Search Results for author: Mingjian Tuo

Found 12 papers, 0 papers with code

Analysis of Weather and Time Features in Machine Learning-aided ERCOT Load Forecasting

no code implementations13 Oct 2023 Jonathan Yang, Mingjian Tuo, Jin Lu, Xingpeng Li

Overall, case studies demonstrated the effectiveness of ML models trained with different weather and time input features for ERCOT load forecasting.

feature selection Load Forecasting

Convolutional Neural Network-based RoCoF-Constrained Unit Commitment

no code implementations6 Sep 2023 Mingjian Tuo, Xingpeng Li

This paper presents a convolutional neural network (CNN) based RoCoF-constrained unit commitment (CNN-RCUC) model to guarantee RoCoF stability following the worst generator outage event while ensuring operational efficiency.

Active Linearized Sparse Neural Network-based Frequency-Constrained Unit Commitment

no code implementations10 Jul 2023 Mingjian Tuo, Xingpeng Li

An active data sampling method is proposed to maintain the bindingness of the frequency related constraints.

Graph Neural Network-based Power Flow Model

no code implementations5 Jul 2023 Mingjian Tuo, Xingpeng Li, Tianxia Zhao

A comprehensive performance analysis is conducted, comparing the proposed GNN-based power flow model with the traditional DC power flow model, as well as deep neural network (DNN) and convolutional neural network (CNN).

Machine Learning Assisted Inertia Estimation using Ambient Measurements

no code implementations21 Dec 2022 Mingjian Tuo, Xingpeng Li

The proposed LRCN and GCN based inertia estimation models achieve an accuracy of 97. 34% and 98. 15% respectively.

Selectively Linearized Neural Network based RoCoF-Constrained Unit Commitment in Low-Inertia Power Systems

no code implementations15 Nov 2022 Mingjian Tuo, Xingpeng Li

Conventional synchronous generators are gradually being replaced by inverter-based resources, such transition introduces more complicated operation conditions.

Computational Efficiency

Deep Learning based Security-Constrained Unit Commitment Considering Locational Frequency Stability in Low-Inertia Power Systems

no code implementations17 Aug 2022 Mingjian Tuo, Xingpeng Li

RoCoF predictor is trained to predict the highest locational RoCoF based on a high-fidelity simulation dataset.

Long-Term Recurrent Convolutional Network-based Inertia Estimation using Ambient Measurements

no code implementations2 Dec 2021 Mingjian Tuo, Xingpeng Li

The increasing integration of renewable energy resources imports different dynamics into traditional power systems; therefore, the estimation of system inertia using mathematical model becomes more difficult.

Security-Constrained Unit Commitment Con-sidering Locational Frequency Stability in Low-Inertia Power Grids

no code implementations21 Oct 2021 Mingjian Tuo, Xingpeng Li

With increasing installation of wind and solar generation, conventional synchronous generators in power systems are gradually displaced resulting in a significant reduction in system inertia.

Optimal Allocation of Virtual Inertia Devices for Enhancing Frequency Stability in Low-Inertia PowerSystems

no code implementations21 Oct 2021 Mingjian Tuo, Xingpeng Li

In this study, a state-space model for the power system network is developed with VI as a frequency regulation method.

Dynamic Estimation of Power System Inertia Distribution Using Synchrophasor Measurements

no code implementations20 Jun 2020 Mingjian Tuo, Xingpeng Li

Integration of intermittent renewable energy sources in modern power systems is increasing very fast.

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