Search Results for author: Guangchun Ruan

Found 14 papers, 3 papers with code

Network-Constrained Unit Commitment with Flexible Temporal Resolution

no code implementations8 Apr 2024 Zekuan Yu, Haiwang Zhong, Guangchun Ruan, Xinfei Yan

Modern network-constrained unit commitment (NCUC) bears a heavy computational burden due to the ever-growing model scale.

Explainable Modeling for Wind Power Forecasting: A Glass-Box Approach with High Accuracy

no code implementations28 Oct 2023 Wenlong Liao, Fernando Porte-Agel, Jiannong Fang, Birgitte Bak-Jensen, Guangchun Ruan, Zhe Yang

Machine learning models (e. g., neural networks) achieve high accuracy in wind power forecasting, but they are usually regarded as black boxes that lack interpretability.

A Projection-Based Approach for Distributed Energy Resources Aggregation

no code implementations8 Aug 2023 Yiran Wang, Haiwang Zhong, Guangchun Ruan

Aggregating distributed energy resources (DERs) is of great significance to improve the overall operational efficiency of smart grid.

Life cycle economic viability analysis of battery storage in electricity market

no code implementations24 May 2023 Yinguo Yang, Yiling Ye, Zhuoxiao Cheng, Guangchun Ruan, Qiuyu Lu, Xuan Wang, Haiwang Zhong

Battery storage is essential to enhance the flexibility and reliability of electric power systems by providing auxiliary services and load shifting.

Look-Ahead AC Optimal Power Flow: A Model-Informed Reinforcement Learning Approach

no code implementations4 Mar 2023 Xinyue Wang, Haiwang Zhong, Guanglun Zhang, Guangchun Ruan, Yiliu He, Zekuan Yu

With the increasing proportion of renewable energy in the generation side, it becomes more difficult to accurately predict the power generation and adapt to the large deviations between the optimal dispatch scheme and the day-ahead scheduling in the process of real-time dispatch.

Decision Making reinforcement-learning +2

Low-Carbon Economic Dispatch of Bulk Power Systems Using Nash Bargaining Game

no code implementations30 Jan 2023 Xuyang Li, Guangchun Ruan, Haiwang Zhong

Because the Nash bargaining solution satisfies Pareto effectiveness, we analyze the computational complexity of Pareto frontiers with parametric linear programming and interpret the inefficiency of the method.

Computational Efficiency

Transmission Congestion Management with Generalized Generation Shift Distribution Factors

no code implementations24 Dec 2022 Shutong Pu, Guangchun Ruan, Xinfei Yan, Haiwang Zhong

A major concern in modern power systems is that the popularity and fluctuating characteristics of renewable energy may cause more and more transmission congestion events.

Management

Improving Sample Efficiency of Deep Learning Models in Electricity Market

no code implementations11 Oct 2022 Guangchun Ruan, Jianxiao Wang, Haiwang Zhong, Qing Xia, Chongqing Kang

The superior performance of deep learning relies heavily on a large collection of sample data, but the data insufficiency problem turns out to be relatively common in global electricity markets.

Data Augmentation

Evaluation of Look-ahead Economic Dispatch Using Reinforcement Learning

no code implementations21 Sep 2022 Zekuan Yu, Guangchun Ruan, Xinyue Wang, Guanglun Zhang, Yiliu He, Haiwang Zhong

In this paper, we propose an evaluation approach to analyze the performance of RL agents in a look-ahead economic dispatch scheme.

reinforcement-learning Reinforcement Learning (RL)

Open-Access Data and Toolbox for Tracking COVID-19 Impact on Power Systems

1 code implementation10 Dec 2021 Guangchun Ruan, Zekuan Yu, Shutong Pu, Songtao Zhou, Haiwang Zhong, Le Xie, Qing Xia, Chongqing Kang

Intervention policies against COVID-19 have caused large-scale disruptions globally, and led to a series of pattern changes in the power system operation.

Estimating Demand Flexibility Using Siamese LSTM Neural Networks

no code implementations3 Sep 2021 Guangchun Ruan, Daniel S. Kirschen, Haiwang Zhong, Qing Xia, Chongqing Kang

There is an opportunity in modern power systems to explore the demand flexibility by incentivizing consumers with dynamic prices.

Short-Term Electricity Price Forecasting based on Graph Convolution Network and Attention Mechanism

no code implementations26 Jul 2021 Yuyun Yang, Zhenfei Tan, Haitao Yang, Guangchun Ruan, Haiwang Zhong

In electricity markets, locational marginal price (LMP) forecasting is particularly important for market participants in making reasonable bidding strategies, managing potential trading risks, and supporting efficient system planning and operation.

Review of Learning-Assisted Power System Optimization

1 code implementation1 Jul 2020 Guangchun Ruan, Haiwang Zhong, Guanglun Zhang, Yiliu He, Xuan Wang, Tianjiao Pu

With dramatic breakthroughs in recent years, machine learning is showing great potential to upgrade the toolbox for power system optimization.

Systems and Control Systems and Control Optimization and Control

Tracking and Analyzing the Short-Run Impact of COVID-19 on the U.S. Electricity Sector

1 code implementation11 May 2020 Guangchun Ruan, Dongqi Wu, Xiangtian Zheng, S. Sivaranjani, Le Xie, Haiwang Zhong, Chongqing Kang

The novel coronavirus disease (COVID-19) has rapidly spread around the globe in 2020, with the U. S. becoming the epicenter of COVID-19 cases and deaths in late March.

Computers and Society

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