A review of multisampling techniques in power electronics applications

S He, D Zhou, X Wang, Z Zhao… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
Due to the increasing performance and decreasing price of microcontrollers in recent years,
applying a high sampling frequency has become more feasible in modern control that is …

Multi-sampled grid-connected VSCs: A path toward inherent admittance passivity

IZ Petric, P Mattavelli, S Buso - IEEE Transactions on Power …, 2022 - ieeexplore.ieee.org
This article investigates the capability of multi-sampled pulsewidth modulator (MS-PWM)
control to improve the input admittance properties of voltage source converters (VSCs). Due …

Line voltage sensorless control of grid-connected inverters using multisampling

S He, D Zhou, X Wang… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
Multisampling control provides an attractive way to improve the dynamics and stability of
high-power three-phase grid-connected inverters. Beyond the desired performance in …

Feedback noise propagation in multisampled DC–DC power electronic converters

IZ Petric, P Mattavelli, S Buso - IEEE Transactions on Power …, 2021 - ieeexplore.ieee.org
This article analyzes the propagation of feedback noise in multisampled dc–dc power
converters. The analytical calculations for noise attenuation, strictly valid for linear time …

Passivation of grid-following VSCs: A comparison between active damping and multi-sampled PWM

IZ Petric, P Mattavelli, S Buso - IEEE Transactions on Power …, 2022 - ieeexplore.ieee.org
This article compares different strategies used to enhance the stability properties of grid-
following voltage-source converters (VSCs). Because of digital delays, VSC admittance …

Models for stationary noise propagation in multi-sampled PWM power electronic control systems with decimation

IZ Petric, R Cvetanovic, P Mattavelli… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
This article derives models for stationary noise propagation in multi-sampled control
systems, taking decimation into account. It is explained how the decimation is either …

Aliasing suppression with negligible phase lag for multi-sampled LCL-type grid-tied inverter

T Wang, W Yao, C Li, H Yang… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
Multisampling is a very effective and direct way to reduce control delay, which can greatly
improve the bandwidth and stability margin. However, it will introduce high-frequency …

Investigation of nonlinearities introduced by multi-sampled pulsewidth modulators

IZ Petric, P Mattavelli, S Buso - IEEE Transactions on Power …, 2021 - ieeexplore.ieee.org
Multi-sampled pulsewidth modulator (MS-PWM) digital control is important for reduction of
control and modulator delays as well as for noise suppression. To reduce aliasing and …

Passivity-Based Multisampled Converter-Side Current Control of LCL-Filtered VSCs

S He, D Zhou, X Wang… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
With the gradually decreasing cost of high-performance digital processors, multisampling
current control is a potential method to reduce the control delay and improve the stability in …

Wideband dissipativity enhancement for grid-following VSC utilizing capacitor voltage feedforward

Z Yang, S He, D Zhou, X Wang… - IEEE Journal of …, 2023 - ieeexplore.ieee.org
Frequency-domain dissipativity of the converter admittance provides an intuitive approach to
analyze wideband resonances due to the interactions with the grid. Although the reasons for …