Qinglai Guo

Associate Professor

2022-05-07

Educational Background

    2000/09-2005/07, Ph.D, Electrical Engineering, Tsinghua University, China

    1996/09-2000/07, Bachelor of Eng., Electrical Engineering, Tsinghua University, China

Work Experience

    Dec, 2009 – present, Associate Professor, Department of Electrical Engineering, Tsinghua University, Beijing, China

    Jul, 2008 – Dec, 2009, Lecturer, Department of Electrical Engineering, Tsinghua University, Beijing, China

    Jul, 2006 – Jul, 2008, Post-Doctoral Research Fellow, Department of Electrical Engineering, Tsinghua University, Beijing, China

Honors and Awards

(1)   Research Award

National Level

    The second class prize,National Award for Technological Invention in 2008

Provincial Level

    The first class prize, Beijing Science & Technology Progress in 2004

    Top Ten Science & Technology Progress of Chinese Colleges in 2007

    The second class prize, Beijing Innovation and Patent in 2009

    The second class prize, Jiangsu Science & Technology Progress in 2011

    The third class prize, Hebei Science & Technology Progress in 2015

    The third class prize, Beijing Science & Technology Progress in 2008

    The second class prize,National Energy Science & Technology Progress in 2014

    The third class prize, Chinese Electric Power Science & Technology Progress in 2009, 2010, and 2015

    The third class prize, National Energy Science & Technology Progress in 2010

    Mao Yisheng Beijing Youth Technology Award, 2016

    Excellent Patent Prize of China, 2016

Personal Awards

    Beijing Distinguished Young Scholar

(2) Teaching Award

    Outstanding Young Teacher Award at Tsinghua University, 2012 (the highest teaching prize for young professors at Tsinghua University, which rewards 10 under-age-40 faculty members that are excellent on teaching every year)

    The First Class Prize in the Tsinghua University’s Teaching Competition, 2011

    Outstanding Head Teacher for Undergraduate Students from Tsinghua University, 2010

    The Second Class Prize forTeaching Achievement from the Beijing Government, 2013

    The Special Class Prize (Highest Prize) in the Tsinghua University’s Teaching Material Competition, 2012

Professional Activity

(1) Professional Society Membership

    Senior Member of IEEE

    Vice Chair of IEEE PES Voltage Control for Smart Grid Task Force

    Member of CIGRE

    Member of Renewable Energy Integration Subcommittee, Power System Automation Committee, CSEE

    Member of Power Systems Subcommittee, China Education Association of Machinery Industry

    Member of Information Technology Subcommittee for Wind Power Generation, China Electricity Council

    Member of CIGRE C2.13 Workgroup

    Secretary of CIGRE C2.13 Workgroup

    Member of CIGRE C2/C6.36 Workgroup

    Member of IEEE PES Big Data Workgroup

    Member of IEEE PES Power System Dynamic Measurements Workgroup

    Member of IEEE PES Cascading Failure Workgroup

    Member of the US-China Clean Energy Research Center for Clean Vehicles (CERC-CVC)

    Vice Director of Tsinghua-Changyuan Joint Research Institute of Smart Distribution Grid

(2) Editorship in International Journals

    Associate Editor, Editorial Board Member, IET Renewable Power Generation

    Editorial Board Member, IETEnergy Engineering book series

    Guest Editor-in-chief, Special Issue on “Cyber-Physical Systems in Smart Grids: Security and Operation”, IET Cyber-Physical Systems: Theory & Applications

    Guest Editor-in-chief, Special Issue on “Cyber Physical System Modeling and Evaluation”, Power System Automation

    Guest Editor, Special Issue on “Smart Grid Voltage Control”, IET Generation Transmission and Distribution

(3) Chair and Technical Committee of Conference

    Chair of the Impact of Renewable Energy Integration on Voltage Control Design Panel, IEEE General Meeting, 2015

    Chair of the PSPI Transactions Paper Session on Power System Planning and Implementation, IEEE General Meeting, 2015

    Chair of the Power System and Stability Control Session, IASTED Asian Conference on Power and Energy Systems, 2010

    Chair of the Power System Automation and Protection Session, 11th Young Scholars Conferences of CSEE, 2010

    Member of the Steering Committee for Deregulated Electricity Market Issues in South Eastern Europe (DEMSEE)

    Member of the International Committee of the IASTED Asian Conference on Power and Energy Systems

Research

(1)   Research Interests

    Energy Management System

    Voltage Stability and Control

    Cyber-Physical System

    Renewable Energy Integration

    Electric Vehicles

(2)   Selected Academic Funds

    2016-2018, Automatic Voltage Control of Power Systems. National Science Fund for Excellent Young Scholars (PI)

    2013-2016, Mechanisms and Preventive Control Technologies for Voltage Induced Multi Wind Farms Cascading Trip. National Natural Science Foundation of China (PI)

    2009-2011, Research on Master-slave based Coordinated Control Model and Methods for Power Systems. National Natural Science Foundation of China (PI)

    2012-2014, Power System Operation and Control Technologies to accommodate Large-scale Wind Power Energies. Ministry of Science and Technology, China (PI for Tsinghua sub-project)

    2013-2015, Multi Energy Coordinated Operation Including Large PV Stations. Ministry of Science and Technology, China (PI for Tsinghua sub-project)

    2013-2017, Aggregated Model and Energy Management of Electric Vehicles. Ministry of Science and Technology, China (PI for Tsinghua sub-project)

    2012-2014, V2G Key Technologies. Ministry of Science and Technology, China (PI for Tsinghua sub-project)

    2012-2015, Power System Operation and Control with Electric Vehicles Integration. Ministry of Science and Technology, China (PI for Tsinghua sub-project)

    2012-2015, Micro-grid Operation with Renewable Energies Integration. Ministry of Science and Technology, China (PI for Tsinghua sub-project)

    2006-2008, Three-level Coordinated Reactive Power and Voltage Control in Large Regional, Provincial and District Power Grids. Ministry of Science and Technology, China (Co-PI)

    2012-2014, Coordinated Energy Management Combining Smart Grid and Intelligent Transportation. Tsinghua University (PI)

(3)   Selected International Collaboration Projects

    2009-2010, System-wide Optimal Voltage Control. PJM Smart Transmission Grid (Co-PI)

    2012-2014, Coordinated Voltage Control for Malaysia Power Grid. TenagaNasionalBerhad (National Power Grid of Malaysia) (Co-PI)

    2014-2015, Study of AVC for BC Hydro System. BC Hydro (Co-PI)

(4)   Selected Industry Projects

    2012-2013, Key Technologies and Demonstrations of Grid Friendly Wind Farms. State Grid Corporation of China (PI)

    2013-2015, Power System Operation and Control with Electric Vehicle Integration. China Southern Grid Corporation (PI)

    2012-2015, Micro-grid Operation with Renewable Energies Integration. China Power Investment Corporation (PI)

    2012-2014, Power System Operation and Control Technologies to accommodate Large-scale Wind Power Energies. State Grid Corporation of China (PI)

    2013-2014, Coordinated Var Control of Smart Substation. State Grid Corporation of China (PI)

    2012-2014, Specifications for Generation Control and Voltage Control of Wind Powers. State Grid Corporation of China (PI)

    2009-2010, Voltage Control for UHV Grids. State Grid Corporation of China (PI)

Publications and Patents

Dr. Qinglai Guois the author of 1 books. He has published more than 150 papers, of which 39 are indexed by SCI and 95 are indexed by EI. Up to now, his papers have had over 1200 citations.

(1)   Books

    T. Papazoglou, D. Bekaert, D. Becker, S. Gasperic, Q. Guo, H. Sun, K. Madajewski, R. Mihalic, R. Pestana, G. Strada, 'Voltage and VarSupport in System Operation,'CIGRE Report by WG C2.13, ISBN: 978-2-85873-196-1

(2)   Selected International Journal Papers Since 2010

1)    Q. Guo, S. Xin, H. Sun, Z. Li and B. Zhang, 'Rapid-charging navigation of electric vehicles based on real-time power systems and traffic data,' IEEE Transactions on Smart Grid, vol. 5, no. 4, pp. 1969-1979, 2014

2)    Q. Guo, H. Sun, M. Zhang, J. Tong, B. Zhang and B. Wang, 'Optimal voltage control of PJM smart transmission grid: Study, implementation, and evaluation,' IEEE Transactions on Smart Grid, vol. 4, no. 3, pp. 1665-1674, 2013.

3)    Q. Guo, H. Sun, B. Wang, B. Zhang, W. Wu and L. Tang, 'Hierarchicalautomaticvoltage control for integration of large-scale wind power: Design and implementation,' Electric Power Systems Research, vol. 120, pp. 234-241, 2015 (identified by Renewable Energy Global Innovations as a Key Wind Energy Article contributing to the excellence in Energy research: https://reginnovations.org/wind-energy/hierarchical-automatic-voltage-control-for-integration-of-large-scale-wind-power-design-and-implementation/)

4)    Q. Guo, Y. Wang, H. Sun, Z. Li, S. Xin and B. Zhang, 'Factor analysis of the aggregated electric vehicle load based on data mining,' Energies, vol. 5, no. 6, pp. 2053-2070, 2012.

5)    H. Sun, Q. Guo, B. Zhang, W. Wu and B. Wang, 'An adaptive zone-division-based automatic voltage control system with applications in China,' IEEE Transactions on Power Systems, vol. 28, no. 2, pp. 1816-1828, 2013

6)    Z. Li, Q. Guo, H. Sun, and J. Wang, 'Storage-like Devices in Load Leveling: Complementarity Constraints and a New and Exact Relaxation Method,' Applied Energy, vol 151, pp.13-22, 2015 (identified by Renewable Energy Global Innovations as a Key Scientific Article contributing to the excellence in Energy research: https://reginnovations.org/key-energy-storage-system/storage-like-devices-in-load-leveling-complementarity-constraints-new-exact-relaxation-method)

7)    Z. Li, Q. Guo, H. Sun, Y. Wang and S. Xin, 'Emission-concerned wind-EV coordination on the transmission grid side with network constraints: Concept and case study,' IEEE Transactions on Smart Grid, vol. 4, no. 3, pp. 1692-1704, 2013

8)    Z. Li, Q. Guo, H. Sun, S. Xin and J. Wang, 'A new real-time smart-charging method considering expected electric vehicle fleet connections,' IEEE Transactions on Power Systems, vol. 29, no. 6: 3114-3115, 2014

9)    S. Xin, Q. Guo, H. Sun, B. Zhang, J. Wang and C. Chen, “Cyber-physical modeling and cyber contingency assessment of hierarchical control systems,” IEEE Transactions on Smart Grid, vol. 6, no. 5: 2375-2385, 2015.

10)  H. Sun, Q. Guo, B. Zhang, Y. Guo, Z. Li and J. Wang, “Master-slave-splitting based distributed global power flow method for integrated transmission and distribution analysis”, IEEE Transactions on Smart Grid, vol. 6, no.3: pp. 1484-1492, 2015.

11)  Z. Li, Q. Guo, H. Sun, and J. Wang, “Sufficient conditions for exact relaxation of complementarity constraints for storage-concerned economic dispatch,” IEEE Transactions on Power Systems, vol. 31, no. 2, pp. 1653-1654, 2016.

12)  Z. Li, Q. Guo, H. Sun, and J. Wang, 'Coordinated Economic Dispatch of Transmission and Distribution Systems using Heterogeneous Decomposition', IEEE trans. Power Systems, DOI: 10.1109/TPWRS.2016.2515578

13)  Z. Li, Q. Guo, H. Sun, J. Wang, 'A New LMP-Sensitivity-Based Heterogeneous Decomposition for Transmission and Distribution Coordinated Economic Dispatch', IEEE Transactions on Smart Grid, DOI: 10.1109/TSG.2016.2571848.

14)  Z. Li, Q. Guo, H. Sun, and J. Wang, 'Coordinated transmission and distribution AC optimal power flow', accepted byIEEE Transactions on Smart Grid

15)  Z.Li, Q. Guo, H. Sun and J.Wang, 'Impact of Coupled Transmission-Distribution on Static Voltage Stability Assessment', IEEE Transactions on Power Systems, (accepted)

16)  Z. Pan, Q. Guo, and H. Sun, 'Interactions of District Electricity and Heating Systems Considering Time-Scale Characteristics Based on Quasi-Steady Multi-Energy Flow,' Applied Energy, vol. 167, pp. 230-243, 2015.

17)  Z. Pan, Q. Guo, and H. Sun, 'Feasible region method based integrated heat and electricity dispatch considering building thermal inertia,' Applied Energy, accepted for publication

18)  T. Niu, Q. Guo, H. Sun, Q. Wu, B. Zhang and T. Ding, “Autonomous Voltage Security Region to Prevent Cascading Trip Faults of Wind Turbine Generators,” IEEE Transactions on Sustainable Energy, DOI: 10.1109/TSTE.2016.2545704

19)  T. Niu, Q. Guo, H. Sun, B. Wang, and B. Zhang, “Voltage Security Regions Considering Wind Power Curtailment to Prevent Cascading Trip Faults in Wind Power Integration Areas,” IET Renewable Power Generation, accepted

20)  T. Huang, Q. Guo, H. Sun. “A Distributed Computing Platform Supporting Power System Security Knowledge Discovery Based on Online Simulation,” IEEE Transactions on Smart Grid, DOI: 10.1109/TSG.2016.2571442

21)  H. Ge, Q. Guo, H. Sun, B. Wang, and B. Zhang, “A Multivariate Statistical Analysis Based Power Grid Partitioning Method”, IET Generation, Transmission & Distribution, vol. 10, pp. 1023-1031, 2016.

22)  H. Zhao, Q. Wu, Q. Guo, H. Sun, Y. Xue, “Distributed model predictive control of a wind farm for optimal active power control Part I: Clustering based Wind Turbine Model Linearization,” IEEE Transactions on Transactions on Sustainable Energy, vol. 6, no. 3, pp. 831-839, 2015.

23)  H. Zhao, Q. Wu, Q. Guo, H. Sun, Y. Xue, “Distributed model predictive control of a wind farm for optimal active power control Part II: Implementation with Clustering based Piece-Wise Affine Wind Turbine Model,” IEEE Transactions on Transactions on Sustainable Energy, vol. 6, no. 3, pp. 840-849, 2015.

24)  H. Sun, R. Chen, Q. Guo, J. Wang, Y. Zhang, W. Wu and B. Zhang, “A Two-Level Distributed Approach to Power Network Modeling,” IEEE Transactions on Power Delivery, vol 30, no.3, pp 1496-1504, 2015.

25)  R. Chen, H. Sun, Q. Guo, H. Jin, W. Wu and B. Zhang, 'Profit-seeking Energy-Intensive Enterprises Participating in Power System Scheduling: Model and Mechanism,' Applied Energy, vol. 158, pp. 263-274, 2015.

26)  R. Chen, H. Sun, Q. Guo, Z. Li, and B. Zhang, “A generation-interval-based mechanism for managing the power generation uncertainties of variable generation,” IEEE Transactions on Transactions on Sustainable Energy, DOI: 10.1109/TSTE.2016.2517659.

27)  H. Zhao, Q. Wu, Q. Guo, H. Sun, S. Huang, and Y. Xue, “Coordinated Voltage Control of a Wind Farm based on Model Predictive Control”, IEEE Transactions on Transactions on Sustainable Energy, DOI: 10.1109/TSTE.2016.2555398.

28)  Z. Li, J. Wang, H. Sun, and Q. Guo, “Transmission contingency analysis based on integrated transmission and distribution power flow in smart grid,” IEEE Transactions on Power Systems, vol. 30, no. 6, pp. 3356-3367, 2015.

29)  Z. Li, J. Wang, H. Sun, and Q. Guo, “Transmission contingency screening considering impacts of distribution grids,” IEEE Transactions on Power Systems, vol. 31, no. 2, pp. 1659-1660, 2016.

30)  Z. Li, W. Wu, B. Zhang, H. Sun and Q. Guo, 'Dynamic economic dispatch using lagrangian relaxation with multiplier updates based on a quasi-newton method,' IEEE Transactions on Power Systems, vol. 28, no. 4, pp. 4216-4527, 2013

31)  T. Ding, R. Bo, W. Gu, Q. Guo and H. Sun, 'Absolute value constraint based method for interval optimization to SCED model,' IEEE Transactions on Power System, vol. 29, no. 2, pp. 980-981, 2014.

32)  T. Ding, R. Bo, F. Li, Q. Guo, H. Sun, W. Gu and G. Zhou, 'Interval power flow analysis using linear relaxation and optimality-based bounds tightening (OBBT) methods,' IEEE Transactions on Power Systems,vol. 30, no. 1, pp. 177-188, 2015.

33)  T. Ding, R. Bo, F. Li, Y. Gu, Q. Guo and H. Sun, 'Exact penalty function based constraint relaxation method for optimal power flow considering wind generation uncertainty,' IEEE Transactions on Power Systems, vol. 30, no. 3, pp. 1546-1547, 2015.

34)  T. Ding, R. Bo, F. Li, C. Huang, Q. Guo and H. Sun, “A Bi-level branch and bound method for economic dispatch with disjoint prohibited zones considering network losses,” IEEE Transactions on Power Systems, vol. 30, no. 6, pp. 2841-2855, 2015.

35)  T. Ding, R. Bo, H.Sun, F. Li, and Q. Guo, “A robust two-level coordinated static voltage security region for centrally integrated wind,” IEEE Transactions on Smart Grid, vol. 7, no. 1, pp. 460-470, 2016.

36)  H. Sun, F. Zhao, H. Wang, K. Wang, W. Jiang, Q. Guo, and B. Zhang, “Automatic learning of fine operating rules for online power system security control,” IEEE Transactions on Neural Networks and Learning Systems, DOI: 10.1109/TNNLS.2015.2390621

37)  H. Zhao, Q. Wu, Q. Guo, H. Sun, Y. Xue, “Optimal Active Power Control of A Wind Farm Equipped with Energy Storage System based on Distributed Model Predictive Control,” IET Generation, Transmission & Distribution, vol. 10, pp. 669-677, 2016.

38)  Y. Guo, B. Zhang, W. Wu, Q. Guo and H. Sun, 'Solvability and solutions for bus-type extended load flow,' International Journal of Electrical Power and Energy Systems, vol. 51, pp. 89-97, 2013.

39)  T. Ding, Q. Guo, R. Bo, H. Sun and B. Zhang, 'A static voltage security region for centralized wind power integration-part I: Concept and method,' Energies, vol. 7, no. 1, pp. 420-443, 2014.

40)  T. Ding, Q. Guo, R. Bo, H. Sun, B. Zhang and T. Huang, 'A static voltage security region for centralized wind power integration-part II: Applications,' Energies, vol. 7, no. 1, pp. 444-461, 2014.

41)  H. Ge, Q. Guo, H. Sun, B. Wang, B. Zhang and W. Wu, 'A loadfluctuationcharacteristicindex and itsapplication to pilotnodeselection,' Energies, vol. 7, no. 1, pp. 115-129, 2014

42)  J. Chen, W. Wu, B. Zhang, B. Wang and Q. Guo, 'A spinning reserve allocation method for power generation dispatch accommodating large-scale wind power integration,' Energies, vol. 6, no. 10, pp. 5357-5381, 2013.

43)  Y. Wang, Q. Wu, H Xu. Q. Guo and H. Sun, “Fast coordinated control of DFIG wind turbine generators for low and high voltage ride-through,” Engergies, vol.7, no.7, pp. 4140-4156, 2014

44)  Z. Pan, Q. Guo and H. Sun,“Impacts of optimization interval on home energy scheduling for thermostatically controlled appliances,” CSEE Journal of Power and Energy Systems, vol. 1, no. 2, pp.90-100, 2015.


(3)   Selected Conference Papers Since 2010

1)    Q. Guo, H. Sun, Y. Liu, R. Chen, B. Wang and B. Zhang, 'Distributed Automatic Voltage Control framework for large-scale wind integration in China,' in 2012 IEEE PES General Meeting, San Diego, USA, July 22-26, 2012.

2)    Q. Guo, H. Sun, Y. Wang, Z. Li and B. Zhang, 'Current energy management technologies research in China considering EVs integration,' in 2012 IEEE PES General Meeting, San Diego, USA, July 22-26, 2012.

3)    Q. Guo, Y. Wang, H. Sun, Z. Li and B. Zhang, 'Research on architecture of ITS based Smart Charging Guide System,' in 2011 IEEE PES General Meeting, Detroit, USA, July 24-28, 2011.

4)    Q. Guo, H. Sun, J. Tong, M. Zhang, B. Wang and B. Zhang, 'Study of system-wide automatic voltage control on PJM system,' in 2010IEEE PES General Meeting, Minneapolis, USA, July 25-29, 2010.

5)    Z. Pan, Q. Guo, H. Sun, 'A robustmethodbasedstorageaggregator model for griddispatch,' in 2015 IEEE Power& Energy Society General Meeting, Denver, USA, July 26-30, 2015.

6)    F. Xu, Q. Guo, H. Sun, B. Wang and Q. Wu, 'A secondaryvoltage control method for an AC/DC coupledtransmissionsystembased on model predictive control,' in 2015 IEEE Power& Energy Society General Meeting, Denver, USA, July 26-30, 2015.

7)    T. Niu, Q. Guo, N. Jia, H. Sun, B. Wang and B. Zhang, 'Coordinate control of active and reactive power in wind integration area to prevent cascading trip fault,' in International Conference on Renewable Power Generation (RPG 2015), Beijing, China, October 17-18, 2015.

8)    F. Yang, Q. Guo, Z. Pan, H. Sun and D. Yan, 'Demand response capability assessment for buildings based on simulation and model simplification,' in 2015 IEEE PES Asia-PacificPower and Energy Engineering Conference (APPEEC), Brisbane, Australia, November 15-18, 2015.

9)    F. Wu, Q. Guo, H. Sun and Z. Pan, 'Research on the optimization of combined heat and power microgrids with renewable energy,' in 2014 IEEE PES Asia-PacificPower and Energy Engineering Conference (APPEEC), Hong Kong, December 7-10, 2014.

10)  Z. Li, Q. Guo, H. Sun and S. Xin, 'A decentralized optimization method to track electric vehicle aggregator's optimal charging plan,' in 2014 IEEE PES General Meeting | Conference & Exposition, National Harbor, USA, July 27-31, 2014.

11)  S. Xin, Q. Guo, H. Sun, Z. Li, B. Wang, “A V2G prototypesystem: design, field test and discussion”, in IEEE TransportationElectrification Conference, Beijing, China, August 31-September 2, 2014.

12)  S. Xin, Q. Guo, H. Sun, Z. Li, B. Zhang and S. Zhang, 'A hybrid simulation method for EVs' operation considering power grid and traffic information,' in 2013 IEEE PES General Meeting, Vancouver, Canada, July 21-25, 2013.

13)  F. Zhao, Q. Guo, H. Sun, M. Wang and B. Wang, 'Power system online security operational trend analysis and simulation results,' in 2013 IEEE PES General Meeting, Vancouver, Canada, July 21-25, 2013.

14)  D. Tao, Q. Guo, H. Sun, B. Wang and F. Xu, 'A quadratic robust optimization model for automatic voltage control on wind farm side,' in 2013 IEEE PES General Meeting, Vancouver, Canada, July 21-25, 2013

15)  Y. Wang, Q. Guo, H. Sun and Z. Li, 'An investigation into the impacts of the crucial factors on EVs charging load,' in 2012 IEEE ISGT-Asia, Tianjin, China, May 21-24, 2012.

16)  M. Zhang, Q. Guo, H. Sun and B. Zhang, 'A sensitivity based simplified model for security constrained optimal power flow,' in 2012 IEEE ISGT-Asia, Tianjin, China, May 21-24, 2012.

17)  Y. Zhang, Q. Guo, W. Wu, H. Sun and J. Wang, 'Two-level distributed modeling of protection device based on IEC 61850,' in 2012 IEEE ISGT-Asia, Tianjin, China, May 21-24, 2012.

18)  Y. Liu, Q. Guo, H. Sun, R. Chen, B. Wang and B. Zhang, 'Network model based coordinated automatic voltage control strategy for wind farm,' in 2012 IEEE ISGT-Asia, Tianjin, China, May 21-24, 2012

19)  B. Wang, Q. Guo, H. Sun, H. Li, J. Luo, B. Zhang and W. Wu, 'Bidirectional interaction based coordinated voltage control system for hierarchical electrical power control centers,' in 4th IASTED Asia-PES 2010, Phuket, Thailand, November 24-26, 2010.

20)  W. Zhao, X. Shi, Q. Guo, 'Voltage security analysis with high PVs penetration considering the interaction of transmission and distribution grids: Case studies,' in 2015 IEEE PES Asia-PacificPower and Energy Engineering Conference (APPEEC), Brisbane, Australia, November 15-18, 2015.

21)  T. Niu, H. Liu, Q. Guo, H. Lan, H. Sun, Y. Wang, B. Wang and X. Liu, 'Wind farm side optimal power flow based on DistFlow and SOCP: Model and case study,' in 2014 IEEE PES Asia-PacificPower and Energy Engineering Conference (APPEEC), Hong Kong, December 7-10, 2014.

22)  J. Mu, H. Sun, Q. Guo, W. Wu, F. Xu and B. Zhang, 'Design of an online intelligent alarming system for cascading failures of group of wind farms,' in 2013 IEEE PES General Meeting, Vancouver, Canada, July 21-25, 2013.

23)  Z. Pan, H. Sun and Q. Guo, 'TOU-based optimal energy management for smart home,' in 2013 IEEE ISGT-Europe, Copenhagen, Denmark, October 6-9, 2013.

24)  X. Wang, B. Wang, Q. Guo, H. Sun, B. Zhang and M. Zhang, 'Reactive power substitution between rapid and slow dynamic var compensators,' in 2013 IEEE PES General Meeting, Vancouver, Canada, July 21-25, 2013.

25)  Z. Li, H. Sun, Q. Guo, Y. Wang and B. Zhang, 'GPF-based method for evaluating EVs' free charging impacts in distribution system,' in 2012 IEEE PES General Meeting, San Diego, USA, July 22-26, 2012.

26)  Z. Li, H. Sun, Q. Guo, Y. Wang and B. Zhang, 'Study on wind-EV complementation in transmission grid side,' in 2011 IEEE PES General Meeting, Detroit, USA, July 24-28, 2011.

27)  J. Mu, W. Wu, H. Sun, Q. Guo, Y. Zhang and B. Zhang, 'An online intelligent alarm-processing system based on abductive reasoning network,' in 2012 IEEE PES General Meeting, San Diego, USA, July 22-26, 2012.

28)  H. Sun, B. Zhang, W. Wu and Q. Guo, 'Family of energy management system for smart grid,' in 2012 IEE ISGT-Europe, Berlin, Germany, October 14-17, 2012.

29)  H. Sun, W. Jiang, B. Wang, Q. Guo, B. Zhang and K. Wang, 'Preliminary research on power demand model of high energy consumers for smart grid in China,' in 2010IEEE PES General Meeting, Minneapolis, USA, July 25-29, 2010.

30)  H. Zhao, Q. Wu, C. N. Rasmussen, Q. Guo and H. Sun, 'Distributed model predictive control for active power control of wind farm,' in 2014 IEEE PES Innovative Smart Grid Technologies, Istanbul, Turkey, February 19-22, 2014.

31)  X. Wang, H. Sun, B. Zhang, W. Wu and Q. Guo, 'Real-time local voltage stability monitoring based on PMU and recursive least square method with variable forgetting factors,' in 2012 IEEE ISGT-Asia, Tianjin, China, May 21-24, 2012.

32)  J. Tong, D.W. Souder, C. Pilong, M. Zhang, Q. Guo, H. Sun and B. Zhang, 'Voltage control practices and tools used for system voltage control of PJM,' in 2011 IEEE PES General Meeting, Detroit, USA, July 24-28, 2011.

33)  B. Zhang, J. Chen, W. Wu, T. Zheng, H. Sun a