Publications

Journals

1. L. A. Mora, Y. Le Gorrec and H. Ramirez. Energy-shaping and entropy-assignment boundary control of the heat equation. Systems & Control Letters, 2024 (accepted)

2. N. Liu, Y. Wu, Y. Le Gorrec, L. Lefèvre, H. Ramirez. Reduced order in domain control of distributed parameter port-Hamiltonian systems via energy shaping, Automatica, Volume 161, 2024, 111500.

3. J. P. Toledo, H. Ramirez, Y. Wu and Y. Le Gorrec, "Linear Matrix Inequality Design of Exponentially Stabilizing Observer-Based State Feedback Port-Hamiltonian Controllers," in IEEE Transactions on Automatic Control, vol. 68, no. 10, pp. 6184-6191, Oct. 2023.

4. J. -P. Toledo-Zucco, Y. Wu, H. Ramirez and Y. Le Gorrec, "Infinite-Dimensional Observers for High-Order Boundary-Controlled Port-Hamiltonian Systems," in IEEE Control Systems Letters, vol. 7, pp. 1676-1681, 2023,

5. H. Ramirez, "Hector Ramirez [People in Control]," in IEEE Control Systems Magazine, vol. 43, no. 3, pp. 25-27, June 2023.

6. H. Ramirez and Y. Le Gorrec. An Overview on Irreversible Port-Hamiltonian Systems. Entropy 2022, 24, 1478.

7. A. Macchelli, Y. Le Gorrec and H. Ramirez, "Stabilization of Unstable Distributed Port-Hamiltonian Systems in Scattering Form," in IEEE Control Systems Letters, vol. 6, pp. 3116-3121, 2022.

8. W. Zhou, N. Liu, Y. Wu, H. Ramirez and Y. Le Gorrec, "Energy-Based Modeling and Hamiltonian LQG Control of a Flexible Beam Actuated by IPMC Actuators," in IEEE Access, vol. 10, pp. 12153-12163, 2022.

9. H. Ramirez, Y. Le Gorrec and B. Maschke. Boundary controlled irreversible port-Hamiltonian systems. Chemical Engineering Science, Volume 248, Part A, 2022, Pages 117107.

10. L. Paunonen, Y. Le Gorrec and H. Ramírez, "A Lyapunov Approach to Robust Regulation of Distributed Port–Hamiltonian Systems," in IEEE Transactions on Automatic Control, vol. 66, no. 12, pp. 6041-6048, Dec. 2021.

11. L. Mora, Y. Le Gorrec, D. Matignon, H. Ramirez, and J. I. Yuz , "On port-Hamiltonian formulations of 3-dimensional compressible Newtonian fluids", Physics of Fluids 33, 117117 (2021).

12. L. A. Mora, H. Ramirez, J. I. Yuz, Y. Le Gorrec and M. Zañartu. Energy-based fluid–structure model of the vocal folds, IMA Journal of Mathematical Control and Information, Volume 38, Issue 2, June 2021, Pages 466–492.

13. N. Liu, Y. Wu, Y. Le Gorrec, H. Ramirez and L. Lefèvre. Structure-preserving discretization and control of a two-dimensional vibro-acoustic tube, IMA Journal of Mathematical Control and Information, Volume 38, Issue 2, June 2021, Pages 417–439.

14. N. Cisneros, A. J. Rojas and H. Ramirez. Port-Hamiltonian Modeling and Control of a Micro-Channel Experimental Plant.  IEEE Access, vol. 8, pp. 176935-176946, 2020.

15. J. Toledo, Y. Wu, H. Ramirez and Y. Le Gorrec. Observer-based boundary control of distributed port-Hamiltonian systems, Automatica, Volume 120, 2020.

16. A. Mattioni, Y. Wu, H. Ramirez, Y. Le Gorrec and A. Macchelli. Modelling and control of an IPMC actuated flexible structure: A lumped port Hamiltonian approach. Control Engineering Practice, Volume 101, 2020.

17. A. Macchelli, Y. Le Gorrec and H. Ramírez, Exponential Stabilization of Port-Hamiltonian Boundary Control Systems via Energy Shaping, Automatic Control, IEEE Transactions on, vol. 65, no. 10, pp. 4440-4447, Oct. 2020.

18. L. Mora, Y. Le Gorrec, H. Ramirez and J. Yuz. Fluid-Structure Port-Hamiltonian Model for Incompressible Flows in Pipes with Time Varying Geometries. Mathematical and Computer Modelling of Dynamical Systems. Volume 26, 2020 - Issue 5, Pages 409-433.

19. V. Trenchant, H. Ramirez, Y. Le Gorrec and P. Kotyczka. Finite differences on staggered grids preserving the port-Hamiltonian structure with application to an acoustic duct. Journal Of Computational Physics. Volume 373, 2018, Pages 673-697. 

20. H. Ramirez, H. Zwart and Y. Le Gorrec. Stabilization of infinite dimensional port-Hamiltonian systems by nonlinear dynamic boundary control, Automatica, Volume 85, 2017, Pages 61-69.

21. A. Macchelli, Y. Le Gorrec, H. Ramirez, and H. Zwart. On the synthesis of boundary control laws for distributed port Hamiltonian systems. Automatic Control, IEEE Transactions on, vol. 62, no. 4, pp. 1700-1713, April 2017.

22. H. Ramirez, B. Maschke and D. Sbarbaro. Partial stabilization of input-output contact systems on a Legendre submanifold. Automatic Control, IEEE Transactions on, vol. 62, no. 3, pp. 1431-1437, March 2017.

23. A. Macchelli, Y. Le Gorrec and H. Ramirez. Boundary energy-shaping control of an isothermal tubular reactor, Mathematical and Computer Modelling of Dynamical Systems, 2017, vol 23 (1), pages 77-88.

24. H. Ramirez, Y. Le Gorrec, B. Maschke and F. Couenne. On the passivity based control of irreversible processes: a port-Hamiltonian approach. Automatica, 2016. Volume 64, pages 105-111.

25. H. Ramirez, Y. Le Gorrec, A. Macchelli and H. Zwart, Exponential stabilization of boundary controlled port-Hamiltonian systems with dynamic feedback. Automatic Control, IEEE Transactions on, vol. 59, no. 10, pp. 2849-2855, Oct. 2014.

26. H. Ramirez, B. Maschke and D. Sbarbaro, Modelling and control of multi-energy systems: an irreversible port-Hamiltonian approach. European Journal of Control 19 (2013), pp. 513-520.

27. H. Ramirez, B. Maschke and D. Sbarbaro, Feedback equivalence of input–output contact systems, Systems & Control Letters, Volume 62, Issue 6, June 2013, Pages 475-481.

28. H. Ramirez, B. Maschke and D. Sbarbaro, Irreversible port-Hamiltonian systems: A general formulation of irreversible processes with application to the CSTR, Chemical Engineering Science, Volume 89, 15 February 2013, Pages 223-234.

29. C. Batlle, R. Ortega, D. Sbarbaro, and H. Ramirez. “Corrigendum to On the control of non-linear processes: An IDA-PBC approach (H. Ramirez et al., Journal of Process Control 19 (1) (2009) 405–414)”. In: Journal of Process Control 20.1 (2010), pp. 121 –122.

30. H. Ramirez, D. Sbarbaro, and R. Ortega. On the control of non-linear processes: An IDA-PBC approach. Journal of Process Control, 19:405-414, 2009.

Book chapters

1. Y. Le Gorrec, H. Ramirez, Y. Wu, N. Liu, A. Macchelli. Energy Shaping Control of 1D Distributed Parameter Systems. In: Auriol, J., Deutscher, J., Mazanti, G., Valmorbida, G. (eds) Advances in Distributed Parameter Systems. Advances in Delays and Dynamics, vol 14. Springer, Cham. (2022).

2. Macchelli, A., Gorrec, Y.L., Ramirez, H., Zwart, H., Califano, F. (2021). Control Design for Linear Port-Hamiltonian Boundary Control Systems: An Overview. In: Sklyar, G., Zuyev, A. (eds) Stabilization of Distributed Parameter Systems: Design Methods and Applications. SEMA SIMAI Springer Series(), vol 2. Springer, Cham.

3. N.R. Calchand, A. Hubert, Y. Le Gorrec and H. Ramirez. "Approches énergétiques structurées pour la modélisation des structures flexibles", Chapter 4 in "Robotique flexible: Manipulation multi-échelle", Traité IC2, série Systèmes automatisés. Editors: M. Grossard, S. Régnier, and N. Chaillet, Publisher: Hermes Science, France, 2013. (in french)

4. N.R. Calchand, A. Hubert, Y. Le Gorrec and H. Ramirez. "Structured Energy Approach for the Modeling of Flexible Structures", Chapter 3 in "Flexible Robotics: Applications to Multiscale Manipulations". Editors: M. Grossard, S. Régnier, and N. Chaillet, Publisher: John Wiley & Sons, Inc. Great Britain, 2013. 

Conferences 

1. C. Ponce, Y. Wu, Y. Le Gorrec and H. Ramirez. Port-Hamiltonian modeling of a geometrically nonlinear hyperelastic beam. 8th IFAC Workshop on Lagrangian and HamiltonianMethods for Nonlinear Control (LHMNC) 2024 June 10-12, 2024. Besançon, France.

2. C. Ponce, H. Ramirez, Y. Le Gorrec. Shape control design of linear port-Hamiltonian systems with in-domain pointwise inputs. The 22nd IFAC World Congress, Yokohama, JAPAN, 9 July – 14 July 2023.

3. L. A. Mora, Y. Le Gorrec, D. Matignon, H. Ramirez. Irreversible port-Hamiltonian modelling of 3D compressible fluids. The 22nd IFAC World Congress, Yokohama, JAPAN, 9 July – 14 July 2023.

4. F. Sanhueza, F. J. Vargas, H. Ramirez, A. A. Peters. Port Hamiltonian based model for platooning applications including air drag effects. The 22nd IFAC World Congress, Yokohama, JAPAN, 9 July – 14 July 2023.

5. H. Ramirez, Y. Le Gorrec. On the interconnection of irreversible port-Hamiltonian systems. The 12th IFAC Symposium on Nonlinear Control Systems (NOLCOS 2022) 4-6 January, 2023, Canberra, Australia.

6. A. Macchelli, Y. Le Gorrec and H. Ramirez. Stabilization of Unstable Distributed Port-Hamiltonian Systems in Scattering Form. The 61st IEEE Conference on Decision and Control (CDC 2022), Cancun, Mexico, December 6-9, 2022.

7. Y. Le Gorrec,  L. A. Mora, H. Ramirez. Energy shaping, Interconnection and entropy assignment of boundary controlled irreversible port-Hamiltonioan systems: the heat equation (extended abstract). The 25th International Symposium on Mathematical Theory of Networks and Systems (MTNS 2022) 12-16 September 2022, Bayreuth, Germany.

8. C. Ponce, H. Ramirez, Y. Le Gorrec, F. J. Vargas. A comparative study of reduced model based boundary control design for linear port Hamiltonian systems. The 4th IFAC Workshop on Control of Systems Governed by Partial Differential Equations (CPDE 2022) September 7-9, 2022, Kiel, Germany 

9. J. Toledo, Y. Wu, H. Ramirez, Y. Le Gorrec. Observer Design for 1-D Boundary Controlled Port-Hamiltonian Systems with Different Boundary Measurements. The 4th IFAC Workshop on Control of Systems Governed by Partial Differential Equations (CPDE 2022) September 7-9, 2022, Kiel, Germany 

10. Y. Le Gorrec, L. A. Mora, H. Ramirez. Boundary control of infinite dimensional irreversible port-Hamiltonian systems: the heat equation (Discussion paper).  The 10th Vienna International Conference on Mathematical Modelling, July 27-29, 2022, Vienna, Austria.

11. L. Mora, Y. Le Gorrec, H. Ramirez. Available energy-based interconnection and entropy assignment (ABI-EA) boundary control of the heat equation: an Irreversible Port Hamiltonian approach. The 2022 American Control Conference, June 8-10, 2022, Atlanta, USA.

12. L. A. Mora, Y. Le Gorrec, H. Ramirez, B. Maschke. Irreversible port-Hamiltonian modelling of 1D compressible fluids. The 7th IFAC Workshop on Lagrangian and Hamiltonian Methods for Nonlinear Control - LHMNC 2021. October 11-13, 2021. Berlin Germany.

13. J. Caballeria, H. Ramirez and Y. Le Gorrec. An irreversible port-Hamiltonian model for a class of piezoelectric actuators. The third IFAC Conference on Modelling, Identification and Control of Nonlinear Systems (MICNON), Tokyo, Japan, September 15-17, 2021.

14. L. A. Mora, Y. Le Gorrec, H. Ramirez, J. I. Yuz, B. Maschke. Dissipative port-Hamiltonian Formulation of Maxwell Viscoelastic Fluids. Third IFAC Conference on Modelling, Identification and Control of Nonlinear Systems (MICNON), Tokyo, Japan, September 15-17, 2021.

15. N. Liu, Y. Wu, Y. Le Gorrec, L. Lefèvre, H. Ramirez, “In domain energy shaping control of distributed parameter port-Hamiltonian systems”, SIAM Conference on Control and Its Applications, CT21, July 19-21, 2021, Spokane, Washington, USA

16. J. G. Fontanet, J. I. Yuz, J. Torres, M. Gordon, H. Ramírez. Port-Hamiltonian modeling of the vocal folds using bond-graph representation. The joint IEEE IFAC International Conference on Automation and XXIV Congreso de la Asociación Chilena de Control Automático  online Conference (IEEE ICA-ACCA 2021).  Chile, March 22-26, 2021. 

17. N. Cisneros, A. Rojas, H. Ramirez. Port-Hamiltonian System Model Identification of a Micro-Channel. The 21st IFAC World Congress, Berlin, Germany, July 12-17, 2020.

18. L. A. Mora, Y. Le Gorrec, D. Matignon, H.Ramirez, J. I. Yuz. About dissipative and pseudo Port-Hamiltonian Formulations of irreversible Newtonian Compressible Flows. The 21st IFAC World Congress, Berlin, Germany, July 12-17, 2020.

19. A. Macchelli, Y. Le Gorrec, Y. Wu, H. Ramirez. Energy-based Control of a Wave Equation with Boundary Anti-damping. The 21st IFAC World Congress, Berlin, Germany, July 12-17, 2020.

20. J. Toledo, H. Ramirez, Y. Wu, Y. Le Gorrec. Passive observers for distributed port-Hamiltonian systems. The 21st IFAC World Congress, Berlin, Germany, July 12-17, 2020. 

21. I. Villalobos, H. Ramirez, Y. Le Gorrec. Energy shaping plus Damping injection of Irreversible Port Hamiltonian Systems. The 21st IFAC World Congress, Berlin, Germany, July 12-17, 2020.

22. J. Caballeria, F. J. Vargas, H. Ramirez, Y. Wu, Y. Le Gorrec. On Linear Quadratic Regulation of Linear Port-Hamiltonian Systems. The 21st IFAC World Congress, Berlin, Germany, July 12-17, 2020.

23. N. Cisneros, A. Rojas, H. Ramirez. Port Hamiltonian modeling and control of a micro-channel. The 2019 Australian and New Zealand Control Conference (ANZCC 2019). Auckland, New Zealand. 27-29 November 2019.

24. H. Ramirez, D. Sbarbaro and Y. Le Gorrec. Irreversible Port-Hamiltonian Formulation of some Non-isothermal Electrochemical Processes. The 3rd IFAC Workshop on Thermodynamic Foundations of Mathematical Systems Theory (TFMST 2019), Louvain-la-Neuve, Belgium, July 3-5, 2019.

25. Y. Wu, H. Ramirez and Y. Le Gorrec. LQG control for flexible micro-grippers with additional integral action. The 38th Chinese Control Conference (CCC2019), Guangzhou, China, July 27-30, 2019.

26. L. Mora, H. Ramirez, J. Yuz, Y. Le Gorrec. A Scalable port-Hamiltonian Model for Incompressible Fluids in Irregular Geometries. 3rd IFAC Workshop on Control of Systems Governed by Partial Differential Equation, XI Workshop Control of Distributed Parameter Systems (CPDE-CDPS 2019). May 20-24, 2019, Oaxaca, Mexico.

27. J. Toledo, Y. Wu, H. Ramirez, Y. Le Gorrec. Observer-Based State Feedback Controller for a class of Distributed Parameter Systems. 3rd IFAC Workshop on Control of Systems Governed by Partial Differential Equation, XI Workshop Control of Distributed Parameter Systems (CPDE-CDPS 2019). May 20-24, 2019, Oaxaca, Mexico. 

28. L. Mora, J. Yuz, H. Ramirez, Y. Le Gorrec. A port-Hamiltonian Fluid-Structure Interaction Model for the Vocal folds. The 6th IFAC Workshop on Lagrangian and Hamiltonian Methods for Non Linear Control (LHMNLC 2018), May 1-4, 2018 Valparaiso, Chile.

29. H. Ramirez, Y. Le Gorrec, N. Calchand. Irreversible port-Hamiltonian formulation of non-isothermal electromechanical systems with hysteresis. The 6th IFAC Workshop on Lagrangian and Hamiltonian Methods for Non Linear Control (LHMNLC 2018), May 1-4, 2018 Valparaiso, Chile.

30. A. Mattioni, Y. Wu, H. Ramirez, Y. Le Gorrec, A. Macchelli. Modelling and control of a class of lumped beam with distributed control. The 6th IFAC Workshop on Lagrangian and Hamiltonian Methods for Non Linear Control (LHMNLC 2018), May 1-4, 2018 Valparaiso, Chile.

31. L. Paunonen, Y. Le Gorrec, H. Ramirez. A Simple Robust Controller for Port–-Hamiltonian Systems. The 6th IFAC Workshop on Lagrangian and Hamiltonian Methods for Non Linear Control (LHMNLC 2018), May 1-4, 2018 Valparaiso, Chile.

32. V. Trenchant, W. Hu, H. Ramirez, Y. Le Gorrec. Structure Preserving Finite Differences in Polar Coordinates for Heat and Wave Equations. 9th Vienna International Conference on Mathematical Modelling (MATHMOD 2018), February 21-23, 2018, Vienna, Austria.

33. A. Macchelli, Y. Le Gorrec and H. Ramirez. Boundary Control of Distributed Port-Hamiltonian Systems via Generalised Canonical Transformations. The 56th IEEE Conference on Decision and Control (CDC), December 12-15, 2017, Melbourne, Australia.

34. V. Trenchant, N. M. Trang Vu, H. Ramirez, L. Lefevre and Y. Le Gorrec. On the use of structural invariants for the distributed control of infinite dimensional port-Hamitonian systems. The 56th IEEE Conference on Decision and Control (CDC), December 12-15, 2017, Melbourne, Australia.

35. H. Ramirez, H. Zwart, Y. Le Gorrec and A. Macchelli. On backstepping boundary control for a class of linear port-Hamiltonian systems. The 56th IEEE Conference on Decision and Control (CDC), December 12-15, 2017, Melbourne, Australia.

36. H. Ramirez, Y. Le Gorrec. Control of non-isothermal chemical reaction networks using irreversible port-Hamiltonian systems. The 20th IFAC World Congress, Toulouse, France. 9-14 July, 2017.

37. A. Macchelli, Y. Le Gorrec, H. Ramirez. Boundary Energy-shaping control of an ideal compressible isentropic fluid in 1-D. The 20th IFAC World Congress, Toulouse, France. 9-14 July, 2017. 

38. T. VU, V. Trenchant, H. Ramirez, L. Lefevre, Y. Le Gorrec. Parabolic matching of hyperbolic system using control by interconnection. The 20th IFAC World Congress, Toulouse, France. 9-14 July, 2017.

39. Y. Le Gorrec, H. Zwart, H. Ramirez. Asymptotic stability of an Euler Bernouilli beam coupled to linear/non linear spring-damper systems. The 20th IFAC World Congress, Toulouse, France. 9-14 July, 2017.

40. V. Trenchant, H. Ramirez, Y. Le Gorrec, P. Kotyczka. Structure preserving spatial discretization of 2D hyperbolic systems using staggered grids finite difference. The 2017 American Control Conference, Seattle, WA, USA May 24–26, 2017.

41. H. Ramirez and Y. Le Gorrec. An irreversible port-Hamiltonian formulation of distributed diffusion processes. The 2th IFAC Workshop on Thermodynamic Foundations of Mathematical Systems Theory (TFMST'16), Vigo, Spain, September 2016.

42. H. Ramirez, B. Komati, Y. Le Gorrec and C. Clevy. An energy based approach for the control of a micro-robotic contact scenario. The 10th IFAC Symposium on Nonlinear Control Systems (NOLCOS). Monterey, California, USA. August 23-25, 2016.

43. H. Zwart, H. Ramirez and Y. Le Gorrec. Asymptotic stability for a class of boundary control systems with non-linear damping. The 2nd IFAC Workshop on Control of Systems Governed by Partial Differential Equations (CPDE), Bertinoro, Italy. June 13-15, 2016.

44. A. Macchelli, Y. Le Gorrec and H. Ramirez. Boundary L2-gain Stabilisation of a Distributed Port-Hamiltonian System with Rectangular Domain. The 54th IEEE Conference on Decision and Control (CDC 2015), Osaka, Japan, December 2015.

45. H. Zwart, Y. Le Gorrec and H. Ramirez. Exponential stabilization of boundary controlled linear port Hamiltonian systems with non-linear dynamic control. The SIAM conference on control and its applications, Paris, France, July 2015.

46. V. Trenchant , Y. Fares, H. Ramirez, Y. Le Gorrec and M. Ouisse. A port-Hamiltonian formulation of a 2D boundary controlled acoustic system. The 5th IFAC Workshop on Lagrangian and Hamiltonian Methods for Non Linear Control (LHMNLC 2015), Lyon, France, July 2015.

47. A. Macchelli, Y. Le Gorrec and H. Ramirez. Asymptotic stabilization of distributed port-Hamiltonian systems by boundary energy-shaping control. The 8th Vienna International Conference on Mathematical Modelling MATHMOD 2015, Vienna, Austria, February 2015.

48. Y. Le Gorrec, A. Macchelli, H. Ramirez and H. Zwart. Energy shaping of boundary controlled linear port Hamiltonian systems. The 19th IFAC World Congress, Cape Town, South Africa, August, 2014.

49. H. Ramirez, Y. Le Gorrec and B. Maschke. Interconnection and Damping Assignment - Passivity Based Control of Irreversible Port Hamiltonian Systems. The 19th IFAC World Congress, Cape Town, South Africa, August, 2014.

50. H. Ramirez, D. Sbarbaro and B. Maschke. Irreversible port-Hamiltonian formulation of chemical reaction networks. The 21st International Symposium on Mathematical Theory of Networks and Systems, Groningen, The Netherlands, July, 2014.

51. H. Ramirez, Y. Le Gorrec and Hans Zwart. Exponential stabilization of flexible micro-grippers using dynamic boundary port-Hamiltonian control. The 52nd IEEE Conference on Decision and Control (CDC'13), Florence, Italy, 2013.

52. H. Ramirez, H. Zwart and Y. Le Gorrec. Exponential stability of boundary control port Hamiltonian systems with dynamic feedback. First IFAC Workshop on Control of systems modeled by Partial Differential Equations (CPDE). Paris, France, September 2013.

53. H. Ramirez and Y. Le Gorrec. Boundary port Hamiltonian control of a class of nanotweezers. The European Control Conference 2013, Zurich, Switzerland, July 2013.

54. H. Ramirez, Y. Le Gorrec, B. Maschke and F. Couenne, Passivity based control of irreversible port Hamiltonian systems. The 2013 IFAC Workshop on Thermodynamic Foundations of Mathematical Systems Theory (TFMST'13), Lyon, France, July 2013.

55. H. Ramirez, B. Maschke and D. Sbarbaro, Control of input-output contact systems. The 2013 IFAC Workshop on Thermodynamic Foundations of Mathematical Systems Theory (TFMST'13), Lyon, France, July 2013.

56. H. Ramirez and Y. Le Gorrec. Exponential stability of a class of PDE’s with dynamic boundary control. The 2013 American Control Conference, Washington, USA, June 2013.

57. H. Ramirez, B. Maschke, and D. Sbarbaro. Irreversible port Hamiltonian systems. In Proceedings of the 4th IFAC workshop on Lagrangian and Hamiltonian methods for nonlinear control (LHMNLC), Bertinoro, Italy, August 2012.

58. H. Ramirez, B. Maschke, and D. Sbarbaro. On feedback invariants of controlled conservative contact systems. In Proceedings of the 9th IEEE International Conference on Control and Automation (IEEE ICCA), Santiago, Chile, December, 2011.

59. H. Ramirez, B. Maschke, and D. Sbarbaro. About structure preserving control of contact systems. In Proceedings of the 50th IEEE Conference on Decision and Control (CDC) and European Control Conference (ECC), Orlando, USA, December, 2011.

60. H. Ramirez, B. Maschke, and D. Sbarbaro. Lyapunov based control using contact structures. In Proceedings of the 18th IFAC World Congress, Milan, Italy, August, 2011.

61. H. Ramirez, D. Sbarbaro, and B. Maschke. Passivity based control of the non-isothermal CSTR. In Proceedings of the 14th Latin American Conference on Automatic Control and the 19th Conference of the Chilean Association on Automatic Control (ACCA), Santiago, August 2010.

62. H. Ramirez, B. Maschke, and D. Sbarbaro. On the Hamiltonian formulation of the CSTR. In Proceedings of the 49th IEEE Conference on Decision and Control, Atlanta, USA, December, 2010.

63. P. Zuñiga, H. Ramirez, and D. Sbarbaro. A nonlinear control strategy for bidirectional flow processes. In Proceedings of the International Symposium on Advanced Control of Chemical Processes (ADCHEM), Istanbul, Turkey, July, 2009.

64. H. Ramirez and D. Sbarbaro. A comparative analysis of nonlinear control approaches for non-minimum phase processes. In Proceedings of the 17th IFAC World Congress, Seoul, Korea, July, 2008.

Manuscripts

1. H. Ramirez. Control of irreversible thermodynamic processes using port-Hamiltonian systems defined on pseudo Poisson and contact structures, Ph.D. thesis, University Claude Bernard Lyon 1, France, March 2012. [link]

2. H. Ramirez. Design of IDA-PBC controllers for mimo nonlinear processes. Master's thesis, Universidad de Concepcion, Chile, 2008. (in spanish)

3. H. Ramirez. Control de sistema multivariable no minimo de fase, Universidad de Concepcion, Chile, 2006. (in spanish)

Submitted

• C. Ponce, Y. Wu, Y. Le Gorrec, H. Ramirez. Structure-preserving discretization of multidimensional linear port-Hamiltonian systems using mixed FEM approaches. Conference on Decision and Control (CDC), December 16-19, 2024 Milano Congressi (MiCo) Conference Center. Milan, Italy

• C. Ponce, N. Cisneros, Y. Wu, K. Rabenorosoa, Y. Le Gorrec, H. Ramirez. Port-Hamiltonian modeling of large scale curling HASEL actuators. 4th IFAC Conference on Modelling, Identification and Control of Nonlinear Systems (MICNON), Lyon 4-6 September 2024.

• Flavio Luiz Cardoso-Ribeiro, Ghislain Haine, Yann Le Gorrec, Denis Matignon, Hector Ramirez. Port-Hamiltonian formulations for the modeling, simulation and control of fluids. Computers & Fluids.

• C. Ponce, H. Ramirez, Y. Le Gorrec. Reduced order energy shaping control of large scale linear port-Hamiltonian systems. Automatica

• C. Ponce, Y. Wu, Y. Le Gorrec, H. Ramirez. Port-Hamiltonian modeling of multidimensional flexible mechanical structures defined by linear elastic relations. Applied Mathematical Modelling.

• H. Ramirez and Y. Le Gorrec. Interconnection of Irreversible port Hamiltonian Systems. Automatica