Publications of Dr. Karen Butler-Purry Research Group

Book Chapters: Book Chapters
Referred published Journals: 2014-2013 2012-2008 2007-2004 2003-2000 1999-1997
Conference publications: 2014 2013 2012 2011 2010 2009 2008 2007 2006 2005 2004 2003 2002 2001 2000 1999 1998 1997 1996 1995 1994 1993 1992

Book Chapters

D. Kundur, S. Mashayehk, X. Feng, S. Liu, K. L. Butler-Purry and T. Zourntos, “Cyber Attack Impact Analysis for the Smart Grid,” in Smart Grid Communications and Networking, V. Poor, Z. Han and E. Hossain, eds., Cambridge University Press, pp. 353-372, July 2012.

V. Srinivasan, K. Butler-Purry and S. Pedersen. Developing Educational Games for Engineering Education – A Case Study, In Patrick Felicia (Ed.), Handbook of Research on Improving Learning and Motivation through Educational Games: Multidisciplinary Approaches, IGI Global Publishing Company, April 2011. doi:10.4018/978-1-60960-495-0.

Karen L. Butler-Purry, Hung-Ming Chou, “Real-Time Rapid Embedded Power System Control Prototyping simulation Test-Bed Using LabVIEW and RTDS“, in LabVIEW- Practical Applications and Solutions, InTech.

K. Butler-Purry. In search of community: The challenges and successes of an isolated engineer. In C.A. Stanley (Ed.), Faculty of color teaching in predominantly white colleges and universities. Bolton, MA: Anker Publishing Company, June 2006.
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Journal Papers

2012-2008 Papers

X. Feng, K. L. Butler-Purry, T. Zourntos, “Multi-Agent System-Based Real-Time Load Management for All-Electric Ship Power Systems in DC Zone Level,” IEEE Transactions on Power Systems, vol. 27, pp. 1719-1728, 2012

H. B. Funmilayo, J. A. Silva, and K. L. Butler-Purry, “Overcurrent Protection for the IEEE 34-Node Radial Test Feeder,” IEEE Transactions on Power Delivery, vol. 27, pp. 459-468, 2012.

D. Kundur, X. Feng, S. Mashayekh, S. Liu, T. Zourntos, and K. L. Butler-Purry, “Towards modeling the impact of cyber attacks on a smart grid”, International Journal on Security and Networks Special Issue on Security and Privacy in Smart Grid, vol. 6, no. 1, Jan. 2011.

M. J. Mousavi and K. L. Butler-Purry, “Detecting Incipient Faults via Numerical Modeling and Statistical Change Detection,” IEEE Transactions on Power Delivery, vol. 25, pp. 1275-1283, 2010.

M. J. Mousavi*, K. L. Butler-Purry, “A Novel Condition Assessment System for Underground Distribution Applications”, IEEE Transactions on Power Systems, vol. 24, pp. 1115-1125, 2009.
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2007-2004 Papers

S. K. Srivastava* and K. L. Butler-Purry, “Probability Based Predictive Self-Healing Reconfiguration Method for Shipboard Power Systems”, IET Generation, Transmission and Distribution, Vol. 1, Issue 3, May 2007, pp. 405-413.

K. L. Butler-Purry, N.D.R. Sarma, “Geographical Information Systems for Automation of Shipboard Power Systems,” Naval Engineers Journal, vol. 118, no. 1, Winter 2006, pp. 63-75

S. Srivastava* and K. L. Butler-Purry,” Expert-system Method for Automatic Reconfiguration for Restoration of Shipboard Power Systems,” IEE Proceedings Generation, Transmission and Distribution, Vol. 153, Issue 3, May 2006, pp. 253-260

K. L. Butler-Purry, N.D.R. Sarma, “Self-Healing Reconfiguration for Restoration of Naval Shipboard Power Systems”, IEEE Transactions on, Volume: 19, Issue: 2, May 2004, Pages: 754 – 762

K. L. Butler-Purry, N.D.R. Sarma, I.V. Hicks, “Service Restoration Naval Shipboard Power Systems,” Generation, Transmission and Distribution IEE Proceedings – ,Volume: 151 , Issue: 1 , Jan. 2004 Pages: 95-102
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2003-2000 Papers

K. L. Butler-Purry, M. Bagriyanik, “Characterization of Transients in Transformers Using Discrete Wavelet Transforms,” Power Systems, IEEE Transactions on Power Systems, volume: 18 issue: 2, May 2003, pp. 648-656.

C. Richards, C. Benner, K. Butler, B. D. Russell, “Electrical Behavior of Contaminated Distribution Insulators Exposed to Natural Wetting, ” Power Systems IEEE Trans. On Power Delivery, volume: 18 issue: 2, April 2003, pp. 551-558.

H. Wang, K. L. Butler, “Modeling Transformers with Internal Incipient Faults,” IEEE Trans. On Power Delivery, vol. 17, no. 2, April 2002, pp. 500-509.

S. Srivastava, K. Butler-Purry, NDR Sarma, “Shipboard Power Restored for Active Duty,” IEEE Computer Applications to Power, vol. 15, no. 3, April 2002, pp. 16-23.

K. L. Butler, N. D. R. Sarma, V. Prasad, “Network Reconfiguration for Service Restoration in Shipboard Power Distribution Systems”; IEEE Trans. On Power Systems, November 2001, vol. 16,no. 4, pp. 653-661.

H. Wang, K. L. Butler, “Finite Element Analysis of Internal Winding Faults in Distribution Transformers, ” IEEE Trans. On Power Delivery, vol. 16, issue 3, July 2001, pp. 422-427.

H. Zhang, K. L. Butler, N. D. R. Sarma, H. DoCarmo, S. Gopalakrishnan and A. Adediran, “Analysis of Tools for Simulation of Shipboard Electric Power Systems”, Electric Power System Research, Volume 58, Issue 2, June 2001, pp 111-122.

Z. Rahman, M. Ehsani, K. Butler, “An Investigation of Electric Motor Drive Characteristics for EV and HEV Propulsion Systems,” 2000 SAE Transactions, Vol. 109, Journal of Passenger Cars – Mechanical Systems,Section 6.
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1999-1997 Papers

M. Ehsani, Y. Gao, K. Butler, “Application of Electrically Peaking Hybrid (ELPH) Propulsion System to a Full Size Passenger Car with Simulated Design Verification,” IEEE Transactions on Vehicular Technology – Special Issue on Hybrid Electric Vehicles, Nov. 1999, vol. 48, no. 6, pp. 1779-1787

K. L. Butler, M. Ehsani, P. Kamath, “A Matlab-based Modeling and Simulation Package for Electric and Hybrid Electric Vehicles Design,” IEEE Transactions on Vehicular Technology – Special Issue on Hybrid Electric Vehicles, Nov. 1999, vol. 48, no. 6, pp. 1770-1778.

Z. Rahman, K. Butler, M. Ehsani, “A Study of Design Issues on Electrically Peaking Hybrid Electric Vehicles for Diverse Urban Driving Patterns,” Advances in Electric Vehicle Technologies, SP-1417,Paper #: 1999-01-1151, Society of Automotive Engineers, March 1999, pp. 1-9.

K. Butler, NDR Sarma, C. Whitcomb, H. Do Carmo, H. Zhang, “Shipboard Systems Deploy Automated Protection,” IEEE Computer Applications in Power, vol. 11, no. 2, April, 1998,pp. 31-36.

K. L. Butler, J. A. Momoh, and D. J. Sobajic, “Field Studies using a Neural Net Based Approach for Fault Diagnosis in Distribution Networks,”IEEE Proceedings: Generation, Transmission, and Distribution., vol. 144, no. 5, Sept. 1997, pp. 429-436.

K L. Butler, J. Momoh, L. Dias, and D. Sobajic, “An Approach to Power Distribution Fault Diagnosis using Neural Net based Supervised Clustering Methodology,” International Journal of Engineering Intelligent Systems, Vol. 5, no. 1, March 1997, pp. 51-57.

K. L. Butler, K. M. Stevens, and M. Ehsani, “A Versatile Computer Simulation Tool for Design and Analysis of Electric and Hybrid Drive Trains,” Electric and Hybrid Vehicle Design Studies, SP 1243, Paper #: 970199, pp. 19-25, February 1997.

G. Garcia, K. Butler, and N. Stubbs, “Relative Performance of Clustering Based Neural Network and Statistical Pattern Recognition for Nondestructive Damage Detection,” Smart Materials and Structures Journal, 6 (1997), pp. 415-424.
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Conference Papers

2012 Papers

Hung-Ming Chou, Karen L. Butler-Purry, “Real-Time Wide Area Power Control Studies Using PXI and RTDS,” Proc. 2012 IEEE North American Power Symposium, September 2012, Champaign, IL, to appear.

S. Mashayekh and K.L. Butler-Purry, “Assessing the Dynamic Secure Region for an All-Electric Ship Model,” Proc. 2012 IEEE North American Power Symposium, September 2012, Champaign, IL, to appear.

S. Mashayekh, and K. L. Butler-Purry, “Transient Operational Constraints in Power System Optimization Problems,” Proc. IEEE Power & Energy Society General Meeting, San Diego, CA, July 2012, to appear.

E. Mayhorn, K. Kalsi, M. Elizondo, W. Zhang, S. Lu, N. Samaan, K Butler-Purry, “Optimal Control of Distributed Energy Resources using Model Predictive Control”, IEEE PES General Meeting, San Diego, CA, July 2012, to appear.

J. Wei, D. Kundur, T. Zourntos and K.L. Butler-Purry, “A Flocking-Based Dynamical Systems Paradigm for Smart Power System Analysis,” Proc. IEEE Power & Energy Society General Meeting, San Diego, CA, July 2012, to appear.

S. Liu, S. Mashayekh, D. Kundur, T. Zourntos and K.L. Butler-Purry, “A Smart Grid Vulnerability Analysis Framework for Coordinated Variable Structure Switching Attacks,” Proc. IEEE Power & Energy Society General Meeting, San Diego, CA, July 2012, to appear.

F.A Ituzaro, R. Douglin, and K.L. Butler-Purry, “Using Smart Meter Data to Improve the Performance of Overcurrent Protective Devices in Distribution Systems with DGs” Proc. IEEE Power & Energy Society General Meeting, San Diego, CA, July 2012, to appear.

E. Mayhorn, K. Kalsi, M. Elizondo, J. Lian ,W. Zhang, K. Butler-Purry, “Optimal Dispatch and Coordination of Distributed Energy Resources using Model Predictive Control”, IEEE T&D Conference and Expo., Orlando, FL, May 2012.

S. Liu, D. Kundur, T. Zourntos and K.L. Butler-Purry, “Coordinated Variable Structure Switching in Smart Power Systems: Attacks and Mitigation,” First International Conference on High Confidence Network Systems (HiCoNS) at Cyber Physical Systems Week (CPSWeek) 2012, Beijing, China, April 2012.

F.A Ituzaro, R. Douglin, and K.L Butler-Purry, “A decentralized directional overcurrent protection for radial distribution systems with distributed generation”, presented at the 9th Intl. Conf. on Power System Operation and Planning (ICPSOP), Nairobi, Kenya, January 2012.
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2011 Papers

S. Liu, X. Feng, D. Kundur, T. Zourntos and K.L. Butler-Purry, “Switched System Models for Coordinated Cyber-Physical Attack Construction and Simulation,” Proc. Second IEEE International Conference on Smart Grid Communications, Brussels, Belgium, pp. 49-54, October 2011.

S. Liu, X. Feng, D. Kundur, T. Zourntos and K.L. Butler-Purry, “A Class of Cyber-Physical Switching Attacks for Power System Disruption,” Proc. 7th (2011) Cyber Security and Information Intelligence Research Workshop, Oak Ridge National Laboratory, October 2011. (Best paper award)

M. M. Rahimian, C. Seung, and K. Butler-Purry, “A novel analytical method for prediction of the broken bar fault signature amplitude in induction machine cage rotor and synchronous machine damper winding,” in Proc. 2011 IEEE Energy Conversion Congress and Exposition (ECCE), pp. 1641-1648, 17-22 September, 2011.

Fred A. Ituzaro, Richard Douglin, Karen L. Butler-Purry, “Addition of Smart Meters to a Revised IEEE 34 Node Test Feeder,” 2011 IEEE PES General Meeting Poster Presentation, Detroit, MI.

X. Feng, K. L. Butler-Purry, T. Zourntos, and H. M. Chou, “Multi-agent system-based real-time load management for NG IPS ships in high/medium voltage level”, IEEE Power System Conference and Exposition 2011, Phoenix, AZ, pp. 1-8, March 2011.

Hung-Ming Chou, Karen L. Bulter-Purry, “Implementation & Comparison of An Over-Current Relay with PXI and cRIO in Real Time Controller-In-The-Loop Simulation,” 2011 NIWeek Poster Presentation, Austin, TX.

Hung-Ming Chou, Fred A. Ituzaro, Karen L. Butler-Purry, “A PC-Based Test Bed Development for NG IPS in PSCAD,” Proc. 2011 IEEE Electric Ship Technologies Symposium (ESTS), Alexandria, VA, pp. 135-142, April 2011.

X. Feng, K. L. Butler-Purry, and T. Zourntos, “Analysis of various partition strategies for multi-agent system-based real-time load management for NG IPS ships”, 2011 IEEE Electric Ship Technologies Symposium, Alexandria, VA, pp. 173-180, April 2011.
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2010 Papers

Hung-Ming Chou, Karen L. Bulter-Purry, “Modeling and Simulation of Propulsion Motor in PSCAD of Integrated Ship Power System,” 2010 IEEE PES General Meeting Poster Presentation, Minneapolis, MN.

D. Kundur, X. Feng, S. Liu, T. Zourntos, and K. L. Butler-Purry, “Towards a framework for cyber attack impact analysis of the electric smart grid”, in First IEEE International Conference on Smart Grid Communications, Gaithersburg, MD, pp. 244 – 249, Oct. 2010.

S. Mashayekh, K. L. Butler-Purry, “Security Constrained Power Management System for the NG IPS Ships”, in Proceedings of 2010 North American Power Symposium, 26-28 Sep. 2010, Arlington, TX, 2010.

X. Feng, T. Zourntos, K. L. Butler-Purry, and S. Mashayekh, “Dynamic Load Management for NG IPS Ships,” in Proceedings of 2010 IEEE Power and Energy Society General Meeting, 25-29 July 2010, Minneapolis, MN, 2010.

F. M. Uriarte, K. L. Butler-Purry, “Multicore Simulation of an AC-Radial Shipboard Power System”, in Proceedings of 2010 IEEE Power and Energy Society General Meeting, 25-29 July 2010, Minneapolis, MN, 2010.
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2009 Papers

A. Akinnikawe*, K. L. Butler-Purry, “Investigation of broadband over power line channel capacity of shipboard power system cables for ship communication networks”, in Proceedings of 2009 IEEE Power and Energy Society General Meeting (PES), 26-30 July 2009, Piscataway, NY, USA.  2009, p. 9 pp.

K. L. Butler-Purry, H. B. Funmilayo*, “Overcurrent protection issues for radial distribution systems with distributed generators”, in Proceedings of 2009 IEEE Power and Energy Society General Meeting (PES), 26-30 July 2009, Piscataway, NY, USA.  2009, p. 5 pp.

T. Amba*, K. L. Butler-Purry, M. Falahi*, “Genetic algorithm based damage control for shipboard power systems”, in Proceedings of IEEE Electric Ship Technologies Symposium, ESTS 2009, April 20, 2009 – April 22, 2009, Baltimore, MD, United states.  2009, pp. 242-252.

H. B. Funmilayo*, K. L. Butler-Purry, “An approach to mitigate the impact of distributed generation on the overcurrent protection scheme for radial feeders”, in Proceedings of 2009 IEEE/PES Power Systems Conference and Exposition (PSCE 2009), 15-18 March 2009, Piscataway, NJ, USA.  2009, p. 11 pp.
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2008 Papers

K. Butler-Purry, S. K. Srivastava*, “Expert system-based reconfiguration of shipboard power distribution systems”, in Proceedings of 2008 IEEE Power and Energy Society General Meeting, 20-24 July 2008, Piscataway, NJ, USA.  2008, p. 5 pp.

K. L. Butler-Purry, J. Cardoso*, “Characterization of underground cable incipient behavior using time-frequency multi-resolution analysis and artificial neural networks”, in Proceedings of Power and Energy Society General Meeting – Conversion and Delivery of Electrical Energy in the 21st Century, 2008 IEEE.  2008, pp. 1-11.
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2007 Papers

J. A. Silva*, H. B. Funmilayo*, K. L. Butler-Purry, “Impact of distributed generation on the IEEE 34 node radial test feeder with overcurrent protection”, in Proceedings of NAPS 2007 – 39th North American Power Symposium, 30 Sept.-2 Oct. 2007, Piscataway, NJ, USA.  2007, pp. 49-57.

Li Qi, K. L. Butler-Purry, S. Woodruff, “Realization of a Generalized Modeling Method for Ungrounded Power Systems using MATLAB/Simulink,” Proceedings of 2007 Summer Simulation Conference,San Diego, CA, July 2007, pp.37-44

F.M. Uriarte* and K. L. Butler-Purry, “A Partitioning Approach for the Parallel Simulation of Ungrounded Shipboard Power Systems using Kron’s Diakoptics and Loop Analysis,” Proceedings of 2007 Summer Simulation Conference,San Diego,CA, July, 2007, pp.165-172

M. Mousavi* and K. L. Butler-Purry, “Temporal Analysis of Power Measurements for Condition Assessment Purposes,Proceedings of 2007 IEEE Power Engineering Society General Meeting,Tampa FL, June 2007, pp.1-8

K. L. Butler-Purry, G. Damle, N.D.R Sarma, F.M. Uriarte, D.Grant “Test Bed for Studying Real-Time Simulation and Control for Shipboard Power Systems,Proceedings of IEEE Electric Ship Technologies Symposium (ESTS), Arlington, VA, May 2007, pp.434-437
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2006 Papers

F.M. Uriarte* and K. L. Butler-Purry, “A Real-Time Simulation Using PC-Based Kernels,” Proceedings of Power Symposium Conference and Exposition, Altanta, GA, October, 2006, pp.1991-1995

F.M. Uriarte* and K. L. Butler-Purry, “Diakoptics in Shipboard Power System Simulation,” Proceedings of 2006 North American Power Symposium,Carbondale, IL, September 2006, pp.201-210

K. L. Butler-Purry and Djokic T.* “Impact of Distributed Generators on Protective Devices in Radial Distribution Systems,” Proceedings of 2005/2006 Transmission and Distribution Confernce and Exposition, Dallas, Texas, May 2006, pp.87-88
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2005 Papers

M. Mousavi* and K. Butler-Purry, “A Characterization Methodology for Distribution System Abnormalities Using Wavelet Packets and Self-Organizing Map ,” Proceedings of 2005 Conference on Intelligent Systems Applications to Power Systems, Arlington, VA, November 6-10, 2005.

K. L. Butler-Purry, “Multi-Agent Technology for Self-Healing Shipboard Power Systems,” Proceedings of 2005 Conference on Intelligent Systems Applications to Power Systems, Arlington, VA, November 6-10, 2005 ”

F. Uriarte* and K. L. Butler-Purry, “Real-Time Simulation of a Small-Scale Distribution Feeder Using Simulink and a Single PC,” Proceedings of 2005 North American Power Symposium, October 24-25, 2005, Ames, IA., pp. 213-218,” North American Power Symposium 2005

K. Butler-Purry, “Self-Healing Shipboard Electric Power Systems,” Proceedings of ONR-DARPA Power Electronics Workshop, August 28-31, 2005, Maryland.

S. K. Srivastava* and K. Butler-Purry, “A Pre-hit Probabilistic Reconfiguration Methodology for Shipboard Power Systems,” Proceedings of IEEE Electric Ship Technologies Symposium (ESTS 2005), July 25-27, 2005, Philadelphia, PA., pp. 99-104.

K. Miu, V. Ajjarapu, K. Butler-Purry, D. Niebur, C. Nwankpa, N. Schulz, A. Stankovic, “Testing of Shipboard Power Systems: A Case for Remote Testing and Measurement,” Proceedings of IEEE Electric Ship Technologies Symposium (ESTS 2005), July 25-27, 2005, Philadelphia, PA., pp. 195-201.

S. G. Adams, K. L. Butler-Purry, S. Saunders, C. Stanley, “Black Women Faculty Succeeding in Predominantly White Research Universities Despite the Odds,” Proceedings of National Conference On Race and Ethnicity in American Higher Education, May 31, 2005-June 4, 2005, New York, NY

L. Qi*, K. L. Butler-Purry, “Analysis of Stability Issues During Reconfiguration of Shipboard Power Systems,” Proceedings of 2005 IEEE/PES General Meeting, June 12-16, 2005, San Francisco, CA

K. L. Butler-Purry, NDR Sarma “Preventive Self-Healing Shipboard Power Distribution Systems,” Proceedings of IEEE/PES General meeting, June 12-16 2005 San Fransisco, CA

K. L. Butler-Purry “Preventive Self-Healing Shipboard Electric Power Systems, “Proceedings of ASNE Reconfiguration & Survivability Symposium Atlantic Beach, FL , February 16-17, 2005

K. Miu, V. Ajjarapu, K. L. Butler-Purry, D. Niebur, C. Nwakpa, N. Schulz, A. Stankovic “Remote Testing and Measurement of Power Systems (MURI),” Proceedings of ASNE Reconfiguration & Survivability Symposium Atlantic Beach, FL , February 16-17, 2005
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2004 Papers

K. L. Butler-Purry, NDR Sarma “Contingency Analysis for Shipboard Power Systems, “Proceedings of ICPS 2004, Nepal , October 2004

S. Srivastava*, K. L. Butler-Purry “A Probability Based Predictive Reconfiguration Method for Shipboard Power Systems, “Proceedings of the 8th International Conference on Probabilistic Methods Applied to Power Systems (PMAPS), Ames, Iowa September 2004

K. L. Butler-Purry, M. Bagriyanik, M. Mousavi*, P. Palmer-Buckle* “Experimental Investigation of Internal Short Circuit Faults Leading to Advanced Incipient Behavior and Failure of a Distribution Transformer,”Proceedings of Power Systems Conference and Exposition Oct. 10-13 2004

J.Li* , K. L. Butler-Purry, C.Benner, B.D. Russell, R. Langari, “Selecting a Fuzzy Aggregation Operator for the Multi-Criteria Fault location Problem, “Proceedings of the Power Systems Conference and Exposition, Oct. 10-13, 2004

M. Mousavi*, K. L. Butler-Purry “Wavelet-based Denoising of Field Recorded Power Systems Measurements, “Proceedings of the 2004, North American Power Symposium,Moscow, ID, August 2004

A. Hill Price, K. L. Butler-Purry, R. Autenrieth, J. Rinechart “Enrichment Experiences in Engineering (E3) for Teachers Summer Research Program, “Proceedings of the American Society of Engineering Education Annual Conference and Exposition, June 2004

R. Autenrieth, K. L. Butler-Purry, A. Hill Price, J. Rinechart ” A ‘Grass Roots’ Mentoring Model to Create Change, “Proceedings of the American Society of Engineering Education Annual Conference and Exposition, June 2004
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2003 Papers

Mirrasoul J. Mousavi, K. L. Butler-Purry, “Transformer Internal Incipient Fault Simulations,” Proceedings of 2003 North American Power Symposium, Rolla, MO, October 2003, pp. 195-203.

Jun Li, K. L. Butler-Purry, C. Benner, B. D. Russell, “Modeling of a Radial Distribution Feeder with TCC-based Protective Devices,” Proceedings of 2003 North American Power Symposium, Rolla, MO, October 2003.

Monica Medina, Li Qi, K. L. Butler-Purry, “A Three Phase Load Flow Algorithm for Shipboard Power Systems (SPS)”, Proceedings of IEEE/PES Transmission and Distribution Conference, September 2003.

Mirrasoul J. Mousavi, K. L. Butler-Purry, R. Gutirrez-Osuna, M. Najafi, “Classification of Load Change Transients and Incipient Abnormalities in Underground Cable Using Pattern Analysis Techniques”, Proceedings of IEEE/PES Transmission and Distribution Conference, September 2003.

Jun Li, K. L. Butler-Purry, C. Benner, “Modeling of TCC-based Protective Devices,” Proceedings of 2003 IEEE/PES Transmission and Distribution Conference & Exposition, Dallas, TX, September 2003.

S. Srivastava, K. L. Butler-Purry, “Configuration Validation using ATP Simulation of a Shipboard Power System in ATP,”International Conference on Power System Transients (IPST 2003), September 2003, New Orleans.

A. Adediran, H. Xiao, K. L. Butler-Purry, “The Modeling and Simulation of a Shipboard Power System in ATP,”International Conference on Power System Transients (IPST 2003) September 2003, New Orleans.

Li Qi, K. L. Butler-Purry, “Reformulated Model Based Modeling and Simulation of Ungrounded Stiffly Connected Power Systems,” Proceedings of IEEE PES General Meeting, Toronto, CA., July 2003.

K. L. Butler-Purry, M. Bagraynick, “Identifying Transformer Incipient Events for Maintaining Distribution System Reliability,” Proceedings of 36th Hawaii International Conference on System Sciences, Hawaii, Jan., 2003, pp. 648-656.

K.L. Butler-Purry, N.D.R. Sarma, “Visualization for Shipboard Power Systems,” Proceedings of 36th Hawaii International Conference on System Sciences, Hawaii, Jan., 2003, pp. 49-56.
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2002 Papers

S. Srivastava, H. Xiao, K. L. Butler-Purry, “Multi-Agent System for Automated Service Restoration of Shipboard Power Systems,” Proceedings of 15th International Conference on Computer Applications in Industry and Engineering (CAINE 2002), San Diego, CA, Nov. 7-9, 2002.

M. Mousavi, K. L. Butler-Purry, “Study of Thermal Aging Effects on Distribution Transformer Solid Insulation,” Proceedings of 34th Annual North American Power Symposium, Tempe, AZ, October 14-15, 2002, pp. 160-167.

Li Qi, K. L. Butler-Purry, “A New Modeling Strategy for Finite Inertia Power Systems based on Reformulated Reference Generator Model,” Proceedings of 34th Annual North American Power Symposium, Tempe, AZ, October 14-15, 2002, pp. 280-287.

H. Xiao, K. L. Butler-Purry, “Developing Multi-Agents for Shipboard Electric Power System Automation,” Proceedings of 34th Annual North American Power Symposium, Tempe, AZ, October 14-15, 2002, pp. 301-305.

M. Mousavi, K. L. Butler-Purry, “Experimental Investigation of Distribution Transformer Aged Solid Insulation,” Proceedings of 45th IEEE Midwest Symposium on Circuits and Systems, Tulsa, OK, August, 2002, vol. 2
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2001 Papers

K. L. Butler, A. Kuforiji, “Experimental Results from Short Circuit Faults on Distribution Transformers,” Proceedings of 2001 IEEE Transmission and Distribution Conference, Atlanta, GA, Oct. 2001, pp. 299-306.

H. Wang, K. L. Butler, “Modeling Transformer Internal Short Circuit Faults using Neural Network Techniques,” Proceedings of North American Power Symposium, Oct. 15-16, 2001, College Station, TX, pp. 430-435.

H. Xiao, A. Adediran, K. L. Butler, “Fault Scenario Studies Based on Geographical Information for Shipboard Power Systems,” Proceedings of North American Power Symposium, Oct. 15-16, 2001,College Station, TX, pp. 436-442.

H. Wang, K. L. Butler, “Neural Networking Modeling of Distribution Transformers with Internal Short Circuit Winding Faults,” Proceedings of International Conference on Power Industry Computer Applications (PICA), May 2001, Australia,pp. 122-127.
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2000 Papers

A. T. Adediran, H. Xiao and K. L. Butler, “The Modeling and Performance Testing of a Shipboard Power System”, Proceedings of the 33 Annual Frontiers of Power Conference, October 2000, pp. V1-1 – 1-9.

A. Adediran, H. Xiao, K. Butler, “Fault Studies of an U.S. Naval Shipboard Power System,” Proceeding of North American Power Symposium, Waterloo, Canada, October 2000, pp. 1- 18 to 1-25.

K. L Butler and S. S. Dey, “Using Discrete Wavelet Transforms to Characterize Equipment Failures for Maintaining Distribution Systems Reliability,” Proceeding of 4th International Conference on Power Systems Operation and Planning, August 2000, Accra, Ghana, pp. 104-110.

Z. Rahman, M. Ehsani, K. Butler, “Effect of Motor Short Circuit On EV-HEV Traction Systems,” Proceeding of SAE FTT200 Conference, Santa Clara, CA, August 2000.

P. Mead, K. L. Butler, Gupte, A., “Modified Ranging of Success Factors for African American Female Faculty in Engineering,” American Society of Engineering Education Annual Conference Poster Presentation, June 2000.

K. L. Butler, NDR Sarma, “General Reconfiguration Methodology for AC Radial Shipboard Power Systems,” Proceedings of 2000 PES Winter Meeting, vol. 2, pp. 1226-1230.

Z. Rahman, M. Ehsani, K. L. Butler “An Investigation of Traction Motor Characteristics on EV-HEV Propulsion Systems,” Proceeding of SAE FTT200 Conference, Santa Clara, CA, August 2000.

Z. Rahman, K. L. Butler, M. Ehsani, “A Comparison Study between Two Parallel Hybrid Control Concepts,” SAE 2000 World Congress, Detroit, MI, March 6-9,2000.

Z. Rahman, K. L. Butler, M. Ehsani, “Effect of Extended-Speed, Content-Power Operation of Electric Drives on the Design and Performance of EV-HEV Propulsion System,” SAE 2000 Future Car Congress, Arlington, VA, April 2-6,2000.
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1999 Papers

K. L. Butler, P. Mead, P. F., “Panel on Perceptions of African American Women Faculty in Engineering: The Obstacles, the Rewards,” Black Women in the Academy Conference, Washington, D. C., June 1999.

H. Wang, K. Butler, “Modeling Transformers with Internal Winding Faults by Calculating Leakage Factors,” Proceedings of North American Power Symposium, October 1999, San Luis Obispo, CA.

C. Richards, C. Benner, K. Butler, B. Russell, “Leakage Current Characteristics Caused by Contaminated Distribution Insulators,” Proceedings of North American Power Symposium, October 1999, San Luis Obispo, CA.

K. L. Butler, B. D. Russell, C. Benner K. Anode, “Characterization of Electrical Incipient Fault Signature Resulting from Tree Contact with Electric Distribution Feeders,” Proceedings of the IEEE Power Engineering Society Summer Meeting,vol. 1, 1999, pp. 408-413.

H. Wang, K. Butler, “Detection of Transformer Winding Faults Using Wavelet Analysis and Neural Network,” Proceedings of the 1999 Intelligent Systems Application to Power Systems, BRAZIL, April 1999.

Z. Rahman, K. Butler, M. Ehsani, “Design Studies for a Series Hybrid Heavy-Duty Transit Bus using V-ELPH 2.01”, Proceedings of the IEEE International Vehicular Technology Conference, Houston, TX, May 1999.

P. Palmer-Buckle, K. Butler, NDR Sarma, “Characteristics of Transformer Parameters during Internal Winding Faults based on Experimental Measurements,” Proceedings of the IEEE Transmission and Distribution Conference, New Orleans, LA, April 1999, pp. 882-887.

Z. Rahman, K. Butler, M. Ehsani, “Designing Parallel Hybrid Electric Vehicles using V-ELPH 2.01,”Proceedings of the American Control Conference, San Diego, CA, June 1999.

K. Butler, S. Khan, B. Russell, “Analysis of Incipient Behavior of Multiple Distribution Insulators,” Proceedings of the IEEE Transmission and Distribution Conference, New Orleans, LA, April 1999, pp. 675-680.

K. Butler, NDR Sarma, V. R. Prasad, “A New Method of Network Reconfiguration for Service Restoration in Shipboard Power Systems,” Proceedings of the IEEE Transmission and Distribution Conference, New Orleans, LA, April 1999, pp. 658-662.

K. L. Butler, J.A. Momoh, “A Neural net based Approach for Fault Diagnosis in Distribution Networks,” Proceedings of IEEE Power Engineering Society 1999 Winter Meeting,vol. 1, 1999, pp.353-356.
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1998 Papers

H. Wang, P. Palmer-Buckle, K. Butler, “Transformer Models for Detection of Incipient Internal Winding Faults, ” Proceedings of North American Power Symposium, Cleveland, Ohio, October 1998, pp. 90-98.

M. Ehsani, K. Butler, Y. Gao, K. M. Rahman, D. Burke, “Toward a Sustainable Transportation without Sacrifice of Range, Performance, or Air Quality: The ELPH Car Concept”, Proceedings of 1998 FISITA World Automotive Conference, September 1998, Paris, France, September 1998.

P. Palmer-Buckle, K. Butler, N. D. R. Sarma, Alvis Kapp, “Simulation of Incipient Transformer Faults,” Proceedings of 1998 Midwest Symposium on Circuits and Systems, Notre Dame, IN, August 1998, pp. 50-53.

H. Zhang, K. Butler, “Simulation of Ungrounded Shipboard Power Systems in Pspice,” Proceedings of 1998 Midwest Symposium on Circuits and Systems, Notre Dame, IN, August 1998, pp. 58-62.

H. Zhang, K. L. Butler, N. D. R. Sarma, “Modeling of Ungrounded Shipboard Power Systems in Pspice,” Proceedings of Society of Women Engineers 1998 National Convention and Student Conference, Houston, TX, June 1998.

K. Butler and M. Ehsani, “Flexible Ship Electric Power System Design”, Proceedings of 1998 Engineering the Total Ship Symposium, Gaithersburg, MD, May 1998.

J. Cardoso, K. Butler, “Field Studies of Incipient Behavior in Damaged Underground Cable”, Proceedings of 1998 American Power Conference, Chicago, IL, April 1998, pp. 522-526.

J. Cardoso, K. L. Butler,” Incipient Fault Detection of Underground Distribution Cable,” Proceedings of the 1998 MAES International Symposium, San Diego, CA., January, 1998.
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1997 Papers

J. Cardoso, K. L. Butler,” Characterization of Underground Cable Failures,” Proceedings of the 1997 American Power Conference, Chicago, Illinois, April 1997, pp. 176-184.
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1996 Papers

H. J. Do Carmo and K. L. Butler, “Computer Transformer Models for Prediction of Aging and Deterioration,” Proceedings of the 1996 North American Power Symposium, Nov. 1996, Boston, A, pp. 101-108.

K. L. Butler and H. Do Carmo, “Modeling of Transformers for Determination of Aging and Deterioration”, Proceedings of the 1996 Rural Electric Power Conference, Fort Worth, Texas, April 1996.

J. Cardoso and K.L. Butler. “A Graphical Plotting Interface for the ELPH Simulator”, Proceedings of the 1996 American Society for Engineering Education Gulf-Southwest Section Annual Conference,March 1996, pp. 761-764.

K. Butler, An Expert System Based Framework for Incipient Failure Detection and Predictive Maintenance,” Proceedings of 1996 Intelligent System Application to Power Systems Conference, January 1996, pp. 321-326.
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1995 Papers

S. Khan, K. Butler, and B. D. Russell, “A Predictive Maintenance Approach for Power Distribution Systems, Proceedings of the 1995 North American Power Symposium, pp. 700-707, October 1995.

N. Stubbs and K. Butler, “A Decision Support System to Predict Casualties in Multi-Hazardous Environments,” Proceedings of Natural Hazard Mitigation Grantees Workshop, April, 1995.

K. L. Butler. “Neural Networks for Distribution System State Estimation.” Proceedings of the 2nd International Workshop on Power Systems Operations and Planning, January 1995.
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1994 Papers

A. Shaw, J. A. Momoh, and K. L. Butler. “A Sensitivity Study using a Clustering Based ANN for Fault Diagnosis.” Proceedings of the 1994 North American Power Symposium, October 1994.

J. Momoh, L. Dias, K. L.Butler, and D. Laird. “Selection of Artificial Neural Networks for Distribution System Fault Diagnosis” Proceedings of the 1994 Intelligent Systems Application to Power Systems Conference,” Montpellier, France.
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1993 Papers

K. L. Butler and J. Momoh. “Detection and Classification of Line Faults on Power Distribution Systems using Neural Networks.” Proceedings of the 1993 Midwest Symposium on Circuits and Systems.

K. L. Butler and J. Momoh. “Robust Features Selection Scheme for Fault Diagnosis in an Electric Power Distribution System.” Proceedings of the 1993 Canadian Conference on Electrical and Computer Engineering.

K. L. Butler and J. A. Momoh. “Neural Network Based Classification of Arcing Faults in a Power Distribution System.” Proceedings of the 1993 North American Power Symposium.

K. L. Butler. “Neural Network-Based Identification of Arcing Faults in Delta-Delta Connected Power Distribution Systems.” Report of the 1993 NSF Conference on Diversity in the Scientific and Technological Workforce.
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1992 Papers

K. L. Butler, J. Momoh and L. Dias. “Expert System Assisted Identification of Line Faults on Delta-Delta Distribution Systems.” Proceedings of the 1992 Midwest Symposium on Circuits and Systems.

K. L. Butler, J. Momoh and L. Dias. “Application of Neural Networks to Line Fault Detection.” Proceedings of the 1992 North American Power Symposium.
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