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View article: Adaptive Transient Power Angle Control for Virtual Synchronous Generators via Physics-Embedded Reinforcement Learning
Adaptive Transient Power Angle Control for Virtual Synchronous Generators via Physics-Embedded Reinforcement Learning Open
With the increasing integration of renewable energy sources and power electronic converters, Grid-Forming (GFM) technologies such as Virtual Synchronous Generators (VSGs) have emerged as key enablers of future power systems. However, conve…
View article: Deep Reinforcement Learning-Based Adaptive Transient Voltage Control of Power Systems by Distributed Collaborative Modulation of Voltage-Source Converters with Operational Constraints of Current Saturation
Deep Reinforcement Learning-Based Adaptive Transient Voltage Control of Power Systems by Distributed Collaborative Modulation of Voltage-Source Converters with Operational Constraints of Current Saturation Open
This paper presents a novel deep reinforcement learning (DRL)-based method for the adaptive control of transient voltage in power systems. First, we propose a neural network-based nonlinear controller (TVCON) designed to modulate each volt…
View article: A source-load collaborative stochastic optimization method considering the electricity price uncertainty and industrial load peak regulation compensation benefit
A source-load collaborative stochastic optimization method considering the electricity price uncertainty and industrial load peak regulation compensation benefit Open
Energy-intensive industrial load offers substantial capacity and rapid adjustment capabilities, which can be effectively coordinated with deep peak regulation (DPR) methods of thermal power to optimize the peak regulation state of the syst…
View article: Robust Emergency Frequency Control with Wind Turbines via Decoupling Security Constraints and Modeling Uncertainties
Robust Emergency Frequency Control with Wind Turbines via Decoupling Security Constraints and Modeling Uncertainties Open
In this paper, controllable wind turbines are employed for emergency frequency control to reduce cost. However, controllable wind turbines introduce significant modeling uncertainties in the form of uncertain environmental factors and mode…
View article: Short-Term Output Scenario Generation of Renewable Energy Using Transformer–Wasserstein Generative Adversarial Nets-Gradient Penalty
Short-Term Output Scenario Generation of Renewable Energy Using Transformer–Wasserstein Generative Adversarial Nets-Gradient Penalty Open
As renewable energy sources are becoming more widely integrated into the modern power system, the uncertainties within this system are becoming increasingly prominent. It is crucial to accurately describe the uncertainties in renewable ene…
View article: Dual-objective optimal scheduling of grid-connected distributed photovoltaic systems considering life loss cost of energy storage
Dual-objective optimal scheduling of grid-connected distributed photovoltaic systems considering life loss cost of energy storage Open
Large-scale distributed photovoltaic (PV) connected to the grid brings great risk to the safety operation. Measures of cutting PV to reduce active power input are widely taken to stabilize the voltage during periods of large PV output, res…
View article: Design and implementation of controlled load damping factor controller in series connection for power systems with high penetration of renewable energy
Design and implementation of controlled load damping factor controller in series connection for power systems with high penetration of renewable energy Open
As sustainable natural sources such as wind and solar are increasingly integrated into power grids, conventional fossil fuel-based generating units will be gradually replaced, resulting in enormous pressure on frequency regulation of the n…
View article: Non-iterative multi-area coordinated energy and reserve allocation model for hybrid AC/DC power systems with flexible frequency operation
Non-iterative multi-area coordinated energy and reserve allocation model for hybrid AC/DC power systems with flexible frequency operation Open
As the result of renewable energy natural intermittency, load shedding and renewables curtailment are inevitable to keep supply and demand balance in high penetration level power systems. Luckily, with accurate estimation and proper alloca…
View article: Cluster partition for distributed energy resources in Regional Integrated Energy System
Cluster partition for distributed energy resources in Regional Integrated Energy System Open
Fully utilizing local clean energy by regional Integrated Energy System is a effective way to alleviate energy crisis and reduce carbon emissions. Due to clean energy resources e.g., photovoltaic, wind power and low-grade heat distribute i…
View article: Day-ahead scheduling of the electrothermal integrated system considering multiple thermal inertia
Day-ahead scheduling of the electrothermal integrated system considering multiple thermal inertia Open
For the problem of optimal scheduling of integrated energy systems involving wind power consumption, by mining multiple thermal inertia, a stochastic optimal scheduling strategy with consideration of mixed uncertainties is proposed. Firstl…
View article: Hierarchical Frequency-dependent Chance Constrained Unit Commitment for Bulk AC/DC Hybrid Power Systems with Wind Power Generation
Hierarchical Frequency-dependent Chance Constrained Unit Commitment for Bulk AC/DC Hybrid Power Systems with Wind Power Generation Open
As the steady-state frequency of an actual power system decreases from its nominal value, the composite load of the system generally responds positively to lower power consumption, and vice versa. It is believed that this load frequency da…
View article: Phasor measurement units‐based fast voltage control strategy for distribution network with high‐penetration distributed photovoltaic
Phasor measurement units‐based fast voltage control strategy for distribution network with high‐penetration distributed photovoltaic Open
As the penetration of distributed photovoltaic (PV) in the distribution network continues to increase, the problem of voltage violation is becoming increasingly prominent. PV output has strong volatility and uncertainty, leading to higher …
View article: A Method of Probability Distribution Modeling of Multi-Dimensional Conditions for Wind Power Forecast Error Based on MNSGA-II-Kmeans
A Method of Probability Distribution Modeling of Multi-Dimensional Conditions for Wind Power Forecast Error Based on MNSGA-II-Kmeans Open
How to consider both the influence of weather and wind power in the modeling process of probability distribution of wind power forecast error (WPFE), and to emphasize the application value of conditional modeling, is rarely studied at pres…
View article: Demand-side Management Based on Model Predictive Control in Distribution Network for Smoothing Distributed Photovoltaic Power Fluctuations
Demand-side Management Based on Model Predictive Control in Distribution Network for Smoothing Distributed Photovoltaic Power Fluctuations Open
With the rapid increase of distributed photovoltaic (PV) power integrating into the distribution network (DN), the critical issues such as PV power curtailment and low equipment utilization rate have been caused by PV power fluctuations. D…
View article: An Ultra-short-term Wind Power Forecasting Method with Special Error Distribution
An Ultra-short-term Wind Power Forecasting Method with Special Error Distribution Open
The randomness and uncontrollability of wind energy have brought many difficulties to the development of wind power generation. How to obtain accurate forecasting results of wind power has become an increasingly important topic these years…
View article: Load Shedding and Restoration for Intentional Island with Renewable Distributed Generation
Load Shedding and Restoration for Intentional Island with Renewable Distributed Generation Open
Due to the high penetration of renewable distributed generation (RDG), many issues have become conspicuous during the intentional island operation such as the power mismatch of load shedding during the transition process and the power imba…
View article: Multi-time scale tie-line energy and reserve allocation model considering wind power uncertainty for multi-area system in hierarchical control structure
Multi-time scale tie-line energy and reserve allocation model considering wind power uncertainty for multi-area system in hierarchical control structure Open
Continued expansion of the power grid and the increasing proportion of wind power centralized integration leads to requirements in sharing both energy and reserves among multiple areas under a hierarchical control structure, which successi…
View article: An on-line power/voltage stability index for multi-infeed HVDC systems
An on-line power/voltage stability index for multi-infeed HVDC systems Open
High-voltage direct current (HVDC) transmission is playing an increasingly important role in modern power systems, and the resulted power/voltage stability issue has raised widespread concern. This paper presents an on-line power/voltage s…
View article: Reactive Power Planning for Regional Power Grids Based on Active and Reactive Power Adjustments of DGs
Reactive Power Planning for Regional Power Grids Based on Active and Reactive Power Adjustments of DGs Open
To deal with extreme overvoltage scenarios with small probabilities in regional power grids, the traditional reactive power planning model requires a huge VAR compensator investment. Obviously, such a decision that makes a large investment…
View article: Application of affine NARMA model to design of adaptive power system stabilizer
Application of affine NARMA model to design of adaptive power system stabilizer Open
1. Chaturvedi DK, Malik OP, Kalra PK. Performance of a generalized neuron-based PSS in a multi-machine power system. IEEE Trans. Energy Convers, 2004; 19(3): 625-632. http://dx.doi.org/10.1109/TEC..... CrossRef Google Scholar
View article: Stochastic Dynamic Optimal Power Flow in Distribution Network with Distributed Renewable Energy and Battery Energy Storage
Stochastic Dynamic Optimal Power Flow in Distribution Network with Distributed Renewable Energy and Battery Energy Storage Open
The penetration of distributed renewable energy (DRE) greatly raises the risk of distribution network operation such as peak shaving and voltage stability. Battery energy storage (BES) has been widely accepted as the most potential applica…
View article: Solar Power Ramp Events Detection Using an Optimized Swinging Door Algorithm
Solar Power Ramp Events Detection Using an Optimized Swinging Door Algorithm Open
Solar power ramp events (SPREs) significantly influence the integration of solar power on non-clear days and threaten the reliable and economic operation of power systems. Accurately extracting solar power ramps becomes more important with…