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Chika Nwankpa - Publications

Affiliations: 
Electrical Engineering Drexel University, Philadelphia, PA, United States 
Area:
Electronics and Electrical Engineering, Energy, General Engineering
Website:
https://drexel.edu/engineering/news-events/news/archive/2015/July/professor-chika-nwankpa-named-department-head/
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142 high-probability publications. We are testing a new system for linking publications to authors. You can help! If you notice any inaccuracies, please sign in and mark papers as correct or incorrect matches. If you identify any major omissions or other inaccuracies in the publication list, please let us know.

Year Citation  Score
2016 Sonmez S, Ayasun S, Nwankpa CO. An exact method for computing delay margin for stability of load frequency control systems with constant communication delays Ieee Transactions On Power Systems. 31: 370-377. DOI: 10.1109/Tpwrs.2015.2403865  0.713
2016 Lakins TL, Nwankpa CO. Measurement sensitivity analysis of information embedded power systems using ABCD matrices Proceedings - 2016 Resilience Week, Rws 2016. 95-100. DOI: 10.1109/RWEEK.2016.7573314  0.439
2016 St Leger A, Cecchi V, Basu M, Miu K, Nwankpa C. Automated system for determining frequency dependent parameter model of transmission line in a laboratory environment Measurement: Journal of the International Measurement Confederation. 92: 1-10. DOI: 10.1016/J.Measurement.2016.05.064  0.35
2015 Jayasuriya S, Nwankpa CO. A network delay-based sensitivity analysis of information-embedded power electronic converter systems Proceedings - 2015 Resilience Week, Rsw 2015. 6-11. DOI: 10.1109/RWEEK.2015.7287410  0.419
2015 Hill J, Nwankpa C. Single bus studies of split, multiple battery energy storage systems 2015 North American Power Symposium, Naps 2015. DOI: 10.1109/NAPS.2015.7335236  0.354
2015 Lakins TL, Nwankpa CO. Measurement location analysis for information embedded power systems Proceedings - Ieee International Symposium On Circuits and Systems. 2015: 1883-1886. DOI: 10.1109/ISCAS.2015.7169025  0.427
2015 Nwankpa CO, Jimenez JC, Jayasuriya S. Observability of network-delayed multi-converter power systems Proceedings - Ieee International Symposium On Circuits and Systems. 2015: 930-933. DOI: 10.1109/ISCAS.2015.7168787  0.498
2014 Deese AS, Nwankpa CO, Coppi S, Nugent T. A practical, hybrid approach to faster-than real-time power system analysis and control Ifac Proceedings Volumes (Ifac-Papersonline). 19: 10790-10795. DOI: 10.3182/20140824-6-Za-1003.01680  0.78
2014 Deese AS, Nwankpa CO. Design and testing of custom FPAA hardware with improved scalability for emulation of smart grids Ieee Transactions On Smart Grid. 5: 1369-1378. DOI: 10.1109/Tsg.2013.2285353  0.778
2014 Muthalib M, Nwankpa C. Operating limits of buildings as controllable loads Proceedings - 2014 Power Systems Computation Conference, Pscc 2014. DOI: 10.1109/PSCC.2014.7038311  0.359
2014 Jimenez JC, Nwankpa CO. Performance indicator dependency on measurement sets in a DC multi-converter power system 7th International Symposium On Resilient Control Systems, Isrcs 2014. DOI: 10.1109/ISRCS.2014.6900109  0.448
2014 Nwankpa CO, Jimenez JC, Jayasuriya S. Nonlinear analysis of multi-converter power systems for microgrids Proceedings - Ieee International Symposium On Circuits and Systems. 1804-1807. DOI: 10.1109/ISCAS.2014.6865507  0.508
2014 Jimenez JC, Jayasuriya S, Nwankpa CO. Simulation platform development for the analysis of power electronic converter systems with plant and network coupling Conference Proceedings - Ieee Applied Power Electronics Conference and Exposition - Apec. 1158-1164. DOI: 10.1109/APEC.2014.6803453  0.444
2013 Jimenez JC, Nwankpa CO. Variations of converter's control parameters and its effects on DC multi-converter power systems Proceedings - 2013 6th International Symposium On Resilient Control Systems, Isrcs 2013. 66-70. DOI: 10.1109/ISRCS.2013.6623752  0.457
2013 Muthalib MK, Nwankpa CO. Incorporating dynamic building load model into interconnected power systems 2013 Ieee Pes Innovative Smart Grid Technologies Conference, Isgt 2013. DOI: 10.1109/ISGT.2013.6497912  0.366
2013 Hill J, Nwankpa C. Resource availability effects on cost optimization for battery storage systems 2013 Ieee Pes Innovative Smart Grid Technologies Conference, Isgt 2013. DOI: 10.1109/ISGT.2013.6497898  0.322
2013 Nwankpa CO, Jimenez JC, Jayasuriya S. Modeling and simulation of information-embedded multi-converter power systems Proceedings - Ieee International Symposium On Circuits and Systems. 1544-1547. DOI: 10.1109/ISCAS.2013.6572153  0.474
2013 Jimenez JC, Jayasuriya S, Nwankpa CO. Effects of communication network and load parameters on information-embedded multi-converter shipboard power systems 2013 Ieee Electric Ship Technologies Symposium, Ests 2013. 320-325. DOI: 10.1109/ESTS.2013.6523754  0.496
2013 Deese A, Nwankpa CO. Novel approach to measurement-based load modeling via analog and Jacobi-based methods International Journal of Electrical Power and Energy Systems. 53: 329-337. DOI: 10.1016/J.Ijepes.2013.04.008  0.761
2013 Nagvajara P, Nwankpa C, Johnson J. Reconfigurable Hardware Accelerators for Power Transmission System Computation Power Systems. 76: 211-228.  0.33
2012 Deese AS, Nwankpa CO, Jimenez J, Berardino J, Hill J. Design of modular field programmable analog array hardware for analysis of large power systems Iscas 2012 - 2012 Ieee International Symposium On Circuits and Systems. 1207-1210. DOI: 10.1109/ISCAS.2012.6271451  0.797
2012 Muthalib M, Nwankpa C. Dynamic characterization of building electrical loads by equivalent energy circuit analysis Iscas 2012 - 2012 Ieee International Symposium On Circuits and Systems. 1203-1206. DOI: 10.1109/ISCAS.2012.6271450  0.327
2012 Jimenez JC, Nwankpa CO. Modeling and simulation of an equivalent DC multi-converter based shipboard power system for nonlinear observability studies Proceedings of the 2012 - Grand Challenges in Modeling and Simulation, Gcms 2012, Part of Summersim 2012 Multiconference. 160-165.  0.492
2011 Deese AS, Nwankpa CO. Utilization of FPAA technology for emulation of multiscale power system dynamics in smart grids Ieee Transactions On Smart Grid. 2: 606-614. DOI: 10.1109/Tsg.2011.2161782  0.802
2011 Jimenez JC, Dafis CJ, Miu K, Nwankpa CO. Multi-converter observability issues associated with shipboard MVDC power systems 2011 Ieee Pes Trondheim Powertech: the Power of Technology For a Sustainable Society, Powertech 2011. DOI: 10.1109/PTC.2011.6019394  0.835
2011 Jimenez JC, Dafis CJ, Miu K, Nwankpa CO. A measure of observability for multiconverter shipboard power systems Proceedings - Isrcs 2011: 4th International Symposium On Resilient Control Systems. 121-125. DOI: 10.1109/ISRCS.2011.6016102  0.84
2011 Jimenez JC, Nwankpa CO. Circuit model of a phase-shifting transformer for analog power flow emulation Proceedings - Ieee International Symposium On Circuits and Systems. 1864-1867. DOI: 10.1109/ISCAS.2011.5937950  0.372
2011 Jimenez JC, Dafis CJ, Miu K, Nwankpa CO. Nonlinear observability formulation for shipboard power systems incorporating converter dynamics 2011 Ieee Electric Ship Technologies Symposium, Ests 2011. 272-276. DOI: 10.1109/ESTS.2011.5770880  0.839
2011 Chudjuarjeen S, Jimenez JC, Jayasuriya S, Nwankpa CO, Miu K, Sangswang A. Simulation of a DC-DC boost converter with measurement delays 2011 Ieee Electric Ship Technologies Symposium, Ests 2011. 156-160. DOI: 10.1109/ESTS.2011.5770859  0.338
2011 Chudjuarjeen S, Jimenez JC, Jayasuriya S, Nwankpa CO, Miu K, Sangswang A. DC-DC boost converter with network model for photovoltaic system Ieee Energy Conversion Congress and Exposition: Energy Conversion Innovation For a Clean Energy Future, Ecce 2011, Proceedings. 1273-1278. DOI: 10.1109/ECCE.2011.6063923  0.332
2011 St. Leger A, Deese A, Yakaski J, Nwankpa C. Controllable analog emulator for power system analysis International Journal of Electrical Power and Energy Systems. 33: 1675-1685. DOI: 10.1016/J.Ijepes.2011.08.007  0.801
2011 Deese AS, Nwankpa CO. Application of analog and hybrid computation methods to fast power system security studies International Journal of Electrical Power and Energy Systems. 33: 1140-1150. DOI: 10.1016/J.Ijepes.2011.01.005  0.771
2011 Jimenez JC, Dafis CJ, Miu K, Nwankpa CO. Incorporation of non-linear dynamics to the observability formulation of shipboard power systems Proceedings of the 2011 14th European Conference On Power Electronics and Applications, Epe 2011.  0.854
2010 Deese A, Jiménez JC, Berardino J, Nwankpa CO. Hardware prototype to emulate the dynamics of power system generators with field programmable analog arrays Iscas 2010 - 2010 Ieee International Symposium On Circuits and Systems: Nano-Bio Circuit Fabrics and Systems. 2314-2317. DOI: 10.1109/ISCAS.2010.5537072  0.37
2010 St. Leger A, Nwankpa C. OTA-based transmission line model with variable parameters for analog power flow computation International Journal of Circuit Theory and Applications. 38: 199-220. DOI: 10.1002/Cta.V38:2  0.479
2010 Ayasun S, Nwankpa CO. Probabilistic evaluation of small-signal stability of power systems with time delays International Review of Electrical Engineering. 5: 205-216.  0.735
2009 Nwankpa C, Johnson J, Nagvajara P, Chagnon T, Vachranukunkiet P. FPGA hardware results for power system computation 2009 Ieee/Pes Power Systems Conference and Exposition, Psce 2009. DOI: 10.1109/PSCE.2009.4839953  0.45
2009 St. Leger A, Nwankpa C. Analog emulation of transmission lines with time-varying phasors 2009 Ieee Power and Energy Society General Meeting, Pes '09. DOI: 10.1109/pes.2009.5275961  0.462
2009 Jiménez JC, Nwankpa CO. Analysis of reconfigurable tap changing transformer model through analog emulation Proceedings - Ieee International Symposium On Circuits and Systems. 1989-1992. DOI: 10.1109/ISCAS.2009.5118181  0.482
2009 Deese A, Jiménez JC, Nwankpa CO. Utilization of field programmable analog arrays (FPAA) to emulate power system dynamics Proceedings - Ieee International Symposium On Circuits and Systems. 1713-1716. DOI: 10.1109/ISCAS.2009.5118105  0.423
2009 Deese AS, Nwankpa CO. Analogue emulation of power system load behaviour Iet Generation, Transmission and Distribution. 3: 535-546. DOI: 10.1049/Iet-Gtd.2008.0541  0.796
2009 Ayasun S, Nwankpa CO. Probability of small-signal stability of power systems in the presence of communication delays Eleco 2009 - 6th International Conference On Electrical and Electronics Engineering.  0.74
2009 Ayasun S, Nwankpa CO. Stability of a two-area automatic generation control system with communication delays Eleco 2009 - 6th International Conference On Electrical and Electronics Engineering.  0.668
2009 Leger AS, Deese A, Nwankpa C. An analog power system emulator as a laboratory tool for teaching electric power systems Asee Annual Conference and Exposition, Conference Proceedings.  0.44
2008 Kleinberg M, Miu K, Nwankpa C. Distributed multi-phase distribution power flow: Modeling, solution algorithm and simulation results Simulation. 84: 403-412. DOI: 10.1177/0037549708098121  0.347
2008 Nwankpa C, Johnson J, Nagvajara P, Lin Z, Murach M, Vachranukunkiet P. Special purpose hardware for power system computation Ieee Power and Energy Society 2008 General Meeting: Conversion and Delivery of Electrical Energy in the 21st Century, Pes. DOI: 10.1109/PES.2008.4596821  0.418
2007 Cecchi V, Leger AS, Miu K, Nwankpa C. Experimental setup for investigating gamma transmission line models in the presence of non-fundamental frequencies 2007 Ieee Power Engineering Society General Meeting, Pes. DOI: 10.1109/PES.2007.386204  0.317
2007 Leger AS, Nwankpa CO. Configuration of a large scale analog emulator for power system analysis 2007 Ieee Lausanne Powertech, Proceedings. 748-753. DOI: 10.1109/PCT.2007.4538409  0.41
2007 Jiménez JC, Leger AS, Nwankpa CO. Reconfigurable phase shifting transformer for analog computation 2007 Ieee Lausanne Powertech, Proceedings. 743-747. DOI: 10.1109/PCT.2007.4538408  0.337
2007 Deese AS, Nwankpa CO. Circuit theoretical analysis of reconfigurable analog load emulation circuit 2007 Ieee Lausanne Powertech, Proceedings. 737-742. DOI: 10.1109/PCT.2007.4538407  0.755
2007 Cecchi V, Yang X, Miu K, Nwankpa CO. Instrumentation and measurement of a power distribution system laboratory for meter placement and network reconfiguration studies Ieee Instrumentation and Measurement Magazine. 10: 10-19. DOI: 10.1109/Mim.2007.4343562  0.413
2007 Leger AS, Nwankpa CO. Analog and hybrid computation approaches for static power flow Proceedings of the Annual Hawaii International Conference On System Sciences. DOI: 10.1109/HICSS.2007.73  0.412
2007 Knauff MC, Dafis CJ, Niebur D, Kwatny HG, Nwankpa CO, Metzer J. Simulink model for hybrid power system test-bed Ieee Electric Ship Technologies Symposium, Ests 2007. 421-427. DOI: 10.1109/ESTS.2007.372120  0.82
2007 Wang X, Ziavras SG, Nwankpa C, Johnson J, Nagvajara P. Parallel solution of Newton's power flow equations on configurable chips International Journal of Electrical Power and Energy Systems. 29: 422-431. DOI: 10.1016/J.Ijepes.2006.10.006  0.469
2007 Kleinberg M, Miu K, Nwankpa C. Network modeling for distributed simulations of unbalanced power systems Summer Computer Simulation Conference 2007, Scsc'07, Part of the 2007 Summer Simulation Multiconference, Summersim'07. 2: 1310-1314.  0.376
2007 Cecchi V, St. Leger A, Miu K, Nwankpa C. Loading studies for power transmission line models in the presence of non-fundamental frequencies Summer Computer Simulation Conference 2007, Scsc'07, Part of the 2007 Summer Simulation Multiconference, Summersim'07. 2: 1373-1378.  0.315
2007 St. Leger A, Jimenez JC, Fu A, Djimbinov S, Soeurn SE, Lwin SS, Nwankpa CO. Analog emulation of a reconfigurable tap changing transformer Proceedings - Ieee International Symposium On Circuits and Systems. 73-76.  0.367
2006 Ayasun S, Nwankpa CO, Kwatny HG. Voltage stability toolbox for power system education and research Ieee Transactions On Education. 49: 432-442. DOI: 10.1109/Te.2006.879798  0.793
2006 Deese AS, Leger AS, Nwankpa CO. Effect of size on analog circuit based emulation of steady-state power system behavior Midwest Symposium On Circuits and Systems. 1: 581-585. DOI: 10.1109/MWSCAS.2006.382129  0.813
2006 Ayasun S, Liang Y, Nwankpa CO. A sensitivity approach for computation of the probability density function of critical clearing time and probability of stability in power system transient stability analysis Applied Mathematics and Computation. 176: 563-576. DOI: 10.1016/J.Amc.2005.10.003  0.767
2006 Ayasun S, Nwankpa CO. Transformer tests using MATLAB/Simulink and their integration into undergraduate electric machinery courses Computer Applications in Engineering Education. 14: 142-150. DOI: 10.1002/Cae.20077  0.682
2006 Kleinberg M, Miu K, Nwankpa C. Radial distribution power flow studies in a remotely distributed environment Proceedings - Ieee International Symposium On Circuits and Systems. 1219-1222.  0.344
2006 Deese AS, Nwankpa CO. Emulation of power system load dynamic behavior through reconfigurable analog circuits Proceedings - Ieee International Symposium On Circuits and Systems. 1691-1694.  0.797
2006 St. Leger A, Nwankpa CO. Static generator model for analog power flow computation Proceedings - Ieee International Symposium On Circuits and Systems. 1687-1690.  0.421
2006 Nwankpa C, Deese A, Liu Q, Leger AS, Yakaski J. Power System on a Chip (PSoC) Proceedings - Ieee International Symposium On Circuits and Systems. 739-742.  0.459
2006 Nwankpa C, Deese A, Liu Q, St. Leger A, Yakaski J, Yok N. Power System on a Chip (PSoC): Analog emulation for power system applications 2006 Ieee Power Engineering Society General Meeting, Pes.  0.449
2005 Yang X, Carullo SP, Miu K, Nwankpa CO. Reconfigurable distribution automation and control laboratory: Multiphase, radial power flow experiment Ieee Transactions On Power Systems. 20: 1207-1214. DOI: 10.1109/Tpwrs.2005.851988  0.821
2005 Carullo SP, Nwankpa CO. Experimental validation of a model for an information-embedded power system Ieee Transactions On Power Delivery. 20: 1853-1863. DOI: 10.1109/TPWRD.2004.843454  0.824
2005 Ayasun S, Nwankpa CO. Induction motor tests using MATLAB/Simulink and their integration into undergraduate electric machinery courses Ieee Transactions On Education. 48: 37-46. DOI: 10.1109/Te.2004.832885  0.689
2005 Murach M, Nagvajara P, Johnson J, Nwankpa C. Optimal power flow utilizing FPGA technology Proceedings of the 37th Annual North American Power Symposium, 2005. 2005: 97-101. DOI: 10.1109/NAPS.2005.1560508  0.349
2005 Golder A, Miu K, Nwankpa C, Carullo S. Remote hardware power system loading studies over the world wide web Proceedings of the 37th Annual North American Power Symposium, 2005. 2005: 9-15. DOI: 10.1109/NAPS.2005.1560494  0.393
2005 Liu Q, Nwankpa CO. Applications of operational transconductance amplifier in power system analog emulation Proceedings - Ieee International Symposium On Circuits and Systems. 5302-5305. DOI: 10.1109/ISCAS.2005.1465832  0.454
2005 Miu K, Ajjarapu V, Butler-Purry K, Niebur D, Nwankpa C, Schulz N, Stanković A. Testing of shipboard power systems: A case for remote testing and measurement 2005 Ieee Electric Ship Technologies Symposium. 2005: 195-201. DOI: 10.1109/ESTS.2005.1524674  0.452
2005 Dafis CJ, Nwankpa CO. Investigating singularities of the observability Jacobian for nonlinear power systems 2005 Ieee Electric Ship Technologies Symposium. 2005: 75-80. DOI: 10.1109/ESTS.2005.1524656  0.811
2005 Ayasun S, Nwankpa CO, Kwatny HG. An efficient method to compute singularity induced bifurcations of decoupled parameter-dependent differential-algebraic power system model Applied Mathematics and Computation. 167: 435-453. DOI: 10.1016/J.Amc.2004.07.011  0.758
2005 Dafis CJ, Nwankpa CO. Characteristics of degree of observability measure for nonlinear power systems Proceedings of the Annual Hawaii International Conference On System Sciences. 68.  0.819
2005 Carullo SP, Nwankpa CO. Nonlinear modeling of information embedded power systems on all-electric naval combatants Proceedings of the Annual Hawaii International Conference On System Sciences. 68.  0.829
2005 Ayasun S, Dafis C, Nwankpa C, Kwatny H. Symbolic analysis and simulation for power system dynamic performance assessment 2005 Ieee Power Engineering Society General Meeting. 1: 823-831.  0.791
2005 Nwankpa C, Miu K, Niebur D, Yang X, Carullo SP. Power transmission and distribution system laboratories at Drexel University 2005 Ieee Power Engineering Society General Meeting. 2: 1198-1205.  0.822
2005 Leger AS, Nwankpa CO. Reconfigurable transmission line model for analog power flow computation 15th Power Systems Computation Conference, Pscc 2005.  0.45
2005 Johnson J, Vachranukunkiet P, Tiwari S, Nagvajara P, Nwankpa C. Performance analysis of load flow computation using FPGA 15th Power Systems Computation Conference, Pscc 2005.  0.31
2005 Yakaski J, Liu Q, Nwankpa CO. Analog emulation using a reconfigurable classical generator model for load flow analysis 15th Power Systems Computation Conference, Pscc 2005.  0.314
2005 Olaleye MB, Liu Q, Nwankpa CO. Analog Behavioral Models and the design of analog emulation engines for power system computation 15th Power Systems Computation Conference, Pscc 2005.  0.381
2004 Ayasun S, Nwankpa CO, Kwatny HG. Computation of singular and singularity induced bifurcation points of differential-algebraic power system model Ieee Transactions On Circuits and Systems I: Regular Papers. 51: 1525-1538. DOI: 10.1109/Tcsi.2004.832741  0.772
2004 Niebur D, Nwankpa CO, Miu K, Kwatny H. ONR supported research efforts at Drexel's Center for Electric Power Engineering 2004 Ieee Power Engineering Society General Meeting. 1: 968-969.  0.388
2004 Carullo SP, Olaleye M, Nwankpa CO. VSLI based analog power system emulator for fast contingency analysis Proceedings of the Hawaii International Conference On System Sciences. 37: 977-984.  0.841
2004 Niebur D, Nwankpa CO, Miu K, Kwatny H. ONR supported research efforts at Drexel's Center for Electric Power Engineering 2004 Ieee Power Engineering Society General Meeting. 1: 968-969.  0.388
2003 Sangswang A, Nwankpa CO. Effects of switching-time uncertainties on pulsewidth-modulated power converters: Modeling and analysis Ieee Transactions On Circuits and Systems I: Fundamental Theory and Applications. 50: 1006-1012. DOI: 10.1109/TCSI.2003.815191  0.328
2003 Ayasun S, Fischl R, Chmielewski T, Vallieu S, Miu K, Nwankpa C. Evaluation of the static performance of a simulation-stimulation interface for power hardware in the Loop 2003 Ieee Bologna Powertech - Conference Proceedings. 3: 996-1004. DOI: 10.1109/PTC.2003.1304513  0.79
2003 Carullo SP, Nwankpa CO. Experimental studies and modeling of an information embedded power system Proceedings of the 36th Annual Hawaii International Conference On System Sciences, Hicss 2003. DOI: 10.1109/HICSS.2003.1173890  0.825
2003 Nwankpa C. A Modern Power Engineering Curriculum that Exhibits the Effects of Information Technology 2003 Ieee Power Engineering Society General Meeting, Conference Proceedings. 1: 133-134.  0.352
2003 Miu K, Nwankpa C, Yang X, Madonna A. The development of a comprehensive power distribution system curriculum Asee Annual Conference Proceedings. 13094-13104.  0.388
2003 Dafis CJ, Nwankpa CO. Incorporating Generator Exciter Dynamics in an Observability Formulation for Nonlinear Power Systems Proceedings of the Ieee Conference On Decision and Control. 4: 3888-3893.  0.834
2003 Sangswang A, Nwankpa CO. Performance evaluation of a boost converter under influence of random noise Pesc Record - Ieee Annual Power Electronics Specialists Conference. 2: 927-931.  0.31
2003 Dafis CJ, Nwankpa CO. Examining characteristics of an observability formulation for nonlinear power systems Proceedings - Ieee International Symposium On Circuits and Systems. 3.  0.838
2002 Stoicescu R, Miu K, Nwankpa CO, Niebur D, Yang X. Three-phase converter models for unbalanced radial power-flow studies Ieee Transactions On Power Systems. 17: 1016-1021. DOI: 10.1109/TPWRS.2002.804942  0.32
2002 Carullo SP, Nwankpa CO. Interconnected power systems laboratory: A computer automated instructional facility for power system experiments Ieee Transactions On Power Systems. 17: 215-222. DOI: 10.1109/TPWRS.2002.1007884  0.84
2002 Liang Y, Ayasun S, Nwankpa C. Calculation of the probability density function of critical clearing time in transient stability analysis Proceedings of the Annual Hawaii International Conference On System Sciences. 2002. DOI: 10.1109/HICSS.2002.993972  0.733
2002 Dafis CJ, Nwankpa CO. A nonlinear observability formulation for power systems incorporating generator and load dynamics Proceedings of the Ieee Conference On Decision and Control. 3: 2445-2449.  0.833
2002 Miu K, Nwankpa C, Yang X, Madonna A. Hardware design and layout of a reconfigurable power distribution automation and control laboratory (RDAC) Asee Annual Conference Proceedings. 11065-11073.  0.42
2002 Carullo SP, Nwankpa CO. Development of a stochastic system model for an information embedded power system Proceedings of the Ieee Conference On Decision and Control. 3: 2450-2455.  0.827
2002 Miu K, Nwankpa CO, Niebur D, Stoicescu R, Yang X. 3-phase converter modeling for unbalanced radial systems Proceedings of the Ieee Power Engineering Society Transmission and Distribution Conference. 1: 563-567.  0.322
2002 Dafis CJ, Nwankpa CO. A nonlinear observability formulation for power systems incorporating generator dynamics Proceedings - Ieee International Symposium On Circuits and Systems. 5.  0.847
2002 Carullo SP, Nwankpa CO. Analysis of measurement delay errors in an Ethernet based communication infrastructure for power systems Proceedings - Ieee International Symposium On Circuits and Systems. 5.  0.811
2001 Sangswang A, Nwankpa CO. Performance indices for a stochastic model of a power electronic converter Iecon Proceedings (Industrial Electronics Conference). 2: 984-989.  0.357
2001 Nwankpa C, Niebur D, Miu K. Re-engineering the power engineering class at Drexel Proceedings of the Ieee Power Engineering Society Transmission and Distribution Conference. 3: 1853.  0.339
2001 Ayasun S, Nwankpa C, Kwatny HG. Parameter space depiction of stability limits in the presence of singularities Proceedings - Ieee International Symposium On Circuits and Systems. 3: 125-128.  0.743
2001 Sam D, Nwankpa C, Niebur D. Local severity indices and alarm processing for small scale power systems Proceedings of the American Control Conference. 2: 1642-1643.  0.328
2001 Ayasun S, Nwankpa CO, Kwatny HG. A novel method to compute singular points of differential-algebraic power system model Proceedings of the American Control Conference. 5: 3563-3564.  0.756
2001 Fan YK, Niebur D, Nwankpa CO, Kwatny H, Fischl R. Voltage dynamics of small integrated AC/DC power systems Proceedings of the American Control Conference. 2: 829-830.  0.438
2000 Liang Y, Nwankpa CO. A power-line conditioner based on flying-capacitor multilevel voltage-source converter with phase-shift spwm Ieee Transactions On Industry Applications. 36: 965-971. DOI: 10.1109/28.855948  0.391
2000 Ayasun S, Nwankpa CO, Kwatny HG. Singular points of the differential-algebraic power system model Proceedings of the Ieee Power Engineering Society Transmission and Distribution Conference. 3: 1951-1956.  0.724
2000 Dafis CJ, Nwankpa CO, Petropulu A. Analysis of power system transient disturbances using an ESPRIT-based method Proceedings of the Ieee Power Engineering Society Transmission and Distribution Conference. 1: 437-442.  0.833
2000 Fan YK, Niebur D, Nwankpa CO, Kwatny H, Fischl R. Saddle-node bifurcation of voltage profiles of small integrated AC/DC power systems Proceedings of the Ieee Power Engineering Society Transmission and Distribution Conference. 1: 614-619.  0.437
2000 Fan YK, Niebur D, Nwankpa CO, Kwatny H, Fischl R. Multiple power flow solutions of small integrated AC/DC power systems Proceedings - Ieee International Symposium On Circuits and Systems. 2.  0.418
1999 Gravener MH, Nwankpa C. Available transfer capability and first order sensitivity Ieee Transactions On Power Systems. 14: 512-518. DOI: 10.1109/59.761874  0.4
1999 Liang Y, Nwankpa CO. Power line conditioner based on flying capacitor multilevel voltage source converter with phase shift SPWM Conference Record - Ias Annual Meeting (Ieee Industry Applications Society). 4: 2337-2343.  0.381
1998 Liang Y, Nwankpa CO, Fischl R, Devito A, Readinger SC. Dynamic Reactive Load Model Ieee Transactions On Power Systems. 13: 1365-1372. DOI: 10.1109/59.736278  0.382
1997 Gole AM, Keri A, Nwankpa C, Gunther EW, Dommel HVK, Hassan I, Marti JR, Martinez JA, Fehrle KG, Tang L, McGranaghan MF, Nayak OB, Ribeiro PP, Iravani R, Lasseter R. Guidelines for modeling power electronics in electric power engineering applications Ieee Power Engineering Review. 17: 71. DOI: 10.1109/MPER.1997.560721  0.449
1996 Carullo SP, Bolkus R, Hartle J, Foy J, Nwankpa CO, Fischl R, Gillerman J. Interconnected power system laboratory: fault analysis experiment Ieee Transactions On Power Systems. 11: 1913-1919. DOI: 10.1109/59.544663  0.826
1996 Carullo SP, Nwankpa CO, Fischl R. Integrating a power systems laboratory into a client/server based computing environment Asee Annual Conference Proceedings. 1869-1880.  0.837
1995 Kwatny HG, Fischl RF, Nwankpa CO. Local Bifurcation in Power Systems: Theory, Computation, and Application Proceedings of the Ieee. 83: 1456-1483. DOI: 10.1109/5.481630  0.457
1995 Hassan RM, Nwankpa CO. Interpretation of stochastic voltage collapse indication Ieee Power Industry Computer Applications Conference. 40-46.  0.33
1994 Schwartzenberg JW, Rosen A, Gilbert DB, Sundaram A, Nwankpa CO, Fischl R. Novel optically controlled semiconductor switch for power applications Proceedings of the Ieee Power Engineering Society Transmission and Distribution Conference. 432-436.  0.341
1993 Nwankpa CO, Hassan RM. A stochastic based voltage collapse indicator Ieee Transactions On Power Systems. 8: 1187-1194. DOI: 10.1109/59.260878  0.389
1993 Nwankpa CO, Shahidehpour SM, Schuss Z. A generalized approach to the mean first passage time of a dynamic power system International Journal of Systems Science. 24: 2097-2115. DOI: 10.1080/00207729308949615  0.448
1993 Nwankpa CO, Ginzburg M. Validating the use of stochastic models for power electronic converters Midwest Symposium On Circuits and Systems. 2: 1410-1413.  0.338
1992 Nwankpa CO. The search for an on-line dynamic security index Conference Proceedings - Ieee International Conference On Systems, Man and Cybernetics. 1992: 1090-1095. DOI: 10.1109/ICSMC.1992.271644  0.388
1992 Nwankpa CO, Shahidehpour SM. Effect of probabilistic line outages on small disturbance stability analysis Conference Proceedings - Ieee International Conference On Systems, Man and Cybernetics. 1992: 779-784. DOI: 10.1109/ICSMC.1992.271531  0.452
1992 Nwankpa CO, Shahidehpour SM, Schuss Z. A stochastic approach to small disturbance stability analysis Ieee Transactions On Power Systems. 7: 1519-1528. DOI: 10.1109/59.207376  0.438
1992 Hassan RM, Nwankpa CO. Stochastic model for power system transformer tap-changers Proceedings of the American Control Conference. 2: 1732-1733.  0.356
1992 Nwankpa CO, Shahidehpour SM. Decisions for the prevention of a voltage collapse in electric power systems Information and Decision Technologies Amsterdam. 18: 1-31.  0.472
1992 Fischl R, Nwankpa CO, MacDonald E. Electric power engineering education at Drexel University Proceedings of the American Power Conference. 54: 114-118.  0.334
1991 Nwankpa CO, Shahidehpour SM, Schuss Z. Analysis of small disturbances of transmission lines in dynamic stability studies International Journal of Systems Science. 22: 845-872. DOI: 10.1080/00207729108910664  0.406
1991 Nwankpa CO, Shahidehpour SM. A stochastic model for small disturbance stability analysis of electric power systems International Journal of Electrical Power and Energy Systems. 13: 139-147. DOI: 10.1016/0142-0615(91)90002-D  0.371
1991 Nwankpa CO, Shahidehpour SM. Analysis of various random perturbations of transmission lines in power system studies Proceedings of the American Control Conference. 2: 1378-1383.  0.483
1991 Nwankpa CO, Shahidehpour SM. Stochastic model for power system planning studies Iee Proceedings C: Generation Transmission and Distribution. 138: 307-320.  0.46
1990 Nwankpa CO, Shahidehpour SM. Colored noise modelling in the reliability evaluation of electric power systems Applied Mathematical Modelling. 14: 338-351. DOI: 10.1016/0307-904X(90)90087-L  0.48
1990 Nwankpa CO, Shahidehpour SM. Effect of small load fluctuations on power system voltage stability studies Proceedings of the American Control Conference. 2106-2110.  0.408
1990 Nwankpa CO, Shahidehpour SM. A class of power network reliability problems via colored noise modeling Proceedings - Ieee International Symposium On Circuits and Systems. 1: 164-167.  0.314
1989 Nwankpa CO, Shahidehpour SM, Qiu J. A class of load perturbations in reliability evaluation of electric power systems Electric Machines and Power Systems. 17: 233-257. DOI: 10.1080/07313568908909430  0.499
1989 Nwankpa CO, Shahidehpour SM. Probabilistic approach to bulk power transmission systems analysis Proceedings of the Annual North American Power Symposium. 88-94.  0.436
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