An overview of condition monitoring techniques for capacitors in DC-link applications

Z Zhao, P Davari, W Lu, H Wang… - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
Capacitors are widely used in dc links of power electronic converters to balance power,
suppress voltage ripple, and store short-term energy. Condition monitoring (CM) of dc-link …

Review of condition monitoring methods for capacitors used in power converters

LPA Nathan, RR Hemamalini, RJR Jeremiah… - Microelectronics …, 2023 - Elsevier
Capacitors are an important component of power conversion systems because they affect
the cost, size, performance, and range of such systems. However, capacitors have the …

Noninvasive technique for DC-link capacitance estimation in single-phase inverters

MW Ahmad, PN Kumar, A Arya… - IEEE Transactions on …, 2017 - ieeexplore.ieee.org
With increased penetration of renewable sources, single-phase grid-connected converters
are finding increased applications. Condition monitoring of dc-link capacitor is required for …

Review of health monitoring techniques for capacitors used in power electronics converters

HL Dang, S Kwak - Sensors, 2020 - mdpi.com
Capacitors are critical components of power converter systems as they influence the cost,
size, performance, and scale of such systems. However, capacitors exhibit the highest …

System‐level condition monitoring approach for fault detection in photovoltaic systems

Y Zahraoui, I Alhamrouni, BP Hayes… - Fault Analysis and its …, 2022 - Wiley Online Library
This chapter provides a comprehensive overview of the system‐level condition monitoring
approach for fault detection in the photovoltaic (PV) system. It describes the aging and …

Adaptive notch filters for bus voltage control and capacitance degradation prognostic of single-phase grid-connected inverter

S Somkun, S Srita, T Kaewchum… - IEEE Transactions …, 2023 - ieeexplore.ieee.org
Two adaptive notch filters (ANFs) based on the double integrators (ANF R) and the
unbalanced synchronous reference frame control (ANF dq) were applied to the bus voltage …

Theoretical and experimental investigation of switching ripple in the DC-link voltage of single-phase H-bridge PWM inverters

M Vujacic, M Hammami, M Srndovic, G Grandi - Energies, 2017 - mdpi.com
Direct current (DC)-link voltage ripple analysis is essential for determining harmonic noise
and for DC-link capacitor design and selection in single-phase pulse-width modulation …

Advances in Capacitor Health Monitoring Techniques for Power Converters: A Review

MKPM Ramees, MW Ahmad - IEEE Access, 2023 - ieeexplore.ieee.org
Capacitors play a critical role in power electronic systems, and their health and performance
directly impact system reliability and efficiency. This article provides an overview of …

DC-link capacitor diagnosis in a single-phase grid-connected PV system

RA Plazas-Rosas, ML Orozco-Gutierrez, G Spagnuolo… - Energies, 2021 - mdpi.com
The DC-link capacitor is one of the components that are more prone to faults in energy-
distributed systems based on voltage source inverters. A predictive maintenance approach …

A comprehensive review and feasibility study of DC–DC converters for different PV applications: ESS, future residential purpose, EV charging

TR Choudhury, B Nayak, A De, SB Santra - Energy Systems, 2020 - Springer
In this paper, a comprehensive review of existing high gain DC–DC converter topologies
(cascaded, interleaved and coupled inductor technology) is carried out. This consists of the …