Control and circuit techniques to mitigate partial shading effects in photovoltaic arrays

A Bidram, A Davoudi, RS Balog - IEEE Journal of Photovoltaics, 2012 - ieeexplore.ieee.org
Partial shading in photovoltaic (PV) arrays renders conventional maximum power point
tracking (MPPT) techniques ineffective. The reduced efficiency of shaded PV arrays is a …

Power electronics reliability: State of the art and outlook

H Wang, F Blaabjerg - IEEE Journal of Emerging and Selected …, 2020 - ieeexplore.ieee.org
This article aims to provide an update of the reliability aspects of research on power
electronic components and hardware systems. It introduces the latest advances in the …

Transitioning to physics-of-failure as a reliability driver in power electronics

H Wang, M Liserre, F Blaabjerg… - IEEE Journal of …, 2013 - ieeexplore.ieee.org
Power electronics has progressively gained an important status in power generation,
distribution, and consumption. With more than 70% of electricity processed through power …

Thermal loading and lifetime estimation for power device considering mission profiles in wind power converter

K Ma, M Liserre, F Blaabjerg… - IEEE Transactions on …, 2014 - ieeexplore.ieee.org
As a key component in the wind turbine system, the power electronic converter and its power
semiconductors suffer from complicated power loadings related to environment, and are …

Design for reliability of power electronic systems

Y Yang, H Wang, A Sangwongwanich… - Power electronics …, 2018 - Elsevier
Power density, efficiency, cost, and reliability are the major challenges when designing a
power electronic system. Latest advancements in power semiconductor devices (eg, silicon …

Prediction of bond wire fatigue of IGBTs in a PV inverter under a long-term operation

PD Reigosa, H Wang, Y Yang… - IEEE Transactions on …, 2015 - ieeexplore.ieee.org
Bond wire fatigue is one of the dominant failure mechanisms in insulated-gate bipolar
transistor (IGBT) modules under cyclic stresses. However, there are still major challenges …

A comparative evaluation of advanced fault detection approaches for PV systems

DS Pillai, F Blaabjerg… - IEEE Journal of …, 2019 - ieeexplore.ieee.org
Even with the consistent growth in global photovoltaic (PV) capacity, the necessity for fault
detection in PV systems has not been widely addressed regardless of its importance. With …

Line–line fault analysis and protection challenges in solar photovoltaic arrays

Y Zhao, JF De Palma, J Mosesian… - IEEE transactions on …, 2012 - ieeexplore.ieee.org
Fault analysis in solar photovoltaic (PV) arrays is a fundamental task to protect PV modules
from damage and to eliminate risks of safety hazards. This paper focuses on line-line faults …

Reliability assessment of photovoltaic power systems: Review of current status and future perspectives

P Zhang, W Li, S Li, Y Wang, W **ao - Applied energy, 2013 - Elsevier
Quantitative reliability assessment of photovoltaic (PV) power system is an indispensable
technology to assure reliable and utility-friendly integration of PV generation. This paper …

An irradiance-independent, robust ground-fault detection scheme for PV arrays based on spread spectrum time-domain reflectometry (SSTDR)

S Roy, MK Alam, F Khan, J Johnson… - IEEE Transactions on …, 2017 - ieeexplore.ieee.org
A healthy photovoltaic (PV) array has a specific impedance between node pairs, and any
ground fault changes the impedance values. Reflectometry is a well-known technique in …