On transient instability mechanism of PLL-based VSC connected to a weak grid

P Hu, Z Chen, Y Yu, D Jiang - IEEE Transactions on Industrial …, 2022 - ieeexplore.ieee.org
This article analyzes the transient process of phase-locked loop (PLL) based grid-connected
voltage source converters (VSCs) under large disturbances by modeling the PLL dynamic …

Large-signal stability analysis of three-phase grid-following inverters

D Pal, BK Panigrahi, B Johnson… - IEEE Transactions …, 2023 - ieeexplore.ieee.org
This work analytically establishes a multi-variable energy function for a three-phase grid-
following inverter leveraging a unified equivalent-circuit model for its physical-and control …

Intelligent learning approach for transition control and protection of solar PV integrated electric vehicle charging station

M Amir, A Haque, A Iqbal, VSB Kurukuru… - Sustainable Energy …, 2024 - Elsevier
Recently, the control of distributed generations (DGs) with electric vehicles (EVs) parking lot
charging systems has received much attention for supporting emergency local loads during …

Evaluation of power generation capacity of wave energy converter with a controllable-valve buoy based on wave-to-grid modeling and control

G Fan, W Wu, H Zhang, L Cui, F Blaabjerg - Ocean Engineering, 2024 - Elsevier
The wave energy converter (WEC) with a controllable-valve buoy (CVB) can operate in a
wide range of wave conditions by opening or closing the controllable-valve. In order to …

Honey Badger Algorithm Based PI Controller for DC Link Voltage Control of Solar Photovoltaic System Connected to Grid for Enhanced Power Quality

S Prajapati, R Garg, P Mahajan - Electric Power Components and …, 2024 - Taylor & Francis
The parameters of the proportional integral (PI) controller used for DC link voltage control
play a vital role in regulating the DC link voltage of grid-connected solar photovoltaic system …

Reduction in switching losses/DC bus requirement for a grid-connected inverter with minimal sensors using PMR-OCC

G Satpathy, D De - Electrical Engineering, 2024 - Springer
One cycle control (OCC) is widely used for grid current control owing to least number of
sensors used, reduced complexities and cost. A proportional multi-resonant controller within …

Synchronization Stability Assessment of Grid-Following Converter Based on FCM-SSA-DBN

J Wang, J Chen, W Si, M Liu, Y Cao… - IECON 2023-49th …, 2023 - ieeexplore.ieee.org
With the rapid development of the inverter-based generation, the synchronization instability
of Grid-following converter (GFL) is one of the main issues for the modern power system …

Transient Stability Analysis of Grid-Following Converters with DC-Link Voltage Control Considering Bidirectional Power Flow

Y Wang, H Nian, M Li, D Sun, H Li… - IECON 2023-49th Annual …, 2023 - ieeexplore.ieee.org
The transient stability of grid-following (GFL) converters is very important for power systems.
This article combines the dynamics of DC-link voltage control (DVC) and phase-locked loop …

Transient Stability Analysis and Enhancement of Grid-Following Converters Considering DC Voltage Dynamics Under Power Step

Z Huang, C Wu, Y Wang, S Li - 2024 IEEE 10th International …, 2024 - ieeexplore.ieee.org
Existing transient stability analysis of grid-following converters mainly focused on the
scenario of grid voltage faults, ignoring the potential transient instability caused by large …

Consideration of Control-Loop Interaction in Transient Stability of Grid-Following Inverters using Bandwidth Separation Method

Y Zhang, Y Li, Y Gu, TC Green - 2023 11th International …, 2023 - ieeexplore.ieee.org
Grid-following inverters have been widely adopted as a grid interface for renewable energy
resources, but ensuring their transient stability has been a growing challenge in part …