Yousu Chen
YOU?
Author Swipe
View article: An Early Investigation of the HHL Quantum Linear Solver for Scientific Applications
An Early Investigation of the HHL Quantum Linear Solver for Scientific Applications Open
In this paper, we explore using the Harrow–Hassidim–Lloyd (HHL) algorithm to address scientific and engineering problems through quantum computing, utilizing the NWQSim simulation package on a high-performance computing platform. Focusing …
View article: A Hybrid Dynamic/Steady-State Tool With Protection Simulation for Cascading-Outage Analysis of Extreme Events in Power Systems
A Hybrid Dynamic/Steady-State Tool With Protection Simulation for Cascading-Outage Analysis of Extreme Events in Power Systems Open
Large portions of the electrical power grid are susceptible to component failures that when combined with certain other factors (extreme events), could cause cascading outages. Some of these outages can be severe enough to trigger brownout…
View article: SERDA: Secure Enhanced and Robust Data Aggregation Scheme for Smart Grid
SERDA: Secure Enhanced and Robust Data Aggregation Scheme for Smart Grid Open
Data aggregation is considered a viable security and privacy solution for smart grid as it allows to obtain the total electricity consumption within a region without disclosing individual data. However, existing data aggregation schemes gi…
View article: Laboratory and Field Evaluation of an Energy Harvesting Tie for Energy Generation on Railroad Tracks
Laboratory and Field Evaluation of an Energy Harvesting Tie for Energy Generation on Railroad Tracks Open
This study provides the design and performance evaluation of a novel energy harvesting tie for railroad applications.The design concepts will describe the working principle and successful implementation of a kinetic energy harvesting mecha…
View article: 5G Energy FRAME Report on 5G for Grid Use Case (Year 3 Final Report)
5G Energy FRAME Report on 5G for Grid Use Case (Year 3 Final Report) Open
This report provides an extensive overview of the interrelationships among energy, communication, and computing—especially in the context of decarbonization goals, challenges, and opportunities. Technical examples enabled by 5G technologie…
View article: Scalable Risk Assessment of Rare Events in Power Systems With Uncertain Wind Generation and Loads
Scalable Risk Assessment of Rare Events in Power Systems With Uncertain Wind Generation and Loads Open
Risk assessment of rare events has become increasingly important in power system planning and operation with the increasing integration of renewable energy and the presence of system uncertainties. However, quantifying the risk posed by ra…
View article: Cloud-based Testbed for Adaptive Under-Frequency Load Shedding with High DER Penetration
Cloud-based Testbed for Adaptive Under-Frequency Load Shedding with High DER Penetration Open
Increasing penetration of distributed energy resources and behind-the-meter renewables may soon disrupt the efficacy of critical protection schemes, such as under-frequency load shedding (UFLS). Improved data exchange and coordination acro…
View article: A Review of Edge Computing Technology and Its Applications in Power Systems
A Review of Edge Computing Technology and Its Applications in Power Systems Open
Recent advancements in network-connected devices have led to a rapid increase in the deployment of smart devices and enhanced grid connectivity, resulting in a surge in data generation and expanded deployment to the edge of systems. Classi…
View article: Challenges, Industry Practice, and Research Opportunities for Protection of IBR-Rich Systems
Challenges, Industry Practice, and Research Opportunities for Protection of IBR-Rich Systems Open
The objective of this technical report is to outline the challenges of protection design for power systems rich in inverter-based resources (IBRs), synthesize current industrial practices, review new approaches from recent literature, and …
View article: An Early Investigation of the HHL Quantum Linear Solver for Scientific Applications
An Early Investigation of the HHL Quantum Linear Solver for Scientific Applications Open
In this paper, we explore using the Harrow-Hassidim-Lloyd (HHL) algorithm to address scientific and engineering problems through quantum computing, utilizing the NWQSim simulation package on a high-performance computing platform. Focusing …
View article: Artificial Intelligence/Machine Learning Technology in Power System Applications
Artificial Intelligence/Machine Learning Technology in Power System Applications Open
The primary purpose of this report is to provide an overview of the advancement in artificial intelligence and machine learning (AI/ML) technologies and their applications in power systems. It offers a foundation for understanding the tran…
View article: Early Exploration of a Flexible Framework for Efficient Quantum Linear Solvers in Power Systems
Early Exploration of a Flexible Framework for Efficient Quantum Linear Solvers in Power Systems Open
The rapid integration of renewable energy resources presents formidable challenges in managing power grids. While advanced computing and machine learning techniques offer some solutions for accelerating grid modeling and simulation, there …
View article: Robust Disturbance Rejection Rotor Current Control of Doubly-Fed Induction Generators
Robust Disturbance Rejection Rotor Current Control of Doubly-Fed Induction Generators Open
This article proposes a robust transient disturbance rejection current controller (TDRCC) to improve the transient performance of doubly-fed induction generators (DFIGs) in wind turbines during grid disturbances, such as short circuits. He…
View article: Eastern Interconnection Wide-Area Oscillation Assessment and Study Report
Eastern Interconnection Wide-Area Oscillation Assessment and Study Report Open
To meet the government mandates such as Renewable Portfolio Standards (RPS), conventional synchronous generators with rotating mass are being displaced by inverter-based resources (IBRs), leading to high penetration of renewable energy sou…
View article: Enhanced dynamic contingency analysis for power systems
Enhanced dynamic contingency analysis for power systems Open
The present disclosure describes systems and techniques that enhance effectiveness and efficiency of a contingency analysis tool that is used for studying the magnitude and likelihood of extreme contingencies and potential cascading events…
View article: Toward Intelligent Emergency Control for Large-scale Power Systems: Convergence of Learning, Physics, Computing and Control
Toward Intelligent Emergency Control for Large-scale Power Systems: Convergence of Learning, Physics, Computing and Control Open
This paper has delved into the pressing need for intelligent emergency control in large-scale power systems, which are experiencing significant transformations and are operating closer to their limits with more uncertainties. Learning-base…
View article: 5G Energy FRAME: The Design and Implementation of Data, Model, and Use Case (Year 2 Report)
5G Energy FRAME: The Design and Implementation of Data, Model, and Use Case (Year 2 Report) Open
This report summarizes the Year 2 work of Pacific Northwest National Laboratory’s (PNNL’s) 5G Fabricated Resource and Asset Management Encompassment for energy infrastructure (Energy FRAME) project funded by the Department of Energy Office…
View article: High Performance Adaptive Deep-Reinforcement-Learning-based Real-time Emergency Control (HADREC) to Enhance Power Grid Resilience in Stochastic Environment (Final Report)
High Performance Adaptive Deep-Reinforcement-Learning-based Real-time Emergency Control (HADREC) to Enhance Power Grid Resilience in Stochastic Environment (Final Report) Open
The HADREC technology developed in this project features real-time, validated, and predictive emergency control capabilities needed to effectively safeguard the grid against costly disturbances from extreme weather and other disruptive eve…
View article: Computational Requirements in Clean Energy and Manufacturing: Summary report of the virtual workshop held on June 28-29, 2021
Computational Requirements in Clean Energy and Manufacturing: Summary report of the virtual workshop held on June 28-29, 2021 Open
On June 28–29, 2021, the US Department of Energy’s (DOE’s) Advanced Scientific Computing Research (ASCR) program in the Office of Science convened a workshop with the Energy Efficiency and Renew able Energy (EERE) program offices to assess…
View article: Decision support systems and methods for complex networks
Decision support systems and methods for complex networks Open
Methods and systems for automated decision support in analyzing operation data from a complex network. Embodiments of the present invention utilize these algorithms and techniques not only to characterize the past and present condition of …
View article: Human-Centric Contingency Analysis Metrics for Evaluating Operator Performance and Trust
Human-Centric Contingency Analysis Metrics for Evaluating Operator Performance and Trust Open
A novel set of system-state and control-action penalty functions are introduced as an alternative to traditional performance index contingency ranking. The novel system state penalty metrics are formulated based on piecewise linear functio…
View article: A Configurable Hierarchical Architecture for Parallel Dynamic Contingency Analysis on GPUs
A Configurable Hierarchical Architecture for Parallel Dynamic Contingency Analysis on GPUs Open
Dynamic contingency analysis (DCA) for modern power systems is fundamental to help researchers and operators look ahead of potential issues, arrange operational plans, and improve system stabilities. However, since the system size and the …
View article: A 5G Enabled Adaptive Computing Workflow for Greener Power Grid
A 5G Enabled Adaptive Computing Workflow for Greener Power Grid Open
5G wireless technology can deliver higher data speeds, ultra low latency, more reliability, massive network capacity, increased availability, and a more uniform user experience to users. It brings additional power to help address the chall…
View article: WECC Wide-Area Oscillation Assessment and Trending Study Report
WECC Wide-Area Oscillation Assessment and Trending Study Report Open
This project, Wide-area Oscillation Analysis and Trending Study, is sponsored by the Office of Electricity (OE) of the Department of Energy (DOE) who tasked Northwest National Laboratory (PNNL) to conduct this research. Staff of Federal En…
View article: A Real-Time Operations Manual for the IEEE 118 Bus Transmission Model
A Real-Time Operations Manual for the IEEE 118 Bus Transmission Model Open
This document presents a sample operations manual for the IEEE 118 Bus Model, which is a synthetic test case developed in 1962 from a section of the transmission grid operated by American Electric Power (AEP). The model is one of the most …
View article: Contents
Contents Open
COVER IMAGEThe cover image depicts the data trading in new-type power systems: the spiral formed by dots represents renewable energies, the numbers 0 and 1 represent the data in energy systems, and the network formed by the lines and point…