Evaluation method of renewable energy flexibility confidence capacity under different penetration rates

X Bai, Y Fan, J Hou, J Liu - Energy, 2023‏ - Elsevier
As the penetration rate of renewable energy continues to increase, reliability confidence
capacity, an important indicator for measuring the contribution of power sources to the power …

Physics-Informed Learning Based Wind Farm Two-Machine Aggregation Model for Large-Scale Power System Stability Studies

H Wang, Z Yang, W Kang, P Sun… - … on Power Systems, 2024‏ - ieeexplore.ieee.org
Aggregation of wind turbines (WTs) in wind farms (WFs) can reduce modeling and
computation burden, but it may also reduce accuracy. Furthermore, it may be difficult to …

Probabilistic Analysis of Small-Signal Stability of Power Systems Affected by Wind Power Generation Uncertainties Considering Wake Effects

Z Wang, S Bu - IEEE Transactions on Power Systems, 2024‏ - ieeexplore.ieee.org
Most existing studies on probabilistic analysis of small-signal stability (PASS) of power
systems affected by wind power generations ignore the intrinsic phenomenon in wind farms …

Review of Data-driven Security Risk Early Warning Research of the New-type Power System

YAN Jiongcheng, LI Changgang… - Power System …, 2024‏ - epjournal.csee.org.cn
Constructing the new-type power system integrated with an increasing proportion of
renewable generation is an important measure to achieve the goals of" carbon emission …

Equivalent modeling of LVRT characteristics for centralized DFIG wind farms based on PSO and DBSCAN

N Zhou, H Ma, J Chen, Q Fang, Z Jiang, C Li - Energies, 2023‏ - mdpi.com
As large-scale wind turbines are connected to the grid, modeling studies of wind farms are
essential to the power system dynamic research. Due to the large number of wind turbines in …

Power electronics in wind generation systems

F Blaabjerg, M Chen, L Huang - Nature Reviews Electrical Engineering, 2024‏ - nature.com
The integration of wind power into the power system has been driven by the development of
power electronics technology. Unlike conventional rotating synchronous generators, wind …

A Data-Knowledge-Hybrid-Driven Method for Modeling Reactive Power-Voltage Response Characteristics of Renewable Energy Sources

C Gao, Y Guo, W Tang, H Sun, W Huang… - … on Power Systems, 2023‏ - ieeexplore.ieee.org
The problem of modeling reactive power-voltage response characteristics of renewable
energy sources (RESs) is considered. A deep neural network (DNN)-based method is …

Three-stage dynamic equivalent modeling approach for wind farm using accurate crowbar status identification and voltage differences among wind turbines

S Lin, W Yao, Y **ong, Z Shi, Y Zhao, X Ai… - Electric Power Systems …, 2024‏ - Elsevier
With increasing wind farm scale, dynamic modeling and simulating the low-voltage ride-
through (LVRT) process of wind farms are time-and source-consuming. Thus, a dynamic …

Low-voltage ride-through strategy for offshore wind turbines based on current relaxation region

Z Yang, B Gao, Z Cao - Electric Power Systems Research, 2023‏ - Elsevier
This paper proposes a current relation region (CRR)-based low-voltage ride-through (LVRT)
strategy for offshore wind turbines (OWTs). The proposed strategy seeks to minimize the …

[HTML][HTML] Vector-variable based modeling method for large-scale wind farm considering collector system dynamics

S Lin, W Yao, Y Zhao, Z Shi, L Peng, Y Cheng… - International Journal of …, 2023‏ - Elsevier
Different from conventional power plants, a wind farm usually consists of hundreds of wind
generators and collector systems with arbitrary topology. The numerous devices increase …