Results 61 to 70 of about 875 (164)

Enhanced Voltage Sensorless Control for a PWM Converter with DSOGI-FLL Under Grid Disturbances

Energies
This paper presents Enhanced Voltage Sensorless Control for PWM converter with DSOGI-FLL under grid disturbances. Even without grid voltage sensors, the proposed method accurately estimates the grid angle and voltage, which are necessary for power ...
Seung-Pyo Kang, Dong-Youn Kim, Jang-Mok Kim   +2 more
doaj   +1 more source

Arbitrarily fast delayed signal cancellation PLL for grid‐integration of renewable energy sources

IET Renewable Power Generation
Integrating renewable energy sources into an unbalanced distribution network requires fast and accurate extraction of fundamental frequency positive‐ and negative‐sequence components from the unbalanced three‐phase grid voltage signals. For this purpose,
Hafiz Ahmed, Rosane Ushirobira, Denis Efimov   +2 more
doaj   +1 more source

Frequency-Adaptive Current Control of a Grid-Connected Inverter Based on Incomplete State Observation Under Severe Grid Conditions

Energies
Grid-connected inverter (GCI) plays a crucial role in facilitating stable and efficient power delivery, especially under severe and complex grid conditions.
Min Kang, Sung-Dong Kim, Kyeong-Hwa Kim
doaj   +1 more source

Control strategy for PV inverter under unbalanced grid voltage

Dianzi Jishu Yingyong, 2018
To enhance the operation performance of the PV inverter under unbalanced grid voltage, this paper proposes a control strategy, which is based on negative sequence voltage feed forward, to make the output current of the inverter balanced and sinusoidal.
Ouyang Sen, Ma Wenjie
openaire   +1 more source

Improved Voltage Support Method for Unbalanced Grid Condition

Dianli jianshe
[Objective] With the integration of large-scale distributed photovoltaics，issues such as reverse power flow and overvoltage arise，posing challenges to the safe and stable operation of power systems. To address this issue，both domestically and internationally，regulations mandate that PV systems must have grid support capabilities，such as voltage ...
openaire   +1 more source

Multilayer perceptron neural network approach for power quality improvement in a grid integrated PV and electric vehicle systems. [PDF]

PLoS One
Das SR, Sabhahit JN, Patro KAK, Acharya DP, Mohanty A, Cuce E.   +5 more
europepmc   +1 more source

Robust Control of Distribution Static Compensator in Self-Excited Induction Generator-Based Wind Energy Systems Under Sensor Failures and Abnormal Load Conditions. [PDF]

Sensors (Basel)
Özer AS, Karaca H.
europepmc   +1 more source

Soft actor-critic energy management in three-phase unbalanced microgrids with lagrangian penalty constraints. [PDF]

Sci Rep
Cortés P, Tabares A, Bolaños R, Bonilla K.   +3 more
europepmc   +1 more source

Numerical backup protection scheme based on alienation indices of voltage and current measurements practically applied to synchronous generators. [PDF]

Sci Rep
Mahmoud RA, Salama MAE.
europepmc   +1 more source

Robust algorithm development of frequency estimation in smart grid. [PDF]

Sci Rep
Yu Y, Yang Y, Wang X, Lv L, Chen Y.
europepmc   +1 more source