Publications and communications

International journal papers

[19] Yi Cheng, Yuhu Wu, Bao-Zhu Guo, Yongxin Wu, Stabilization and Decay Rate Estimation for Axially Moving Kirchhoff-type Beam with Rotational Inertia under Nonlinear Boundary Feedback Controls (Regular paper), Automatica, Accepted.

[18] Ning Liu, Yongxin Wu, Yann Le Gorrec, Laurent Lefèvre, Hector Ramirez, Reduced order in domain control of distributed parameter port-Hamiltonian systems via energy shaping (Regular paper), Automatica, Volume 161, March 2024, 111500, DOI: 10.1016/j.automatica.2023.111500

[17] Weijun Zhou, Zishi Xu, Yongxin Wu,  Ji Xiang, Yanjun Li, Energy-Based Trajectory Tracking Control of Under-actuated Unmanned Surface Vessels, Ocean Engineering, Volume 288, Part 2, 15 November 2023, 116166, DOI: 10.1016/j.oceaneng.2023.116166

[16] Andrea Mattioni, Yongxin Wu, Yann Le Gorrec, A Lyapunov approach for the exponential stability of a damped Timoshenko beam, IEEE Transactions on Automatic Control, 20 July 2023, DOI: 10.1109/TAC.2023.3297499.

[15] Jesus Toledo, Yongxin Wu, Hector Ramirez, Yann Le Gorrec, Infinite-dimensional observers for high order boundary-controlled port-Hamiltonian systems, IEEE Control Systems Letters, Volume: 7, May 2023,  DOI: 10.1109/LCSYS.2023.3278252.

[14] Jesus Toledo, Hector Ramirez, Yongxin Wu, Yann Le Gorrec, Linear Matrix Inequality Design of Observer-Based Controllers for port Hamiltonian systems, IEEE Transactions on Automatic Control, DOI: 10.1109/TAC.2022.3227927.

[13] Edgar Ayala Perez, Yongxin Wu, Kanty Rabenorosoa, Yann Le Gorrec, Energy-based modeling and control of a piezo tube actuated optical fiber, IEEE/ASME Transaction on Mechatronics, Volume: 28, Issue: 1, February 2023,  DOI: 10.1109/TMECH.2022.3199566.

[12] Ye Yuh, Nelson Cisneros,  Yongxin Wu, Kanty Rabenorosoa, Yann Le Gorrec, Modeling and Position Control of the HASEL Actuator via port-Hamiltonian Approach, IEEE Robotics and Automation Letters, Volume: 7, Issue: 3, July 2022, DOI: 10.1109/LRA.2022.3181365

[11] Andrea Mattioni, Yongxin Wu, Yann Le Gorrec, Hans Zwart, Stabilization of a Class of Mixed ODE-PDE port-Hamiltonian Systems with Strong Dissipation Feedback (Regular paper), Automatica, Volume 142, August 2022, 110284 DOI: 10.1016/j.automatica.2022.110284.

[10] Weijun Zhou, Ning Liu, Yongxin Wu, Hector Ramirez, Yann Le Gorrec, Port Hamiltonian modeling and LQG control of an IPMC actuated flexible beam, IEEE Access, vol. 10, pp. 12153-12163, 2022, DOI: 10.1109/ACCESS.2022.3146367.

[9] Weijun Zhou, Yongxin Wu, Haiqiang Hu, Yanjun Li, Yu Wang, Port-Hamiltonian Modeling and IDA-PBC Control of an IPMC-Actuated Flexible Beam, Actuators, 2021, 10(9), 236; DOI: 10.3390/act10090236

[8] Ning Liu, Yongxin Wu, Yann Le Gorrec, Energy based modeling of ionic polymer metal composite actuators dedicated to the control of flexible structures, IEEE/ASME Transaction on Mechatronics, vol. 26, no. 6, pp. 3139-3150, Dec. 2021, DOI: 10.1109/TMECH.2021.3053609.

[7] Ning Liu, Yongxin Wu, Yann Le Gorrec, Hector Ramirez, Laurent Lefèvre, Structure-preserving discretization and control of the 2D port-Hamiltonian system: application on the vibro-acoustic tube, IMA Journal of Mathematical Control and Information, Volume 38, Issue 2, June 2021, Pages 417–439, DOI:10.1093/imamci/dnaa028.

[6] Jesus Toledo, Yongxin Wu, Hector Ramirez, Yann Le Gorrec,  Observer-based Boundary Control of Distributed Port Hamiltonian Systems, Automatica, Volume 120, October 2020. https://doi.org/10.1016/j.automatica.2020.109130

[5] Andrea Mattioni, Yongxin Wu, Hector Ramirez, Yann Le Gorrec, Alessandro Macchelli,  Modelling and control of an IPMC actuated flexible structure: A port-Hamiltonian approach, Control  Engineering Practice, Volume 101, August 2020, https://doi.org/10.1016/j.conengprac.2020.104498.

[4] Yongxin Wu, Boussad Hamroun, Yann Le Gorrec, Bernhard Maschke, Reduced Order LQG Control Design for Infinite Dimensional Port-Hamiltonian Systems,  IEEE Transactions on Automatic Control, Volume: 66, Issue: 2, Feb. 2021, DOI: 10.1109/TAC.2020.2997373. [pdf]

[3] Andrea Mattioni, Yongxin Wu, Yann Le Gorrec, Infinite dimensional model of a double flexible-link manipulator: the port-Hamiltonian approach, Applied Mathematical modelling, Volume 83, July 2020, Pages 59-75. DOI: https://doi.org/10.1016/j.apm.2020.02.008.

[2] Yongxin Wu, Boussad Hamroun, Yann Le Gorrec, Bernhard Maschke, Reduced order LQG control design for port-Hamiltonian systems, Automatica, Volume 95, 2018. DOI: 10.1016/j.automatica.2018.05.003.

[1] Valerie Dos Santos Martins, Yongxin Wu, Mickael Rodrigues, Design of a Proportional Integral Control Using Operator Theory for Infinite Dimensional Hyperbolic Systems, IEEE Transaction on Control Systems Technology, issue: 5, vol: 22, 2014. DOI: 10.1109/TCST.2014.2299407.

Book Chapter

[1] Yann Le Gorrec, Hector Ramirez, Yongxin Wu, Ning Liu, Alessandro Macchelli, Energy Shaping Control of 1D Distributed Parameter Systems, Advances in Distributed Parameter Systems, 2022

International conference papers

[27] Alessandro Macchelli, Yongxin Wu, Yann Le Gorrec, Port-Hamiltonian Control Design for an IPMC Actuated Highly Flexible Endoscope, The 62nd IEEE Conference on Decision and Control, Dec. 13-15, 2023, Singapore.

[26] Jesus Toledo, Yongxin Wu, Hector Ramirez, Yann Le Gorrec, Infinite-dimensional observers for high order boundary-controlled port-Hamiltonian systems, The 62nd IEEE Conference on Decision and Control, Dec. 13-15, 2023, Singapore.

[25] Yi Cheng, Yuhu Wu, Yongxin Wu, Estimation of Vibration Decay Rates for a Nonlinear Flexible Beam with Nonlinear Boundary Damping, IFAC World Congress 2023, YOKOHAMA, JAPAN. 9 - 14 JULY, 2023

[24] Ye Yuh, Nelson Cisneros,  Yongxin Wu, Kanty Rabenorosoa, Yann Le Gorrec, Modeling and Position Control of the HASEL Actuator via port-Hamiltonian Approach, The 2022 IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS 2022), October 23–27, 2022, Kyoto, Japan.

[23] Yi Cheng, Yuhu Wu, Yongxin Wu, Energy Decay Estimates of the Axially Moving Kirchhoff-Type Beam, accepted of the 4th IFAC Workshop on Control of Systems Governed by Partial Differential Equation, September 7-9, 2022, Kiel, Germany

[22] Jesus Toledo, Yongxin Wu, Hector Ramirez, Yann Le Gorrec,  Observer Design for 1-D Boundary Controlled Port-Hamiltonian Systems with Different Boundary Measurements, accepted of the 4th IFAC Workshop on Control of Systems Governed by Partial Differential Equation, September 7-9, 2022, Kiel, Germany

[21] Andrea Mattioni, Yongxin Wu,  Yann Le Gorrec, Exponential stabilization of a clamped Timoshenko beam with actuation on a tip mass, Proceedings of the 60th IEEE Conference on Decision and Control (CDC), December 13-15, 2021 Austin, Texas.

[20] Ning Liu Yongxin Wu, Yann Le Gorrec, Hector Ramirez, Laurent Lefèvre, In-domain finite dimensional control of distributed parameter port-Hamiltonian systems via energy shaping, 2021 Proceedings of the SIAM Conference on Control and its Applications. 

[19] Andrea Mattioni, Yongxin Wu,  Yann Le Gorrec, Modelling, Control and Stability Analysis of Flexible Rotating Beam's Impacts During Contact Scenario, Proceedings of 2021 American Control Conference (ACC), May 2021.

[18] Andrea Mattioni, Yongxin Wu,  Yann Le Gorrec, Hans Zwart, Stabilisation of a Rotating Beam Clamped on a Moving Inertia with Strong Dissipation Feedback, Proceedings of 59th IEEE Conference on Decision and Control (CDC), Jeju Island, Republic of Korea, December 14-18, 2020.

[17] Alessandro Macchelli, Yann Le Gorrec, Yongxin Wu, Hector Ramirez, Energy-based Control of a Wave Equation with Boundary Anti damping, Proceedings of the 21st IFAC World Congress, Berlin, Germany. July 12-17, 2020.

[16] Javier Caballeria, Francisco J. Vargas, Hector Ramirez, Yongxin Wu, Yann Le Gorrec, On Linear Quadratic Regulation of Linear Port-Hamiltonian Systems, Proceedings of the 21st IFAC World Congress, Berlin, Germany. July 12-17, 2020.

[15] Jesus Toledo, Yongxin Wu, Hector Ramirez, Yann Le Gorrec,  Passive observers for distributed port-Hamiltonian systems, Proceedings of the 21st IFAC World Congress, Berlin, Germany. July 12-17, 2020.

[14] Paul Kotyczka, Henning Joos, Yongxin Wu, Yann Le Gorrec, Finite-dimensional observers for port Hamiltonian systems of conservation laws, Proceedings of the 58th IEEE Conference on Decision and Control, Nice, France. December 11-13, 2019. 

[13] Ning Liu Yongxin Wu, Yann Le Gorrec, Constrained port Hamiltonian formulation of multiscale distributed parameter IPMC systems, Proceedings of the Joint IFAC Conference on Mechatronics 2019 & on NolCoS 2019, Vienna, Austria, Sept. 4-6, 2019.

[12] Yongxin Wu, Hector Ramirez, Yann Le Gorrec, LQG Control for flexible micro-grippers with additional integral action, Proceedings of the 38th Chinese Control Conference (CCC 2019), Guangzhou, China, July 27-30, 2019 

[11] Yongxin Wu, Boussad Hamroun, Yann Le Gorrec, Bernhard Maschke, Reduced Order Optimal Control of Infinite Dimensional Port-Hamiltonian Systems, Proceedings of  the 2019 American Control Conference (ACC 2019), Philadelphia, USA, July 10-12, 2019 

[10] Yongxin Wu, François Lamoline, Joseph J. Winkin, Yann Le Gorrec, Modeling and control of an IPMC actuated flexible beam under the port-Hamiltonian framework, Proceedings of the 3rd IFAC Workshop on Control of Systems Governed by Partial Differential Equation, XI Workshop Control of Distributed Parameter Systems, Oaxaca, Mexico, 20-24 May 2019

[9] Jesus Toledo, Yongxin Wu, Hector Ramirez, Yann Le Gorrec,  Observer-based Control by Interconnection of Distributed Parameter Systems, Proceedings of the 3rd IFAC Workshop on Control of Systems Governed by Partial Differential Equation, XI Workshop Control of Distributed Parameter Systems, Oaxaca, Mexico, 20-24 May 2019

[8] Yongxin Wu, Yann Le Gorrec,  Optimal actuator location for electro-active polymer actuated endoscope, Proceedings of the 6th IFAC Workshop on Lagrangian and Hamiltonian Methods for Non Linear Control, Valparaiso, Chile, 2-4 May 2018, DOI: https://doi.org/10.1016/j.ifacol.2018.06.053.

[7] Andrea Mattioni, Yongxin Wu, Hector Ramirez, Yann Le Gorrec, Allessandro Macchelli,  Modelling and control of a class of lumped beam with distributed control, Proceedings of the 6th IFAC Workshop on Lagrangian and Hamiltonian Methods for Non Linear Control, Valparaiso, Chile, 2-4 May 2018,  DOI: https://doi.org/10.1016/j.ifacol.2018.06.057.

[6] Yongxin Wu, Boussad Hamroun, Yann Le Gorrec, Bernhard Maschke,  Reduced Order Controller Design for Timoshenko Beam: A Port Hamiltonian, Proceedings of the 20th IFAC World Congress, Toulouse, France, 9-14 July, 2017. DOI: 10.1016/j.ifacol.2017.08.547

[5] Yongxin Wu, Boussad Hamroun, Yann Le Gorrec, Bernhard Maschke, Passivity preserving Reduction and Control Design of Infinite Dimensional Port Hamiltonian systems by Using LQG Method, Proceedings of the SIAM Conference on Control and its Applications. Paris, France, 2015.

[4] Yongxin Wu, Boussad Hamroun, Yann Le Gorrec, Bernhard Maschke,  Power preserving model reduction of 2D vibro-acoustic system: A Port Hamiltonian approach, Proceedings of the 5th IFAC Workshop on Lagrangian and Hamiltonian Methods for Non Linear Control, Lyon, France, 4-7 July 2015. DOI: 10.1016/j.ifacol.2015.10.240

[3] Yongxin Wu, Boussad Hamroun, Yann Le Gorrec, Bernhard Maschke, Port Hamiltonian System in Descriptor Form for Balanced Reduction: Application to a Nanotweezer, Proceedings of the 19th IFAC World Congress, Cape Town, South African, 24-29 August 2014. DOI: 10.3182/20140824-6-ZA-1003.01579

[2] Yongxin Wu, Boussad Hamroun, Yann Le Gorrec, Bernhard Maschke, Structure Preserving Reduction of Port Hamiltonian System Using a Modified LQG Method, Proceedings of the 33th Chinese Control Conference, Nanjing, China, 28-30 July 2014. DOI: 10.1109/ChiCC.2014.6895525

[1] Mickael Rodrigues, Yongxin Wu, Samir Aberkane, Valerie Dos Santos Martins, LMI & BMI Technics for the Design of a PI Control for Irrigation Channels, Proceedings of the 12th European Control Conference, Zurich, Switzerland 07/2013. 

Project reports

[1] Yongxin Wu, Boussad Hamroun, Yann Le Gorrec, Bernhard Maschke, Structure Preserving Reduction of Port Hamiltonian Systems by Using the Balanced Methods, ANR Blanc SIMI3 (ANR-11-BS03-0002) HAMECMOPSYS (2015).

Oral communications

Invited talks:

24 Feb. 2022: Observer-based boundary control of infinite-dimensional port Hamiltonian system, Dalian University of Technology, Dalian China. Invited by prof. Yuhu Wu

11 Oct. 2021: Observer-based boundary control of infinite-dimensional port Hamiltonian system, Central South University, Changsha, China. Invited by prof. Huacheng Zhou

16 Sep. 2021: Modelling and control of an IPMC actuated flexible structure, Xidian University, Xi'an. Invited by prof. Xubin Ping

16 Sep. 2021: Observer-based boundary control of infinite-dimensional port Hamiltonian system, Xidian University, Xi'an. Invited by prof. Xubin Ping

1-4 Aug. 2019: Model and controller reduction of finite and infinite dimensional port Hamiltonian systems, Seminar in Harbin Technology Institut(HIT). Invited by prof. Zhenhua Wang

24-28 Mar. 2014: Balanced Realization and Passivity Preserving Reduction for the Infinite-dimensional Port Hamiltonian Systems, Workshop on port Hamiltonian systems: Approximation, Theory and Practice. Leiden, the Netherlands, Organiser: Hans Zwart and Birgit Jacob. (Invited talk)

International meetings and conferences:

8-9 Jul. 2015: Balanced Realization and Passivity Preserving Reduction for Infinite Dimensional Port Hamiltonian Systems, SIAM Conference on Control and its applications. Paris, France.

National meetings and conferences:

24 Sep. 2015: Balanced Realization and Passivity Preserving Reduction for Infinite Dimensional Port Hamiltonian Systems, Meeting of the Working group: GT-EDP (Partial Differential Equations), FEMTO-ST, Besançon, France, Organiser:  Florent Di Meglio.

24 Feb. 2014: Port Hamiltonian System in Descriptor Form for Balanced Reduction: Application to a Nanotweezer, Meeting of the Working group: GT-EDP (Partial Differential Equations), GIPSA Lab, Grenoble, France, Organiser:  Yann Le Gorrec and Florent Di Meglio.

Manuscripts:

Yongxin Wu, Passivity preserving balanced reduction for finite and infinite dimensional port Hamiltonian systems, Ph. D thesis, University Claude Bernard Lyon 1, France, December 2016.

Yongxin Wu, Commande et analyse des systèmes hydrauliques par une approche Multi-Modèles en  dimension infinie, Master thesis, University Claude Bernard Lyon 1, France, July 2012.