方程组 …