**Most Recent Publications**

- J. H. Yeo, P. Dehghanian and T.Overbye, “Power Flow Consideration of Impedance Correction for Phase Shifting Transformers,” in IEEE Texas Power and Energy Conference (TPEC) 2019, IEEE, Feb. 2019. View
- B. Allison, D. Wallison, J. Weber and T.Overbye, “Voltage Droop Controls in Power Flow Simulation,” in IEEE Texas Power and Energy Conference (TPEC) 2019, IEEE, Feb. 2019. View
- A.B. Birchfield, Z. Mao, J. Weber, M. Davis and T.Overbye, “An Interactive, Stand-Alone and Multi-User Power System Simulator for the PMU Time Frame,” in IEEE Texas Power and Energy Conference (TPEC) 2019, IEEE, Feb. 2019. View
- A.L. Bornsheuer, B. Allison, K. Flaherty, K. R. Davis and T.Overbye, “Large-Scale Synthetic Grids in Classroom Planning Studies,” in IEEE Texas Power and Energy Conference (TPEC) 2019, IEEE, Feb. 2019. View
- I. Idehen and T.Overbye, “PMU Time Error Detection Using Second-Order Phase Angle Derivative Measurements,” in IEEE Texas Power and Energy Conference (TPEC) 2019, IEEE, Feb. 2019. View
- K. Shetye, W. Jang and T. Overbye, “System Dynamic Model Validation using Real-Time Models and PMU Data” in Clemson University Power Systems Conference (PSC), 2018, IEEE, 2018. View
- A. B. Birchfield, H. Li and T.Overbye, “Security Considerations in Transmission Planning for Creating Large Synthetic Power Grids” in Clemson University Power Systems Conference (PSC), 2018, IEEE, 2018. View
- R. H. Lee and T. Overbye, “Comparing the Impact of HEMP Electric Field Waveforms on a Synthetic Grid” in North American Power Symposium (NAPS), 2018. IEEE, 2018. View
- Y. Liu, T. Xu and T. Overbye, “Locational Dependence of Inertia’s Impacts on Critical Clearing Time” in North American Power Symposium (NAPS), 2018. IEEE, 2018. View
- I. Idehen, B. Wang, K. Shetye, J. Weber and T. Overbye, “Visualization of Large-Scale Electric Grid Oscillation Modes” in North American Power Symposium (NAPS), 2018. IEEE, 2018. View
- Y. Zhang, R. H. Lee, T. Overbye, and K. Shetye, “Impact of Geomagnetic Disturbances on Power System Transient Stability” in North American Power Symposium (NAPS), 2018. IEEE, 2018. View
- D. Bodenmiller, A. Birchfield, T. Overbye, “Using Large Scale Synthetic Systems for Undergraduate Research in Electric Grid Islanding”, Proc. 2018 North American Power Symposium, Fargo, ND, Sept. 2018. View
- C. Klauber, G. P. Juvekar, K. Davis, T. Overbye, and K. Shetye, “The potential for a GIC-inclusive state estimator” in North American Power Symposium (NAPS), 2018. IEEE, 2018. View
- K. S. Shetye, A.B. Birchfield, R.H. Lee, T.J. Overbye, “Impact of 1D vs 3D Earth conductivity Based Electric Fields on Geomagnetically Induced Currents, ” Proc. Innovation Smart Grid Technologies (ISGT) Europe, Sarajevo, Bosnia & Herzegovina, Oct 2018. View
- R. Lee and T.J. Overbye, “Comparing the Impact of HEMP Electric Field Waveforms on a Synthetic Grid” Proc. 2018 North American Power Symposium (NAPS), Fargo, ND, September 2018. View
- K.S. Shetye, W. Jang, T.J. Overbye, “System Dynamic Model Validation using Real-Time Models and PMU Data,” Proc. 2018 Clemson University Power Systems Conference (PSC), Charleston, SC, September 2018. View
- T. Xu, Y. Liu, T.J. Overbye, “Metric Development for Evaluating Inertia’s Locational Impacts on System Primary Frequency Response,” Proc. 2018 Texas Power and Energy Conference, College Station, TX, February 2018. View
- H. Li, A.L. Bornsheuer, T. Xu, A.B. Birchfield, T.J. Overbye, ” Load Modeling in Synthetic Electric Grids,” Proc. 2018 Texas Power and Energy Conference, College Station, TX, February 2018. View
- T. Xu, W. Jang, T.J. Overbye, “Location-Dependent Impacts of Resource Inertia on Power System Oscillations,” Proc. 51st Hawaii International Conference on System Sciences, Waikoloa, HI, January 2018. View
- A.B. Birchfield, T. Xu, S. Komal, T.J. Overbye, “Building Synthetic Power Transmission Networks of Many Voltage Levels, Spanning Multiple Areas,” Proc. 51st Hawaii International Conference on System Sciences, Waikoloa, HI, January 2018. View
- Z. Mao, T. Xu, and T.J. Overbye, “Real-time Detection of Malicious PMU Data” Proc. 19th International Conference on Intelligent System Application to Power Systems (ISAP), San Antonio, Texas, 2017. View
- T.J. Overbye, Z. Mao, K. S. Shetye, and J.D. Weber, “An Interactive, Extensible Environment for Power System Simulation on the PMU Time Frame with a Cyber Security Application” Proc. 2017 IEEE Texas Power and Energy Conference, College Station, Texas, 2017. View
- D. Philips, T. Xu, T.J. Overbye, “Analysis of Economic Criteria in the Creation of Realistic Synthetic Power Systems,” Proc. IEEE PowerTech, Manchester, UK, June 2017. View
- S. Guo, K.S. Shetye, T.J. Overbye, “Network Reduction Based on Propagation of Large Disturbances for Load Model Validation,” Proc. IEEE PowerTech, Manchester, UK, June 2017. View
- T. Xu, W. Jang, T.J. Overbye, “Investigation of Inertia’s Locational Impacts on Primary Frequency Response using Large-Scale Synthetic Network Models,” Proc. IEEE Power and Energy Conference at Illinois, Champaign, IL, February 2017. View
- S. Guo, K.S. Shetye, T.J. Overbye, H. Zhu, “Impact of Measurement Selection on Load Model Parameter Estimation,” Proc. IEEE Power and Energy Conference at Illinois, Champaign, IL, February 2017. View
- M. Kazerooni, T.J. Overbye, “Incorporating the geomagnetic disturbance models into the existing power system test cases,” Proc. IEEE Power and Energy Conference at Illinois, Champaign, IL, February 2017. View
- T.J. Overbye, Z. Mao, K.S. Shetye, J.D. Weber, “An Interactive, Extensible Environment for Power System Simulation on the PMU Time Frame with a Cyber Security Application,” Proc. 2017 Texas Power and Energy Conference, College Station, TX, February 2017. View
- A.B. Birchfield, T.J. Overbye, “Convergence Characteristics of the Variable Projection Method for Mode Extraction,” Proc. 2017 Texas Power and Energy Conference, College Station, TX, February 2017. View
- W. Jang, T.J. Overbye, “Equivalent Line Limit Calculation Using Available Thermal Transfer Capability,” Proc. 2017 Texas Power and Energy Conference, College Station, TX, February 2017. View
- U. Bui, T.J. Overbye, K.S. Shetye, “Geomagnetically Induced Current Sensitivity to Substation Grounding Resistances,” Proc. 2017 Texas Power and Energy Conference, College Station, TX, February 2017. View
- T. Xu, A.B. Birchfield, K. Gegner, K.S. Shetye, T.J. Overbye, “Application of Large-Scale Synthetic Power System Models for Energy Economic Studies,” Proc. 50th Hawaii International Conference on System Sciences, Waikoloa, HI, January 2017. View
- I. Idehen, Z. Mao, T.J. Overbye,”An Emulation Environment for Prototyping PMU Data Errors,” Proc. 2016 North American Power Symposium, Denver, CO, September 2016. View
- T.R. Hutchins, T.J. Overbye, “Power System Dynamic Performance During the Late-Time (E3) High-Altitude Electromagnetic Pulse,” Proc. 19th Power Systems Computation Conference (PSCC), Genoa, Italy, June 2016. View
- S. Mohapatra, T.J. Overbye, “Fast Modal Identification, Monitoring, and Visualization for Large-Scale Power Systems using Dynamic Mode Decomposition,” Proc. 19th Power Systems Computation Conference (PSCC), Genoa, Italy, June 2016. View

**Articles in Journals**

- A. B. Birchfield, R. H.Lee, K. Shetye and T.Overbye, “Using Detailed Ground Modeling to Evaluate Electric Grid Impacts of Late-Time High-Altitude Electromagnetic Pulses (E3 HEMP),” IEEE Transaction on Power Systems, vol. 34, no. 2, pp. 1549-1557, Mar. 2019
- A. B. Birchfield, K. R. Davis and T.Overbye, “Educational Applications of Large Synthetic Power Grids”,” IEEE Transaction on Power Systems, vol. 34, no. 1, pp. 765-772, Jan. 2019
- A. B. Birchfield and T. J. Overbye, “Techniques for Drawing Geographic One-line Diagrams: Substation Spacing and Line Routing,” IEEE Transaction on Power Systems, vol. 33, no. 6, pp. 7269-7276, Nov. 2018.
- M. Kazerooni and T. J. Overbye, “Transformer Protection in Large-Scale Power Systems During Geomagnetic Disturbances Using Line Switching” IEEE Transaction on Power Systems, vol. 33, no. 6, pp. 5990-5999, Nov. 2018.
- A. B. Birchfield, T. Xu, and T. J. Overbye, “Power flow convergence and reactive power planning in the creation of large synthetic power grids,” IEEE Transaction on Power Systems, vol. 33, no. 6, pp. 6667–6674, Nov. 2018.
- T. Xu, A. B. Birchfield, and T. J. Overbye, “Modeling, tuning, and validating system dynamics in synthetic electric grids,” IEEE Transaction on Power Systems, vol. 33, no. 6, pp. 6501–6509, Nov. 2018
- M. Kazerooni, H. Zhu, and T. J. Overbye, “Mitigation of geomagnetically induced currents using corrective line switching,” IEEE Transaction on Power Systems, vol. 33, no. 3, pp. 2563–2571, May. 2018.
- T. Xu, W. Jang, and T. Overbye, “Commitment of fast-responding storage devices to mimic inertia for the enhancement of primary frequency response,” IEEE Transaction on Power Systems, vol. 33, no. 2, pp. 1219–1230, Mar. 2018
- M. Kazerooni, T.J. Overbye, H. Zhu, ‘Improved Modeling of Geomagnetically Induced Currents Utilizing Derivation Techniques for Substation Grounding Resistance,” IEEE Transactions on Power Systems vol. 32, no.5, pp. 2320-2328, Oct. 2017
- A.B. Birchfield, E. Schweitzer, M. H. Athari, T. Xu, T.J. Overbye, A. Scaglione, Z. Wang, “A Metric-Based Validation Process to Assess the Realism of Synthetic Power Grids,” Energies, August 2017.
- A.B. Birchfield, T. Xu, K. Gegner, K.S. Shetye, T.J. Overbye, “Grid Structural Characteristics as Validation Criteria for Synthetic Networks,” IEEE Transactions on Power Systems vol. 32, no.4, pp. 3258-3265, July 2017
- M. Kazerooni, H. Zhu, T.J. Overbye, D. Wojtczak, “Transmission System Geomagnetically Induced Current Model Validation,” IEEE Transactions on Power Systems vol. 32, no.3, pp. 2183-2192, May 2017
- A.B. Birchfield, K.M. Gegner, T. Xu, K.S. Shetye, T.J. Overbye, “Statistical Considerations in the Creation of Realistic Synthetic Power Grids for Geomagnetic Disturbance Studies,” IEEE Transactions on Power Systems, vol. 32, pp. 1502-1510, March 2017
- R. Bhana, T.J. Overbye, “The Commitment of Interruptible Load to Ensure Adequate System Primary Frequency Response”, vol. 31, pp. 2055-2063, July 2016,
- S. Kim, T.J. Overbye, “Mixed Transient Stability Analysis Using AC and DC Models,” IEEE Transactions on Power Systems, vol. 31, pp. 942-948, March 2016
- K.S. Shetye, T.J. Overbye, S. Mohapatra, R. Xu, J.F. Gronquist, T.L. Doern, “Systematic Determination of Discrepancies across Transient Stability Software Packages,” IEEE Transactions on Power Systems, vol 31, pp. 432-441, January 2016
- T.J. Overbye, J.D. Weber, “Smart Grid Wide-Area Transmission System Visualization,” Engineering, Chinese Academy of Engineering, vol. 1, pp. 466-474, December 2015
- K. Shetye, T.J. Overbye, “Modeling and Analysis of GMD Effects on Power Systems: An overview of the impact on large-scale power systems,” IEEE Electrification, vol. 3, Issue 4, 2015, pp. 13-21
- S. Kim, T.J. Overbye, “Optimal Subinterval Selection Approach for Power System Transient Stability Simulation”, Energies, vol. 8, pp. 11871-11882, 2015
- S. Kim, T.J. Overbye, “Condition-Based Exciter Model Complexity Reduction for Improved Transient Stability Simulation”, Generation, Transmission&Distribution, IET, vol. 9, pp. 1894-1902, 2015.
- H. Zhu, T.J. Overbye, “Blocking Device Placement for Mitigating the Effects of Geomagnetically Induced Currents,” IEEE Transactions on Power Systems, vol. 30, pp. 2081-2089, July 2015.

**Articles in Conference Proceedings**

- T.J. Overbye, Z. Mao, K.S. Shetye, J.D. Weber, “An Interactive, Extensible Environment for Power System Simulation on the PMU Time Frame with a Cyber Security Application,” Proc. 2017 Texas Power and Energy Conference, College Station, TX, February 2017
- A.B. Birchfield, T.J. Overbye, “Convergence Characteristics of the Variable Projection Method for Mode Extraction,” Proc. 2017 Texas Power and Energy Conference, College Station, TX, February 2017
- W. Jang, T.J. Overbye, “Equivalent Line Limit Calculation Using Available Thermal Transfer Capability,” Proc. 2017 Texas Power and Energy Conference, College Station, TX, February 2017
- U. Bui, T.J. Overbye, K.S. Shetye, “Geomagnetically Induced Current Sensitivity to Substation Grounding Resistances,” Proc. 2017 Texas Power and Energy Conference, College Station, TX, February 2017
- T. Xu, A.B. Birchfield, K. Gegner, K.S. Shetye, T.J. Overbye, “Application of Large-Scale Synthetic Power System Models for Energy Economic Studies,” Proc. 50th Hawaii International Conference on System Sciences, Waikoloa, HI, January 2017
- I. Idehen, Z. Mao, T.J. Overbye,”An Emulation Environment for Prototyping PMU Data Errors,” Proc. 2016 North American Power Symposium, Denver, CO, September 2016
- T.R. Hutchins, T.J. Overbye, “Power System Dynamic Performance During the Late-Time (E3) High-Altitude Electromagnetic Pulse,” Proc. 19th Power Systems Computation Conference (PSCC), Genoa, Italy, June 2016
- S. Mohapatra, T.J. Overbye, “Fast Modal Identification, Monitoring, and Visualization for Large-Scale Power Systems using Dynamic Mode Decomposition,” Proc. 19th Power Systems Computation Conference (PSCC), Genoa, Italy, June 2016
- K. Gegner, K.S. Shetye, T.J. Overbye, J.D. Weber, “Visualization of Power System Wide-area, Time-varying Information,” Proc. IEEE Power And Energy Conference at Illinois, Champaign, IL, February 2016
- O. Kahveci, T.J. Overbye, “Optimization Framework For Topology Design Challenges In Tactical Smart Microgrid Planning,” Proc. IEEE Power And Energy Conference at Illinois, Champaign, IL, February 2016
- T. Xu, T.J. Overbye, “Application of Set-theoretic Methods To Assess the Locational Impacts of Inertia Services On the Primary Frequency Responses”, Proc. IEEE Power And Energy Conference at Illinois, Champaign, IL, February 2016
- K. Gegner, A. Birchfield, T. Xu, K.S. Shetye, T.J. Overbye, “A Methodology For the Creation of Geographically Realistic Synthetic Power Flow Models,” Proc. IEEE Power And Energy Conference at Illinois, Champaign, IL, February 2016
- T. Xu, W. Jang, T.J. Overbye, “An Economic Evaluation Tool of Inertia Services for Systems with Integrated Wind Power and Fast-acting Storage Resources,” Proc. 49th Hawaii International Conference on System Sciences, Poipu, HI, January 2016
- M. Kazerooni, H. Zhu, T.J. Overbye, “Use of sparse magnetometer measurements for geomagnetically induced current model validation,” Proc. 2015 North American Power Symposium, Charlotte, NC, October 2015
- K.S. Shetye, T.J. Overbye, D. Doern, “Assessment of Discrepancies in Load Models Across Transient Stability Software Packages,” Proc. IEEE PES 2015 General Meeting, Denver, CO, July 2015
- M. Kazerooni, Z. Hao, T.J. Overbye, “Singular Value Decomposition in Geomagnetically Induced Current Validation,” Proc. IEEE Innovative Smart Grid Technologies Conference (ISGT), Washington, DC, February 2015
- S. Mohapatra, T.J. Overbye, “An Interactive Tool for Measurement-Driven Modal Analysis of Large-Scale Power Systems,” Proc. IEEE Power and Energy Conference at Illinois, Champaign, IL, February 2015
- D. Phillips, T.J. Overbye, “Event Analysis of Distribution System Voltage Data,” Proc. IEEE Power and Energy Conference at Illinois, Champaign, IL, February 2015
- K.S. Shetye, T.J. Overbye, “Parametric Steady-State Voltage Stability Assessment of Power Systems Using Benchmark Scenarios of Geomagnetic Disturbances,” Proc. IEEE Power and Energy Conference at Illinois, Champaign, IL, February 2015
- O.A. Ogunnubi, T.J. Overbye, “An Economic Valuation of Solar Energy Potential in Nigeria,” Proc. IEEE Power and Energy Conference at Illinois, Champaign, IL, February 2015
- W. Jang, S. Mohapatra, T.J. Overbye, “Towards a Transmission Line Limit Preserving Algorithm for Large-scale Power System Equivalents,” Proc. 48 Hawaii International Conference on System Sciences, Poipu, HI, January 2015

**Other Publications (Magazine Articles, Reports)**

- T.J. Overbye, A. P. Meliopoulos, D.A. Wiegmann, G.J. Cokkinides, “Visualization of Power Systems and Components,” PSERC Report 05-65, 2005.
- T. J. Overbye, “Power system simulation: Understanding small- and large-system operations,” IEEE Power and Energy Magazine, pp. 20-30, January-February 2004.
- T. J. Overbye, “Fostering intuitive minds for power system design,” IEEE Power and Energy Magazine, pp. 42-49, July-August 2003.
- T. J. Overbye, C. Starr, P. M. Grant, and T. R. Schneider, “National Energy Supergrid Workshop Report,” February 2003. Available online at http://www.energy.ece.uiuc.edu/SuperGridReportFinal.pdf
- T. J. Overbye, D. A. Wiegmann, and R. J. Thomas, “Visualization of Power Systems,” PSERC Report 02-36, 2002.
- J. Hauer, T. J. Overbye, J. Dagle, and S. Widergren, “Advanced transmission technologies,” Issue paper prepared for U.S. DOE National Transmission Grid Study, 2002.
- Report of the U.S. Department of Energy’s Power Outage Study Team, U.S. Department of Energy, March 2000. I was one of 19 participants.
- T. J. Overbye and R. P. Klump, “Effective calculation of power system low-voltage solutions,” IEEE Power Engineering Review, vol 10, pp. 46-47, February 1996.
- T. J. Overbye, P. W. Sauer, C. M. Marzinzik and G. Gross, “A user-friendly simulation program for teaching power system operations,” IEEE Power Engineering Review, vol. 15, pp. 50, November 1995.
- T. J. Overbye, “Computation of a practical method to restore power flow solvability,” IEEE Power Engineering Review, vol. 15, pp. 51, February 1995.
- T. J. Overbye, “A power flow measure for unsolvable cases,” IEEE Power Engineering Review, vol. 14, pp. 47-48, August 1994.
- T. J. Overbye, I. Dobson and C. L. DeMarco, “Q-V curve interpretations of energy measures for voltage security,” IEEE Power Engineering Review, vol. 14, pp. 57-58, February 1994.
- T. J. Overbye, “Use of energy methods for on-line assessment of power system voltage security,” IEEE Power Engineering Review, vol. 13, pp. 64-65, February 1993.
- T. J. Overbye and C. L. DeMarco, “Improved techniques for power system voltage stability assessment using energy methods,” IEEE Power Engineering Review, vol. 10, pp. 43-44, November 1991.
- T. J. Overbye and C. L. DeMarco, “Voltage security enhancement using energy based sensitivities,” IEEE Power Engineering Review, vol. 11, pp. 61, August 1991.
- C. L. DeMarco and T. J. Overbye, “An energy based security measure for assessing vulnerability to voltage collapse,” IEEE Power Engineering Review, vol. 10, pp. 47, May 1990.