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A new terminal converging adaptive control for 6-degree-of-freedom parallel robotic manipulators with bounded control inputs (2017)
Journal Article
Spurgeon, S. K., Zhao, D., Liang, H., Li, S., & Zhu, Q. (2017). A new terminal converging adaptive control for 6-degree-of-freedom parallel robotic manipulators with bounded control inputs. Proceedings of the Institution of Mechanical Engineers, Part I: Journal of Systems and Control Engineering, 231(4), 271-281. https://doi.org/10.1177/0959651817698333

© IMechE 2017. In this study, a new terminal converging adaptive control approach with bounded control inputs is developed for the 6-degree-of-freedom parallel robot manipulator. The non-smooth feedback control principle is combined with particular b... Read More about A new terminal converging adaptive control for 6-degree-of-freedom parallel robotic manipulators with bounded control inputs.

Performance analysis of the generalised projection identification for time-varying systems (2016)
Journal Article
Ding, F., Xu, L., & Zhu, Q. (2016). Performance analysis of the generalised projection identification for time-varying systems. IET Control Theory and Applications, 10(18), 2506-2514. https://doi.org/10.1049/iet-cta.2016.0202

© The Institution of Engineering and Technology 2016. The least mean square methods include two typical parameter estimation algorithms, which are the projection algorithm and the stochastic gradient algorithm, the former is sensitive to noise and th... Read More about Performance analysis of the generalised projection identification for time-varying systems.

Design of sliding-mode observer for a class of uncertain neutral stochastic systems (2016)
Journal Article
Liu, Z., Zhao, L., Zhu, Q., & Gao, C. (2017). Design of sliding-mode observer for a class of uncertain neutral stochastic systems. International Journal of Systems Science, 48(7), 1380-1394. https://doi.org/10.1080/00207721.2016.1258597

© 2016 Informa UK Limited, trading as Taylor & Francis Group. The problem of robust H∞ control for a class of uncertain neutral stochastic systems (NSS) is investigated by utilising the sliding-mode observer (SMO) technique. This paper presents a n... Read More about Design of sliding-mode observer for a class of uncertain neutral stochastic systems.

U-model enhanced control of nonminimum-phase dynamic systems (2016)
Presentation / Conference
Qiu, J., Zhu, Q., Nibouche, M., & Yao, Y. (2016, November). U-model enhanced control of nonminimum-phase dynamic systems. Paper presented at 8th International Conference on Modelling, Identification and Control (ICMIC-2016), Algiers, Algeria

In this study, U-model based control system design methodology is expanded into control of nonminimum-phase (NMP) dynamic systems. With U-model framework, a desired minimum-phase (MP) plant is established, which forms as a generic prototype. To achie... Read More about U-model enhanced control of nonminimum-phase dynamic systems.

Design of U-PPC-Type II for Nonlinear Systems (2016)
Journal Article
Narayan, P., Zhu, G., Qiu, J., Zhu, Q., Narayan, P. P., & Wright, S. (2016). Design of U-PPC-Type II for Nonlinear Systems. https://doi.org/10.1109/ChiCC.2016.7555008

© 2016 TCCT. In this study, a new U-PPC-Type II (U-model Pole Placement Control Type II) control system design procedure is proposed based on the U-model principle. The objective of a U-PPC-Type II design is to determine a linear controller Gc from a... Read More about Design of U-PPC-Type II for Nonlinear Systems.

A new stepwise and piecewise optimization approach for CO2 pipeline (2016)
Journal Article
Zhao, D., Tian, Q., Li, Z., & Zhu, Q. (2016). A new stepwise and piecewise optimization approach for CO2 pipeline. International Journal of Greenhouse Gas Control, 49, 192-200. https://doi.org/10.1016/j.ijggc.2016.03.005

© 2016 . The process of CO2 capture, transportation, enhanced oil recovery (EOR) and storage is one of the best ways for CO2 emission reduction, which is also named as Carbon Capture, Utilization and Storage (CCUS). It has been noted that CO2 transpo... Read More about A new stepwise and piecewise optimization approach for CO2 pipeline.

An enhanced linear Kalman filter (EnLKF) algorithm for parameter estimation of nonlinear rational models (2016)
Journal Article
Zhu, Q., Yu, D., & Zhao, D. (2017). An enhanced linear Kalman filter (EnLKF) algorithm for parameter estimation of nonlinear rational models. International Journal of Systems Science, 48(3), 451-461. https://doi.org/10.1080/00207721.2016.1186243

© 2016 Informa UK Limited, trading as Taylor & Francis Group. In this study, an enhanced Kalman Filter formulation for linear in the parameters models with inherent correlated errors is proposed to build up a new framework for nonlinear rational mo... Read More about An enhanced linear Kalman filter (EnLKF) algorithm for parameter estimation of nonlinear rational models.

Adaptive synchronised tracking control for multiple robotic manipulators with uncertain kinematics and dynamics (2016)
Journal Article
Zhao, D., Li, S., & Zhu, Q. (2016). Adaptive synchronised tracking control for multiple robotic manipulators with uncertain kinematics and dynamics. International Journal of Systems Science, 47(4), 791-804. https://doi.org/10.1080/00207721.2014.906681

© 2014 Taylor & Francis. In this study, a new adaptive synchronised tracking control approach is developed for the operation of multiple robotic manipulators in the presence of uncertain kinematics and dynamics. In terms of the system synchronisati... Read More about Adaptive synchronised tracking control for multiple robotic manipulators with uncertain kinematics and dynamics.

Case studies on U-state space control system design for aircraft dynamic model (2015)
Presentation / Conference
Liu, X., Zhu, Q., & Narayan, P. P. (2015, December). Case studies on U-state space control system design for aircraft dynamic model. Paper presented at 7th International Conference on Modelling, Identification and Control (ICMIC), Sousse

In this study, U-state space design approach is used to develop a control system of linearized F-16 aircraft dynamic model. The related F-16 model is converted from the original nonlinear dynamics by Taylor series around the trimmed equilibrium. The... Read More about Case studies on U-state space control system design for aircraft dynamic model.

A general U-block model-based design procedure for nonlinear polynomial control systems (2015)
Journal Article
Zhu, Q., Zhao, D. Y., & Zhang, J. (2016). A general U-block model-based design procedure for nonlinear polynomial control systems. International Journal of Systems Science, 47(14), 3465-3475. https://doi.org/10.1080/00207721.2015.1086930

The proposition of U-model concept (in terms of providing concise and applicable solutions for complex problems) and a corresponding basic U-control design algorithm was originated in the first author's PhD thesis. The term of U-model appeared (not r... Read More about A general U-block model-based design procedure for nonlinear polynomial control systems.

A new procedure for analysis and modelling of male urine flow rate (2015)
Presentation / Conference
Li, R., Gammie, A., Zhu, Q., Nibouche, M., & Kiely, J. (2015, July). A new procedure for analysis and modelling of male urine flow rate

In the first stage studies, this paper proposes a new piecewise linear discrete time dynamic model for describing global urine flow rate profiles against time sequence. The establishment of model has been guided by physician meaningful principles and... Read More about A new procedure for analysis and modelling of male urine flow rate.

Terminal sliding mode control for continuous stirred tank reactor (2015)
Journal Article
Zhao, D., Zhu, Q., & Dubbeldam, J. (2015). Terminal sliding mode control for continuous stirred tank reactor. Chemical Engineering Research and Design, 94, 266-274. https://doi.org/10.1016/j.cherd.2014.08.005

© 2014 The Institution of Chemical Engineers. A continuous stirred tank reactor (CSTR) is a typical example of chemical industrial equipment, whose dynamics represent an extensive class of second order nonlinear systems. It has been witnessed that de... Read More about Terminal sliding mode control for continuous stirred tank reactor.

Design of a discrete tracking controller for a magnetic levitation system: A nonlinear rational model approach (2015)
Journal Article
Gómez-Salas, F., Wang, Y., & Zhu, Q. (2015). Design of a discrete tracking controller for a magnetic levitation system: A nonlinear rational model approach. Mathematical Problems in Engineering, 2015, 1-8. https://doi.org/10.1155/2015/360783

© 2015 Fernando Gómez-Salas et al. This work proposes a discrete-time nonlinear rational approximate model for the unstable magnetic levitation system. Based on this model and as an application of the input-output linearization technique, a discrete-... Read More about Design of a discrete tracking controller for a magnetic levitation system: A nonlinear rational model approach.

Application of Hidden Markov Model to locate soccer robots (2015)
Journal Article
Qiu, J., Zhu, Q., & Zhao, D. (2015). Application of Hidden Markov Model to locate soccer robots. https://doi.org/10.1109/ChiCC.2015.7259895

© 2015 Technical Committee on Control Theory, Chinese Association of Automation. This paper adopts a Hidden Markov Model as a basis for predicting the probabilities in location of soccer robot's trajectories, develops the corresponding algorithms, an... Read More about Application of Hidden Markov Model to locate soccer robots.

Robust control for robotic manipulators with non-smooth strategy (2015)
Journal Article
Zhao, D., Liang, H., & Zhu, Q. (2015). Robust control for robotic manipulators with non-smooth strategy. International Journal of Modelling, Identification and Control, 23(2), 112-120. https://doi.org/10.1504/IJMIC.2015.068874

Copyright © 2015 Inderscience Enterprises Ltd. In this paper, a novel non-smooth robust control approach is presented for robotic manipulators. By using decimal power rule in Lyapunov redesign methods, the conventional robust control for robot is imp... Read More about Robust control for robotic manipulators with non-smooth strategy.

A universal U-model based control system design (2014)
Presentation / Conference
Zhu, Q., Li, S., & Zhao, D. (2014, July). A universal U-model based control system design. Paper presented at The 33rd Chinese Control Conference, Nanjing, China

In conjunction with some of the latest research results, this study briefly summarizes the major characteristics with U-model based control system design and foresees the potential blue-sky research issues. The purpose of the presentation is to pro... Read More about A universal U-model based control system design.

Robust controller design based LMI techniques (2014)
Book Chapter
Peng, Y., Zhu, Q., & Nouri, H. (2014). Robust controller design based LMI techniques. In Q. Zhu, L. Cheng, Y. Wang, D. Zhao, & L. Liu (Eds.), Applied Methods and Techniques for Mechatronic Systems (325-369). Springer Berlin Heidelberg

Decentralised control for complex systems - An invited survey (2014)
Journal Article
Yan, X. G., Zhang, Q., Spurgeon, S. K., Zhu, Q., & Fridman, L. M. (2014). Decentralised control for complex systems - An invited survey. International Journal of Modelling, Identification and Control, 22(4), 285-297. https://doi.org/10.1504/IJMIC.2014.066260

© 2014 Inderscience Enterprises Ltd. With the advancement of science and technology, practical systems are becoming more complex. Decentralised control has been recognised as a practical, feasible and powerful tool for application to large scale inte... Read More about Decentralised control for complex systems - An invited survey.

Review of rational (total) nonlinear dynamic system modelling, identification, and control (2013)
Journal Article
Zhu, Q., Wang, Y., Zhao, D., Li, S., & Billings, S. A. (2015). Review of rational (total) nonlinear dynamic system modelling, identification, and control. International Journal of Systems Science, 46(12), 2122-2133. https://doi.org/10.1080/00207721.2013.849774

© 2013 Taylor & Francis. This paper is a summary of the research development in the rational (total) nonlinear dynamic modelling over the last two decades. Total nonlinear dynamic systems are defined as those where the model parameters and input (c... Read More about Review of rational (total) nonlinear dynamic system modelling, identification, and control.