Papers

Journal Articles Submitted, Accepted, or In Press

S. Damjanovic, K. van Heusden, and J. W. Simpson-Porco. Distributionally Robust Frequency Response Estimation Using Non-Steady-State Frequency-Domain Data. IEEE Transactions on Automatic Control, 2026. Note: Submitted. [PDF] [BibTeX]

E. Dall'Anese, J. W. Simpson-Porco, F. Dörfler, S. Bolognani, and S. Dhople. Multi-time-scale Control of Power Systems: From Classical Automatic Generation Control to Feedback Optimization. IEEE Control Systems Magazine, 2026. Note: Submitted. [PDF] [BibTeX]

X. Zou, A. R. Nikzad, I. Farhat, and J. W. Simpson-Porco. Frequency Nadir-Constrained Power System Restoration Planning with Energy Storage. IEEE Transactions on Power Systems, 2026. Note: Submitted. [PDF] [BibTeX]

X. Bao, J. W. Simpson-Porco, and R. Grosse. Extending the Noisy Quadratic Models using Linear Matrix Inequalities. 2026. Note: Preprint. [PDF] [BibTeX]

S. M. Mohseni Bonab, V. Choinière, E.-N. S. Youssef, A. Mercier, M. Kassouf, O. Diene, N. Rashidirad, F. Miralles, N. Menemenlis, T. Ould-Bachir, I. Kocar, J. P. David, R. Gay, D. Kundur, A. Hooshyar, J. W. Simpson-Porco, and C. Rehtanz. HEDGE+: A New Paradigm for Energy System Digital Transformation with Edge Computing. Nature Energy, 2026. Note: Submitted. [PDF] [BibTeX]

T. Zheng, J. W. Simpson-Porco, and E. Mallada. Closed-Loop Motion Planning for Differentially Flat Systems: A Time-Varying Optimization Framework. IEEE Transactions on Automatic Control, 2023. Note: Submitted. [PDF] [BibTeX]

Journal Articles Published

J.-P. Casasanta and J. W. Simpson-Porco. A Lyapunov Characterization of Robust D-Stability with Application to Decentralized Integral Control of LTI Systems. IEEE Control Systems Letters, Vol. 10 pp. 1375-1380, 2026. Read paper[PDF] [DOI] [BibTeX]

J. W. Simpson-Porco, D. Astolfi, and G. Scarciotti. Steady-State Cascade Operators and their Role in Linear Control, Estimation, and Model Reduction Problems. IEEE Transactions on Automatic Control, 71(1) pp. 4–19, 2026. Read paper[PDF] [DOI] [BibTeX]

R. Li, J. W. Simpson-Porco, and S. L. Smith. Stochastic Data-Driven Predictive Control with Equivalence to Stochastic MPC. IEEE Transactions on Automatic Control, 71(7) pp. 4617-4632, 2026. Read paper[PDF] [DOI] [BibTeX]

Z. Hu, C. De Persis, J. W. Simpson-Porco, and P. Tesi. Data-driven harmonic output regulation of a class of nonlinear systems. Systems & Control Letters, Vol. 200 pp. 106079, 2025. Read paper[PDF] [DOI] [BibTeX]

I. Farhat, E. Ekomwenrenren, J. W. Simpson-Porco, E. Farantatos, M. Patel, and A. Haddadi. A Multi-Area Architecture for Real-Time Feedback-Based Optimization of Distribution Grids. IEEE Transactions on Smart Grid, 16(2) pp. 1448-1461, 2025. Read paper[PDF] [DOI] [BibTeX]

E. Ekomwenrenren, J. W. Simpson-Porco, E. Farantatos, M. Patel, A. Haddadi, and L. Zhu. Data-Driven Fast Frequency Control using Inverter-Based Resources. IEEE Transactions on Power Systems, 39(4) pp. 5755-5768, 2024. Read paper[PDF] [DOI] [BibTeX]

D. Espín-Sarzosa, R. Palma-Behnke, C. A. Cañizares, U. Annakkage, M. Elizondo, W. Du, L. Meegahapola, P. A. Mendoza-Araya, E. Nasr, R. Ramos, M. Ropp, J. W. Simpson-Porco, and K. Strunz. Microgrid Modeling for Stability Analysis. IEEE Transactions on Smart Grid, 15(3) pp. 2459-2479, 2024. [PDF] [DOI] [BibTeX]

B. Abdolmaleki, J. W. Simpson-Porco, and G. Bergna-Diaz. Distributed Optimization for Reactive Power Sharing and Stability of Inverter-Based Resources Under Voltage Limits. IEEE Transactions on Smart Grid, 15(2) pp. 1289-1303, 2024. Read paper[PDF] [DOI] [BibTeX]

E. Espina, R. Cárdenas-Dobson, J. W. Simpson-Porco, M. Kazerani, and D. Sáez. A Consensus-Based Distributed Secondary Control Optimization Strategy for Hybrid Microgrids. IEEE Transactions on Smart Grid, 14(6) pp. 4242-4255, 2023. Read paper[PDF] [DOI] [BibTeX]

Z. Tang, E. Ekomwenrenren, J. W. Simpson-Porco, E. Farantatos, M. Patel, A. Haddadi, and H. Hooshyar. Data-Driven Extension of ‘‘Measurement-Based Fast Coordinated Voltage Control for Transmission Grids’’. IEEE Transactions on Power Systems, 38(1) pp. 948-951, 2023. Read paper[PDF] [DOI] [BibTeX]

J. W. Simpson-Porco and N. Monshizadeh. Diagonal Stability of Systems with Rank-1 Interconnections and Application to Automatic Generation Control in Power Systems. IEEE Transactions on Control of Network Systems, 3(3) pp. 1518-1530, 2022. Read paper[PDF] [DOI] [BibTeX]

N. S. Guzman, M. Arriaga, C. A. Cañizares, J. W. Simpson-Porco, K. Bhattacharya, and D. Sohm. Regulation Signal Design and Fast Frequency Control with Energy Storage Systems. IEEE Transactions on Power Systems, 37(1) pp. 224-236, 2022. [PDF] [DOI] [BibTeX]

J. W. Simpson-Porco. Low-Gain Stability of Projected Integral Control for Input-Constrained Discrete-Time Nonlinear Systems. IEEE Control Systems Letters, Vol. 6 pp. 788-793, 2021. Read paper[PDF] [DOI] [BibTeX] [Extended PDF] [Extended BibTeX]

Z. Tang, E. Ekomwenrenren, J. W. Simpson-Porco, E. Farantatos, M. Patel, and H. Hooshyar. Measurement-Based Fast Coordinated Voltage Control for Transmission Grids. IEEE Transactions on Power Systems, 36(4) pp. 3416-3429, 2021. Read paper[PDF] [DOI] [BibTeX]

E. Ekomwenrenren, Z. Tang, J. W. Simpson-Porco, E. Farantatos, M. Patel, and H. Hooshyar. Hierarchical Coordinated Fast Frequency Control using Inverter-Based Resources. IEEE Transactions on Power Systems, 36(6) pp. 4992-5005, 2021. Read paper[PDF] [DOI] [BibTeX]

J. W. Simpson-Porco. On Area Control Errors, Area Injection Errors, and Textbook Automatic Generation Control. IEEE Transactions on Power Systems, 36(1) pp. 557-560, 2021. Read paper[PDF] [DOI] [BibTeX]

E. Espina, R. Cárdenas-Dobson, D. Sáez, M. Kazerani, and J. W. Simpson-Porco. A Consensus-Based Secondary Control Strategy for Hybrid ac/dc Microgrids with Experimental Validation. IEEE Transactions on Power Electronics, 36(5) pp. 5971-5984, 2021. Read paper[PDF] [DOI] [BibTeX]

J. W. Simpson-Porco. On Stability of Distributed-Averaging Proportional-Integral Frequency Control in Power Systems. IEEE Control Systems Letters, 5(2) pp. 677-682, 2021. Read paper[PDF] [DOI] [BibTeX]

J. W. Simpson-Porco. Analysis and Synthesis of Low-Gain Integral Controllers for Nonlinear Systems. IEEE Transactions on Automatic Control, 66(9) pp. 4148-4159, 2021. Read paper[PDF] [DOI] [BibTeX]

M. Restrepo, C. A. Cañizares, J. W. Simpson-Porco, P. Su, and J. Taruc. Implementation and Testing of Energy Management Systems at the CANREL Microgrid Facility. Applied Energy, Vol. 290 pp. 116760, 2021. Read paper[PDF] [DOI] [BibTeX]

L. S. P. Lawrence, J. W. Simpson-Porco, and E. Mallada. Linear-Convex Optimal Steady-State Control. IEEE Transactions on Automatic Control, 66(11) pp. 5377-5384, 2021. Read paper[PDF] [DOI] [BibTeX]

J. S. Gómez, D. Sáez, J. W. Simpson-Porco, and R. Cárdenas. Distributed Predictive Control for Frequency and Voltage Regulation in Microgrids. IEEE Transactions on Smart Grid, 11(2) pp. 1319-1329, 2020. [PDF] [DOI] [BibTeX]

Y. Khayat, Q. Shafiee, R. Heydari, T. Dragicevic, M. Naderi, J. W. Simpson-Porco, F. Dörfler, M. Fathi, F. Blaabjerg, and H. Bevrani. On The Secondary Control Architectures of AC Microgrids: A Survey. IEEE Transactions on Power Electronics, 35(6) pp. 6482-6500, 2020. [PDF] [DOI] [BibTeX]

M. Farrokhabadi, C. A. Cañizares, J. W. Simpson-Porco, E. Nasr, L. Fan, P. A. Mendoza-Araya, R. Tonkoski, U. Tamrakar, N. Hatziargyriou, D. Lagos, R. W. Wies, M. Paolone, M. Liserre, L. Meegahapola, M. Kabalan, A. H. Hajimiragha, D. Peralta, M. Elizondo, K. P. Schneider, F. Tuffner, and J. Reilly. Microgrid Stability Definitions, Analysis, and Examples. IEEE Transactions on Power Systems, 35(1) pp. 13-29, 2020. Read paper[PDF] [DOI] [BibTeX]

N. Karthikeyan, J. R. Pillai, B. Bak-Jensen, and J. W. Simpson-Porco. Predictive Control of Flexible Resources for Demand Response in Active Distribution Networks. IEEE Transactions on Power Systems, 34(4) pp. 2957 - 2969, 2019. Read paper[PDF] [DOI] [BibTeX]

J. Llanos, D. E. Olivares, J. W. Simpson-Porco, M. Kazerani, and D. Saez. A Novel Distributed Control Strategy for Optimal Dispatch of Isolated Microgrids Considering Congestion. IEEE Transactions on Smart Grid, 10(6) pp. 6595-6606, 2019. Read paper[PDF] [DOI] [BibTeX]

J. W. Simpson-Porco, B. K. Poolla, N. Monshizadeh, and F. Dörfler. Input-Output Performance of Linear-Quadratic Saddle-Point Algorithms with Application to Distributed Resource Allocation Problems. IEEE Transactions on Automatic Control, 65(5) pp. 2032 - 2045, 2019. Read paper[PDF] [DOI] [BibTeX]

F. Dörfler, J. W. Simpson-Porco, and F. Bullo. Electrical Networks and Algebraic Graph Theory: Models, Properties, and Applications. Proceedings of the IEEE, Vol. 106 pp. 977-1005, 2018. Read paper[PDF] [DOI] [BibTeX]

J. W. Simpson-Porco. Equilibrium-Independent Dissipativity with Quadratic Supply Rates. IEEE Transactions on Automatic Control, 64(4) pp. 1440-1455, 2018. Read paper[PDF] [DOI] [BibTeX]

J. W. Simpson-Porco. A Theory of Solvability for Lossless Power Flow Equations – Part II: Conditions for Radial Networks. IEEE Transactions on Control of Network Systems, 5(3) pp. 1373-1385, 2018. Read paper[PDF] [DOI] [BibTeX]

J. W. Simpson-Porco. A Theory of Solvability for Lossless Power Flow Equations – Part I: Fixed-Point Power Flow. IEEE Transactions on Control of Network Systems, 5(3) pp. 1361-1372, 2018. Read paper[PDF] [DOI] [BibTeX]

M. Todescato, J. W. Simpson-Porco, F. Dörfler, R. Carli, and F. Bullo. Voltage Stress Minimization by Optimal Reactive Power Control. IEEE Transactions on Control of Network Systems, 5(3) pp. 1467-1478, 2018. [PDF] [DOI] [BibTeX]

K. Dvijotham, E. Mallada, and J. W. Simpson-Porco. High-voltage solution in radial power networks: Existence, properties and equivalent algorithms. IEEE Control Systems Letters, 1(2) pp. 322-327, 2017. Read paper[PDF] [DOI] [BibTeX]

J. W. Simpson-Porco. Lossy DC Power Flow. IEEE Transactions on Power Systems, 33(3) pp. 2477-2485, 2017. Read paper[PDF] [DOI] [BibTeX]

M. Pirani, E. Hashemi, J. W. Simpson-Porco, B. Fidan, and A. Khajepour. A Graph Theoretic Approach to the Robustness of k-Nearest Neighbor Vehicle Platoons. IEEE Transactions on Intelligent Transportation Systems, 18(11) pp. 3218-3224, 2017. [PDF] [DOI] [BibTeX]

J. W. Simpson-Porco, F. Dörfler, and F. Bullo. Voltage Stabilization in Microgrids via Quadratic Droop Control. IEEE Transactions on Automatic Control, 62(3) pp. 1239-1253, 2017. Read paper[PDF] [DOI] [BibTeX]

J. W. Simpson-Porco and F. Bullo. Distributed Monitoring of Voltage Collapse Sensitivity Indices. IEEE Transactions on Smart Grid, 7(4) pp. 1979-1988, 2016. Read paper[PDF] [DOI] [BibTeX]

J. W. Simpson-Porco, F. Dörfler, and F. Bullo. Voltage Collapse in Complex Power Grids. Nature Communications, 2016. Read paper[PDF] [DOI] [BibTeX]

F. Dörfler, J. W. Simpson-Porco, and F. Bullo. Breaking the Hierarchy: Distributed Control & Economic Optimality in Microgrids. IEEE Transactions on Control of Network Systems, 3(3) pp. 241-253, 2016. Read paper[PDF] [DOI] [BibTeX]

J. W. Simpson-Porco, F. Dörfler, and F. Bullo. On Resistive Networks of Constant Power Devices. IEEE Transactions on Circuits and Systems II: Express Briefs, 62(8) pp. 811-815, 2015. Read paper[PDF] [DOI] [BibTeX]

J. W. Simpson-Porco, Q. Shafiee, F. Dörfler, J. M. Vasquez, J. M. Guerrero, and F. Bullo. Secondary Frequency and Voltage Control of Islanded Microgrids via Distributed Averaging. IEEE Transactions on Industrial Electronics, 62(11) pp. 7025-7038, 2015. Read paper[PDF] [DOI] [BibTeX]

J. W. Simpson-Porco and F. Bullo. Contraction Theory on Riemannian Manifolds. Systems & Control Letters, Vol. 65 pp. 74-80, 2014. Read paper[PDF] [DOI] [BibTeX]

J. W. Simpson-Porco, F. Dörfler, and F. Bullo. Synchronization and Power Sharing for Droop-Controlled Inverters in Islanded Microgrids. Automatica, 49(9) pp. 2603-2611, 2013. Read paper[PDF] [DOI] [BibTeX]

D. C. McKay, D. Jervis, D. J. Fine, J. W. Simpson-Porco, G. J. A. Edge, and J. H. Thywissen. Low-temperature high-density magneto-optical trapping of potassium using the open 4S5P transition at 405 nm. Phys. Rev. A, Vol. 84 pp. 063420, 2011. [PDF] [DOI] [BibTeX]

Refereed Conference Articles Submitted, Accepted, or In Press

A. R. Nikzad and J. W. Simpson-Porco. Frequency and Voltage-Constrained MILP Formulation for Power System Restoration Planning. In IEEE Electric Power and Energy Conference, Banff, AB, Canada, 2026. Note: To Appear. [PDF] [BibTeX]

Refereed Conference Articles Published

J.-P. Casasanta and J. W. Simpson-Porco. Decentralized Low-Gain Integrators for LTI Systems with Application to Decentralized Feedback-Based Optimization. In Mathematical Theory of Networks and Systems, Waterloo, ON, Canada, 2026. Read paper[PDF] [BibTeX]

N. Yousefi and J. W. Simpson-Porco. Performance Enhancement of Primal-Dual Feedback-Based Optimization using Estimators. In Mathematical Theory of Networks and Systems, Waterloo, ON, Canada, 2026. Read paper[PDF] [BibTeX]

A. W. Hall, J. W. Simpson-Porco, and A. P. Schoellig. Time-Varying Optimization for the Control of Differentially Flat Systems With Input Constraints. In ICRA Workshop on Frontiers of Optimization for Robotics, 2026. Read paper[PDF] [BibTeX] [URL]

N. Yousefi and J. W. Simpson-Porco. Removing Time-Scale Separation in Feedback-Based Optimization via Estimators. In European Control Conference, Reykjavik, Iceland, pp. 1564-1570, 2026. Read paper[PDF] [BibTeX]

X. Zou, I. Farhat, and J. W. Simpson-Porco. A Method for Incorporating Frequency Nadir Limits in Power System Restoration Planning. In IEEE Electric Power and Energy Conference, Waterloo, ON, Canada, pp. 254-259, 2025. Read paper[PDF] [DOI] [BibTeX]

R. Li, J. W. Simpson-Porco, and S. L. Smith. Distributionally Robust Stochastic Data-Driven Predictive Control with Optimized Feedback Gain. In IEEE Conf. on Decision and Control, pp. 381-386, 2024. Read paper[PDF] [DOI] [BibTeX]

S. Zoboli, D. Astolfi, M. Mattioni, J. W. Simpson-Porco, and N. van de Wouw. Forwarding for Discrete-Time Linear Systems: Optimality and Global Stabilization under Input Saturation. In IFAC Conference of Modelling, Identification and Control of Nonlinear Systems, Lyon, France, pp. 108-113, 2024. Read paper[PDF] [DOI] [BibTeX]

D. Astolfi, J. W. Simpson-Porco, and G. Scarciotti. On the Role of Dual Sylvester and Invariance Equations in Systems and Control. In IFAC Conference on Analysis and Control of Nonlinear Dynamics and Chaos, London, UK, pp. 20-27, 2024. Read paper[PDF] [DOI] [BibTeX]

S. Kelly and J. W. Simpson-Porco. An Interconnected Systems Approach to Convergence Analysis of Discrete-Time Primal-Dual Algorithms. In American Control Conference, Toronto, ON, CA, pp. 662-668, 2024. Read paper[PDF] [DOI] [BibTeX]

B. Van Scoy, J. W. Simpson-Porco, and L. Lessard. Automated Lyapunov Analysis of Primal-Dual Optimization Algorithms: An Interpolation Approach. In IEEE Conf. on Decision and Control, Singapore, pp. 1306-1311, 2023. Read paper[PDF] [DOI] [BibTeX]

L. Chen and J. W. Simpson-Porco. Data-Driven Output Regulation using Single-Gain Tuning Regulators. In IEEE Conf. on Decision and Control, Singapore, pp. 2903-2909, 2023. Read paper[PDF] [DOI] [BibTeX]

A. Agarwal, J. W. Simpson-Porco, and L. Pavel. Model-Free Game-Theoretic Feedback Optimization. In European Control Conference, Bucharest, Romania, pp. 1-8, 2023. Read paper[PDF] [DOI] [BibTeX]

L. Chen and J. W. Simpson-Porco. A Fixed-Point Algorithm for the AC Power Flow Problem. In American Control Conference, San Diego, CA, USA, pp. 4449-4456, 2023. Read paper[PDF] [DOI] [BibTeX]

R. Li, J. W. Simpson-Porco, and S. L. Smith. Data-Driven Model Predictive Control for Linear Time-Periodic Systems. In IEEE Conf. on Decision and Control, Cancún, Mexico, pp. 3661-3668, 2022. Read paper[PDF] [DOI] [BibTeX]

J. W. Simpson-Porco. Low-Gain Stabilizers for Linear-Convex Optimal Steady-State Control. In IEEE Conf. on Decision and Control, Cancún, Mexico, pp. 2552-2559, 2022. Read paper[PDF] [DOI] [BibTeX] [Extended PDF] [Extended BibTeX]

E. Ekomwenrenren, J. W. Simpson-Porco, E. Farantatos, M. Patel, A. Haddadi, and L. Zhu. Data-Driven Fast Frequency Control using Inverter-Based Resources. In IREP Bulk Power System Dynamics and Control Symposium, Banff, AB, Canada, pp. 1–11, 2022. Read paper[PDF] [DOI] [arXiv] [BibTeX]

A. Agarwal, J. W. Simpson-Porco, and L. Pavel. Game-Theoretic Feedback-Based Optimization. In IFAC Workshop on Distributed Estimation and Control in Networked Systems, Z"urich, Switzerland, pp. 174-179, 2022. Read paper[PDF] [DOI] [BibTeX]

E. Ekomwenrenren, Z. Tang, J. W. Simpson-Porco, E. Farantatos, M. Patel, H. Hooshyar, and A. Haddadi. An Integrated Frequency-Voltage Controller for Next-Generation Power Systems. In IEEE PES Innovative Smart Grid Technologies Conference Europe, Novi Sad, Serbia, pp. 1–6, 2022. Read paper[PDF] [DOI] [BibTeX]

E. Espina, A. Navas, J. S. Gómez, J. W. Simpson-Porco, R. Cárdenas-Dobson, D. Sáez, and M. Kazerani. Experimental Performance Evaluation of a Distributed Secondary Control Strategy for Hybrid ac/dc-Microgrids in the event of Communication Loss/Delay. In European Conference on Power Electronics and Applications, pp. 1-10, 2021. [PDF] [DOI] [BibTeX]

M. Farrokhabadi, J. W. Simpson-Porco, and C. A. Cañizares. Optimal Design of Voltage-Frequency Controllers for Microgrids. In IEEE PowerTech, pp. 6, 2021. Read paper[PDF] [DOI] [BibTeX] [Extended PDF] [Extended BibTeX]

T. Zheng, J. W. Simpson-Porco, and E. Mallada. Implicit Trajectory Planning for Feedback Linearizable Systems: A Time-varying Optimization Approach. In American Control Conference, Denver, CO, USA, pp. 4677-4682, 2020. Read paper[PDF] [DOI] [BibTeX]

J. Llanos, J. Gomez, D. Saez, D. Olivares, and J. W. Simpson-Porco. Economic Dispatch by Secondary Distributed Control in Microgrids. In European Conference on Power Electronics and Applications, Genova, Italy, pp. 1–10, 2019. [PDF] [DOI] [BibTeX]

B. K. Poolla, J. W. Simpson-Porco, N. Monshizadeh, and F. Dörfler. Quadratic Performance Analysis of Secondary Frequency Controllers. In IEEE Conf. on Decision and Control, Nice, France, pp. 7492-7497, 2019. Read paper[PDF] [DOI] [BibTeX]

M. Colombino, J. W. Simpson-Porco, and A. Bernstein. Towards robustness guarantees for feedback-based optimization. In IEEE Conf. on Decision and Control, Nice, France, pp. 6207-6214, 2019. Read paper[PDF] [DOI] [BibTeX]

F. Dörfler, S. Bolognani, J. W. Simpson-Porco, and S. Grammatico. Distributed control and optimization for autonomous power grids. In European Control Conference, Naples, Italy, pp. 2436-2453, 2019. Read paper[PDF] [DOI] [BibTeX]

M. H. Basiri, J. G. Thistle, J. W. Simpson-Porco, and S. Fischmeister. Kalman Filter Based Secure State Estimation and Individual Attacked Sensor Detection in Cyber-Physical Systems. In American Control Conference, Philadelphia, PA, USA, pp. 3841-3848, 2019. [PDF] [DOI] [BibTeX]

L. S. P. Lawrence, Z. E. Nelson, E. Mallada, and J. W. Simpson-Porco. Optimal Steady-State Control for Linear Time-Invariant Systems. In IEEE Conf. on Decision and Control, Miami Beach, FL, USA, pp. 3251–3257, 2018. Read paper[PDF] [DOI] [BibTeX]

M. Pirani, E. Hashemi, B. Fidan, J. W. Simpson-Porco, H. Sandberg, and K. H. Johansson. Resilient Estimation and Control on k-Nearest Neighbor Platoons: A Network-Theoretic Approach. In IFAC Workshop on Distributed Estimation and Control in Networked Systems, Groningen, Netherlands, pp. 22–27, 2018. [PDF] [DOI] [BibTeX]

J. W. Simpson-Porco. A Hill-Moylan Lemma for Equilibrium-Independent Dissipativity. In American Control Conference, Milwaukee, WI, USA, pp. 6043-6048, 2018. Read paper[PDF] [DOI] [BibTeX]

M. Pirani, J. W. Simpson-Porco, and B. Fidan. System-Theoretic Performance Metrics for Low-Inertia Stability of Power Networks. In IEEE Conf. on Decision and Control, Melbourne, VIC, Australia, pp. 5106-5111, 2017. Read paper[PDF] [DOI] [BibTeX]

M. Pirani, E. Hashemi, B. Fidan, and J. W. Simpson-Porco. H-infinity Performance of Mechanical and Power Networks. In IFAC World Congress, Toulouse, France, pp. 5196-5201, 2017. Read paper[PDF] [DOI] [BibTeX]

J. W. Simpson-Porco. Input/Output Analysis of Primal-Dual Gradient Algorithms. In Allerton Conf. on Communications, Control and Computing, Monticello, IL, USA, pp. 219-224, 2016. Read paper[PDF] [DOI] [BibTeX]

N. Monshizadeh, C. De Persis, and J. W. Simpson-Porco. The Cost of Dishonesty on Optimal Distributed Frequency Control of Power Networks. In IEEE Conf. on Decision and Control, Las Vegas, NV, USA, pp. 873-878, 2016. Read paper[PDF] [DOI] [BibTeX]

J. W. Simpson-Porco, B. K. Poolla, N. Monshizadeh, and F. Dörfler. Quadratic Performance of Primal-Dual Methods with Application to Secondary Frequency Control of Power Systems. In IEEE Conf. on Decision and Control, Las Vegas, NV, USA, pp. 1840-1845, 2016. Read paper[PDF] [DOI] [BibTeX]

J. W. Simpson-Porco and N. Monshizadeh. Model-Free Wide-Area Monitoring of Power Grids via Cutset Voltages. In IEEE Conf. on Decision and Control, Las Vegas, NV, USA, pp. 7508-7513, 2016. Read paper[PDF] [DOI] [BibTeX]

E. Tegling, M. Andreasson, J. W. Simpson-Porco, and H. Sandberg. Improving performance of droop-controlled microgrids through distributed PI-control. In American Control Conference, Boston, MA, USA, pp. 2321-2327, 2016. Read paper[PDF] [DOI] [BibTeX]

M. Todescato, J. W. Simpson-Porco, F. Dörfler, R. Carli, and F. Bullo. Optimal Voltage Support and Stress Minimization in Power Networks. In IEEE Conf. on Decision and Control, Osaka, Japan, pp. 6921-6926, 2015. Read paper[PDF] [DOI] [BibTeX]

J. W. Simpson-Porco, F. Dörfler, and F. Bullo. A Solvability Condition for Reactive Power Flow. In IEEE Conf. on Decision and Control, Osaka, Japan, pp. 2013-2017, 2015. Read paper[PDF] [DOI] [BibTeX]

B. Gentile, J. W. Simpson-Porco, F. Dörfler, S. Zampieri, and F. Bullo. On reactive power flow and voltage stability in microgrids. In American Control Conference, Portland, OR, USA, pp. 759-764, 2014. Read paper[PDF] [DOI] [BibTeX]

F. Dörfler, J. W. Simpson-Porco, and F. Bullo. Plug-and-play control and optimization in microgrids. In IEEE Conf. on Decision and Control, Los Angeles, CA, USA, pp. 211-216, 2014. Read paper[PDF] [DOI] [BibTeX]

H. Bouattour, J. W. Simpson-Porco, F. Dörfler, and F. Bullo. Further results on distributed secondary control in microgrids. In IEEE Conf. on Decision and Control, Florence, Italy, pp. 1514-1519, 2013. Read paper[PDF] [DOI] [BibTeX]

J. W. Simpson-Porco, F. Dörfler, and F. Bullo. Voltage stabilization in microgrids via quadratic droop control. In IEEE Conf. on Decision and Control, Florence, Italy, pp. 7582-7589, 2013. Read paper[PDF] [DOI] [BibTeX]

J. W. Simpson-Porco, F. Dörfler, Q. Shafiee, J. M. Guerrero, and F. Bullo. Stability, power sharing, & distributed secondary control in droop-controlled microgrids. In IEEE Int. Conf. on Smart Grid Communications, Vancouver, BC, Canada, pp. 672-677, 2013. Read paper[PDF] [DOI] [BibTeX]

J. W. Simpson-Porco, F. Dörfler, and F. Bullo. Droop-controlled inverters are Kuramoto oscillators. In IFAC Workshop on Distributed Estimation and Control in Networked Systems, Santa Barbara, CA, USA, pp. 264-269, 2012. Read paper[PDF] [DOI] [BibTeX]

Book Chapters

J. Schiffer, J. W. Simpson-Porco, and A. Parisio. Control in Low-Inertia Power and Integrated Energy Systems. In Encyclopedia of Systems and Control Engineering, Elsevier, 2024. Read paper[DOI] [BibTeX]

Technical Reports

D. Espín-Sarzosa, R. Palma-Behnke, C. A. Cañizares, U. Annakkage, M. Elizondo, W. Du, L. Meegahapola, P. A. Mendoza-Araya, E. Nasr, R. Ramos, M. Ropp, J. W. Simpson-Porco, and K. Strunz. Trends in Microgrid Modeling for Stability Analysis. IEEE PES Task Force on MG Dynamic Modeling, PES-TR-106, 2022. [DOI] [BibTeX]

M. Farrokhabadi, C. A. Cañizares, J. W. Simpson-Porco, E. Nasr, L. Fan, P. A. Mendoza-Araya, R. Tonkoski, U. Tamrakar, N. Hatziargyriou, D. Lagos, R. W. Wies, M. Paolone, M. Liserre, L. Meegahapola, M. Kabalan, A. H. Hajimiragha, D. Peralta, M. Elizondo, K. P. Schneider, F. Tuffner, and J. Reilly. Microgrid Stability Definitions, Analysis, and Modeling. IEEE-PES Task Force on Microgrid Stability Analysis and Modeling, PES-TR-66, 2018. [DOI] [BibTeX]

Dissertation

J. W. Simpson-Porco. Distributed Control of Inverter-Based Power Grids. Mechanical Engineering Department, University of California at Santa Barbara, 2015. [PDF] [URL]

Disclaimer: This material is presented to ensure timely dissemination of scholarly and technical work. Copyright and all rights therein are retained by authors or by other copyright holders. All person copying this information are expected to adhere to the terms and constraints invoked by each author's copyright. In most cases, these works may not be reposted without the explicit permission of the copyright holder.