Dehu Zou | Power-System Simulation, Grid Automation and Industrial Software R&D

Technical Articles

English originals/adaptations are highlighted first; the remaining links provide access to the broader Chinese technical archive.

English Articles

Long-form English technical work for international readers.

2 EN

From Ybus to an Industrial-Grade Power Flow SolverEN From the Nelson River to PSCAD and RTDS: Manitoba’s Power-System Simulation StoryEN

Power-System Fundamentals & Computation

Physical principles, power flow, short circuits, symmetrical components, state estimation, frequency, and control.

From Ybus to an Industrial-Grade Power Flow SolverEN Understanding Power Systems from PhysicsZH Understanding Power-Flow Calculation in DepthZH Power Flow through Matrix ThinkingZH Revisiting the Newton–Raphson MethodZH Understanding Symmetrical Components in DepthZH Useful Constants and Approximate Formulae in Power SystemsZH Short Circuits and Short-Circuit RatioZH Power-System State EstimationZH From Music to Primary Frequency ControlZH Thoughts on Power-System ControlZH

Simulation, Dispatch & Engineering Practice

Real-time simulation, grid dispatch, secondary equipment, industrial software, R&D management, and commercialization.

Career Review and ReflectionsZH Manitoba Series: The Entrepreneurship Story of Manitoba Hydro, PSCAD and RTDSZH Manitoba Series: From the Nelson River to PSCAD and RTDSEN Thoughts on Grid-Dispatch TechnologyZH On Power-System SimulationZH Notes from a Power-System Simulation ConferenceZH Embedded Devices in Power SystemsZH An Introduction to Power-System Secondary EquipmentZH On Safety in the Electric-Power IndustryZH On Digital Transformation in the Power IndustryZH Evolution and Design of Industrial SystemsZH On Systems EngineeringZH

Computing & Information Technology

High-performance computing, system software, programming languages, communications, and computer architecture.

Programming Languages in Power SystemsZH An Introduction to Power-System CommunicationsZH Distributed Computer SystemsZH Elementary Mathematical Functions in ComputersZH C++ Optimization TechniquesZH A Journey through Computer SystemsZH On Assembly LanguageZH

Education

2003–2007

Nanjing University of Science and Technology — B.Eng. in Electrical Engineering and Automation.

2008–2010

Nanjing University of Science and Technology — M.Eng. in Power Systems and Automation. Ranked first in the program entrance examination; master’s thesis received the Jiangsu Province Outstanding Master’s Thesis award.

2018–present

Southeast University — part-time Doctor of Engineering program.

Professional Experience

2007–2008

State Grid Anhui Ma’anshan Power Supply Company — operation and maintenance duty at the 500-kV Dangtu substation.

2010–2013

Assistant Engineer, NARI Technology Co., Ltd. (Power Grid Division) — engineering deployment and maintenance of OPEN-3000 and D5000 grid-dispatch automation systems; accumulated field experience at nearly 100 dispatch centers.

2013–2017

Engineer / Senior Engineer, NARI Technology Co., Ltd. (System R&D Center) — D5000 R&D. Second contributor to Key Technologies and Applications of a Wide-Area Hierarchical Self-Healing System for Urban Backbone Grids, assessed by the Chinese Society for Electrical Engineering as reaching an overall internationally leading level. According to the company’s 2017 financial statistics, products for which I led R&D contributed RMB 111.0415 million in incremental sales and RMB 38.22 million in incremental profit.

2018–Feb. 2020

Senior Engineer, Industrial Research Center, NARI Research Institute — participated in NARI Group strategic technology planning and conducted planning/simulation research on active distribution networks and microgrids.

Feb. 2020–present

Full-time research staff at Southeast University; Technical Director at Jiangsu Kunyou Energy Technology Co., Ltd. Led development of ADS-RTSim, a domestically developed power-system real-time EMT simulation platform with more than 500,000 lines of industrial C++ code. The platform has been productized and deployed in multiple grid projects in Jiangsu, Zhejiang, Guizhou, and other regions.

Selected Awards

Representative science-and-technology, patent, and paper awards from major utilities, industry organizations, and Jiangsu Province.

[1] Third Prize, Science and Technology Progress Award, State Grid Corporation of China, 2019 — second contributor, Key Technologies and Applications of a Wide-Area Hierarchical Self-Healing System for Urban Backbone Grids.
[2] Third Prize, Patent Award, State Grid Corporation of China, 2018 — first inventor, A Parameter Identification and Estimation Method for Large Power Grids.
[3] Third Prize, Jiangsu Electric Power Science and Technology Progress Award, 2019 — second contributor, same wide-area hierarchical self-healing project.
[4] Third Prize, Patent Award, China Southern Power Grid, 2015 — third inventor, Automatic Transfer Method and Device for Substations with Multiple Incoming Lines.
[5] Second Prize, Patent Award, Guangdong Power Grid, 2015 — third inventor, same automatic-transfer patent.

Additional awards and paper recognitions

[6] Third Prize, Science and Technology Progress Award, NARI Group, 2019 — first contributor, Research and Application of a City-Level Smart-Grid Master-Station Automatic Transfer Control System.
[7] Third Prize, NARI Group “Five Small Innovations” Award, 2019 — first contributor, Research and Development of High-Performance Topology Analysis and Its Application in Power-System Analysis and Control.
[8] Second Prize, NARI Group Patent Award, 2023 — third inventor, Method for Improving the Computational Speed of Power-System State Estimation.
[9] Second Prize, Outstanding Paper Award, State Grid Electric Power Research Institute, 2014 — first and corresponding author, Application of Network Automatic Transfer System in Regional EMS.
[10] Outstanding Paper Award, Power System Automation Committee of the Chinese Society for Electrical Engineering, 2016 — corresponding author, Application of the Parallel Sparse Direct Solver SuperLUMT in State Estimation.
[11] Jiangsu Province Outstanding Master’s Thesis, 2011 — Research on Adaptive Terminal Sliding-Mode Control for Power Systems.

Contact & Public Profiles

zoudehu@gmail.com

zoupaper@163.com

ORCID

0000-0002-3359-0145

GitHub

github.com/zoudehupowersystem

WeChat public account: 深入理解电力系统
(In-Depth Understanding of Power Systems)

QR code for the WeChat public account 深入理解电力系统

Power Systems · Engineering · Computing & Simulation

Industry, Academic & Open-Source Service

Founder and maintainer of the OPSEN open-source project (GitHub: zoudehupowersystem, 2025–present), building an open-source ecosystem for power-system modelling, simulation, analysis, and applications.
Session Chair for T2 at the 2025 IEEE 3rd International Conference on Power Science and Technology (ICPST 2025).
Contributor to Chinese national standard GB/T 40616-2021, Technical Requirements for Simulation Testing of Cluster Control Systems for Village and Town Photovoltaic Power Stations.
External master’s-student advisor, School of Electronic Science and Engineering, Southeast University.

Selected Granted Invention Patents

28 granted invention patents through Aug. 2026. The entries below mirror the representative patent list on the Chinese homepage.

[1] CN201410175518.9. A Parameter Identification and Estimation Method for Large Power Grids. Inventors: Dehu Zou; Chengming Gong; Yi Wang. Recipient of a Third Prize, State Grid Corporation of China Patent Award.
[2] CN201210075597.7. Automatic Transfer Method and Device for Substations with Multiple Incoming Lines. Inventors: Bo Chen; Guohao Li; Dehu Zou. Recipient of a Third Prize, China Southern Power Grid Patent Award, and a Second Prize, Guangdong Power Grid Patent Award.
[3] CN201710823171.8. A Method for Improving the Computational Speed of Power-System State Estimation. Inventors: Yuchun Luo; Xin Shan; Dehu Zou; Yi Wang; Juanjuan Lu; Xinkui Xi; Long Peng; Yajun Wang; Bin Ma. Recipient of a Second Prize, NARI Group Patent Award.
[4] CN202511334913.1. An Interpolation-Free Hybrid-Line Simulation Model with Accurate Zero-Sequence Impedance and Its Construction Method. Inventors: Dehu Zou; Wei Liu; Jichuan Wang; Facun Liang; Linxi Chen; Qiang Yu.
[5] CN202411661908.7. A High-Performance Dynamic Waveform Refresh Method for Power-System Real-Time Simulation. Inventors: Dehu Zou; Jichuan Wang; Wei Liu; Suyang Zhou; Facun Liang; Linxi Chen.
[6] CN202410797742.5. A Multi-Level Integrated Graph-and-Model Method and System for Power-System Modelling. Inventors: Jichuan Wang; Dehu Zou; Wei Liu; Suyang Zhou; Facun Liang; Linxi Chen.

Additional representative granted invention patents

[7] CN202211175264.1. Multi-Time-Scale Optimal Control Method for Energy Storage Based on LSTM Prediction and Correction. Inventors: Wei Liu; Chengtao Jiang; Wei Gu; Dehu Zou.
[8] CN202110737623.7. Hardware-Accelerated Parallel Multi-Rate Electromagnetic-Transient Real-Time Simulation Method for Converters. Inventors: Wei Gu; Ke Li; Yang Cao; Dehu Zou; Xiaoyu Jiang.
[9] CN202010590540.5. Converter Parameterized Constant-Admittance Modelling Method Based on Cross Initialization. Inventors: Wei Gu; Yang Cao; Dehu Zou; Ke Li; Kun Shi.
[10] CN201811223256.3. A Data-Driven Method and System for Evaluating Reactance Parameters of Ring Power Networks. Inventors: Dehu Zou; Yi Wang; Xin Shan; Long Peng; Yuchun Luo; Juanjuan Lu.
[11] CN201810320169.3. A Method and System for Determining Automatic-Transfer Enable/Disable Combinations Based on Integer Programming. Inventors: Dehu Zou; Yingqi Huang; Zongbao Zhang; Zizhao Lin; Jiao Hao; Long Peng; Yi Wang; Lei Zhang; Qian Wang; Haoran Li; Yangyang Yu; Yuhong Ouyang.
[12] CN201711234334.5. Enable/Disable Method for Automatic Transfer Based on Two-Layer Control. Inventors: Dehu Zou; Yi Wang; Xin Shan.
[13] CN201710545721.4. An Online Estimation Method for the Variance of Time-Varying Measurement Data. Inventors: Chengming Gong; Dehu Zou; Lei Li.
[14] CN201610318342.7. A Method for Using Topology Information in Network Automatic Transfer. Inventors: Dehu Zou; Xi Xu; Xin Shan; Jinjun Lu; Dawei Su; Chunlei Xu; Jing Yu; Qibing Zhang.
[15] CN201510665813.7. A Transformer Parameter Estimation Method. Inventors: Long Peng; Xiaoqiang Sun; Xin Gao; Dehu Zou; Guixiang Zhai; Li Zhang; Qing Yang; Yi Wang; Xin Shan; Jinjun Lu.
[16] CN201510418589.1. An Online Filtering Method for Telemetry Data in Dispatch Systems. Inventors: Yi Wang; Dehu Zou; Zemei Dai; Xin Shan; Dawei Su; Chunlei Xu.
[17] CN201210226842.X. An Adaptive Generation Method for Wide-Area Automatic Transfer Models. Inventors: Dehu Zou; Zhongda Wang; Liufei Xu; Chengming Gong; Lei Li; Wenbin Zhang; Liangliang Ge.
[18] U.S. patent publication, Converter Parameterized Constant Admittance Modeling Method Based on Cross Initialization, published 2022-09-20. Inventors: Wei Gu; Yang Cao; Dehu Zou; Ke Li; Kun Shi.

Selected Publications

34 published papers through Sep. 2026. The list mirrors the representative publications shown on the Chinese homepage, with English translations of Chinese titles for international readers.

[1] Zou, D.; Gu, W.; Liu, W. Deadline-Deterministic Sparse Matrix Updates with Versioned Factor Banks for Real-Time Distribution Network EMT Simulation. Electronics 2026, 15, 3934. https://doi.org/10.3390/electronics15173934.
[2] Zou, D.; Gu, W.; Liu, W. Interpolation-Free Hybrid Bergeron–π Line Model with Accurate Zero-Sequence Impedance. Energies 2026, 19, 1164. https://doi.org/10.3390/en19051164.
[3] D. Zou, K. Hu, W. Liu and W. Gu, “Efficient Controller Simulation for Power Systems Based on Hybrid Topology-AI Simulation Framework,” 2025 IEEE 3rd International Conference on Power Science and Technology (ICPST), Kunming, China, 2025, pp. 216-221, doi: 10.1109/ICPST65050.2025.11089396.
[4] Dehu Zou, Xi Xu, Xin Shan, et al. “Automatic Transfer System Based on Centralized Security Checking and Distributed Control.” Power System Protection and Control, 2017, 45(21): 140–146. [Chinese]
[5] Quanwei Chen, Chengming Gong, Jinquan Zhao, Yi Wang, Dehu Zou (corresponding author). “Application of the Parallel Sparse Direct Solver SuperLUMT in State Estimation.” Automation of Electric Power Systems, 2017, 41(03): 83–88. [Chinese]

Additional representative publications

[6] Dehu Zou, Zhongda Wang, Liufei Xu, et al. “Application of a Network Automatic Transfer System in Regional EMS.” Automation of Electric Power Systems, 2013, 37(17): 106–111. [Chinese]
[7] Dehu Zou, Baohua Wang. “Backstepping Terminal Sliding-Mode Coordinated Control of SVC and Generator Excitation.” Power System Technology, 2011, 35(04): 108–111. DOI:10.13335/j.1000-3673.pst.2011.04.023. [Chinese]
[8] Dehu Zou, Baohua Wang. “Adaptive Robust Terminal Sliding-Mode Excitation Control for Multi-Machine Power Systems.” Electric Power Automation Equipment, 2010, 30(12): 79–82. [Chinese]
[9] Dehu Zou, Baohua Wang. “Adaptive Terminal Sliding-Mode Integrated Control of Turbine Generators.” Power System Protection and Control, 2010, 38(17): 33–36+42. [Chinese]
[10] Z. Dehu, S. Yulin and W. Baohua, “Terminal Sliding Mode Valving Controller Based on COI Signal for Multi-machine Power Systems,” 2010 International Conference on Electrical and Control Engineering, Wuhan, China, 2010, pp. 4346–4349.