Power & Energy Systems Laboratory

 

Publications:


Book Chapters:

Refereed Journal Papers:

  1. S. Kahrobaee, S. Asgarpoor, and W. Qiao, “Optimum sizing of distributed generation and storage capacity in smart households,” IEEE Trans. Smart Grid, accepted for publication.
  2. T. Dai and W. Qiao, “Trading wind power in a competitive electricity market using stochastic programming and game theory,” IEEE Trans. Sustainable Energy, in press (available online in IEEE Xplore).
  3. Y. Zhao, W. Qiao, and L. Wu, “An adaptive quasi sliding-mode rotor position observer-based sensorless control for interior permanent magnet synchronous machines,” IEEE Trans. Power Electronics, in press (available online in IEEE Xplore).
  4. X. Gong and W. Qiao, “Bearing fault diagnosis for direct-drive wind turbines via current demodulated signals,” IEEE Trans. Industrial Electronics, vol. 60, no. 8, pp. 3419-3428, Aug. 2013.
  5. J. Zeng and W. Qiao, “Short-term solar power prediction using a support vector machine,” Renewable Energy, vol. 52, pp. 118-127, Apr. 2013.
  6. T. Kim, W. Qiao, and L. Qu, “Power electronics-enabled self-X multicell batteries: A design toward smart batteries,” IEEE Trans. Power Electronics, vol. 27, no. 11, pp. 4723-4733, Nov. 2012.
  7. X. Gong and W. Qiao, “Imbalance fault detection of direct-drive wind turbines using generator current signals,” IEEE Trans. Energy Conversion, vol. 27, no. 2, pp. 468-476, June 2012.
  8. J. Zeng and W. Qiao, “Short-term wind power prediction using a wavelet support vector machine,” IEEE Trans. Sustainable Energy, vol. 3, no. 2, pp. 255-264, Apr. 2012.
  9. W. Qiao, X. Yang, and X. Gong, “Wind speed and rotor position sensorless control for direct-drive PMG wind turbines,” IEEE Trans. Industry Applications, vol. 48, no. 1, pp. 3-11, Jan/Feb 2012.
  10. T. Kim and W. Qiao, “A hybrid battery model capable of capturing dynamic circuit characteristics and nonlinear capacity effects,” IEEE Trans. Energy Conversion, vol. 26, no. 4, pp. 1172-1180, Dec. 2011.
  11. L. Qu and W. Qiao, “Constant power control of DFIG wind turbines with supercapacitor energy storage,” IEEE Trans. Industry Applications, vol. 47, no. 1, pp. 359-367, Jan/Feb 2011.
  12. F. Li, W. Qiao, H. Sun, H. Wan, J. Wang, Y. Xia, Z. Xu, and P. Zhang, “Smart transmission grid: vision and framework,” IEEE Trans. Smart Grid, vol. 1, no. 2, pp. 168-177, Sept. 2010.
  13. J. Liang, W. Qiao, and R. G. Harley, “Feed-forward transient current control for low-voltage ride-through enhancement of DFIG wind turbines,” IEEE Trans. Energy Conversion, vol. 25, no. 3, pp. 836-843, Sept. 2010.
  14. W. Qiao, L. Qu, and R. G. Harley, “Control of IPM synchronous generator for maximum wind power generation considering magnetic saturation,” IEEE Trans. Industry Applications, vol. 45, no. 3, pp. 1095-1105, May/June 2009.
  15. W. Qiao, G. K. Vanayagamoorthy, and R. G. Harley, "Missing-sensor-fault-tolerant control for SSSC FACTS device with real-time implementation," IEEE Trans. Power Delivery, vol. 24, no. 2, pp. 740-750, Apr. 2009.
  16. W. Qiao, R. G. Harley, and G. K. Vanayagamoorthy, "Coordinated reactive power control of a large wind farm and a STATCOM using heuristic dynamic programming," IEEE Trans. Energy Conversion, vol. 24, no. 2, pp. 493-503, June 2009.
  17. W. Qiao, G. K. Venayagamoorthy, and R. G. Harley, "Real-time implementation of a STATCOM on a wind farm equipped with doubly fed induction generators," IEEE Trans. Industry Applications, vol. 45, no. 1, pp. 98-107, Jan./Feb. 2009.
  18. W. Qiao, W. Zhou, J. M. Aller, and R. G. Harley, "Wind speed estimation based sensorless output maximization control for a wind turbine driving a DFIG," IEEE Trans. Power Electronics, vol. 23, no. 3, pp. 1156-1169, May 2008.
  19. W. Qiao, R. G. Harley, and G. K. Venayagamoorthy, "Fault-tolerant optimal neurocontrol for a static synchronous series compensator connected to a power network," IEEE Trans. Industry Applications, vol. 44, no. 1, pp. 74-84, Jan./Feb. 2008.
  20. W. Qiao, R. G. Harley, and G. K. Vanayagamoorthy, "Fault-tolerant indirect adaptive neurocontrol for a static synchronous series compensator in a power network with missing sensor measurements," IEEE Trans. Neural Networks, vol. 19, no. 7, pp. 1179-1195, July 2008.
  21. W. Qiao, G. K. Venayagamoorthy, and R. G. Harley, "Optimal wide-area monitoring and nonlinear adaptive coordinating neurocontrol of a power system with wind power integration and multiple FACTS devices," Neural Networks (Elsevier), vol. 21, no. 2-3, pp. 466-475, Mar.-Apr. 2008.
  22. W. Qiao, Z. Gao, R. G. Harley, and G. K. Vanayagamoorthy, "Robust neuro-identification of nonlinear plants in electric power systems with missing sensor measurements," IFAC Journal: Engineering Applications of Artificial Intelligence (Elsevier), vol. 12, no. 4, pp. 604-618, June 2008.
  23. W. Qiao and R. G. Harley, "Indirect adaptive external neuro-control for a series capacitive reactance compensator based on a voltage source PWM converter in damping power oscillations," IEEE Trans. Industrial Electronics, vol. 54, no. 1, pp. 77-85, Feb. 2007.
  24. W. Qiao, Z. N. Chen, and K. Wu, "UWB monopole antenna with a top-hat sleeve," International Journal of Microwave and Optical Technology, vol. 1, no. 1, pp. 17-27, June 2006.

Refereed Conference Proceeding Papers:

  1. J. Cervantes, T. Dai, and W. Qiao, “Optimal wind power penetration in the real-time energy market operation,” in Proc. IEEE PES General Meeting 2013, Vancouver, British Columbia, Canada, July 21-25, 2013.
  2. Y. Jiao and W. Qiao, “A hierarchical power management strategy for multiple single-phase roadway microgrids,” in Proc. IEEE PES General Meeting 2013, Vancouver, British Columbia, Canada, July 21-25, 2013.
  3. D. Lu, W. Qiao, X. Gong, and L. Qu, “Current-based fault detection for wind turbine systems via Hilbert-Hung transform,” in Proc. IEEE PES General Meeting 2013, Vancouver, British Columbia, Canada, July 21-25, 2013.
  4. J. Zeng, D. Lu, Y. Zhao, Z. Zhang, W. Qiao, and X. Gong, “Wind turbine fault detection and isolation using support vector machines and residual-based method,” in Proc. 2013 American Control Conference (ACC 2013), Washington, DC, June 17-19, 2013.
  5. Y. Zhao, W. Qiao, and L. Wu, “Model adaptive reference system-based speed estimators for sensorless control of interior permanent magnet synchronous machines,” in Proc. 2013 IEEE Transportation Electrification Conference and Expo (ITEC 2013), Detroit, MI, USA, June 16-19, 2013.
  6. D. Lu and W. Qiao, “Frequency demodulation-aided condition monitoring for drivetrain gearboxes,” in Proc. 2013 IEEE Transportation Electrification Conference and Expo (ITEC 2013), Detroit, MI, USA, June 16-19, 2013.
  7. T. Kim, W. Qiao, and L. Qu, “Online state of charge and electrical impedance estimation for multicell lithuim-ion batteries,” in Proc. 2013 IEEE Transportation Electrification Conference and Expo (ITEC 2013), Detroit, MI, USA, June 16-19, 2013.
  8. T. Kim, W. Qiao, and L. Qu, “Real-time state of charge and electrical impedance estimation for lithium-ion batteries based on a hybrid battery model,” in Proc. 28th Annual IEEE Applied Power Electronics Conference and Exposition (APEC 2013), Long Beach, CA, USA, Mar. 17-21, 2013, pp. 563-568.
  9. Y. Zhao, W. Qiao, and L. Wu, “An adaptive quasi-sliding-mode observer-based sensorless drive for heavy-duty interior permanent magnet synchronous machines,” in Proc. 28th Annual IEEE Applied Power Electronics Conference and Exposition (APEC 2013), Long Beach, CA, USA, Mar. 17-21, 2013, pp. 781-788.
  10. Y. Zhao, W. Qiao, and L. Wu, “Dead-time effect and current regulation quality analysis for a sliding-mode position observer-based sensorless IPMSM drives,” in Proc. IEEE IAS 47th Annual Meeting, Las Vegas, NV, USA, Oct. 7-11, 2012, pp. 1-7.
  11. J. Zeng, Z. Zhang, and W. Qiao, “An interconnection-damping-assignment passivity-based controller for a DC-DC boost converter with a constant power load,” in Proc. IEEE IAS 47th Annual Meeting, Las Vegas, NV, USA, Oct. 7-11, 2012, pp. 1-7.
  12. Z. Zhang, Y. Zhao, W. Qiao, and L. Qu, “A space-vector modulated sensorless direct-torque control for direct-drive PMSG wind turbines,” in Proc. IEEE IAS 47th Annual Meeting, Las Vegas, NV, USA, Oct. 7-11, 2012, pp. 1-7.
  13. D. Lu, X. Gong, and W. Qiao, “Current-based diagnosis for gear tooth breaks in wind turbine gearboxes,” in Proc. IEEE Energy Conversion Congress and Exposition 2012 (ECCE 2012), Raleigh, NC, USA, Sept. 15-20, 2012, pp. 3780-3786. (First Prize of the 2012 Best Paper Awards of the IEEE IAS Renewable and Sustainable Energy Conversion Systems Committee)
  14. J. Zeng, W. Qiao, and L. Qu, “An isolated multiport DC-DC converter for simultaneous power management of multiple renewable energy sources,” in Proc. IEEE Energy Conversion Congress and Exposition 2012 (ECCE 2012), Raleigh, NC, USA, Sept. 15-20, 2012, pp. 3741-3748.
  15. J. Zeng, W. Qiao, and L. Qu, “A single-switch isolated DC-DC converter for photovoltaic systems,” in Proc. IEEE Energy Conversion Congress and Exposition 2012 (ECCE 2012), Raleigh, NC, USA, Sept. 15-20, 2012, pp. 3446-3452.
  16. Y. Zhao, W. Qiao, and L. Wu, “Sensorless control for interior permanent magnet synchronous machines based on a multilayer discrete-time sliding-mode observer,” in Proc. IEEE Energy Conversion Congress and Exposition 2012 (ECCE 2012), Raleigh, NC, USA, Sept. 15-20, 2012, pp. 1788-1795.
  17. Y. Zhao, W. Qiao, and L. Wu, “Estimated-speed-aided stabilizers for sensorless control of interior permanent magnet synchronous machines,” in Proc. IEEE Energy Conversion Congress and Exposition 2012 (ECCE 2012), Raleigh, NC, USA, Sept. 15-20, 2012, pp. 2631-2638.
  18. W. Qiao, “Intelligent mechanical sensorless MPPT control for wind energy systems,” in Proc. IEEE PES General Meeting 2012, San Diego, CA, USA, July 22-27, 2012, pp. 1-8. (Panel Paper)
  19. X. Gong and W. Qiao, “Current-based online bearing fault diagnosis for direct-drive wind turbines via spectrum analysis and impulse detection,” in Proc. 2012 IEEE Symposium on Power Electronics and Machines in Wind Applications (PEMWA 2012), Denver, CO, USA, July 16-18, 2012, pp. 1-6.
  20. Y. Zhao, W. Qiao, and L. Wu, “Oscillation mitigation for sliding mode observers in sensorless control of interior permanent magnet synchronous machines,” in Proc. 2012 IEEE Transportation Electrification Conference and Expo (ITEC 2012), Dearborn, MI, USA, June 18-20, 2012, pp. 1-6. (ITEC 2012 Best Paper Award)
  21. Y. Zhao, W. Qiao, and L. Wu, “Position extraction from a sliding-mode observer for sensorless control of IPMSMs,” in Proc. 21st IEEE International Symposium on Industrial Electronics (ISIE 2012), Hangzhou, China, May 28-31, 2012, pp. 725-730.
  22. T. Dai, W. Qiao, and L. Qu, “Real-time optimal participation of wind power in the electricity market,” in Proc. 2012 IEEE Innovative Smart Grid Technologies Conference - Asia (IEEE PES ISGT-ASIA 2012), Tianjin, China, May 21-24, 2012, pp. 1-6.
  23. Y. Zhao, W. Qiao, and L. Wu, “Compensation algorithms for sliding mode observers in sensorless control of IPMSMs,” in Proc. 2012 IEEE International Electrical Vehicle Conference (IEVC 2012), Greenville, SC, USA, Mar. 4-8, 2012, pp. 1-7.
  24. T. Kim, W. Qiao, and L. Qu, “A multicell battery system design for electric and plug-in hybrid electric vehicles,” in Proc. 2012 IEEE International Electrical Vehicle Conference (IEVC 2012), Greenville, SC, USA, Mar. 4-8, 2012, pp. 1-7.
  25. T. Kim, W. Qiao, and L. Qu, “A series-connected self-reconfigurable multicell battery capable of safe and effective charging/discharging and balancing operations,” in Proc. 27th Annual IEEE Applied Power Electronics Conference and Exposition (APEC 2012), Orlando, FL, USA, Feb. 5-9, 2012, pp. 2259-2264.
  26. Y. Zhao and W. Qiao, “A third-order sliding-mode controller for DC/DC converters with constant power loads,” in Proc. IEEE IAS 46th Annual Meeting, Orlando, FL, USA, Oct. 9-13, 2011, pp. 1-8.
  27. C. Lohmeier, J. Zeng, W. Qiao, L. Qu, and J. L. Hudgins, “A current-sensorless MPPT quasi-double-boost converter for PV systems,” in Proc. IEEE Energy Conversion Congress and Exposition 2011 (ECCE 2011), Phoenix, AZ, USA, Sept. 17-22, 2011, pp. 1069-1075.
  28. X. Gong and W. Qiao, “Bearing fault detection for direct-drive wind turbine via stator current spectrum analysis,” in Proc. IEEE Energy Conversion Congress and Exposition 2011 (ECCE 2011), Phoenix, AZ, USA, Sept. 17-22, 2011, pp. 313-318.
  29. T. Kim, W. Qiao, and L. Qu, “Self-reconfigurable multicell batteries,” in Proc. IEEE Energy Conversion Congress and Exposition 2011 (ECCE 2011), Phoenix, AZ, USA, Sept. 17-22, 2011, pp. 3549-3555.
  30. T. Dai and W. Qiao, “Optimal participation of wind power in the liberalized power market,” in Proc. 18th IFAC World Congress, Milano, Italy, Aug. 28-Sept. 2, 2011, pp. 3695-3700.
  31. B. Dong, S. Asgarpoor, and W. Qiao, “ANN-based adaptive PI control for wind turbine with doubly fed induction generator,” in Proc. 43rd North American Power Symposium, Boston, MA, USA, Aug. 4-6, 2011.
  32. W. Qiao, A. Sharma, J.L. Hudgins, E. Jones, and L. Rilett, “Wind/solar hybrid generation-based roadway microgrids,” in Proc. IEEE PES General Meeting 2011, Detroit, MI, USA, July 24-29, 2011 (Invited Panel Paper).
  33. J. Zeng and W. Qiao, “Short-term solar power prediction using an RBF neural network,” in Proc. IEEE PES General Meeting 2011, Detroit, MI, USA, July 24-29, 2011.
  34. W. Qiao, J. Liang, R. G. Harley, and G.K. Venayagamoorthy, “Computational intelligence for control of wind turbine generators,” in Proc. IEEE PES General Meeting 2011, Detroit, MI, USA, July 24-29, 2011 (Invited Panel Paper).
  35. J. Mitra, M.-Y. Chow, S. Kamalasadam, W. Qiao, A.K. Srivastava, S.K. Srivastava, and G.K. Venayagamoorthy, “Intelligent methods for smart microgrids,” in Proc. IEEE PES General Meeting 2011, Detroit, MI, USA, July 24-29, 2011 (Invited Panel Paper).
  36. J. Zeng and W. Qiao, “Support vector machine-based short-term wind power forecasting,” in Proc. 2011 IEEE PES Power System Conference & Exposition (PSCE 2011), Phoenix, AZ, USA, March 20-23, 2011.
  37. T. Kim, W. Qiao, and L. Qu, “Series-connected reconfigurable multicell battery,” in Proc. 2011 Applied Power Electronics Conference and Exposition (APEC 2011), Fort Worth, TX, USA, Mar. 6-10, 2011, pp. 1382-1387.
  38. X. Gong, W. Qiao, and W. Zhou, “Incipient bearing fault detection via wind generator stator current and wavelet filter,” in Proc. 36th Annual Conference of the IEEE Industrial Electronics Society (IECON 2010), Phoenix, AZ, USA, Nov. 7-10, 2010, pp. 2615-2620.
  39. T. Kim, W. Qiao, and L. Qu, “Series-connected reconfigurable multicell battery: A novel design towards smart batteries,” in Proc. IEEE Energy Conversion Congress and Exposition 2010 (ECCE 2010), Atlanta, GA, USA, Sept. 12-16, 2010, pp. 4257-4263.
  40. X. Yang, X. Gong, and W. Qiao, “Mechanical sensorless maximum power tracking control for direct-drive PMSG wind turbines,” in Proc. IEEE Energy Conversion Congress and Exposition 2010 (ECCE 2010), Atlanta, GA, USA, Sept. 12-16, 2010, pp. 4091-4098.
  41. X. Gong, X. Yang, and W. Qiao, “Wind speed and rotor position sensorless control for direct-drive PMG wind turbines,” in Proc. IEEE IAS 45th Annual Meeting, Houston, TX, USA, Oct. 3-7, 2010.
  42. Q. Hui, J. Shen, and W. Qiao, “Dynamic security analysis of electric power systems: passivity-based approach and positive invariance approach,” in Proc. 2010 ASME Dynamic Systems and Control Conference, Cambridge, MA, USA, Sept. 13-15, 2010, pp. 1-8.
  43. X. Gong and W. Qiao, “Simulation investigation of wind turbine imbalance faults,” in Proc. 2010 International Conference on Power System Technology (POWERCON2010), Hangzhou, China, Oct. 24-28, 2010.
  44. W. Qiao and Q. Hui, “Energy-based hybrid excitation control for synchronous generators,” in Proc. IEEE PES General Meeting 2010, Minneapolis, Minnesota, USA, July 25-29, 2010.
  45. D.J. Gardels, W. Qiao, and X. Gong, “Simulation studies on imbalance faults of wind turbines,” in Proc. IEEE PES General Meeting 2010, Minneapolis, Minnesota, USA, July 25-29, 2010.
  46. L. Qu and W. Qiao, “Constant power control and fault-ride-through enhancement of DFIG wind turbines with energy storage,” in Proc. IEEE IAS 44th Annual Meeting, Houston, TX, USA, Oct. 4-8, 2009.
  47. W. Qiao, X. Gong, and L. Qu, “Output maximization control for DFIG wind turbines without using wind and shaft speed measurements,” in Proc. IEEE Energy Conversion Congress and Exposition 2009 (ECCE 2009), San Jose, CA, USA, Sept. 20-24, 2009, pp. 404-410.
  48. Z. Jiang, F. Li, W. Qiao, H. Sun, H. Wan, J. Wang, Y. Xia, Z. Xu, and P. Zhang, “A vision of smart transmission grids,” in Proc. IEEE PES General Meeting 2009, Calgary, Alberta, Canada, July 26-30, 2009.
  49. J. Liang, W. Qiao, and R.G. Harley, “Direct transient control of wind turbine driven DFIG for low voltage ride-through,” in Proc. IEEE Symposium on Power Electronics and Machines in Wind Applications (PEMWA 2009), Lincoln, Nebraska, June 24-26, 2009.
  50. B. Dong, S. Asgarpoor, and W. Qiao, “Voltage analysis of distribution systems with DFIG wind turbines,” in Proc. IEEE Symposium on Power Electronics and Machines in Wind Applications (PEMWA 2009), Lincoln, Nebraska, June 24-26, 2009.
  51. W. Qiao, “Echo-state-network-based real-time wind speed estimation for wind power generation,” in Proc. 2009 International Joint Conference on Neural Networks (IJCNN 2009), Atlanta, GA, USA, June 14-19, 2009, pp. 2572-2579.
  52. Q. Hui and W. Qiao, “Stabilization of multimachine power systems via hybrid control,” in Proc. 2009 American Control Conference, St. Louis, MO, USA, June 10-12, 2009, pp. 2110-2115.
  53. W. Qiao, “Dynamic modeling and control of doubly fed induction generators driven by wind turbines,” in Proc. 2009 IEEE PES Power Systems Conference & Exposition (PSCE 2009), Seattle, WA, USA, Mar. 15-18, 2009.
  54. W. Qiao and R.G. Harley, “Grid connection requirements and solutions for DFIG wind turbines,” in Proc. IEEE Energy 2030 Conference, Atlanta, GA, USA, Nov. 17-18, 2008.
  55. W. Qiao and R.G. Harley, “Improved control of DFIG wind turbines for operation with unbalanced network voltages,” in Proc. IEEE IAS 43rd Annual Meeting, Edmonton, Alberta, Canada, Oct. 5-9, 2008.
  56. W. Qiao and R.G. Harley, “Effect of grid-connected DFIG wind turbines on power system transient stability,” in Proc. IEEE PES General Meeting 2008, Pittsburgh, PA, USA, July 20-24, 2008.
  57. W. Qiao, R.G. Harley, and G.K. Venayagamoorthy, “Computational intelligence for control and grid integration of DFIG wind turbines,” in Proc. 7th International Workshop on Large Scale Integration of Wind Power into Power Systems as well as on Transmission Networks for Offshore Wind Farms, Madrid, Spain, May 26-27, 2008.
  58. W. Qiao, L. Qu, and R.G. Harley, “Control of IPM synchronous generator for maximum wind power generation considering magnetic saturation,” in Proc. IEEE IAS 42nd Annual Meeting, New Orleans, LA, USA, Sept. 23-27, 2007, pp. 1265-1272. (IAS Industrial Automation and Control Committee Second Prize Paper Award)
  59. W. Qiao, R.G. Harley, and G.K. Venayagamoorthy, “Dynamic modeling of wind farms with fixed-speed wind turbine generators,” in Proc. IEEE PES General Meeting 2007, Tampa, FL, USA, June 24-28, 2007.
  60. W. Qiao and R.G. Harley, “Power quality and dynamic performance improvement of wind farms using a STATCOM,” in Proc. 38th IEEE Power Electronics Specialists Conference (PESC 2007), Orlando, FL, USA, June 17-21, 2007, pp. 1832-1838.
  61. W. Qiao, G.K. Venayagamoorthy, and R.G. Harley, “DHP-based wide-area coordinating control of a power system with a large wind farm and multiple FACTS devices,” in Proc. 2007 International Joint Conference on Neural Networks (IJCNN 2007), Orlando, Florida, USA, Aug. 12-17, 2007, pp. 2093-2098.
  62. W. Qiao, R.G. Harley, and G.K. Venayagamoorthy, “Neural-network-based intelligent control for improving dynamic performance of FACTS devices,” in Proc. IREP Symposium 2007 – Bulk Power System Dynamics and Control - VII, Charleston, SC, USA, Aug. 19-24, 2007.
  63. W. Qiao, G.K. Venayagamoorthy, and R.G. Harley, “Real-time implementation of a STATCOM on a wind farm equipped with doubly fed induction generators,” in Proc. IEEE IAS 41st Annual Meeting, Tampa, FL, USA, Oct. 8-12, 2006, pp. 1073-1080.
  64. W. Qiao and R.G. Harley, “Fault-tolerant optimal neurocontrol for a static synchronous series compensator connected to a power network,” in Proc. IEEE IAS 41st Annual Meeting, Tampa, FL, USA, Oct. 8-12, 2006, pp. 642-649.
  65. W. Qiao, R.G. Harley, and G.K. Venayagamoorthy, “Effects of FACTS devices on a power system which includes a large wind farm,” in Proc. IEEE PES Power Systems Conference and Exposition (PSCE 2006), Atlanta, GA, USA, Oct. 29-Nov. 1, 2006, pp. 2070-2076.
  66. W. Qiao, R.G. Harley, and G.K. Venayagamoorthy, “Fault-tolerant control for SSSC using neural networks and PSO,” in Proc. IEEE PES Power Systems Conference and Exposition (PSCE 2006), Atlanta, GA, USA, Oct. 29-Nov. 1, 2006, pp. 952-958.
  67. W. Qiao, G.K. Venayagamoorthy, and R.G. Harley, “Design of optimal PI controllers for doubly fed induction generators driven by wind turbines using particle swarm optimization,” in Proc. 2006 International Joint Conference on Neural Networks (IJCNN 2006), Vancouver, BC, Canada, July 16-21, 2006, pp. 1982-1986.
  68. W. Qiao, R.G. Harley, and G.K. Venayagamoorthy, “A fault-tolerant P-Q decoupled control scheme for static synchronous series compensator,” in Proc. IEEE PES General Meeting 2006, Montreal, QC, Canada, June 18-22, 2006. (First Prize of the 2006 IEEE PES General Meeting Student Poster-Paper Contest)
  69. Z. Gao, W. Qiao, T.G. Habetler, and R.G. Harley, “Online compensation of detuning effects in vector control based on adaptive sensorless rotor thermal model identification,” in Proc. 37th IEEE Power Electronics Specialists Conference (PESC 2006), Jeju, Korea, June 18-22, 2006.
  70. B. Lu, W. Qiao, T.G. Habetler, and R.G. Harley, “Solving induction motor equivalent circuit using numerical methods for an in-service and nonintrusive motor efficiency estimation method,” in Proc. CES/IEEE 5th International Power Electronics and Motion Control Conference, Shanghai, P. R. China, Aug. 13-16, 2006.
  71. W. Qiao and R.G. Harley, “Optimization of radial basis function widths using particle swarm optimization,” in Proc. 2006 IEEE Swarm Intelligence Symposium, Indianapolis, Indiana, USA, May 12-14, 2006, pp. 55-60.
  72. S. Mohagheghi, Y. del Valle, W. Qiao, G.K. Venayagamoorthy, R.G. Harley, D.M. Falcao, G.N. Taranto, and T.M.L. Assis, “Steady state and transient behaviour of a fuzzy-based controlled STATCOM optimally placed in a 45 bus Brazilian power system,” in Proc. X SEPOPE Symposium of Specialists in Electric Operational and Expansion Planning, Florianopolis, SC, Brazil, May 21-25, 2006.
  73. W. Qiao and R.G. Harley, “An indirect adaptive external neuro-controller for series capacitive reactance compensator in damping power oscillations,” in Proc. 13th International Conference on Intelligent Systems Application to Power Systems (ISAP 2005), Washington, DC, USA, Nov. 6-10, 2005, pp. 234-239.
  74. W. Qiao and R.G. Harley, “Indirect adaptive internal neuro-control for a static synchronous series compensator (SSSC) connected to a power system,” in Proc. IEEE Industrial Electronics Society 31st Annual Conference (IECON 2005), Raleigh, NC, USA, Nov. 6-10, 2005, pp. 50-55.
  75. W. Qiao, Z. Gao, and R.G. Harley, “Continuous on-line identification of nonlinear Plants in power systems with missing sensor measurements,” in Proc. 2005 International Joint Conference on Neural Networks (IJCNN 2005), Montreal, Quebec, Canada, July 31-Aug. 4, 2005, pp. 1729-1734.
  76. W. Qiao and R.G. Harley, “On-line identification of series capacitive reactance compensator in a multi-machine power system using a radial basis function neural network,” in Proc. Inaugural IEEE PES 2005 Conference and Exposition in Africa, Durban, South Africa, July 11-15, 2005, pp. 287-292.
  77. G.K. Venayagamoorthy, Y. del Valle, S. Mohagheghi, W. Qiao, S. Ray, R.G. Harley, D.M. Falcao, G.N. Taranto, and T.M.L. Assis, “Effects of a STATCOM, a SCRC and a UPFC on the dynamic behavior of a 45 bus section of the Brazilian power system,” in Proc. Inaugural IEEE PES 2005 Conference and Exposition in Africa, Durban, South Africa, July 11-15, 2005, pp. 305-312.
  78. W. Qiao, R.G. Harley, and G.K. Venayagamoorthy, “On-line identification of static synchronous series compensator in a power system using a RBF neural network,” in Proc. 6th International Conference on Power Systems Operation and Planning, Praia, Cabo Verde, May 22-26, 2005, pp. 267-271.
  79. S. Mohagheghi, W. Qiao, G.K. Vanayagamoorthy, and R.G. Harley, “Supervisory level identifier for a multimachine power system using radial basis function neural networks,” in Proc. 6th International Conference on Power Systems Operation and Planning, Praia, Cabo Verde, May 22-26, 2005, pp. 134-138.