Works (37)

Updated: April 22nd, 2024 06:08

2024 article

An IoT-Based Framework for Distributed Generic Microgrid Controllers

Tu, H., Yu, H., Du, Y., Eisele, S., Lu, X., Karsai, G., & Lukic, S. (2024, March 28). IEEE TRANSACTIONS ON CONTROL SYSTEMS TECHNOLOGY, Vol. 3.

author keywords: Distributed algorithms; Internet of Things; Microgrids; Voltage control; Peer-to-peer computing; IEEE Standards; Heuristic algorithms; Consensus protocols; distributed control; generic microgrid (MG) controller; Internet of Things (IoT); MGs
Sources: ORCID, Web Of Science, NC State University Libraries
Added: April 1, 2024

2024 journal article

Privacy-Preserving Robust Consensus for Distributed Microgrid Control Applications

IEEE TRANSACTIONS ON INDUSTRIAL ELECTRONICS, 71(4), 3684–3697.

By: H. Tu n, Y. Du*, H. Yu n, X. Lu n & S. Lukic

author keywords: Distributed microgrid control; privacy-preserving; robust consensus; state decomposition
TL;DR: A privacy-preserving distributed average observer is proposed that is based on robust consensus and uses the state decomposition method to preserve privacy and is thus applicable for MG distributed control applications. (via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Sources: ORCID, Web Of Science, NC State University Libraries
Added: May 16, 2023

2023 journal article

Distributed Economic Dispatch for Microgrids Tracking Ramp Power Commands

IEEE TRANSACTIONS ON SMART GRID, 14(1), 94–111.

By: H. Tu n, Y. Du*, H. Yu n, S. Meena n, X. Lu n & S. Lukic

author keywords: Consensus algorithm; distributed control; economic dispatch; microgrid; ramp input; regulation service
Sources: ORCID, Web Of Science, NC State University Libraries
Added: July 9, 2022

2023 journal article

Double Synchronous Unified Virtual Oscillator Control for Asymmetrical Fault Ride-Through in Grid-Forming Voltage Source Converters

IEEE TRANSACTIONS ON POWER ELECTRONICS, 38(6), 6759–6763.

By: M. Awal n, M. Rachi n, H. Yu n, I. Husain n & S. Lukic n

author keywords: Oscillators; Synchronization; Voltage control; Phase locked loops; Control systems; Frequency synchronization; Switches; Asymmetrical fault ride-through; fault-ride-through (FRT); grid-forming (GFM) converter; unified virtual oscillator controller (UVOC)
TL;DR: A double synchronous unified virtual oscillator controller (dsUVOC) is proposed for grid-forming voltage source converters to achieve synchronization to the fundamental frequency positive- and negative-sequence components of unbalanced or distorted grids. (via Semantic Scholar)
Sources: ORCID, Web Of Science, NC State University Libraries
Added: December 9, 2022

2023 article

Grid-Forming Nature Retaining Fault Ride-Through Control

2023 IEEE APPLIED POWER ELECTRONICS CONFERENCE AND EXPOSITION, APEC, pp. 2753–2758.

By: M. Awal*, M. Rachi n, H. Yu*, S. Schroeder, J. Dannehl* & I. Husain n

author keywords: Grid-forming control; GFM; fault ride-through; FRT; current constrained operation; current limiting control
UN Sustainable Development Goal Categories
Sources: Web Of Science, NC State University Libraries
Added: September 5, 2023

2023 journal article

Impact of Virtual Inertia on DC Grid Stability With Constant Power Loads

IEEE TRANSACTIONS ON POWER ELECTRONICS, 38(5), 5693–5699.

By: H. Tu n, H. Yu n & S. Lukic n

author keywords: Stability criteria; Power system stability; Numerical stability; Impedance; Capacitors; Voltage control; Resistors; Constant power load (CPL); dc grids; stability; virtual inertia
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (Web of Science; OpenAlex)
Sources: ORCID, Web Of Science, NC State University Libraries
Added: February 8, 2023

2023 article

Modeling, Analysis, and Design for Small-Signal Stability in Sequence-Decomposed Grid-Forming Control

Awal, M. A., Cen, S., Rachi, M. R. K., Yu, H., Schröder, S., & Husain, I. (2023, July 14).

By: M. Awal, S. Cen, M. Rachi, H. Yu*, S. Schröder & I. Husain

Source: ORCID
Added: July 15, 2023

2023 article

Modeling, Analysis, and Design for Small-Signal Stability in Sequence-Decomposed Grid-Forming Control

Awal, M. A., Cen, S., Rachi, M. R. K., Yu, H., Schröder, S., & Husain, I. (2023, July 14).

By: M. Awal, S. Cen, M. Rachi, H. Yu*, S. Schröder & I. Husain

Source: ORCID
Added: July 15, 2023

2023 journal article

Modeling, Analysis, and Design for Small-Signal Stability in Sequence-Decomposed Grid-Forming Control

IEEE Transactions on Industry Applications.

Source: ORCID
Added: February 1, 2024

2022 journal article

A Unified Power-Setpoint Tracking Algorithm for Utility-Scale PV Systems With Power Reserves and Fast Frequency Response Capabilities

IEEE TRANSACTIONS ON SUSTAINABLE ENERGY, 13(1), 479–490.

By: V. Paduani n, H. Yu n, B. Xu n & N. Lu

author keywords: Voltage measurement; Temperature measurement; Steady-state; Mathematical models; Frequency response; Current measurement; Real-time systems; Inverter control; fast frequency response; FPPT; MPPE; power curtailment; power regulation; power reserves; PV system
TL;DR: A fast power-setpoint tracking algorithm to enable utility-scale photovoltaic (PV) systems to provide high quality grid services such as power reserves and fast frequency response and outperforms the state-of-the-art. (via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (Web of Science; OpenAlex)
Sources: Web Of Science, NC State University Libraries, ORCID
Added: December 21, 2021

2022 article

Assessment of Anti-Islanding Schemes on a Distribution System with High DER Penetration and Dynamic VAR Compensators

2022 IEEE 13TH INTERNATIONAL SYMPOSIUM ON POWER ELECTRONICS FOR DISTRIBUTED GENERATION SYSTEMS (PEDG).

By: K. DSouza n, V. Muthukaruppan n, H. Yu n, M. Baran n, S. Lukic n & A. Vukojevic*

author keywords: Islanding detection; dynamic VAR compensator; hardware-in-loop; real-time simulation
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (Web of Science; OpenAlex)
Sources: Web Of Science, NC State University Libraries
Added: April 11, 2023

2022 article

Economic Dispatch in Microgrids using Relaxed Mixed Integer Linear Programming

2022 IEEE ENERGY CONVERSION CONGRESS AND EXPOSITION (ECCE).

By: S. Meena n, H. Tu n, H. Yu n & S. Lukic n

author keywords: ED; Integer variables; MILP; Convergence time
Sources: Web Of Science, NC State University Libraries
Added: November 20, 2023

2021 article

A Compact 50kW High Power Density, Hybrid 3-Level Paralleled T-type Inverter for More Electric Aircraft Applications

2021 IEEE TRANSPORTATION ELECTRIFICATION CONFERENCE & EXPO (ITEC), pp. 652–657.

By: L. Ravuri n, H. Yu n, A. Chatterji n, H. Tu n & S. Lukic n

UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (Web of Science; OpenAlex)
Sources: Web Of Science, NC State University Libraries
Added: December 20, 2021

2021 journal article

A Distributed Control Architecture for Cascaded H-Bridge Converter With Integrated Battery Energy Storage

IEEE Transactions on Industry Applications, 57(1), 845–856.

By: B. Xu n, H. Tu n, Y. Du n, H. Yu n, H. Liang* & S. Lukic n

author keywords: Voltage control; State of charge; Decentralized control; Batteries; Switches; Regulation; Control systems; Battery state-of-charge (SOC) balancing; cascaded H-bridge (CHB); consensus algorithm; distributed control
TL;DR: A hierarchical distributed control architecture that consists of primary control, secondary control, and battery state-of-charge (SOC) balancing control is presented to regulate power sharing among modules and is proved to be stable theoretically. (via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (Web of Science; OpenAlex)
Source: ORCID
Added: April 24, 2022

2021 article

Adaptive Pre-Synchronization and Discrete-Time Implementation for Unified Virtual Oscillator Control1

2021 IEEE ENERGY CONVERSION CONGRESS AND EXPOSITION (ECCE), pp. 3418–3424.

By: M. Awal n, M. Rachi n, M. Bipu n, H. Yu n & I. Husain n

author keywords: pre-synchronization; unified virtual oscillator control; uVOC; grid-forming converter; terminal voltage compensation
UN Sustainable Development Goal Categories
Sources: Web Of Science, NC State University Libraries
Added: July 5, 2022

2021 journal article

Comparative Transient Stability Assessment of Droop and Dispatchable Virtual Oscillator Controlled Grid-Connected Inverters

IEEE TRANSACTIONS ON POWER ELECTRONICS, 36(2), 2119–2130.

By: H. Yu n, M. Awal n, H. Tu n, I. Husain n & S. Lukic n

author keywords: Transient analysis; Inverters; Power system stability; Oscillators; Stability criteria; Dispatchable virtual oscillator control (dVOC); droop control; grid forming; phase portrait; transient stability; vector field on the circle
TL;DR: This article proposes a concise and straightforward graphical approach to assess transient stability of dVOC using vector field on the circle and a complete large-signal model is derived and the impact ofdVOC voltage amplitude dynamics is analyzed. (via Semantic Scholar)
UN Sustainable Development Goal Categories
Sources: Web Of Science, NC State University Libraries, ORCID
Added: February 8, 2021

2021 journal article

Diesel Generator Model Parameterization for Microgrid Simulation Using Hybrid Box-Constrained Levenberg-Marquardt Algorithm

IEEE TRANSACTIONS ON SMART GRID, 12(2), 943–952.

By: Q. Long n, H. Yu n, F. Xie n, N. Lu n & D. Lubkeman

author keywords: Generators; Mathematical model; Heuristic algorithms; Load modeling; Microgrids; Diesel engines; Synchronous generators; Diesel generators; model parameterization; microgrid; dynamic simulation; Levenberg-Marquardt
TL;DR: A two-stage hybrid box-constrained Levenberg-Marquardt (H-BCLM) algorithm is developed to search the optimal parameter set given the parameter bounds and a heuristic algorithm is applied to identify proper initial estimates at the first stage. (via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (Web of Science; OpenAlex)
Sources: Web Of Science, NC State University Libraries, ORCID
Added: April 12, 2021

2021 article

Double Synchronous Unified Virtual Oscillator Control for Asymmetrical Fault Ride-Through in Grid-Forming Voltage Source Converters

Awal, M. A., Rachi, M. R. K., Yu, H., Husain, I., & Lukic, S. (2021, December 9).

By: M. Awal, M. Rachi, H. Yu*, I. Husain & S. Lukic

Source: ORCID
Added: April 24, 2022

2021 article

Double Synchronous Unified Virtual Oscillator Control for Asymmetrical Fault Ride-Through in Grid-Forming Voltage Source Converters

Awal, M. A., Rachi, M. R. K., Yu, H., Husain, I., & Lukic, S. (2021, June 15).

By: M. Awal, M. Rachi, H. Yu*, I. Husain & S. Lukic

Source: ORCID
Added: April 24, 2022

2021 article

Double Synchronous Unified Virtual Oscillator Control for Asymmetrical Fault Ride-Through in Grid-Forming Voltage Source Converters

Awal, M. A., Rachi, M. R. K., Yu, H., Husain, I., & Lukic, S. (2021, December 9).

By: M. Awal, M. Rachi, H. Yu*, I. Husain & S. Lukic

Source: ORCID
Added: April 24, 2022

2020 journal article

A Novel Order Reduced Synchronous Power Control for Grid-Forming Inverters

IEEE Transactions on Industrial Electronics, 67(12), 10989–10995.

By: X. Quan*, A. Huang* & H. Yu n

author keywords: Power control; Inverters; Voltage control; Power system stability; Frequency control; Power system dynamics; Emulation; Droop; synchronous power control (SPC); virtual inertia (VI) emulation; voltage-controlled inverter
TL;DR: A novel synchronous active power control for the voltage-controlled grid-connected inverter and a novel design method is proposed to reduce the second-order power loop to a first-order model. (via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (Web of Science; OpenAlex)
Source: ORCID
Added: April 24, 2022

2020 journal article

Accurate Consensus-based Distributed Averaging with Variable Time Delay in Support of Distributed Secondary Control Algorithms

IEEE Transactions on Smart Grid, 11(4), 2918–2928.

By: Y. Du*, H. Tu n, H. Yu n & S. Lukic n

author keywords: Heuristic algorithms; Delays; Observers; Voltage control; Communication networks; Synchronization; Convergence; Distributed control; dynamic consensus; time-varying delay; ratio consensus; secondary control
TL;DR: This paper quantifies the accuracy deviations of the distributed average observer algorithms proposed in the literature to demonstrate the problems with the state-of-the-art distributed averaging techniques. (via Semantic Scholar)
UN Sustainable Development Goal Categories
Source: ORCID
Added: April 24, 2022

2020 journal article

Battery Model Parameterization Using Manufacturer Datasheet and Field Measurement for Real-Time HIL Applications

IEEE Transactions on Smart Grid, 11(3), 2396–2406.

By: F. Xie n, H. Yu n, Q. Long n, W. Zeng* & N. Lu

author keywords: Battery model; genetic algorithm; opposition based learning; parameterization; trust-region-reflective
TL;DR: A global-local searching enhanced genetic algorithm (GL-SEGA) that can efficiently explore the global solution space by using the trust-region-reflective method to perform the local search and improve the accuracy and convergence in its local exploitations. (via Semantic Scholar)
UN Sustainable Development Goal Categories
Source: ORCID
Added: October 17, 2020

2020 journal article

Droop and Oscillator Based Grid-Forming Converter Controls: A Comparative Performance Analysis

FRONTIERS IN ENERGY RESEARCH, 8.

By: M. Awal n, H. Yu n, S. Lukic n & I. Husain n

author keywords: droop controls; oscillator controls; grid forming converters; harmonic compensation; transient stability; virtual oscillator control; VOC; dVOC
TL;DR: This paper analyzes both the droop- and oscillator-type converters in the context of grid forming converters with respect to steady state terminal response, transient stability, and harmonic compensation in converter output current or in network voltage. (via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (Web of Science; OpenAlex)
Sources: Web Of Science, NC State University Libraries
Added: November 9, 2020

2020 journal article

Hierarchical Control for Virtual Oscillator Based Grid-Connected and Islanded Microgrids

IEEE TRANSACTIONS ON POWER ELECTRONICS, 35(1), 988–1001.

By: M. Awal n, H. Yu n, H. Tu n, S. Lukic n & I. Husain n

author keywords: Grid synchronization; hierarchical control; microgrid; secondary control; virtual oscillator control (VOC)
TL;DR: This work proposes a compatible hierarchical control structure that enables operation and seamless transition between islanded and grid-connected modes and achieves voltage and frequency regulation and grid synchronization in the islanded mode. (via Semantic Scholar)
UN Sustainable Development Goal Categories
Sources: Web Of Science, NC State University Libraries
Added: April 20, 2020

2020 journal article

Resilient Information Architecture Platform for the Smart Grid: A Novel Open-Source Platform for Microgrid Control

IEEE Transactions on Industrial Electronics, 67(11), 9393–9404.

author keywords: Microgrids; Hardware; Synchronization; Control systems; Real-time systems; Protocols; Open source software; Distributed control; microgrid; microgrid control system
TL;DR: This article proposes and implements a distributed microgrid secondary control algorithm capable of synchronized and proportional compensation of voltage unbalance using distributed generators and introduces an open-source platform, resilient information architecture platform for the smart grid (RIAPS), ideally suited for implementing and deploying distributed micro grid control algorithms. (via Semantic Scholar)
Source: ORCID
Added: April 24, 2022

2020 journal article

Selective Harmonic Current Rejection for Virtual Oscillator Controlled Grid-Forming Voltage Source Converters

IEEE Transactions on Power Electronics, 35(8), 8805–8818.

By: M. Awal n, H. Yu n, I. Husain n, W. Yu n & S. Lukic n

author keywords: Grid-forming converter; harmonic current suppression; impedance shaping; virtual oscillator control (VOC)
TL;DR: This work demonstrates that frequency-domain method can be used for oscillator-based converters in the high-frequency range, specifically, for harmonic mitigation in the converter output current, and proposes a virtual impedance-based selective harmonic current suppression method. (via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (Web of Science; OpenAlex)
Sources: ORCID, Crossref, NC State University Libraries
Added: April 24, 2022

2019 conference paper

A Distributed Control Architecture for Cascaded H-Bridge Converter

2019 IEEE Applied Power Electronics Conference and Exposition (APEC).

Hui Yu

TL;DR: A hierarchical distributed control architecture that consists of primary control and secondary control based on consensus algorithm is presented to establish equal power sharing among modules and to achieve multilevel output voltage and harmonic reduction. (via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Source: ORCID
Added: April 24, 2022

2019 conference paper

A New Distributed Voltage Controller for Enabling Volt-Var Support of Microgrids in Grid-Connected Operation

2019 IEEE Power & Energy Society General Meeting (PESGM).

Hui Yu

TL;DR: A new microgrid-level voltage controller to enable microgrids to contribute to distribution system voltage regulation and Simulation results show that the proposed controller is effective in providing voltage regulation for distribution systems with multi-microgrid architecture. (via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Source: ORCID
Added: April 24, 2022

2019 conference paper

Observer Based Admittance Shaping for Resonance Damping in Voltage Source Converters with LCL Filter

2019 IEEE Energy Conversion Congress and Exposition (ECCE).

Hui Yu

TL;DR: A dual-loop current controller with an inner admittance shaping loop that achieves internal stability of the VSC by damping the LCL resonance without the need for additional sensors and passive converter admittance is achieved almost up to the Nyquist frequency which provides sufficient condition for stability for any uncertain network impedance. (via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (Web of Science; OpenAlex)
Source: ORCID
Added: April 24, 2022

2019 conference paper

Passivity-Oriented Discrete-Time Voltage Controller Design for Grid-Forming Inverters

2019 IEEE Energy Conversion Congress and Exposition (ECCE).

Hui Yu

TL;DR: A passivity-oriented discrete-time voltage controller for grid-forming inverters that ensures not only superior reference tracking performance and load disturbance rejection capability, but also provides passive output impedance, and therefore, guaranteed stable inverter operation under weak grid condition. (via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (Web of Science; OpenAlex)
Source: ORCID
Added: April 24, 2022

2018 conference paper

A Hardware-in-the-Loop Real-Time Testbed for Microgrid Hierarchical Control

2018 IEEE Energy Conversion Congress and Exposition (ECCE).

Hui Yu

TL;DR: A hardware-in-the-loop real-time testbed for microgrid hierarchical control that allows for complete emulation of microgrid operation, and facilitates the study of the effects of measurement noise, sampling and communication delays. (via Semantic Scholar)
Source: ORCID
Added: April 24, 2022

2018 conference paper

A passivity-based decentralized control strategy for current-controlled inverters in AC microgrids

Thirty-third annual ieee applied power electronics conference and exposition (apec 2018), 1399–1406.

By: H. Yu n, H. Tu n & S. Lukic n

TL;DR: A passivity margin criterion for AC microgrid is proposed, which decentralizes the stability target to each individual converter, and a passivity realization approach for current-controlled LCL-type inverter is derived. (via Semantic Scholar)
Sources: NC State University Libraries, NC State University Libraries
Added: August 6, 2018

2018 conference paper

An Adaptive Interleaving Algorithm for Multi-Converter Systems

2018 9th IEEE International Symposium on Power Electronics for Distributed Generation Systems (PEDG).

Hui Yu

TL;DR: An interleaving algorithm for multi-converter systems to minimize the current harmonics at switching frequency on the DC bus is proposed and hardware-in-the-Loop (HIL) simulation results based on Opal- RT are presented to validate its performance. (via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Source: ORCID
Added: April 24, 2022

2018 conference paper

Decentralized Synchronization of AC-Stacked Voltage Source Converters

2018 IEEE Energy Conversion Congress and Exposition (ECCE).

Hui Yu

TL;DR: The proposed method is robust against grid frequency variation and can naturally correct power sharing errors among modules caused by sensor inaccuracies or reference mismatches and real time simulation results are presented to validate the proposed controller. (via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Source: ORCID
Added: April 24, 2022

2017 journal article

Analysis and Design of Current Control Schemes for LCL-Type Grid-Connected Inverter Based on a General Mathematical Model

IEEE Transactions on Power Electronics.

Hui Yu

author keywords: Active damping; current control; general mathematical model; grid-connected inverter; LCL filter
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Source: ORCID
Added: April 24, 2022

2014 conference paper

Stability analysis of cascade AC system based on three-phase voltage source PWM rectifier

2014 International Power Electronics and Application Conference and Exposition.

Hui Yu

UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Source: ORCID
Added: April 24, 2022

Education

Updated: June 15th, 2021 08:03

2016 - 2020

North Carolina State University Raleigh, NC, US
Ph.D. Electrical and Computer Engineering

2013 - 2016

Huazhong University of Science and Technology Wuhan, Hubei, CN
Master of Science School of Electrical and Electronic Engineering

2009 - 2013

Huazhong University of Science and Technology Wuhan, Hubei, CN
Bachelor of Science School of Electrical and Electronic Engineering

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