Robust right coprime factorization and robust stabilization of nonlinear feedback control systems
IEEE Transactions on Automatic Control, 1998Summary: Robust right coprime factorization and robust stabilization of nonlinear feedback control systems are studied. The concept of robust right coprime factorization of nonlinear operators for feedback control systems is introduced. Some conditions for the robustness of a right coprime factorization of a nonlinear plant under unknown but bounded ...
Guanrong Chen, Zhengzhi Han
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Design scheme for nonlinear feedback system using right coprime factorization
2016 35th Chinese Control Conference (CCC), 2016The design and control for the nonlinear feedback system is considered by using operator-based right coprime factorization method, by which there exist some cases that the factor D is difficult to be obtained since the factor D−1 is high nonlinear which renders the verification of the Bezout identity KN + QD = M to be a painstaking process, where K and
Ni Bu, Ximei Liu, Mingcong Deng
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A necessary and sufficient condition for right coprime factorization of nonlinear feedback systems
Circuits, Systems, and Signal Processing, 1993zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Danow, Robert, Chen, Guanrong
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An alternative parameterization method of stabilizing controllers which requires only one of right-/left-coprime factorizations is presented. As an illustrative model, we will consider the multidimensional system with structural stability, in which we do not know yet whether the doubly coprime factorization always exists in general or not.
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Isomorphism-based robust right coprime factorization for nonlinear feedback control systems design
Proceedings of the 2010 American Control Conference, 2010This paper is concerned with the robust stability and output tracking problems of nonlinear feedback control systems with nonlinear unstable plants with perturbations. Based on isomorphism approach, the right coprime factorization of the unstable plants can be realized, moreover, the robust stability of the whole nonlinear feedback control systems is ...
Ni Bu, Mingcong Deng, Akira Yanou
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Operator based robust control for robot manipulator using robust right coprime factorization
2012 IEEE International Conference on Robotics and Biomimetics (ROBIO), 2012In this paper, robust control for robot manipulator is considered by using operator based robust right coprime factorization approach. In details, the right coprime factorization of one class of robot dynamics like nonlinear systems is given and an operator based control design structure is proposed.
Shuhui Bi, Guangliang Liu, Mingcong Deng
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Robust Control for Hysteretic Microhand Actuator Using Robust Right Coprime Factorization
IEEE Transactions on Automatic ControlzbMATH Open Web Interface contents unavailable due to conflicting licenses.
Ni Bu +4 more
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Application of robust right coprime factorization approach to a distributed process control system
2009 IEEE International Conference on Automation and Logistics, 2009In this paper, nonlinear feedback control of a distributed process is considered by using robust right coprime factorization approach. The distributed process model is developed. The model includes a water level process model of single tank and a water flow process model for twin-tank. Then, robust right coprime factorization based nonlinear control is
Shengjun Wen, Mingcong Deng, Akira Inoue
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On the existence of right-coprime factorization for functions meromorphic in a half-plane
IEEE Transactions on Automatic Control, 1980A sufficient condition for the existence of right-coprime factorization for a class of functions meromorphic in a halt-plane is given.
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Robust output tracking control for nonlinear systems using right coprime factorization
2012 8th International Conference on Natural Computation, 2012This paper deals with an operator based on plant output tracking design problem of time-delays nonlinear systems by using a robust right coprime factorization approach. In details, operator based nonlinear control systems are designed, and sufficient conditions for the designed feedback control systems are obtained.
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