Chang Chen Email & Phone Number

Knoxville, Tn, Us

Knoxville, Tennessee, United States

As a Research Collaborator – Inertia Estimation Project, I developed advanced event detection systems and inertia estimation algorithms for large interconnections. Focused on improving grid stability and response times during critical events.𝐑𝐞𝐬𝐩𝐨𝐧𝐬𝐢𝐛𝐢𝐥𝐢𝐭𝐢𝐞𝐬:- Build advanced event detection systems to identify pump storage turn-off events.- Propose and implement effective inertia estimation algorithms utilizing swinging equations.- Collaborate with Dominion Energy and TVA engineers to fine-tune event detection triggers.- Lead the development of a public-facing web platform displaying real-time inertia estimates.𝐊𝐞𝐲 𝐀𝐜𝐡𝐢𝐞𝐯𝐞𝐦𝐞𝐧𝐭𝐬:- Enhanced real-time monitoring capabilities and improved operational response times.- Automated inertia estimation and event detection, supporting integration of renewable energy sources.- Created a user-friendly interface using advanced data visualization and web development technologies.

As a Research Collaborator, I led the development and integration of metadata-sharing protocols between FNET/GridEye and NERC.𝐑𝐞𝐬𝐩𝐨𝐧𝐬𝐢𝐛𝐢𝐥𝐢𝐭𝐢𝐞𝐬:- Develop and integrate metadata-sharing protocols using Microsoft PI Server.- Engineer custom software and web services sing C++ and C# for data extraction, processing, and event detection from FNET/GridEye.- Responsible for the development and maintenance of software and protocols to enhance real-time grid performance- Maintain and update FNET/GridEye's core software infrastructure for real-time grid event detection.- Collaborate with NERC engineers to align system functionalities with grid monitoring requirements.𝐊𝐞𝐲 𝐀𝐜𝐡𝐢𝐞𝐯𝐞𝐦𝐞𝐧𝐭𝐬:- Enhanced reliability and scalability of power system monitoring.- Streamlined data-sharing capabilities, reducing latency in information transfer.- Improved grid data accessibility by developing automated data management processes.- Improved user interface for stakeholders through enhancements in HTML, PHP, and JavaScript, facilitating more intuitive data access.

--Aug. 2015-Jul. 2020• Model and simulate in PSCAD, to study the transmission mechanism of power quality disturbance along transmission line under Dr Yang’s Power Quality Research Group.

New York, United States

As a Research Collaborator – Grid Stability Project, I led simulation and optimization efforts to mitigate Fault-Induced Delayed Voltage Recovery (FIDVR) in the Con Edison power grid.𝐑𝐞𝐬𝐩𝐨𝐧𝐬𝐢𝐛𝐢𝐥𝐢𝐭𝐢𝐞𝐬:- Simulate and optimize grid stability solutions using PSSE.- Collaborate with Con Edison engineers to replicate and analyze FIDVR incidents.- Optimize strategic placement of Inverter-Based Resources (IBRs) within the grid.- Implement dynamic power system modeling to enhance grid robustness.𝐊𝐞𝐲 𝐀𝐜𝐡𝐢𝐞𝐯𝐞𝐦𝐞𝐧𝐭𝐬:- Reduced fault recovery time by developing comprehensive mitigation strategies for FIDVR events.- Improved voltage recovery performance, reducing system downtime.- Enhanced grid reliability in high-demand regions by optimizing IBR allocation.- Delivered key insights that influenced Con Edison's operational strategies.

As a Research Associate, I led the design and implementation of lossless data compression algorithms for ultra-high-resolution phasor measurement units (PMUs).Responsibilities:- Design and implement lossless data compression algorithms for PMUs.- Develop and optimize compression algorithms in C for hardware-level integration.- Engineer server-side data processing and storage solutions using C++ and C#.- Improve real-time monitoring capabilities by optimizing communication protocols.- Presented findings to stakeholders on improving data handling and fault detection.Key Achievements:- Improved efficiency of field data transfer and storage without compromising accuracy.- Enhanced data throughput and reduced latency in real-time power grid monitoring systems.- Enabled rapid analysis of phasor data for real-time grid management and fault detection.

As a Research Associate, I led studies on power quality disturbance transmission and system stability along long transmission lines.𝐑𝐞𝐬𝐩𝐨𝐧𝐬𝐢𝐛𝐢𝐥𝐢𝐭𝐢𝐞𝐬:- Conducted advanced PSCAD simulations to analyze transmission mechanisms of power quality disturbances.- Investigated harmonic transmission characteristics of long transmission lines and proposed mitigation strategies.- Developed precise simulation models to enhance grid reliability and power quality in high-voltage transmission systems.- Collaborated with cross-functional teams to design solutions that minimize energy losses in long-distance transmission.- Provided actionable recommendations based on simulation results to improve power quality.𝐊𝐞𝐲 𝐀𝐜𝐡𝐢𝐞𝐯𝐞𝐦𝐞𝐧𝐭𝐬:- Improved power quality in long transmission lines through innovative harmonic mitigation strategies.- Contributed to the design of more resilient transmission systems, reducing system disturbances.- Proposed solutions that ensured compliance with international power quality standards, improving long-term grid sustainability.

Doctor Of Philosophy - Phd, Electrical Engineering And Computer Science, Gpa: 4.0/4.0

- Focused on Power Systems, and Real-Time Systems - Specialized in power system stability, fault detection, renewable energy integration.

Doctor Of Philosophy - Phd, Electrical Engineering, Gpa: 3.74/4.0

- Dissertation: "Power Quality Disturbance Transmission Mechanisms Along Long Transmission Lines" - Research centered on power quality.