Robust single-loop direct current control of LCL-filtered converter-based DG units in grid-connected and autonomous microgrid modes
A Kahrobaeian, YARI Mohamed - IEEE Transactions on Power …, 2014 - ieeexplore.ieee.org
This paper presents a robust direct single-loop current control scheme based on structured
singular value (μ) minimization approach for induced-capacitor-inductor (LCL)-filtered …
singular value (μ) minimization approach for induced-capacitor-inductor (LCL)-filtered …
Modeling and control for new LLCL filter based grid-tied PV inverters with active power decoupling and active resonance damping capabilities
LLCL filters utilization decreases single-phase transformerless inverters' AC-Side volume
significantly. Conversely, the inherent 2 nd order power harmonic ripples burden inverters' …
significantly. Conversely, the inherent 2 nd order power harmonic ripples burden inverters' …
The use of the hybrid active power filter in LCC-HVDC considering the delay-dependent stability
X Du, C Zhao, J Xu - IEEE Transactions on Power Delivery, 2021 - ieeexplore.ieee.org
The line commutated converter (LCC) based HVDC projects generally use passive AC filters
for harmonic cancellation, which has disadvantages of large footprint, poor filtering effect …
for harmonic cancellation, which has disadvantages of large footprint, poor filtering effect …
Design of LCL Filters With LCL Resonance Frequencies Beyond the Nyquist Frequency for Grid-Connected Converters
This paper proposes a novel LCL filter design method and its current control for grid-
connected converters. With the proposed design method, it is possible to set the resonance …
connected converters. With the proposed design method, it is possible to set the resonance …
Implementation and performance comparison of harmonic mitigation schemes for three-phase grid-connected voltage-source converter under grid voltage distortion …
This paper presents an implementation methodology for a current harmonic compensation
technique of three-phase grid-connected voltage-source converter (VSC), which was …
technique of three-phase grid-connected voltage-source converter (VSC), which was …
Investigation of active damping approaches for PI-based current control of grid-connected pulse width modulation converters with LCL filters
This paper deals with various active damping approaches for PI-based current control of grid-
connected pulsewidth-modulation (PWM) converters with LCL filters, which are based on …
connected pulsewidth-modulation (PWM) converters with LCL filters, which are based on …
Discrete-Time Voltage Controller for Voltage Source Converters With LC Filter Based on State-Space Models
State-space control could provide both high dynamic performance and sufficient stability
margin to voltage source converters with LC filter. However, an inherent digital delay …
margin to voltage source converters with LC filter. However, an inherent digital delay …
Regions of active damping control for LCL filters
SG Parker, BP McGrath… - IEEE Transactions on …, 2013 - ieeexplore.ieee.org
The control of a grid-connected voltage source inverter with an inductive-capacitive-
inductive (LCL) filter is a very challenging task, since the LCL network causes a resonance …
inductive (LCL) filter is a very challenging task, since the LCL network causes a resonance …
Optimize the series LC design of a quasi proportional-resonant controlled hybrid active power filter for harmonic compensation
The LC hybrid active power filter (LC-HAPF) is able to compensate reactive power and
harmonics with operating voltage lower than the grid voltage. The quasi proportional …
harmonics with operating voltage lower than the grid voltage. The quasi proportional …
Frequency-Adaptive Multiresonant LQG State-Feedback Current Controller for LCL-Filtered VSCs Under Distorted Grid Voltages
F Huerta, J Pérez, S Cóbreces… - IEEE Transactions on …, 2018 - ieeexplore.ieee.org
This paper combines the well-known linear quadratic Gaussian (LQG) control and frequency-
adaptive resonators and presents a frequency-adaptive multiresonant LQG state-feedback …
adaptive resonators and presents a frequency-adaptive multiresonant LQG state-feedback …