A comprehensive review and comparison of the fragility curves used for resilience assessments in power systems

A Serrano-Fontova, H Li, Z Liao, MR Jamieson… - IEEE …, 2023 - ieeexplore.ieee.org
Over the years, power systems have been severely affected by extreme events. This
situation has worsened given that climate change has proven to exacerbate their frequency …

A multi-strategy framework to evaluate seismic resilience improvement of substations

X Liu, Q **e - Reliability Engineering & System Safety, 2024 - Elsevier
Electrical substations suffer significant functionality and economic damage during
earthquakes. To improve the seismic reliability and safety of substation systems, this study …

Collapse performance of seismically isolated buildings designed by the procedures of ASCE/SEI 7

S Kitayama, MC Constantinou - Engineering Structures, 2018 - Elsevier
This article presents an analytical study of the seismic collapse performance of seismically
isolated buildings and comparable non-isolated buildings. The study is based on …

System vulnerability analysis simulation model for substation subjected to earthquakes

H Liang, Q **e - IEEE Transactions on Power Delivery, 2021 - ieeexplore.ieee.org
To evaluate the earthquake-resistance capability of an entire substation, which is a complex
multi-input-multi-output system (MIMOS) composed of many various types of electrical …

Probabilistic seismic performance assessment of seismically isolated buildings designed by the procedures of ASCE/SEI 7 and other enhanced criteria

S Kitayama, MC Constantinou - Engineering Structures, 2019 - Elsevier
Recent studies have shown that seismically isolated buildings designed by the minimum
criteria of ASCE/SEI 7 may have unacceptable probabilities of collapse in the MCE R …

Fragility and recovery models for energy, water, and wastewater systems for seismic regional risk and resilience assessment: State-of-the-art review and database

MS Alam, BG Simpson, AR Barbosa - Natural Hazards Review, 2023 - ascelibrary.org
Fragility functions and recovery models are often used to assess lifeline systems subjected
to extreme hazards. However, even though many databases for fragility and recovery …

Three-dimensional base isolation using vertical negative stiffness devices

GP Cimellaro, M Domaneschi… - Journal of Earthquake …, 2020 - Taylor & Francis
ABSTRACT A three-dimensional (3-D) base isolation system to control both the horizontal
and vertical components of ground motion is presented in this paper. The system is adopting …

[HTML][HTML] Seismic resilience evaluation and retrofitting strategy for substation system

X Liu, Q **e, H Liang, W Zhu - International Journal of Electrical Power & …, 2023 - Elsevier
Electrical substation systems have always had an obvious vulnerability during earthquakes.
To find an efficient retrofitting strategy at a substation's functional network level, this paper …

Combined horizontal–vertical seismic isolation system for high-voltage–power transformers: development, testing and validation

D Lee, MC Constantinou - Bulletin of earthquake engineering, 2018 - Springer
The electric power network is considered to be critical infrastructure. Electric utility
companies and electric power administrators are increasingly interested in strengthening …

Development and validation of a nonlinear model to describe the tension–compression behavior of rubber-like base isolators

HW Li, ZD Xu, F Wang, PP Gai, D Gomez… - Journal of Engineering …, 2023 - ascelibrary.org
The fractional-order derivative Zener (FDZ) model can reasonably predict the frequency
dependence behavior of rubber-like materials. However, its capability to capture nonlinear …