164 citations · 426 across the 21 of their papers we have counts for
21 papers
Probabilistic Forecasting Method for Offshore Wind Farm Cluster under Typhoon Conditions: a Score-Based Conditional Diffusion Model
Jinhua He, Zechun Hu
Offshore wind power (OWP) exhibits significant fluctuations under typhoon conditions, posing substantial challenges to the secure operation of power systems. Accurate forecasting o…
DC-based Security Constraints Formulation: A Perspective of Primal-Dual Interior Point Method
Zhiyuan Bao, Zechun Hu, Asad Mujeeb
The DC network security constraints have been extensively studied in numerous power system problems, such as optimal power flow (OPF), security-constrained economic dispatch (SCED)…
Improved Inner Approximation for Aggregating Power Flexibility in Active Distribution Networks and its Applications
Yilin Wen, Zechun Hu, Jinhua He +1
Concise and reliable modeling for aggregating power flexibility of distributed energy resources in active distribution networks (ADNs) is a crucial technique for coordinating trans…
Aggregated Feasible Region of Heterogeneous Demand-Side Flexible Resources -- Part I: Theoretical Derivation of the Exact Model
Yilin Wen, Zechun Hu, Shi You +1
In the first part of the two-part series, the model to describe the exact aggregated feasible region (AFR) of multiple types of demand-side resources is derived. Based on a discret…
Modeling of Frequency Security Constraints and Quantification of Frequency Control Reserve Requirements for Unit Commitment
Likai Liu, Zechun Hu
The high penetration of converter-based renewable energy sources has brought challenges to the power system frequency control. It is essential to consider the frequency security co…
Data-Driven Scheduling of Electric Boiler with Thermal Storage for Providing Power Balancing Service
Likai Liu, Zechun Hu, Jian Ning +1
The rapid development of renewable energy has increased the peak to valley difference of the netload, making the netload following being a new challenge to the power system. Electr…
Automatic Generation Control Considering Uncertainties of the Key Parameters in the Frequency Response Model
Likai Liu, Zechun Hu, Asad Mujeeb
The highly fluctuated renewable generations and electric vehicles have undergone tremendous growth in recent years. The majority of them are connected to the grid via power electro…
An Extreme Learning Machine-Based System Frequency Nadir Constraint Linearization Method
Likai Liu, Zechun Hu, Nikhil Pathak +1
Large-scale integration of converter-based renewable energy sources (RESs) into the power system will lead to a higher risk of frequency nadir limit violation and even frequency in…
Data-Driven Distributionally Robust Optimization for Real-Time Economic Dispatch Considering Secondary Frequency Regulation Cost
Likai Liu, Zechun Hu, Xiaoyu Duan +1
With the large-scale integration of renewable power generation, frequency regulation resources (FRRs) are required to have larger capacities and faster ramp rates, which increases…
Data-based Distributionally Robust Stochastic Optimal Power Flow, Part I: Methodologies
Yi Guo, Kyri Baker, Emiliano Dall'Anese +2
We propose a data-based method to solve a multi-stage stochastic optimal power flow (OPF) problem based on limited information about forecast error distributions. The framework exp…
Data-based Distributionally Robust Stochastic Optimal Power Flow, Part II: Case studies
Yi Guo, Kyri Baker, Emiliano Dall'Anese +2
This is the second part of a two-part paper on data-based distributionally robust stochastic optimal power flow (OPF). The general problem formulation and methodology have been pre…
Plug-in Electric Vehicle Charging Congestion Analysis Using Taxi Travel Data in the Central Area of Beijing
Huimiao Chen, Hongcai Zhang, Zechun Hu +3
Recharging a plug-in electric vehicle is more time-consuming than refueling an internal combustion engine vehicle. As a result, charging stations may face serious congestion proble…
Coordinated Charging and Discharging Strategies for Plug-in Electric Bus Fast Charging Station with Energy Storage System
Huimiao Chen, Zechun Hu, Hongcai Zhang +1
Plug-in electric bus (PEB) is an environmentally friendly mode of public transportation and plug-in electric bus fast charging stations (PEBFCSs) play an essential role in the oper…
Data-driven Chance-constrained Regulation Capacity Offering for Distributed Energy Resources
Hongcai Zhang, Zechun Hu, Eric Munsing +2
This paper studies the behavior of a strategic aggregator offering regulation capacity on behalf of a group of distributed energy resources (DERs, e.g. plug-in electric vehicles) i…
Data-Driven Planning of Plug-in Hybrid Electric Taxi Charging Stations in Urban Environments: A Case in the Central Area of Beijing
Huimiao Chen, Yinghao Jia, Zechun Hu +2
Plug-in electric vehicles (PEVs) can contribute to energy and environmental challenges. Among different types of PEVs, plug-in hybrid electric taxis (PHETs) go in advance. In this…
Risk-Averse Joint Capacity Evaluation of PV Generation and Electric Vehicle Charging Stations in Distribution Networks
Huimiao Chen, Zechun Hu, Yinghao Jia +1
Increasing penetration of distribution generation (DG) and electric vehicles (EVs) calls for an effective way to estimate the achievable capacity connected to the distribution syst…
Energy Storage Sharing Strategy in Distribution Networks Using Bi-level Optimization Approach
Huimiao Chen, Yang Yu, Zechun Hu +3
In this paper, we address the energy storage management problem in distribution networks from the perspective of an independent energy storage manager (IESM) who aims to realize op…
Stochastic Optimal Power Flow Based on Data-Driven Distributionally Robust Optimization
Yi Guo, Kyri Baker, Emiliano Dall'Anese +2
We propose a data-driven method to solve a stochastic optimal power flow (OPF) problem based on limited information about forecast error distributions. The objective is to determin…
Joint Planning of PEV Fast-Charging Network and Distributed PV Generation Using the Accelerated Generalized Benders Decomposition
Hongcai Zhang, Scott J. Moura, Zechun Hu +2
Integration of plug-in electric vehicles (PEVs) with distributed renewable resources will decrease PEVs' well-to-wheels greenhouse gas emissions, promote renewable power adoption a…
A Second Order Cone Programming Model for Planning PEV Fast-Charging Stations
Hongcai Zhang, Scott Moura, Zechun Hu +2
This paper studies siting and sizing of plug-in electric vehicle (PEV) fast-charging stations on coupled transportation and power networks. We develop a closed-form service rate mo…
Chance-Constrained Two-Stage Unit Commitment under Uncertain Load and Wind Power Output Using Bilinear Benders Decomposition
Yao Zhang, Jianxue Wang, Bo Zeng +1
In this paper, we study unit commitment (UC) problems considering the uncertainty of load and wind power generation. UC problem is formulated as a chance-constrained two-stage stoc…