89 citations · 218 across the 13 of their papers we have counts for
13 papers
A Model Predictive Approach for Enhancing Transient Stability of Grid-Forming Converters
Ali Arjomandi-Nezhad, Yifei Guo, Bikash C. Pal +1
A model predictive control (MPC) method for enhancing post-fault transient stability of a grid-forming (GFM) inverter based resources (IBRs) is developed in this paper. This propos…
Model-Free Optimal Control of Inverter for Dynamic Voltage Support
Yifei Guo, Bikash C. Pal, Rabih A. Jabr
Inverter-based resources (IBRs) are required to provide dynamic voltage support (DVS) during voltage dips to enhance the low-voltage ride-through capability. In this paper, we deve…
Online Voltage Control for Unbalanced Distribution Networks Using Projected Newton Method
Rui Cheng, Zhaoyu Wang, Yifei Guo +1
This paper proposes an online voltage control strategy of distributed energy resources (DERs), based on the projected Newton method (PNM), for unbalanced distribution networks. The…
Analyzing Photovoltaic's Impact on Conservation Voltage Reduction in Distribution Networks
Rui Cheng, Zhaoyu Wang, Yifei Guo +1
Conservation voltage reduction (CVR) has been widely implemented in distribution networks and helped utilities effectively reduce energy and peak load. However, the increasing pene…
On the Optimality of Voltage Unbalance Attenuation by Inverters
Yifei Guo, Bikash C. Pal, Rabih A. Jabr
In this paper, we investigate the control of inverter-based resources (IBRs) for optimal voltage unbalance attenuation (OVUA). This problem is formulated as an optimization program…
Global Optimality of Inverter Dynamic Voltage Support
Yifei Guo, Bikash C. Pal, Rabih A. Jabr
This paper investigates the dynamic voltage support (DVS) control of inverter-based resources (IBRs) under voltage sags to enhance the low-voltage ride-through performance. We firs…
An Online Feedback-Based Linearized Power Flow Model for Unbalanced Distribution Networks
Rui Cheng, Zhaoyu Wang, Yifei Guo
The non-linearity and non-convexity of power flow models and the phase coupling challenge the analysis and optimization of unbalanced distribution networks. To tackle the challenge…
Distribution Grid Modeling Using Smart Meter Data
Yifei Guo, Yuxuan Yuan, Zhaoyu Wang
The knowledge of distribution grid models, including topologies and line impedances, is essential to grid monitoring, control and protection. However, this information is often una…
Distributed Optimal Conservation Voltage Reduction in Integrated Primary-Secondary Distribution Systems
Qianzhi Zhang, Yifei Guo, Zhaoyu Wang +1
This paper proposes an asychronous distributed leader-follower control method to achieve conservation voltage reduction (CVR) in three-phase unbalanced distribution systems by opti…
Disaggregating Customer-level Behind-the-Meter PV Generation Using Smart Meter Data and Solar Exemplars
Fankun Bu, Kaveh Dehghanpour, Yuxuan Yuan +2
Customer-level rooftop photovoltaic (PV) has been widely integrated into distribution systems. In most cases, PVs are installed behind-the-meter (BTM), and only the net demand is r…
Learning-Based Real-Time Event Identification Using Rich Real PMU Data
Yuxuan Yuan, Yifei Guo, Kaveh Dehghanpour +2
A large-scale deployment of phasor measurement units (PMUs) that reveal the inherent physical laws of power systems from a data perspective enables an enhanced awareness of power s…
Two-Layer Volt/VAR Control in Unbalanced Active Distribution Systems: Efficient Optimization and Accurate Tracking
Yifei Guo, Qianzhi Zhang, Zhaoyu Wang +2
This paper proposes a novel two-layer Volt/VAR control (VVC) framework to regulate the voltage profiles across an unbalanced active distribution system, which achieves both the eff…
Secondary Voltage Control of Microgrids Using Nonlinear Multiple Models Adaptive Control
Zixiao Ma, Zhaoyu Wang, Yifei Guo +2
This paper proposes a novel model-free secondary voltage control (SVC) for microgrids using nonlinear multiple models adaptive control. The proposed method is comprised of two comp…