92 citations · 199 across the 30 of their papers we have counts for
32 papers
Extreme Scenario Characterization for High Renewable Energy Penetrated Power Systems over Long Time Scales
Kai Kang, Feng Liu, Yifan Su +1
Power systems with high renewable energy penetration are highly influenced by weather conditions, often facing significant challenges such as persistent power shortages and severe…
Optimal Control in Both Steady State and Transient Process with Unknown Disturbances
Ming Li, Zhaojian Wang, Feng Liu +2
The scheme of online optimization as a feedback controller is widely used to steer the states of a physical system to the optimal solution of a predefined optimization problem. Suc…
On the Equilibrium of a Class of Leader-Follower Games with Decision-Dependent Chance Constraints
Jingxiang Wang, Zhaojian Wang, Bo Yang +2
In this paper, we study the existence of equilibrium in a single-leader-multiple-follower game with decision-dependent chance constraints (DDCCs), where decision-dependent uncertai…
Sharing Energy in Wide Area: A Two-Layer Energy Sharing Scheme for Massive Prosumers
Yifan Su, Peng Yang, Kai Kang +4
The popularization of distributed energy resources transforms end-users from consumers into prosumers. Inspired by the sharing economy principle, energy sharing markets for prosume…
Online Optimization in Power Systems with High Penetration of Renewable Generation: Advances and Prospects
Zhaojian Wang, Wei Wei, John Zhen Fu Pang +4
Traditionally, offline optimization of power systems is acceptable due to the largely predictable loads and reliable generation. The increasing penetration of fluctuating renewable…
Distributed Emergency Frequency Control Considering Transient Stability Constraints in Multi-Infeed Hybrid AC-DC System
Ye Liu, Chen Shen, Zhaojian Wang
Due to possible emergency faults and frequency regulation reserve shortage in the multi-infeed hybrid AC-DC (MIDC) system, the emergency frequency control (EFC) with LCC-HVDC syste…
Distributed Online Generalized Nash Equilibrium Tracking for Prosumer Energy Trading Games
Yongkai Xie, Zhaojian Wang, John Z. F. Pang +2
With the proliferation of distributed generations, traditional passive consumers in distribution networks are evolving into "prosumers", which can both produce and consume energy.…
Incentive Mechanism Design for Emergency Frequency Control in Multi-Infeed Hybrid AC-DC System
Ye Liu, Chen Shen, Zhaojian Wang +1
In multi-infeed hybrid AC-DC (MIDC) systems, the emergency frequency control (EFC) with LCC-HVDC systems participating is of vital importance for system frequency stability. Nevert…
Stochastic Gradient-based Fast Distributed Multi-Energy Management for an Industrial Park with Temporally-Coupled Constraints
Dafeng Zhu, Bo Yang, Chengbin Ma +4
Contemporary industrial parks are challenged by the growing concerns about high cost and low efficiency of energy supply. Moreover, in the case of uncertain supply/demand, how to m…
Asynchronous Decentralized Federated Learning for Collaborative Fault Diagnosis of PV Stations
Qi Liu, Bo Yang, Zhaojian Wang +4
Due to the different losses caused by various photovoltaic (PV) array faults, accurate diagnosis of fault types is becoming increasingly important. Compared with a single one, mult…
On Nash-Stackelberg-Nash Games under Decision-Dependent Uncertainties: Model and Equilibrium
Yunfan Zhang, Feng Liu, Zhaojian Wang +4
In this paper, we discuss a class of two-stage hierarchical games with multiple leaders and followers, which is called Nash-Stackelberg-Nash (N-S-N) games. Particularly, we conside…
Energy Management Based on Multi-Agent Deep Reinforcement Learning for A Multi-Energy Industrial Park
Dafeng Zhu, Bo Yang, Yuxiang Liu +3
Owing to large industrial energy consumption, industrial production has brought a huge burden to the grid in terms of renewable energy access and power supply. Due to the coupling…
Fast Distributed Stochastic Scheduling for A Multi-Energy Industrial Park
Dafeng Zhu, Bo Yang, Zhaojian Wang +3
The multi-energy management framework of industrial parks advocates energy conversion and scheduling, which takes full advantage of the compensation and temporal availability of mu…
Approaching the Transient Stability Boundary of a Power System: Theory and Applications
Peng Yang, Feng Liu, Wei Wei +1
Estimating the stability boundary is a fundamental and challenging problem in transient stability studies. It is known that a proper level set of a Lyapunov function or an energy f…
Convergence Analysis of Dual Decomposition Algorithm in Distributed Optimization: Asynchrony and Inexactness
Yifan Su, Zhaojian Wang, Ming Cao +2
Dual decomposition is widely utilized in distributed optimization of multi-agent systems. In practice, the dual decomposition algorithm is desired to admit an asynchronous implemen…
Robust Scheduling of Virtual Power Plant under Exogenous and Endogenous Uncertainties
Yunfan Zhang, Feng Liu, Zhaojian Wang +3
Virtual power plant (VPP) provides a flexible solution to distributed energy resources integration by aggregating renewable generation units, conventional power plants, energy stor…
Asynchrony-Resilient and Privacy-Preserving Charging Protocol for Plug-in Electric Vehicles
Yunfan Zhang, Feng Liu, Zhaojian Wang +5
The proliferation of plug-in electric vehicles (PEVs) advocates a distributed paradigm for the coordination of PEV charging. Distinct from existing primal-dual decomposition or con…
Exponential Stability of Partial Primal-Dual Gradient Dynamics with Nonsmooth Objective Functions
Zhaojian Wang, Wei Wei, Changhong Zhao +3
In this paper, we investigate the continuous time partial primal-dual gradient dynamics (P-PDGD) for solving convex optimization problems with the form $ \min\limits_{x\in X,y\inΩ}…
Distributed Generalized Nash Equilibrium Seeking for Energy Sharing Games
Zhaojian Wang, Feng Liu, Zhiyuan Ma +4
With the proliferation of distributed generators and energy storage systems, traditional passive consumers in power systems have been gradually evolving into the so-called "prosume…
Asynchronous Distributed Voltage Control in Active Distribution Networks
Zhaojian Wang, Feng Liu, Yifan Su +1
With the explosion of distributed energy resources (DERs), voltage regulation in distribution networks has been facing a great challenge. This paper derives an asynchronous distrib…
Toward Distributed Stability Analytics for Power Systems with Heterogeneous Bus Dynamics
Peng Yang, Feng Liu, Zhaojian Wang +3
The stability issue emerges as a growing number of diverse power apparatus connecting to the power system. The stability analysis for such power systems is required to adapt to het…
Distributed Stability Conditions for Power Systems with Heterogeneous Nonlinear Bus Dynamics
Peng Yang, Feng Liu, Zhaojian Wang +1
This paper derives distributed conditions that guarantee the system-wide stability for power systems with nonlinear and heterogeneous bus dynamics interconnected via power network.…
Towards Distributed Stability Analytics of Dynamic Power Systems: A Phasor-Circuit Theory Perspective
Peng Yang, Feng Liu, Zhaojian Wang +1
With the rapid development of renewable and distributed energies, the underlying dynamics of power systems are no longer dominated by large synchronous generators, but by numerous…
Distributed Optimal Load Frequency Control Considering Nonsmooth Cost Functions
Zhaojian Wang, Feng Liua, Changhong Zhao +2
This work addresses the distributed frequency control problem in power systems considering controllable load with a nonsmooth cost. The nonsmoothness exists widely in power systems…