Equipment failure rate in electric power distribution networks: An overview of concepts, estimation, and modeling methods

H Ghasemi, ES Farahani, M Fotuhi-Firuzabad… - Engineering Failure …, 2023 - Elsevier
The evolution of the organizational attitudes regarding strategic management of system
physical assets and the emergence of new technologies call for special attention to …

[HTML][HTML] Deep reinforcement learning-based two-timescale Volt-VAR control with degradation-aware smart inverters in power distribution systems

F Kabir, N Yu, Y Gao, W Wang - Applied Energy, 2023 - Elsevier
Higher penetration of intermittent solar photovoltaic (PV) systems in the distribution grid
results in frequent voltage fluctuations. The conventional voltage regulating devices …

Reliability modeling of PV systems based on time-varying failure rates

H Abunima, J Teh - IEEE Access, 2020 - ieeexplore.ieee.org
The penetration of photovoltaic (PV) systems in power grids has substantially increased
since the recognition of renewable energies. In a high solar-integrated network environment …

[HTML][HTML] Power Semiconductor Junction Temperature and Lifetime Estimations: A Review

C Morel, JY Morel - Energies, 2024 - mdpi.com
The lifetime of power electronic systems is the focus of both the academic and industrial
worlds. Today, compact systems present high switching frequency and power dissipation …

Reduced-order thermal modeling for photovoltaic inverters considering mission profile dynamics

A Sangwongwanich, H Wang… - IEEE Open Journal of …, 2020 - ieeexplore.ieee.org
Power devices are among the reliability-critical components in the Photovoltaic (PV) inverter,
whose failures are normally related to the thermal stress. Therefore, thermal modeling is …

Impact of the mission profile length on lifetime prediction of PV inverters

AF Cupertino, JM Lenz, EMS Brito, HA Pereira… - microelectronics …, 2019 - Elsevier
The first step of the design for reliability (DFR) approach in PV inverters is the translation of
the mission profile into thermal loading. Most works employ only a one-year mission profile …

[HTML][HTML] Reliability-driven clustering methodology for probabilistic forecast of environmental conditions in power electronics applications

M Sandelic, Y Zhang, S Peyghami… - International Journal of …, 2024 - Elsevier
Modern power systems are today characterized by an increasing utilization of the power
electronics. An accurate predictions of the power electronics reliability and lifetime are …

Wear-out analysis of a grid-forming two-phase three-wire converter under unbalanced load

JH De Oliveira, AF Cupertino, EMS Brito… - IEEE Open Journal …, 2024 - ieeexplore.ieee.org
The grid-forming converter that supplies voltage magnitude and frequency is a key element
for isolated remote communities, and then wear-out analysis is an essential figure of merit …

Adaptive dc-link voltage control strategy to increase PV inverter lifetime

JMS Callegari, AF Cupertino, VN Ferreira… - Microelectronics …, 2019 - Elsevier
This work proposes an adaptive dc-link voltage strategy applied to a double-stage three-
phase grid-connected PV inverter, in order to decrease the power devices and capacitors …

Correction strategy for wear-out prediction of pv inverters considering the mission profile resolution effects

RP Silva, RC de Barros, WC Boaventura… - Microelectronics …, 2022 - Elsevier
In literature, there are reliability studies on electrical power systems with several mission
profile (MP) resolutions. Although high-resolutions MPs represent more accurately the actual …