Damping methods for resonances caused by LCL-filter-based current-controlled grid-tied power inverters: An overview
Grid-tied voltage source inverters using LCL filter have been widely adopted in distributed
power generation systems (DPGSs). As high-order LCL filters contain multiple resonant …
power generation systems (DPGSs). As high-order LCL filters contain multiple resonant …
Modeling and stability analysis of $ LCL $-type grid-connected inverters: A comprehensive overview
Due to the advantages of superior harmonics attenuation ability and reduced size, the LCL
filter has been widely adopted to interface between the inverter and the grid for improving …
filter has been widely adopted to interface between the inverter and the grid for improving …
Design and analysis of robust active damping for LCL filters using digital notch filters
Resonant poles of LCL filters may challenge the entire system stability especially in digital-
controlled pulse width modulation (PWM) inverters. In order to tackle the resonance issues …
controlled pulse width modulation (PWM) inverters. In order to tackle the resonance issues …
LCL-Filter Design for Robust Active Damping in Grid-Connected Converters
Grid-connected converters employ LCL-filters, instead of simple inductors, because they
allow lower inductances while reducing cost and size. Active damping, without dissipative …
allow lower inductances while reducing cost and size. Active damping, without dissipative …
Grid-current-feedback control for LCL-filtered grid converters with enhanced stability
This paper proposes a second-order-generalized-integrator (SOGI)-based time-delay
compensation method for extending the stable region of a dual-loop grid-current-feedback …
compensation method for extending the stable region of a dual-loop grid-current-feedback …
Damping techniques for grid-connected voltage source converters based on LCL filter: An overview
CC Gomes, AF Cupertino, HA Pereira - Renewable and Sustainable …, 2018 - Elsevier
Distributed generation systems have been expanded considerably in recent years. These
systems are generally based on power electronics converters, whose switching harmonics …
systems are generally based on power electronics converters, whose switching harmonics …
Analysis and design of current control schemes for LCL-type grid-connected inverter based on a general mathematical model
For the LCL-type grid-connected inverter, there are basically three current control schemes,
namely the grid current control, the inverter-side inductor current control, and the weighted …
namely the grid current control, the inverter-side inductor current control, and the weighted …
Analysis and comparison of notch filter and capacitor voltage feedforward active damping techniques for LCL grid-connected converters
E Rodriguez-Diaz, FD Freijedo… - … on Power Electronics, 2018 - ieeexplore.ieee.org
The use of LCL filters is a well-accepted solution to attenuate the harmonics created by the
pulsewidth modulation. However, inherently LCL filters have a resonance region where the …
pulsewidth modulation. However, inherently LCL filters have a resonance region where the …
Topologies, generalized designs, passive and active damping methods of switching ripple filters for voltage source inverter: A comprehensive review
Switching ripple filters (SRF) is one of the significant part of grid connected voltage source
converters (VSC) that have been a backbone of the most of renewable energy systems for …
converters (VSC) that have been a backbone of the most of renewable energy systems for …
An efficient and robust hybrid damper for $ LCL $-or $ LLCL $-based grid-tied inverter with strong grid-side harmonic voltage effect rejection
A high-order (LCL or LLCL) power filter with a small grid-side inductor is becoming more
preferred for a grid-tied inverter due to less total inductance and reduced costs. In a …
preferred for a grid-tied inverter due to less total inductance and reduced costs. In a …