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Linear quadratic optimal controller for cable-driven parallel robots

Saeed ABDOLSHAH,Erfan SHOJAEI BARJUEI

Frontiers of Mechanical Engineering 2015, Volume 10, Issue 4,   Pages 344-351 doi: 10.1007/s11465-015-0364-8

Abstract: A linear quadratic (LQ) optimal controller can provide all the states of a system for the feedback, suchTo employ the optimal control theory, the static and dynamic modeling of a 3-DOF planar cable-drivenThe synthesis of the LQ optimal control is described, and the significant experimental results are presented

Keywords： accuracy     cable-driven parallel robot     linear quadratic optimal control    

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A linear quadratic regulator control of a stand-alone PEM fuel cell power plant

Amar BENAISSA, Boualaga RABHI, Ammar MOUSSI, Dahmani AISSA

Frontiers in Energy 2014, Volume 8, Issue 1,   Pages 62-72 doi: 10.1007/s11708-013-0291-5

Abstract: This paper introduces a technique based on linear quadratic regulator (LQR) to control the output voltagethe optimal gains by minimizing a cost function, and the phase angle of the AC output voltage to controlThe control actions are based on feedback signals from the terminal load, output voltage and fuel cellSimulation results show that the proposed control strategy operated at low commutation frequency (2 kHz

Keywords： modeling of proton exchange membrane fuel cell (PEMFC)     controlling of PEMFC     linear quadratic regulator    

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New decentralized control technique based on substructure and LQG approaches

Ying LEI, Ying LIN,

Frontiers of Mechanical Engineering 2009, Volume 4, Issue 4,   Pages 386-392 doi: 10.1007/s11465-009-0041-x

Abstract: Decentralized control is more suitable for structural control of large-scale structures.In this paper, a new decentralized control technique is proposed based on the linear quadratic GaussianA numerical example of the decentralized control of a tall building is studied to illustrate the newSimulation results show that the proposed decentralized control provides satisfactory control performancestructural control of large-scale structures.

Keywords： substructures     decentralized control     linear quadratic Gaussian (LQG)     Kalman filter     unknown input     least-squares    

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Load shedding scheme for the two-area system with linear quadratic regulator

D. TYAGI, Ashwani KUMAR, Saurabh CHANANA

Frontiers in Energy 2013, Volume 7, Issue 1,   Pages 90-102 doi: 10.1007/s11708-012-0224-8

Abstract: conducted for three scenarios: the scheme with a conventional integral controller; the scheme with a linearquadratic regulator (LQR); and the scheme with an LQR and superconducting magnetic energy storage devices

Keywords： critical load     frequency response     load shedding (LS)     multi-area system     rate of change of frequency     linearquadratic regulator (LQR)     superconducting magnetic energy storage devices (SMES)    

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Neural network control for earthquake structural vibration reduction using MRD

Khaled ZIZOUNI, Leyla FALI, Younes SADEK, Ismail Khalil BOUSSERHANE

Frontiers of Structural and Civil Engineering 2019, Volume 13, Issue 5,   Pages 1171-1182 doi: 10.1007/s11709-019-0544-4

Abstract: intended for exposure to strong earthquake loads are designed and equipped with high technologies of controlOne of these technologies used in the protection of structures is the semi-active control using a MagnetoIn this study, a neural network controller is proposed to control the MR damper to eliminate vibrationsThe proposed controller is derived from a linear quadratic controller designed to control an MR damperEquipped with a feedback law the proposed control is coupled to a clipped optimal algorithm to adapt

Keywords： MR damper     semi-active control     earthquake vibration     neural network     linear quadratic control    

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Flight control for air-breathing hypersonic vehicles using linear quadratic regulator design based on Article

Lin CAO, Shuo TANG, Dong ZHANG

Frontiers of Information Technology & Electronic Engineering 2017, Volume 18, Issue 7,   Pages 882-897 doi: 10.1631/FITEE.1601363

Abstract: In this paper, we propose a linear-quadratic regulator (LQR) design method based on stochastic robustness

Keywords： Air-breathing hypersonic vehicles (AHVs)     Stochastic robustness analysis     Linear-quadratic regulator    

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Precision control system of two-DOF stage with linear ultrasonic motor

ZHANG Hanlei, SHI Yunlai, ZHAO Chunsheng

Frontiers of Mechanical Engineering 2008, Volume 3, Issue 4,   Pages 421-425 doi: 10.1007/s11465-008-0063-9

Abstract: Using an appropriate control method, linear ultrasonic motors can be used in applications requiring highIn this paper, a closed loop PI control system is designed to achieve high position accuracy during thecontrol of a two-DOF stage driven by linear ultrasonic motors.The PI control algorithm is used to increase the stability and accuracy of position control.Experimental results denote that the control strategy proposed in this paper appears to have high efficiency

Keywords： settling     position accuracy     PI control     control algorithm     orthogonal    

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Active steering control strategy for articulated vehicles Project supported by the Program Article

Kyong-il KIM,Hsin GUAN,Bo WANG,Rui GUO,Fan LIANG

Frontiers of Information Technology & Electronic Engineering 2016, Volume 17, Issue 6,   Pages 576-586 doi: 10.1631/FITEE.1500211

Abstract: vehicles, we design an active steering controller, including tractor and trailer controllers, based on linearquadratic regulator (LQR) theory.The control strategy is applicable for steering not only along gentle curves but also along sharp curves

Keywords： Articulated vehicle     Sharp curve     Lateral stability     Linear quadratic regulator (LQR)    

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Optimization of formation for multi-agent systems based on LQR

Chang-bin Yu, Yin-qiu Wang, Jin-liang Shao,brad.yu@anu.edu.au,wh6508@gmail.com,jinliangshao@126.com

Frontiers of Information Technology & Electronic Engineering 2016, Volume 17, Issue 2,   Pages 96-109 doi: 10.1631/FITEE.1500490

Abstract: In this paper, three optimal linear algorithms are proposed for first-order linear from a perspectivealgorithm is presented, and the corresponding parameter matrix is given from the solution to a group of quadraticcommunication topology between agents is fixed, the local feedback gain is obtained from the solution to a quadratic

Keywords： Linear quadratic regulator (LQR)     Formation control     Algebraic Riccati equation (ARE)     Optimal control    

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Research on the control systems of a precision linear motor drive device

YAN Han, WANG Xian-kui, DUAN Guang-hong

Frontiers of Mechanical Engineering 2006, Volume 1, Issue 3,   Pages 260-264 doi: 10.1007/s11465-006-0036-9

Abstract: The model of a precision linear motor drive device (PLMDD) and its control requirements are analyzed.is established, and disturbance-observer based input revising feedforward error compensation robust controlalgorithm, combined with integral-separated proportional integral derivative (PID) control algorithmThis includes feedback control algorithm and feedforward control algorithm.Theoretical analyses, simulations and experiments show that this control method increases the tracking

Keywords： feedforward     tracking     ±5     anti-disturbance performance     algorithm    

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A new type of quadratic acceleration method

Changqing LI, Menglin LOU,

Frontiers of Structural and Civil Engineering 2010, Volume 4, Issue 3,   Pages 302-310 doi: 10.1007/s11709-010-0026-1

Abstract: When stability field and computational accuracy are taken into account at the same time, the quadraticacceleration method is superior to linear and cubic acceleration methods in choosing the maximum acceptableIt is also shown that the quadratic acceleration method has desirable arithmetic damp, amplitude decay

Keywords： polynomial acceleration method     convergence     stability     square acceleration method    

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System construction of a four-side primary permanent-magnet linear motor drive mechanical press

Jintao LIANG, Zhengfeng MING, Peida LI

Frontiers of Mechanical Engineering 2020, Volume 15, Issue 4,   Pages 600-609 doi: 10.1007/s11465-020-0597-z

Abstract: A primary permanent-magnet linear motor (PPMLM) has a robust secondary structure and high force densityThe entire press control system is constructed to realize various flexible forming processes.The control system scheme is determined in accordance with the mathematical model of PPMLM, and activedisturbance rejection control is implemented in the servo controller.Then, a press prototype with 6 kN nominal force is fabricated, and the hardware platform of the control

Keywords： mechanical press     direct drive     primary permanent-magnet linear motor (PPMLM)     servo system     active disturbancerejection control (ADRC)     prototype experiment    

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An experimental study of a single-piston free piston linear generator

Jin XIAO, Yingdong CHENG, Jinlong WANG, Chengwei ZHU, Zhen HUANG

Frontiers in Energy 2022, Volume 16, Issue 6,   Pages 916-930 doi: 10.1007/s11708-022-0838-4

Abstract: Free piston linear generator (FPLG) is a promising range extender for the electrical vehicle with unparallelHowever, due to the lack of the mechanic crankshaft, the related piston motion control is a challengeIn this paper, the development process and experimental validation of the related control strategiesAfterward, optimal control parameters, in terms of scavenging pressure, air-fuel equivalence ratio, and

Keywords： free piston linear generator (FPLG)     charged scavenging     engine control     misfire     stable operation    

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Research on the Longitudinal End Effect ofSingle Linear Induction Motor

Xu Wei,Sun Guangsheng

Strategic Study of CAE 2007, Volume 9, Issue 3,   Pages 21-27

Abstract: Then the article establishes SLIM control equations connected with the rotor-flux oriented(RFO)vectorcontrol theory in rotary motor.

Keywords： single linear induction motor(SLIM)     rotor-flux oriented(RFO)control     end effect     decouple control     accommodation    

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Towards neutral steer and sideslip reduction for four-wheeled electric vehicles

Guisheng ZHAI, Masayuki NAKA, Tomoaki KOBAYASHI, Joe IMAE

Frontiers of Mechanical Engineering 2012, Volume 7, Issue 1,   Pages 16-22 doi: 10.1007/s11465-012-0316-5

Abstract: The control problem is reduced to constructing a servo system tracking appropriate reference input, where∞ control.

Keywords： ?∞ control&sortBy=weightDesc"> ∞ control')" href="#">?∞ control     gain scheduling     linear matrix inequality (LMI)    

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Title Author Date Type Operation

Linear quadratic optimal controller for cable-driven parallel robots

Saeed ABDOLSHAH,Erfan SHOJAEI BARJUEI

Journal Article

A linear quadratic regulator control of a stand-alone PEM fuel cell power plant

Amar BENAISSA, Boualaga RABHI, Ammar MOUSSI, Dahmani AISSA

Journal Article

New decentralized control technique based on substructure and LQG approaches

Ying LEI, Ying LIN,

Journal Article

Load shedding scheme for the two-area system with linear quadratic regulator

D. TYAGI, Ashwani KUMAR, Saurabh CHANANA

Journal Article

Neural network control for earthquake structural vibration reduction using MRD

Khaled ZIZOUNI, Leyla FALI, Younes SADEK, Ismail Khalil BOUSSERHANE

Journal Article

Flight control for air-breathing hypersonic vehicles using linear quadratic regulator design based on

Lin CAO, Shuo TANG, Dong ZHANG

Journal Article

Precision control system of two-DOF stage with linear ultrasonic motor

ZHANG Hanlei, SHI Yunlai, ZHAO Chunsheng

Journal Article

Active steering control strategy for articulated vehicles Project supported by the Program

Kyong-il KIM,Hsin GUAN,Bo WANG,Rui GUO,Fan LIANG

Journal Article

Optimization of formation for multi-agent systems based on LQR

Chang-bin Yu, Yin-qiu Wang, Jin-liang Shao,brad.yu@anu.edu.au,wh6508@gmail.com,jinliangshao@126.com

Journal Article

Research on the control systems of a precision linear motor drive device

YAN Han, WANG Xian-kui, DUAN Guang-hong

Journal Article

A new type of quadratic acceleration method

Changqing LI, Menglin LOU,

Journal Article

System construction of a four-side primary permanent-magnet linear motor drive mechanical press

Jintao LIANG, Zhengfeng MING, Peida LI

Journal Article

An experimental study of a single-piston free piston linear generator

Jin XIAO, Yingdong CHENG, Jinlong WANG, Chengwei ZHU, Zhen HUANG

Journal Article

Research on the Longitudinal End Effect ofSingle Linear Induction Motor

Xu Wei,Sun Guangsheng

Journal Article

Towards neutral steer and sideslip reduction for four-wheeled electric vehicles

Guisheng ZHAI, Masayuki NAKA, Tomoaki KOBAYASHI, Joe IMAE

Journal Article