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Publications

[list of publications] (pdf file in Japanese)

Books

  1. Y. Susuki, I. Mezic, and M. Netto, Koopman Operator Techniques in Power System Dynamics and Stability: A Data-Centric Approach (in preparation).

  2. A. Mauroy, I. Mezic, and, Y. Susuki (Eds.), The Koopman Operator in Systems and Control: Concepts, Methodologies, and Applications (Springer Nature, February 2020). [Springer]

  3. T. Suzuki, S. Inagaki, Y. Susuki, and A.-T. Tran (Eds.), Design and Analysis of Distributed Energy Management Systems: Integration of EMS, EV, and ICT (Springer Nature, February 2020). [Springer]

Book (in Japanese)

  1. Y. Susuki, Koopman analysis of dynamical systems: Theory, Numerical Methods, and Applications (in preparation).

Book Chapters

  1. Y. Susuki and K. Sako, Data-driven voltage analysis of an electric power grid with delay-embedding and extended dynamic mode decomposition, in The Koopman Operator in Systems and Control: Concepts, Methodologies, and Applications, Chapter 19 (Springer Nature, 2020).

  2. Y. Kono, Y. Susuki, and T. Hikihara, Modeling of advective heat transfer in a practical building atrium via Koopman mode decomposition, in The Koopman Operator in Systems and Control: Concepts, Methodologies, and Applications, Chapter 18 (Springer Nature, 2020).

  3. A. Mauroy, Y. Susuki, and I. Mezic, Introduction to Koopman operator theory in systems and control, in The Koopman Operator in Systems and Control: Concepts, Methodologies, and Applications, Chapter 1 (Springer Nature, 2020).

  4. Y. Susuki, N. Mizuta, A. Kawashima, Y. Ota, A. Ishigame, S. Inagaki, and T. Suzuki, A continuum approach to assessing the impact of spatio-temporal EV charging to distribution grids, in Design and Analysis of Distributed Energy Management Systems: Integration of EMS, EV, and ICT, Chapter 7 (Springer, 2020).

  5. Y. Susuki, I. Mezic, and T. Hikihara, Coherent swing instability of interconnected power grids and a mechanism of cascading failure, in Control and Optimization Methods for Electric Smart Grids, pp.185-202 (Springer, 2012).

  6. I.M. Mitchell and Y. Susuki, Level set methods for computing reachable sets of hybrid systems with differential algebraic equation dynamics, in Hybrid Systems: Computation and Control, pp.630-633 (Springer-Verlag, 2008).

Archival Journal Articles

  1. N. Katayama and Y. Susuki, Koopman analysis of the singularly-perturbed van der Pol oscillator (in preparation).

  2. H. Hoshino, T. J. Koo, Y.-C. Chu, and Y. Susuki, Model predictive control of smart districts participating in frequency regulation market: A case study of using heating network storage (under review). [pdf:arXiv]

  3. K. Takamichi, Y. Susuki, and M. Netto, Participation factors for nonlinear autonomous dynamical systems in the Koopman operator framework (under review).

  4. Y. Susuki, K. Eto, N. Hiramatsu, and A. Ishigame, Control of in-room temperature field via damping assignment to nonlinear Koopman mode, IEEE Transactions on Control Systems Technology, January 2024 (Early Access). [pdf:IEEE]

  5. S. Yumiki, Y. Susuki, Y. Oshikubo, Y. Ota, R. Masegi, A. Kawashima, A. Ishigame, S. Inagaki, and T. Suzuki, Autonomous vehicle-to-grid design for provision of frequency control ancillary service and distribution voltage regulation, Sustainable Energy, Grids and Networks, vol.30, article no.100664, June 2022. [pdf:arXiv,sciencedirect]

  6. Y. Kono, Y. Susuki, and T. Hikihara, Characterizing scale dependence of effective diffusion driven by fluid flows, Physical Review E, vol.105, article no.045103, April 2022. [pdf:arXiv,APS]

  7. K. Takamichi, Y. Susuki, M. Netto, and A. Ishigame, A mode-in-state contribution factor based on Koopman operator and its application to power system analysis, Nonlinear Theory and Its Applications, IEICE, vol.13, no.2, pp.409-414, April 2022. [pdf:J-STAGE,OPU,arXiv]

  8. H. Tadano, Y. Susuki, and A. Ishigame, Asymptotic assessment of distribution voltage profile using a nonlinear ODE model, Nonlinear Theory and Its Applications, IEICE, vol.13, no.1, pp.149-168, January 2022. [pdf:J-STAGE,arXiv]

  9. M. Netto, Y. Susuki, V. Krishnan, and Y. Zhang, On analytical construction of observable functions in extended dynamic mode decomposition for nonlinear estimation and prediction, IEEE Control Systems Letters, vol.5, no.6, pp.1868-1873, December 2021. [pdf:arXiv,IEEE]

  10. Y. Susuki, A. Mauroy, and I. Mezic, Koopman resolvent: A Laplace-domain analysis of nonlinear autonomous dynamical systems, SIAM Journal on Applied Dynamical Systems, vol.20, no.4, pp.2013-2036, October 2021. [pdf:arXiv,SIAM]

  11. N. Kawamoto, Y. Susuki, S. D’Arco, A. Ishigame, D. Mende, and S.D. Stock, Load margin for short-term voltage stability of an interconnected AC/MTDC system, Nonlinear Theory and Its Applications, IEICE, vol.12, no.4, pp.711-717, October 2021. [pdf:J-STAGE]

  12. N. Kawamoto, Y. Susuki, and A. Ishigame, Estimation of stability region for an interconnected AC/multi-terminal DC grid, Nonlinear Theory and Its Applications, IEICE, vol.11, no.4, pp.610-623, October 2020. [pdf:J-STAGE]

  13. N. Hiramatsu, Y. Susuki, and A. Ishigame, Koopman mode decomposition of oscillatory temperature field inside a room, Physical Review E, vol.102, article no.022210, August 2020. [pdf:arXiv,APS,OPU]

  14. Y. Susuki and I. Mezic, Invariant sets in quasiperiodically forced dynamical systems, SIAM Journal on Applied Dynamical Systems, vol.19, no.1, pp.329-351, January 2020. [pdf:arXiv,SIAM]

  15. N. Mizuta, S. Kamo, H. Toda, Y. Susuki, Y. Ota, and A. Ishigame, A hardware-in-the-loop test of multi-objective ancillary service by in-vehicle batteries: Primary frequency control and distribution voltage support, IEEE Access, vol.7, no.1, pp.161246-161254, November 2019. [pdf:IEEE]

  16. F. Raak, Y. Susuki, S. Eguchi, and T. Hikihara, Role of deterministic electromechanical conversion for short-term fluctuations in wind power: A case study in Japan, Physical Review Applied, vol.12, article no.034013, September 2019. [pdf:APS]

  17. N. Mizuta, Y. Susuki, Y. Ota, and A. Ishigame, Synthesis of spatial charging/discharging patterns of in-vehicle batteries for provision of ancillary service and mitigation of voltage impact, IEEE Systems Journal, vol.13, no.3, pp.3443-3453, September 2019. [pdf:arXiv,IEEE]

  18. H. Hoshino, Y. Susuki, T.J. Koo, and T. Hikihara, Structural analysis and control of a model of two-site electricity and heat supply, ASME Journal of Dynamic Systems, Measurement and Control, vol.141, no.10, article no.101004, June 2019. [pdf:arXiv,ASME]

  19. C. Kojima, Y. Susuki, and S. Hara, Dissipativity-based stability analysis of networked nonlinear descriptor systems and its application to power grids, SICE Journal of Control, Measurement, and System Integration, vol.12, no.1, pp.29-38, January 2019. [pdf:Taylor]

  20. M. Netto, Y. Susuki, and L. Mili, Data-driven participation factors for nonlinear systems based on Koopman mode decomposition, IEEE Control Systems Letters, vol.3, issue 1, pp.198-203, January 2019. [pdf:arXiv,IEEE]

  21. S. Kimura, Y. Susuki, and A. Ishigame, A reactive management system for reliable electricity supply in a building microgrid with vehicle-to-grid interaction, IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences, vol.E101-A, no.8, pp.1172-1184, August 2018. [pdf:J-STAGE,OPU]

  22. F. Raak, Y. Susuki, K. Tsuboki, M. Kato, S. Eguchi, and T. Hikihara, Assessment of offshore wind farm characteristics with the cloud resolving storm simulator: A case study in Japan, Wind Energy, vol.21, issue 7, pp.531-543, July 2018. [pdf:Wiley]

  23. Q. Wu, T.J. Koo, and Y. Susuki, Dynamic security analysis of power systems by a sampling-based algorithm, ACM Transactions on Cyber-Physical Systems, vol.2, issue 2, article no.10, June 2018. [pdf:arXiv,ACM]

  24. Y. Kono, Y. Susuki, M. Hayashida, I. Mezic, and T. Hikihara, Multiscale modeling of in-room temperature distribution with human occupancy data: A practical case study, Journal of Building Performance Simulation, vol.11, no.2, pp.145-163, February 2018. [pdf:KU,Taylor]

  25. F. Raak, Y. Susuki, K. Tsuboki, M. Kato, and T. Hikihara, Quantifying smoothing effects of wind power via Koopman mode decomposition: A numerical test with wind speed predictions in Japan, Nonlinear Theory and Its Applications, IEICE, vol.8, no.4, pp.342-357 October 2017. [pdf:J-STAGE]

  26. C. Kojima, Y. Susuki, K. Tsumura, and S. Hara, Decomposition of energy function and hierarchical diagnosis of power grid swing instabilities, Nonlinear Theory and Its Applications, IEICE, vol.7, no.4, pp.523-547, October 2016. [pdf:J-STAGE] (2018 Best Paper Award)

  27. Y. Susuki, I. Mezic, F. Raak, and T. Hikihara, Applied Koopman operator theory for power systems technology, Nonlinear Theory and Its Applications, IEICE, vol.7, no.4, pp.430-459, October 2016. [pdf:arXiv,J-STAGE]

  28. H. Hoshino, Y. Susuki, and T. Hikihara, A lumped-parameter model of multiscale dynamics in steam supply systems, ASME Journal of Computational and Nonlinear Dynamics, vol.11, issue 6, article no.061018, September 2016. [pdf:arXiv,ASME]

  29. F. Raak, Y. Susuki, and T. Hikihara, Data-driven partitioning of power networks via Koopman mode analysis, IEEE Transactions on Power Systems, vol.31, no.4, pp.2799-2808, July 2016. [pdf:IEEE]

  30. Q. Wu, Y. Susuki, and T.J. Koo, RRT-based computation for dynamic security analysis of power systems, IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences, vol.E99-A, no.2, pp.491-501, February 2016. [pdf:J-STAGE]

  31. T.N.M. Phan, J.C. Wells, Y. Susuki, L.V. Nguyen, J.S. Bonner, M.S. Islam, and W.D. Kirkey, Koopman modes in a near-bank region of a tidal river, Journal of Japan Society of Civil Engineering, Ser. B1 (Hydraulic Engineering), vol.71, no.4, pp.I205-I210, February 2015. [pdf:J-STAGE]

  32. Y. Susuki and I. Mezic, Nonlinear Koopman modes and power system stability assessment without models, IEEE Transactions on Power Systems, vol.29, no.2, pp.899-907, March 2014. [pdf:IEEE]

  33. S. Miyatake, Y. Susuki, T. Hikihara, S. Itoh, and K. Tanaka, Discharge characteristics of multicell lithium-ion battery with nonuniform cells, Journal of Power Sources, vol.241, pp.736-743, November 2013. [pdf:KU,Elsevier]

  34. Y. Susuki, R. Kazaoka, and T. Hikihara, Physical architecture and model-based evaluation of electric power system with multiple homes, IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences, vol.E96-A, no.8, pp.1703-1711, August 2013. [pdf:KU,J-STAGE]

  35. Y. Yokoi and Y. Susuki, Energy conversion and phase regulation in transient states of frequency entrainment described by van der Pol and phase-locked loop equations, IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences, vol.E96-A, no.2, pp.591-599, February 2013. [pdf:IEICE]

  36. Y. Susuki and I. Mezic, Nonlinear Koopman modes and a precursor to power system swing instabilities, IEEE Transactions on Power Systems, vol.27, no.3, pp.1182-1191, August 2012. [pdf:KU,IEEE]

  37. Y. Susuki, T. J. Koo, H. Ebina, T. Yamazaki, T. Ochi, T. Uemura, and T. Hikihara, A hybrid system approach to the analysis and design of power grid dynamic performance, Proceedings of the IEEE, vol.100, no.1, pp.225-239, January 2012. [pdf:KU,IEEE]

  38. Y. Susuki and I. Mezic, Nonlinear Koopman modes and coherency identification of coupled swing dynamics, IEEE Transactions on Power Systems, vol.26, no.4, pp.1894-1904, November 2011. [pdf:IEEE] (also, correction, this journal, vol.26, no.4, p.2584, November 2011. [pdf:IEEE]) [pdf] This version of the paper slightly differs from the published version. Please see the Erratum section.

  39. Y. Takatsuji, Y. Susuki, and T. Hikihara, Hybrid controller for safe microgrid operation, Nonlinear Theory and Its Applications, IEICE, vol.2, no.3, pp.347-362, July 2011. [pdf:J-STAGE]

  40. Y. Susuki, I. Mezic, and T. Hikihara, Coherent swing instability of power grids, Journal of Nonlinear Science, vol.21, no.3, pp.403-439, June 2011. [pdf:Springer]

  41. Y. Susuki, Y. Takatsuji, and T. Hikihara, Hybrid model for cascading outage in a power system: A numerical study, IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences, vol.E92-A, no.3, pp.871-879, March 2009. [pdf:KU,J-STAGE]

  42. Y. Susuki, T. Hikihara, and H.-D. Chiang, Discontinuous dynamics of electric power system with dc transmission: A study on DAE system, IEEE Transactions on Circuits and Systems, Part I: Regular Papers, vol.55, no.2, pp.697-707, March 2008. [pdf:KU,IEEE]

  43. Y. Susuki and Y. Ueda, Amplitude response curves of frequency-locked rotations, IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences, vol.E90-A, no.10, pp.2250-2252, October 2007. [pdf:KU,IEICE]

  44. Y. Susuki, Y. Yokoi, and T. Hikihara, Energy-based analysis of frequency entrainment described by van der Pol and phase-locked loop equations, CHAOS: An Interdisciplinary Journal of Nonlinear Science, vol.17, Art. no.023108, June 2007. [pdf:KU,AIP]

  45. Y. Susuki and T. Hikihara, Transient dynamics in electric power system with dc transmission: Fractal growth in stability boundary, IEE Proceedings - Circuits, Devices and Systems, vol.152, no.2, pp.159-164, April 2005. [pdf:KU,IET]

  46. Y. Susuki, T. Hikihara, and H.-D. Chiang, Stability boundaries analysis of electric power system with dc transmission based on differential-algebraic equation system, IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences, vol.E87-A, no.9, pp.2339-2346, September 2004. [pdf:KU,IEICE]

Archival Journal Articles (in Japanese)

  1. Y. Muto, C. Kojima, and Y. Susuki, Switching predictive control of power distribution system including road heating, Transactions of the Society of Instrument and Control Engineers, vol.60, no.6, June 2024 (to appear).

  2. T. Watanabe, Y. Wasa, Y. Susuki, K. Hirata, and K. Tanaka, Dynamic optimization and environmental impact assessment of energy and mobility systems considering charge effects, Transactions of the Society of Instrument and Control Engineers, vol.59, no.9, pp.410-417, September 2023. [pdf:J-STAGE]

  3. S. Kimura, Y. Susuki, and A. Ishigame, Availability design of power supply for a building microgrid with in-vehicle battery, IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences (Japanese edition), vol.J103-A, no.12, pp.306-320, December 2020. [pdf:J-STAGE,OPU]

  4. C. Wada, S. Takayama, Y. Susuki, A. Ishigame, K. Deguchi, K. Konishi, D. Ishizuka, and K. Tanaka, A multi-scale supply operation of grid-connected micro-grid, IEEJ Transactions on Power and Energy, vol.140, no.3, pp.166-175, March 2020. [pdf:J-STAGE]

  5. H. Hoshino, Y. Susuki, T. John Koo, and T. Hikihara, Nonlinear control of combined heat and power plants in a two-site regional energy system, Transactions of the Institute of Systems, Control and Information Engineers, vol.30, no.5, pp.157-166, May 2017. [pdf:J-STAGE]

  6. T. Saito, Y. Susuki, and T. Hikihara, Mode switching control for output leveling of in-home electric power system: Experiment and performance evaluation, IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences (Japanese edition), vol.J100-A, no.5, pp.183-194, May 2017. [pdf:IEICE,OPU]

  7. Y. Kono, Y. Susuki, and T. Hikihara, Applications of Koopman mode decomposition to modeling of heat transfer dynamics in building atriums-II: Advection by large-scale air movement, Transactions of the Society of Instrument and Control Engineers, vol.53, no.2, pp.188-197, February 2017. [pdf:J-STAGE]

  8. Y. Kono, Y. Susuki, M. Hayashida, and T. Hikihara, Applications of Koopman mode decomposition to modeling of heat transfer dynamics in building atriums-I: Effective diffusion by small-scale air movement, Transactions of the Society of Instrument and Control Engineers, vol.53, no.2, pp.123-133, February 2017. [pdf:J-STAGE]

  9. Y. Yamaguchi, Y. Susuki, and T. Hikihara, Battery-based output smoothing control of electric power system with multiple homes, Transactions of the Institute of Systems, Control and Information Engineers, vol.28, no.7, pp.299-309, July 2015. [pdf:J-STAGE]

  10. H. Hoshino, Y. Susuki, and T. Hikihara, Stability of two-sites regional power and heat supply system–Numerical simulations under step change of heat transfer reference, Transactions of the Institute of Systems, Control and Information Engineers, vol.27, no.11, pp.452-460, November 2014. [pdf:J-STAGE]

  11. Y. Susuki and T. Hikihara, Voltage instability analysis via hybrid system reachability, Transactions of the Institute of Systems, Control and Information Engineers, vol.21, no.11, pp.368-376, November 2008. [pdf:KU,J-STAGE]

  12. Y. Susuki and T. Hikihara, An analytical criterion for stability boundaries of non-autonomous systems based on Melnikov's method, Transactions of the Institute of Systems, Control and Information Engineers, vol.15, no.11, pp.586-592, November 2002. [pdf:KU,J-STAGE]

Refereed Conference Proceedings

  1. S. Mochiyama, R. Takahashi, Y. Susuki, T. Wakabayashi, T. Tanaka, T. Momose, and H. Yamaguchi, A system of bidirectional power routing toward multi-energy management, Annual Conference of the IEEE Industrial Electronics Society (IECON2024), Chicago, USA, November 3-6, 2024 (accepted).

  2. Y. Susuki, A. Mauroy, and Z. Drmac, Koopman resolvents of nonlinear discrete-time systems: Formulation and identification, European Control Conference, Stockholm, Sweden, June 2024 (to appear).

  3. C. Kojima, Y. Muto, and Y. Susuki, Dissipativity of nonlinear ODE model of distribution voltage profile, IFAC World Congress (IFAC WC23), pp.7031-7036, Yokohama, Japan, July 9-14, 2023. [pdf:arXiv,IFAC]

  4. T. Watanabe, Y. Wasa, Y. Susuki, Y. Miwa, K. Hirata, and K. Tanaka, Economic optimization for dynamic cross-sector resilience design of energy and mobility via EVs: An emergency analysis, IFAC World Congress (IFAC WC23), pp.736-741, Yokohama, Japan, July 9-14, 2023. [pdf:IFAC]

  5. M. Noguchi, Y. Susuki, and A. Ishigame, Time-series analysis of phase dynamics in a campus distribution grid using short-term Koopman mode decomposition, 2022 International Symposium on Nonlinear Theory and its Applications (NOLTA 2022), pp.112-115, virtual, December 12-15, 2022. [pdf:IEICE]

  6. T. Watanabe, Y. Wasa, Y. Susuki, K. Hirata, and K. Tanaka, Dynamic energy/mobility allocataion with EV consumer behavior coupling transmission power and traffic systems, 4th IFAC Workshop on Cyber-Physical & Human-Systems, pp.26-31, Houston, USA, December 1-2, 2022. [pdf:IFAC]

  7. R. Miyashita, Y. Susuki, and A. Ishigame, Koopman-model predictive control with signal temporal logic specifications for temperature regulation of a warm-water supply system, SICE Annual Conference (SICE 2022), pp.1113-1118, Hybrid, September 6-9, 2022. [pdf:arXiv,IEEE]

  8. Y. Susuki, K. Eto, N. Hiramatsu, and A. Ishigame, Control of oscillatory temperature field in a building via damping assignment to nonlinear Koopman mode, IEEE Conference on Control Technology and Applications (CCTA 2022), pp.796-804, Hybrid, August 22-25, 2022. [pdf:arXiv,IEEE] [movie:YouTube]

  9. Y. Susuki, T. Shimomura, Y. Ota, and A. Ishigame, Online Koopman mode decomposition for power system synchrophasor data, IFAC Symposium on Control of Power and Energy Systems (CPES 2022), Online, June 21-23, 2022. [pdf:IFAC]

  10. Y. Susuki, On Koopman operator framework for semi-explicit differential-algebraic equations, Third IFAC Conference on Modeling, Identification and Control of Nonlinear Systems (MICNON 2021), pp.361-365, Online, September 15-17, 2021. [pdf:IFAC] [movie:YouTube]

  11. Y. Susuki, N. Kawamoto, Y. Ohashi, A. Ishigame, T. Funaki, and S. D’Arco, A modular approach to large-signal modeling of an interconnected AC/MTDC system, IEEE PES Innovative Smart Grid Technologies Europe (ISGT-Europe), pp.945-949, Online, October 26-28, 2020. [pdf:IEEE]

  12. S. Yumiki, Y. Susuki, R. Masegi, A. Kawashima, A. Ishigame, K. Inagaki, and T. Suzuki, Computing an upper bound for charging/discharging patterns of in-vehicle batteries towards cooperative transportation-energy management, IEEE Intelligent Transportation Systems Conference (ITSC 2019), pp.655-660, Auckland, New Zealand, October 27-30, 2019. [pdf:IEEE]

  13. M. Netto, V. Krishnan, L. Mili, Y. Susuki, and Y. Zhang, A hybrid framework combining model-based and data-driven methods for hierarchical decentralized robust dynamic state estimation, IEEE Power & Energy Society General Meeting (PESGM 2019), Atlanta, Georgia, USA, August 4-8, 2019. [pdf:NREL,IEEE]

  14. I. Masaki, Y. Susuki, I. Mezic, and A. Ishigame, An LC-circuit model for dynamics of in-building heat transfer across atrium space, 4th Asia Conference of International Building Performance Simulation Association (ASIM 2018), Paper No. 371, Hong Kong, December 4-5, 2018; IOP Conference Series: Earth and Environmental Science, vol.238, 012012, 2019. [pdf:IoP]

  15. S. Kimura, Y. Susuki, and A. Ishigame, An MPC-based availability design of a building microgrid with in-vehicle battery, 2018 IEEE 7th Global Conference on Consumer Electronics (GCCE 2018), pp.573-575, Nara, Japan, October 9-12, 2018. [pdf:IEEE]

  16. N. Hiramatsu, Y. Susuki, and A. Ishigame, An estimation of in-room temperature gradient using Koopman mode decomposition, SICE Annual Conference, pp.78-82, Nara, Japan, September 11-14, 2018.

  17. A. Mauroy and Y. Susuki, Introduction to the Koopman operator in systems and control, SICE Annual Conference, pp.78-82, Nara, Japan, September 11-14, 2018.

  18. C. Wada, S. Takayama, Y. Susuki, A. Ishigame, K. Deguchi, K. Konishi, and K. Tanaka, A multi-scale optimal supply planning in microgrid with imbalance specification, IFAC Symposium on Control of Power and Energy Systems (CPES 2018), Tokyo, Japan, September 3-5, 2018. [pdf:IFAC]

  19. M. Korda, Y. Susuki, and I. Mezic, Power grid transient stabilization using Koopman model predictive control, IFAC Symposium on Control of Power and Energy Systems (CPES 2018), Tokyo, Japan, September 3-5, 2018. [pdf:arXiv,IFAC]

  20. Y. Susuki and K. Sako, Data-based voltage analysis of power systems via delay embedding and extended dynamic mode decomposition, IFAC Symposium on Control of Power and Energy Systems (CPES 2018), Tokyo, Japan, September 3-5, 2018. [pdf:IFAC]

  21. Y. Susuki and A. Chakrabortty, Introduction to Koopman mode decomposition for data-based technology of power system nonlinear dynamics, IFAC Symposium on Control of Power and Energy Systems (CPES 2018), Tokyo, Japan, September 3-5, 2018. [pdf:IFAC]

  22. Y. Susuki, R. Hamasaki, and A. Ishigame, Estimation of power system inertia using nonlinear Koopman modes, IEEE Power & Energy Society General Meeting (PESGM 2018), Portland, Oregon, USA, August 5-10, 2018. [pdf:arXiv,IEEE] (Best Conference Papers on Power System Stability, Control, and Protection)

  23. Y. Susuki, F. Raak, H.G. Svendsen, and H.C. Bolstad, Assessing smoothing effects of wind power around Trondheim via Koopman mode decomposition, 15th Deep Sea Offshore Wind R&D Conference (EERA DeepWind’2018), Trondheim, Norway, January 17-19, 2018 for presentation; Journal of Physics: Conference Series, vol.1104, 012009, 2018. [pdf:IoP]

  24. S. Sugaya, Y. Susuki, A. Ishigame, A. Mammoli, and M. Martinez-Ramon, Modeling nonlinear dynamic system in RKHS through the Koopman operator, 2017 International Symposium on Nonlinear Theory and its Applications (NOLTA2017), pp.7-10, Cancun, Mexico, December 2017. [pdf:IEICE]

  25. S. Kimura, Y. Susuki, and A. Ishigame, A reactive BEMS for reliable power supply with SOFC hydrogen coproduction unit, 2017 IEEE 6th Global Conference on Consumer Electronics, (GCCE 2017), pp.799-803, Yokohama, Japan, October 24-27, 2017. [pdf:IEEE]

  26. Y. Susuki, N. Mizuta, A. Kawashima, Y. Ota, A. Ishigame, S. Inagaki, and T. Suzuki, A continuum approach to assessing the impact of spatio-temporal EV charging to distribution grids, IEEE 20th International Conference on Intelligent Transportation Systems (ITSC 2017), pp.2372-2377, Yokohama, Japan, October 16-19, 2017. [pdf:IEEE]

  27. Y. Susuki, T. Saito, H. Hoshino, and T. Hikihara, Synthesis and real-time simulation of reactive controller for hot-water supply in a safety-critical hospital environment, 2017 IEEE Conference on Control Technology and Applications (CCTA2017), pp.211-216, Kohala Coast, Hawaii, USA, August 27-30, 2017. [pdf:IEEE]

  28. N. Mizuta, Y. Susuki, Y. Ota, and A. Ishigame, An ODE-based design of spatial charging/discharging patterns of in-vehicle batteries for provision of ancillary service, 2017 IEEE Conference on Control Technology and Applications (CCTA2017), pp.193-198, Kohala Coast, Hawaii, USA, August 27-30, 2017. [pdf:IEEE]

  29. C. Kojima, Y. Susuki, and A. Chakrabortty, A data-driven construction of energy functions for power grid collective behavior via synchrophasors, SICE International Symposium on Control Systems 2017 (SICE ISCS2017), article no.2A2-4, Okayama, Japan, March 6-9, 2017.

  30. F. Raak, Y. Susuki, I. Mezic, and T. Hikihara, On Koopman and dynamic mode decompositions for application to dynamic data with low spatial dimension, 55th IEEE Conference on Decision and Control (CDC2016), pp.6485-6491, Las Vegas, USA, December 2016. [pdf:IEEE]

  31. H. Hoshino, Y. Susuki, and T. Hikihara, Basins of attraction of steady operating conditions in a two-site electricity and heat supply system, 2016 International Symposium on Nonlinear Theory and its Applications (NOLTA2016), pp.675-678, Yugawara, Japan, November 30, 2016. [pdf:IEICE]

  32. F. Raak, Y. Susuki, K. Tsuboki, M. Kato, and T. Hikihara, On smoothing effects of wind power via Koopman mode decomposition, 2016 International Symposium on Nonlinear Theory and its Applications (NOLTA2016), pp.366-369, Yugawara, Japan, November 29, 2016. [pdf:IEICE]

  33. Y. Kono, Y. Susuki, M. Hayashida, and T. Hikihara, Modeling of effective heat diffusion in a building atrium via Koopman mode decomposition, 2016 International Symposium on Nonlinear Theory and its Applications (NOLTA2016), pp.362-365, Yugawara, Japan, November 29, 2016. [pdf:IEICE]

  34. Y. Susuki, C. Kojima, and S. Hara, A hierarchical representation of power grid dynamics using singular perturbation, SICE International Symposium on Control Systems (SICE ISCS2015), 4A2-2, March 7-10, 2016.

  35. C. Kojima, Y. Susuki, K. Tsumura, and S. Hara, Hierarchical transient stability diagnosis for interconnected loop power grids, SICE International Symposium on Control Systems (SICE ISCS2015), 2A3-5, March 7-10, 2016.

  36. Y. Susuki and I. Mezic, A Prony approximation of Koopman mode decomposition, 54th IEEE Conference on Decision and Control (CDC2015), pp.7022-7027, Osaka, Japan, December 15-18, 2015. [pdf:IEEE]

  37. C. Kojima, Y. Susuki, K. Tsumura, and S. Hara, Decomposition of energy function and hierarchical transient stability diagnosis for power networks, 54th IEEE Conference on Decision and Control (CDC2015), pp.3266-3271, Osaka, Japan, December 15-18, 2015. [pdf:IEEE]

  38. H. Hoshino and Y. Susuki, Graph-based modeling and analysis of dynamic flows in steam supply networks, 54th IEEE Conference on Decision and Control (CDC2015), pp.1358-1363, Osaka, Japan, December 15-18, 2015. [pdf:IEEE]

  39. F. Raak, Y. Susuki, and T. Hikihara, Multi-way partitioning of power networks via Koopman mode analysis, 9th IFAC Symposium on Control of Power and Energy Systems (CPES2015), New Delhi, India, December 9-11, 2015. [pdf:KU,IFAC]

  40. F. Raak, Y. Susuki, R. Morita, T. Wada, K. Tsuboki, H. Uyeda, Y. Fujisaki, and T. Hikihara, Dynamic simulation of a wind farm incorporated with highly-resolved wind prediction data, 41st Annual Conference of the IEEE Industrial Electronics Society (IECON2015), pp.4406-4411, Yokohama, Japan, November 9-12, 2015. [pdf:IEEE]

  41. Y. Susuki, I. Mezic, H. Hoshino, and T. Hikihara, A unified definition of collective instabilities in coupled generator networks, 4th IFAC Conference on Analysis and Control of Chaotic Systems (CHAOS2015), pp.89-94, Tokyo, Japan, August 26-28, 2015. [pdf:IFAC]

  42. H. Hoshino, Y. Susuki, and T. Hikihara, A nonlinear dynamical model of electricity and heat supply system, 2014 International Symposium on Nonlinear Theory and its Applications (NOLTA2014), pp.482-485, Luzern, Switzerland, September 14-18, 2014. [pdf:IEICE]

  43. Y. Yamaguchi, Y. Susuki, and T. Hikihara, A practical demonstration of battery control for electric-power management of multiple homes, ISCIE/ASME 2014 International Symposium on Flexible Automation (ISFA2014), Awaji-Island, Japan, July 14-16, 2014.

  44. Y. Susuki, H. Hoshino, T. Hikihara, and I. Mezic, Nonlinear instability of a network of fixed-speed induction generators, 13th European Control Conference (ECC2014), pp.1313-1318, Strasbourg, France, June 24-27, 2014. [pdf:IEEE]

  45. F. Raak, Y. Susuki, T. Hikihara, H.R. Chamorro, and M. Ghandhari, Partitioning power grids via nonlinear Koopman mode analysis, 5th IEEE PES Conference on Innovative Smart Grid Technologies (ISGT2014), Washington, DC, USA, February 19-22, 2014. [pdf:IEEE]

  46. Y. Susuki, A numerical study on electroporation by amplitude-modulated electric field, 2013 International Symposium on Nonlinear Theory and its Applications (NOLTA2013), pp.479-482, Santa Fe, USA, September 2013.

  47. Y. Susuki, R. Kazaoka, and T. Hikihara, Physical architectures and mathematical models for electric-power management of multiple homes, 50th IEEE Conference on Decision and Control and European Control Conference (CDC-ECC11), pp. 7703-7710, Orlando, USA, December 12-15. 2011. [pdf:KU,IEEE]

  48. Y. Susuki and I. Mezic, Nonlinear Koopman mode analysis and power system swing stability, 2011 International Symposium on Nonlinear Theory and its Applications (NOLAT2011), pp. 124-127, Kobe, Japan September 4-7, 2011.

  49. Y. Susuki, I. Mezic, and T. Hikihara, Coherent swing instability of power systems and cascading failures, 2010 IEEE Power & Energy Society General Meeting (PESGM2010), Minneapolis, USA, July 25-29, 2010. [pdf:KU,IEEE]

  50. Y. Susuki and I. Mezic, Nonlinear Koopman modes of coupled swing dynamics and coherency identification, 2010 IEEE Power & Energy Society General Meeting (PESGM2010), Minneapolis, USA, July 25-29, 2010. [pdf:KU,IEEE] [pdf] This version of the paper slightly differs from the published version. Please see the Erratum section.

  51. Y. Susuki and I. Mezic, Ergodic partition of phase space in continuous dynamical systems, Joint 48th IEEE Conference on Decision and Control and 28th Chinese Control Conference (CDC/CCC2009), pp.7497-7502, Shanghai, China, December 16-18, 2009. [pdf:KU,IEEE]

  52. T. J. Koo, X. Qin, S. Yang, and Y. Susuki, Reachability computation for power system transient stability, 2009 International Symposium on Nonlinear Theory and its Applications (NOLTA2009), pp.552-555, Sapporo, Japan, October 18-21, 2009. [pdf:KU]

  53. Y. Susuki, I. Mezic, and T. Hikihara, Coherent dynamics and instability of power grids, 2009 International Symposium on Nonlinear Theory and its Applications (NOLTA2009), pp.540-543, Sapporo, Japan, October 18-21, 2009. [pdf:KU]

  54. Y. Susuki, I. Mezic, and T. Hikihara, Global swing instability in the New England power grid model, 2009 American Control Conference (ACC2009), pp.3446-3451, St. Louis, USA, June 10-12, 2009. [pdf:KU,IEEE]

  55. Y. Susuki, I. Mezic, and T. Hikihara, Global swing instability of multimachine power systems, 47th IEEE Conference on Decision and Control (CDC2008), pp.2487-2492, Cancun, Mexico, December 9-11, 2008. [pdf:KU,IEEE]

  56. Y. Susuki, T. Sakiyama, T. Ochi, T. Uemura, and T. Hikihara, Verifying fault release control of power system via hybrid system reachability, 40th North American Power Symposium (NAPS2008), Calgary, Canada, September 28-30, 2008. [pdf:KU,IEEE]

  57. Y. Susuki, Y. Takatsuji, and T. Hikihara, Hybrid dynamical system as model for cascading outage in a power system, 40th North American Power Symposium (NAPS2008), Calgary, Canada, September 28-30, 2008. [pdf:KU,IEEE]

  58. Y. Yokoi, Y. Susuki, and T. Hikihara, A dissipated power-based analysis of frequency entrainment described by van der Pol and PLL equations, 2007 International Symposium on Nonlinear Theory and its Applications (NOLTA2007), pp.317-320, Vancouver, Canada, September 16-19, 2007.

  59. Y. Susuki and T. Hikihara, Predicting voltage instability of power system via hybrid system reachability analysis, 2007 American Control Conference (ACC2007), pp.4166-4171, Marriott Marquis Hotel at Times Square, New York, USA, July 11-13, 2007. [pdf:KU,IEEE]

  60. Y. Susuki and Y. Ueda, Amplitude response curves of frequency-locked rotations, 2006 International Symposium on Nonlinear Theory and its Applications (NOLTA2006), pp.75-78, Bologna, Italy, September 11-14, 2006.

  61. Y. Susuki, T. Hikihara, and H. Ebina, Predicting instability of power systems based on hybrid system reachability analysis, 2006 International Symposium on Nonlinear Theory and its Applications (NOLTA2006), pp.647-650, Bologna, Italy, September 11-14, 2006.

  62. Y. Susuki, H. Ebina, and T. Hikihara, Predicting transient instability of power systems based on hybrid system reachability analysis, IFAC Symposium on Power Plants and Power Systems Control, Delta Lodge at Kananaskis, Canada, June 25-28, 2006. [pdf:KU]

  63. Y. Susuki, H. Ebina, and T. Hikihara, Application of hybrid system theory to power system stability analysis, 2005 International Symposium on Nonlinear Theory and its Applications (NOLTA2005), pp.202-205, SEC@BRUGES, Belgium, October 18-21, 2005. [pdf:KU]

  64. Y. Susuki, Y. Takama, T. Funaki, and T. Hikihara, Evaluating performance of hybrid-type power system simulator based on transient stability analysis: A dynamical system approach, 2005 IEEE International Symposium on Circuits and Systems (ISCAS2005), pp.3894-3897, International Conference Center Kobe, Japan, May 23-26, 2005. [pdf:IEEE]

  65. Y. Susuki, T. Hikihara, and H.-D. Chiang, Transient stability and discontinuous solution in electric power system with dc transmission: A study with DAE system, 2004 International Symposium on Nonlinear Theory and its Applications (NOLTA2004), pp.423-426, ACROS Fukuoka, Japan, November 29-December 3, 2004.

  66. Y. Susuki and T. Hikihara, Stability boundaries analysis of non-autonomous systems with resonant solutions based on subharmonic Melnikov functions, 2004 American Control Conference (ACC2004), pp.1743-1748, Boston Sheraton Hotel, United States, June 30-July 2, 2004. [pdf:KU,IEEE]

  67. Y. Susuki and T. Hikihara, Swing phenomena and global structures of solution space in an electric power system with dc transmission, Ninth workshop on Nonlinear Dynamics of Electronic Systems, pp.133-136, Delft University of Technology, The Netherlands, June 21-23, 2001.

Preprints

  • A. Masuda, Y. Susuki, M. Martinez-Ramon, A. Mammoli, and A. Ishigame, Application of Gaussian process regression to Koopman mode decomposition for noisy dynamic data. [pdf:arXiv]

  • Y. Susuki, K. Sako, and T. Hikihara, On the spectral equivalence of Koopman operators through delay embedding. [pdf:arXiv]

International Conference Presentations

  1. N. Katayama and Y. Susuki, On properties of Koopman eigenfunctions for a planar singularly-perturbed dynamical system, 10th International Congress on Industrial and Applied Mathematics (ICIAM2023), Tokyo, Japan, August 20-25, 2023.

  2. Y. Susuki, Koopman operator techniques applied to data analytics in transmission systems, in Panel Session “Application of Big Data and AI/ML in Monitoring, Operations, Planning, and Protection,” IEEE Power & Energy Society General Meeting, Orland, USA, July 16-20, 2023 (invited). [slides]

  3. Y. Susuki, Koopman-model predictive control with signal temporal logic specifications: Formulation and case study, SIAM Conference on Applications of Dynamical Systems (SIAM DS23), May 14-18, 2023 (invited).

  4. M. Netto, Y. Susuki, V. Krishnan, and Y.-C. Zhang, On analytical construction of observable functions in extended dynamic mode decomposition for nonlinear estimation and prediction, 2022 International Symposium on Nonlinear Theory and its Applications (NOLTA 2022), virtual, December 12-15, 2022.

  5. K. Takamichi, Y. Susuki, M. Netto, and A. Ishigame, An application of Koopman operator-based participation factors to a planar self-oscillatory system, 2022 International Symposium on Nonlinear Theory and its Applications (NOLTA 2022), virtual, December 12-15, 2022.

  6. Y. Susuki, An application of frequency-domain Prony method to Koopman mode decomposition, 2022 International Symposium on Nonlinear Theory and its Applications (NOLTA 2022), virtual, December 12-15, 2022.

  7. K. Takamichi, Y. Susuki, and A. Ishigame, A mode-in-state contribution factor based on Koopman mode decomposition and its application to power system analysis, 2021 Nonlinear Science Workshop (NLSW2021), virtual, December 6-8, 2021.

  8. Y. Susuki, Koopman operator in systems and control: Applications, Part 1 and 2, in Tutorial Workshop on The Koopman Operator in Systems and Control: Concepts, Methodologies, and Applications, Third IFAC Conference on Modeling, Identification and Control of Nonlinear Systems (MICNON 2021), virtual, September 15-17, 2021.

  9. Y. Susuki, S, Yoshizawa, K. Sakai, and Y. Ota, Energy aspect and demonstration, in Pre-Conference Workshop on Sharing Systems for Energy and Mobility: Overview and Emergent Topics, SICE Annual Conference (SICE2021), virtual, September 7, 2021.

  10. M. Netto, Y. Susuki, V. Krishnan, and Y. Zhang, On analytical construction of observable functions in extended dynamic mode decomposition for nonlinear estimation and prediction, American Control Conference (ACC2021), virtual, May 25-28, 2020.

  11. M. Netto, Y. Susuki, V. Krishnan, and Y.-C. Zhang, On analytical construction of observable functions in extended dynamic mode decomposition for nonlinear estimation and prediction, SIAM Conference on Applications of Dynamical Systems (SIAM DS21), virtual, May 23-27, 2021 (invited).

  12. Y. Susuki, A. Mauroy, and I. Mezic, Koopman resolvent for nonlinear dynamical systems: Theory and computation, SIAM Conference on Applications of Dynamical Systems (SIAM DS21), virtual, May 23-27, 2021 (invited). [movie:YouTube]

  13. Y. Susuki, Koopman operator techniques in data-driven power systems technology, IEEE Sustainable Power & Energy Conference (iSPERC2020), Chengdu, China (hybrid format with virtual), November 23-25, 2020 (invited).

  14. Y. Susuki, Design of cooperative management system for EV-sharing and electric-power distribution, JST-NSF-RCN Workshop on Distributed Energy Management Systems, Tokyo, Japan, June 20-21, 2019.

  15. Y. Susuki, I. Mezic, and A. Mauroy, Expansion formula of the resolvents of Koopman operators: towards applications in analysis and synthesis of nonlinear dynamical systems, SIAM Conference on Applications of Dynamical Systems (SIAM DS19), Snowbird, Utah, United States, May 19-23, 2019 (invited).

  16. M. Netto, Y. Susuki, and L. Mili, Data-driven participation factors for nonlinear systems based on Koopman mode decomposition, SIAM Conference on Applications of Dynamical Systems (SIAM DS19), Snowbird, Utah, United States, May 19-23, 2019 (invited).

  17. M. Martinez-Ramon, Y. Susuki, A. Masuda, S. Sugaya, A. Mammoli, and A. Ishigame, Gaussian process for Koopman spectral analysis with application to smart grids, SIAM Conference on Applications of Dynamical Systems (SIAM DS19), Snowbird, Utah, United States, May 19-23, 2019 (invited).

  18. D. Taguchi, Y. Susuki, and A. Ishigame, A multinomial logit model of the choice of heating appliances by residents, 50th ISCIE International Symposium on Stochastic Systems Theory and Its Applications (SSS’18), November 1-2, 2018.

  19. Y. Susuki, Koopman operator techniques in data-driven energy systems technology, INFORMS International Conference, Taipei, Taiwan, June 17-20, 2018.

  20. Y. Susuki, Data-driven Koopman spectral analysis in power and energy systems, 8th Workshop on Set Oriented Numerics (SON), Santa Barbara, California, United States, September 12-15, 2017 (invited keynote speaker). [http]

  21. Y. Susuki, Impact of spatio-temporal EV chargingdischarging to distribution grids: Analysis and design, JST-NSF-RCN Workshop on Distributed Energy Management Systems/, Tokyo, Japan, June 13-14, 2017.

  22. A. Chakraborrty and Y. Susuki, A data-driven distributed algorithm for nonlinear Koopman mode estimation in power systems, SIAM Conference on Applications of Dynamical Systems (SIAM DS17), Snowbird, Utah, United States, May 21-25, 2017 (invited).

  23. Y. Susuki, K. Sako, F. Raak, and T. Hikihara, Assessment of voltage collapse phenomena in power grids based on continuous spectrum of the Koopman operator, SIAM Conference on Applications of Dynamical Systems (SIAM DS17), Snowbird, Utah, United States, May 21-25, 2017 (invited).

  24. F. Raak, Y. Susuki, I. Mezic, and T. Hikihara, Comparison of dynamic mode decomposition, Koopman mode decomposition, and vector Prony analysis, SIAM Conference on Applications of Dynamical Systems (SIAM DS17), Snowbird, Utah, United States, May 21-25, 2017 (invited).

  25. C. Kojima, Y. Susuki, and A. Chakrabortty, A data-driven construction of energy functions for power grid collective behavior via synchrophasors, SICE International Symposium on Control Systems 2017 (ISCS2017), Okayama, Japan, March 6-9, 2017.

  26. Y. Susuki and I. Mezic, Koopman operator theory for nonlinear dynamical systems: An introduction with engineering applications, 2016 International Symposium on Nonlinear Theory and its Applications (NOLTA2016), Yugawara, Japan, November 29, 2016.

  27. F. Raak, Y. Susuki, K. Tsuboki, M. Kato, S. Eguchi, and T. Hikihara, Wind power simulation and analysis incorporating highly-resolved weather prediction and measurement data of Japan, The 15th World Wind Energy Conference and Exhibition (WWEC2016), Tokyo, Japan, November 1, 2016. (Best Poster Award)

  28. Y. Susuki, A platform for interdisciplinary collaboration on large integration of offshore wind-farms in Japan: From my experience in JST-CREST project, Japan-Norway Energy Science Week 2015, Tokyo Plaza Heisei, May 28, 2015 (invited). [presentation material:norcowe]

  29. H. Hoshino and Y. Susuki, A dynamical analysis of steam supply network based on invariant manifolds, SIAM Conference on Applications of Dynamical Systems (DS15), Snowbird, USA, May 17-21, 2015.

  30. Y. Susuki, Koopman operator techniques in power grid analysis, SIAM Conference on Applications of Dynamical Systems (SIAM DS15), Snowbird, USA, May 17-21, 2015 (invited).

  31. Y. Susuki, Data-driven analysis of power system dynamic performances via Koopman mode decomposition, 2015 JST-NSF-DFG-RCN Workshop on Distributed Energy Management Systems, Arlington, USA, April 21-23, 2015 (invited).

  32. Y. Susuki, Applied nonlinear dynamics in energy systems technology, International Symposium on Photonics and Electronics Science and Engineering 2015, Kyoto, Japan, March 9, 2015 (invited).

  33. J.C. Wells, T.N.M. Phan, L.V. Nguyen, Y. Susuki, J.S. Bonner, M.S. Islam, and W.D. Kirkey, Modal analysis of near-bank velocity profiles in a tidal river, Japan Geoscience Union Meeting 2014, Yokohama, Japan, April 28-May 2, 2014.

  34. Y. Susuki, Applied nonlinear dynamics in energy systems technology, RIMS Workshop /6th CREST-SBM International Conference on New Directions in Applied Dynamical Systems, Kyoto, Japan, March 11, 2014 (invited).

  35. T.N. Phan, L.V. Nguyen, J.C. Wells, Y. Susuki, and J.S. Bonner, PCA and Koopman mode decompositions of HADCP profiles in estuary flow, 2014 Ocean Sciences Meeting, Honolulu, USA, February 26, 2014.

  36. Y. Susuki, Analysis of multi-scale multi-energy Systems, 52nd IEEE Conference on Decision and Control (CDC2013), Workshop on Cooperative Distributed Control for Energy Management Systems: New Frameworks and Research Directions, December 9, 2013 (invited).

  37. Y. Susuki, Analysis of multi-scale power grids, SICE Annual Conference 2013 (SICE2013), Tutorial lecture on Smart Grid and Energy Saving Technology, September 14, 2013 (invited). [http]

  38. Y. Susuki and I. Mezic, Detecting unstable Koopman modes from power grid disturbance data, SIAM Conference on Applications of Dynamical Systems (SIAM DS13), Snowbird, USA, May 19-23 (2013) (invited).

  39. Y. Susuki, Dynamical systems methods for electric power transmission: New phenomenology and future smart design, IUTAM Symposium on 50 Years of Chaos: Applied and Theoretical, Kyoto, Japan, November-December 2011 (invited). [pdf:Elsevier]

  40. Y. Susuki, A theory of ergodic partition in continuous-time dynamical systems with applications to power system analysis, SIAM Conference on Applications of Dynamical Systems (SIAM DS11), Snowbird, USA, May 22-26, 2011 (invited).

  41. Y. Susuki, Dynamical systems approach to analysis of power networks, 2010 International Workshop on Smart Energy Management (IWSEM2010), Kyoto, Japan, March 2010 (invited).

  42. Y. Susuki, I. Mezic, and T. Hikihara, Modeling and control of cascading dynamics in power grids, SIAM Conference on Applications of Dynamical Systems (SIAM DS09), Snowbird, USA, May 17-21, 2009 (invited).

  43. Y. Yokoi, Y. Susuki, and T. Hikihara, A power-based study on frequency entrainment in phase-locked loop equation system, Dynamics Days Asia Pacific 5 (DDAP5), Nara, Japan, September 9-12, 2008.

  44. Y. Yokoi, Y. Susuki, and T. Hikihara, Energy-based analysis of mutual entrainment in vibro-exciters on oscillatory base, 8th World Congress on Computational Mechanics and 5th European Congress on Computational Methods in Applied Sciences and Engineering (WCCM8 & ECCOMAS 2008), Venice, Italy, June 30-July 5, 2008.

  45. Y. Susuki, I. Mezic, and T. Hikihara, Global instabilities of power grid coupled pendula-like models, SIAM Conference on Applications of Dynamical Systems (SIAM DS07), Snowbird, USA, May 28-June 1, 2007 (invited).

  46. Y. Susuki and T. Hikihara, Application of hybrid system theory to power system voltage stability analysis, 9th International Workshop on Hybrid Systems: Computation and Control (HSCC2006), Santa Barbara, USA, March 29-31, 2006.

Talks (in English)

  1. Koopman-model predictive control with signal temporal logic specifications: Formulation and case study, Pacific Northwest National Laboratory, Seminar, May 11, 2023.

  2. Koopman resolvent for nonlinear dynamical systems: Theory and computation, RIMS Workshop 'Mathematical methods for the studies of flow, shape, and dynamics’, August 31, 2021. [http]

  3. Koopman operator techniques in data-driven power systems technology, National Renewable Energy Laboratory, Seminar, January 6, 2020.

  4. Koopman resolvent and Laplace-domain analysis of nonlinear autonomous dynamical systems, The University of Namur, naXys Seminar, December 5, 2019.

  5. Expansion formulae of the resolvent of Koopman operator for Laplace-domain representation of nonlinear dynamics, Workshop on Data Analysis and Machine Learning in Dynamical Systems, The University of Tokyo, May 27, 2019.

  6. Impact of EV charging to distribution grid: Analysis and control, Workshop on Integrated Design of Energy Management System and Vehicle System, SICE Annual Conference, Nara Kasugano International Forum, September 11, 2018.

  7. Koopman operator techniques in data-driven power systems technology, Rensselaer Polytechnic Institute, CURRENT Seminar, July 6, 2018.

  8. Koopman operator techniques in data-driven power systems technology, University of Vermont, IGERT Seminar, July 5, 2018.

  9. Data-driven analysis of power System dynamic performances based on nonlinear Koopman modes, ETH Zurich, Automatic Control Seminar, September 16, 2014.

  10. Design and control of electric power systems with multiple homes, National Taiwan University, Seminar, March 24, 2014.

  11. Dynamical systems approach to the analysis and design of power grids, Chinese Academy of Sciences, Shenzhen Institutes of Advanced Technology, Seminar, November 26, 2012.

  12. Application of hybrid systems theory to power network analysis, The University of British Columbia, Seminar, September 17, 2007.

  13. Princeton University, Dynamics Seminar (non official), December 13, 2002.

Organizers

  1. Co-Chair of Forum, 'State-of-the-art technology and future vision for environment, energy, and power systems,’ IFAC World Congress (with Industry Subgroup on Power, Energy and Environmental Systems) (2023).

  2. Organizer of Minisymposium, ‘Koopman operators in Dynamical Systems: Theory and Applications,’ SIAM Conference on Applications of Dynamical Systems (with Allan Avila) (2023).

  3. General Secretary, 2022 International Symposium on Nonlinear Theory and Its Applications, Opatija, Croatia (December 2022). [http]

  4. Organizer of Digital Workshop on Analysis and Operation of Future Hybrid AC/DC Transmission Systems (in Eig-Concert Japan MODULATOR Project) (2021). [http]

  5. Organizer of Pre-Conference Tutorial Workshop, ‘The Koopman operator in systems and control: Concepts, methodologies, and applications,’ Third IFAC Conference on Modeling, Identification and Control of Nonlinear Systems (with Alexandre Mauroy and Igor Mezic) (2021).

  6. Organizer of Workshop, ‘Sharing systems for energy and mobility: Overview and emergent topics,’ SICE Annual Conference 2021 (with Yutaka Ota) (2021).

  7. Organizer of Minisymposium, ‘Koopman operator in dynamical systems: Applications,’ SIAM Conference on Applications of Dynamical Systems (with Enoch Yeung) (2021).

  8. Organizer of Minisymposium, ‘Applications of Koopman operator theory in dynamical systems: From fluids, through machine learning to energy,’ SIAM Conference on Applications of Dynamical Systems (with Igor Mezic and Steven L. Brunton) (2019).

  9. Organizer of Invited Session, ‘Koopman operator techniques in nonlinear control theory,’ 57th IEEE Conference on Decision and Control (with Alexandre Mauroy, Milan Korda, and Igor Mezic) (2018).

  10. Organizer of Invited Session, ‘The Koopman operator in systems theory and its applications,’ SICE Annual Conference (2018).

  11. Organizer of Invited Session, ‘Data-centric methods for power system monitoring and control,’ IFAC Symposium on Control of Power and Energy Systems (with Aranya Chakrabortty) (2018).

  12. Organizer of Special Session, ‘Theory and learning applications of Koopman operator formalism,’ 2017 International Symposium on Nonlinear Theory and its Applications (with Igor Mezic) (2017).

  13. Organizer of Minisymposium, ‘Advanced data-driven techniques and numerical methods in Koopman operator theory,’ SIAM Conference on Applications of Dynamical Systems (with Alexandre Mauroy) (2017).

  14. Organizer of Invited Session, ‘Koopman operator techniques for decision and control,’ 55th IEEE Conference on Decision and Control (with Alexandre Mauroy and Igor Mezic) (2016).

  15. Organizer of Special Session, ‘Koopman operator techniques for nonlinear dynamical systems,’ 2016 International Symposium on Nonlinear Theory and its Applications (with Igor Mezic) (2016).

  16. Organizer of Invited Session, ‘Operator-theoretic approach to analysis of nonlinear systems: Koopman and Perron-Frobenius operators,’ 54th IEEE Conference on Decision and Control, Osaka, Japan, December (with Alexandre Mauroy and Igor Mezic) (2015).

  17. Organizer of Minisymposium, ‘Koopman operator techniques in dynamical systems: Theory and practice,’ SIAM Conference on Applications of Dynamical Systems (with Igor Mezic) (2015).

  18. Organizer of Special Session, ‘Nonlinear analysis and control for future energy management systems,’ International Symposium on Nonlinear Theory and its Applications (with Hideyuki Suzuki and Toru Namerikawa) (2013).

  19. General Secretary, 2013 International Symposium on Nonlinear Theory and Its Applicartions, Santa Fe, USA (2013).

  20. Organizer of Minisymposium, ‘Koopman operator methods in dynamical systems,’ SIAM Conference on Applications of Dynamical Systems (with Igor Mezic) (2013).

  21. Organizer of Special Session, ‘Nonlinear analysis and control of electric power systems,’ International Symposium on Nonlinear Theory and its Applications (with Toru Namerikawa and T. John Koo) (2011).

  22. Organizer of Special Session, ‘Dynamical systems method for electrical energy infrastructure,’ International Symposium on Nonlinear Theory and its Applications (with Igor Mezic and Takashi Hikihara) (2009).

  23. Organizer of Minisymposium, ‘Cascading dynamics and control in interconnected systems,’ SIAM Conference on Applications of Dynamical Systems (with Yueheng Lan) (2009).