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Model-based nonlinear control of hydraulic servo systems: Challenges, developments and perspectives

Jianyong YAO

Frontiers of Mechanical Engineering 2018, Volume 13, Issue 2,   Pages 179-210 doi: 10.1007/s11465-018-0464-3

Abstract:

Hydraulic servo system plays a significant role in industries, and usually acts as a core point inservo system to achieve high performance is still an unending pursuit along with the development ofvalve controlled hydraulic system.servo systems are presented: Modelling uncertainty in hydraulic system is a major challenge, which includesservo control are briefly explored and discussed.

Keywords： hydraulic servo system     adaptive control     robust control     nonlinear friction     disturbance compensation     repetitive    

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Variable identification and automatic tuning of the main module of a servo system of parallel mechanism

YANG Zhiyong, XU Meng, HUANG Tian, NI Yanbing

Frontiers of Mechanical Engineering 2007, Volume 2, Issue 1,   Pages 82-88 doi: 10.1007/s11465-007-0014-x

Abstract: The variables of the main module of a servo system for miniature reconfigurable parallel mechanism wereTo identify the variables of the servo system, the triangle-shaped input signal with variable frequencysequence, i.e., making the change of the vibration amplitude of the motor dramatically, easily impact the servoMoreover, all the variables including the rotary inertia of the servo system were identified by the additivesystem was identified.

Keywords： acceleration     reconfigurable parallel     additive     sequence     parallel mechanism    

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Gray-box modeling and QFT control for precision servo transmission systems

Xiulan BAO, Xuedong CHEN, Xin LUO, Haocheng ZUO

Frontiers of Mechanical Engineering 2011, Volume 6, Issue 4,   Pages 442-448 doi: 10.1007/s11465-011-0242-y

Abstract:

Precision servo transmission systems have widely been applied in industrial equipment to achieve highHowever, due to the presence of friction and uncertainty, the characteristics of precision servo transmissionsystems are variant depends on the working conditions, leading to oscillation and instability in the systemThis paper proposes two-degrees of freedom (2-DOF) robust position controller for a precision servo transmissionperformance even in presence of considerable system uncertainties and friction disturbances.

Keywords： precision servo transmission system     modeling     set membership identification     quantitative feedback theory    

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Distributed monitoring and diagnosis system for hydraulic system of construction machinery

Xiaohu CHEN, Wenfeng WU, Hangong WANG, Yongtao ZHOU,

Frontiers of Mechanical Engineering 2010, Volume 5, Issue 1,   Pages 106-110 doi: 10.1007/s11465-009-0089-7

Abstract: This paper mainly presents a distributed monitoring and diagnosis system for the hydraulic system ofThe hardware of the distributed condition monitoring and fault diagnosis system is designed.experiments and applications indicate that the distributed condition monitoring and fault diagnosis systemeffectively realize its function of real-time online condition monitoring and fault diagnosis for the hydraulicsystem of construction machinery.

Keywords： construction machinery     hydraulic system     distributed condition monitoring     controller area net (CAN) field    

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Simulation analysis of pressure regulation of hydraulic thrust system on a shield tunneling machine

Zhibin LIU, Haibo XIE, Huayong YANG

Frontiers of Mechanical Engineering 2011, Volume 6, Issue 3,   Pages 377-382 doi: 10.1007/s11465-011-0226-y

Abstract:

Hydraulic thrust system is an important system in a shield tunneling machine.Pressure regulation of thrust cylinders is the most important function for thrust system during tunnelIn this paper, a hydraulic thrust system is explained, and a corresponding simulation model is carriedout in order to study the system characteristics.may have a greater effect on pressure regulation and oil supply flow rate should be adaptive to the system

Keywords： tunnel     hydraulic thrust system     pressure regulation     simulation    

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Optimal Robust Control of AC Position Servo System for Multiple Rockets

Chai Huawei,Ma Dawei,Li Zhigang,Le Guigao,Wang Feng

Strategic Study of CAE 2007, Volume 9, Issue 10,   Pages 83-87

Abstract: ="text-align: justify;">In order to realize high speed and high precision position control in an AC servosystem,  in view of such kinds of uncertainties as moment of inertia and load moment changing widely

Keywords： rocket mortar     AC position servo system     robust control     optimal control    

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Review of fluid and control technology of hydraulic wind turbines

Maolin CAI, Yixuan WANG, Zongxia JIAO, Yan SHI

Frontiers of Mechanical Engineering 2017, Volume 12, Issue 3,   Pages 312-320 doi: 10.1007/s11465-017-0433-2

Abstract:

This study examines the development of the fluid and control technology of hydraulic wind turbinesThe current state of hydraulic wind turbines as a new technology is described, and its basic fluid modelFinally, the advantages of hydraulic wind turbines are enumerated.Hydraulic wind turbines are expected to become the main development direction of wind turbines.

Keywords： wind turbine     hydraulic system     fluid model     control technology    

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Hydraulic Pressure Extremes Ratio & Extremes Ratio Efficiencies

Qi Maolin

Strategic Study of CAE 2001, Volume 3, Issue 4,   Pages 73-75

Abstract:

This article applies basic formula to the calculation of a relationship between the hydraulic pressureextremes ratio of hydraulic system and the extremes ratio efficiencies.This relationship shows that the greater the hydraulic pressure extremes ratio is, the lower the extremesThe article holds that the hydraulic pressure extremes ratio can be designed and chosen.

Keywords： hydraulic pressure extremes ratio     extremes ratio efficiencies     hydraulic system    

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Modeling and analysis of steady-state vibration induced by backlash in servo rotary table

Xiao YANG,Dun LU,Sanli LIU,Jun ZHANG,Wanhua ZHAO

Frontiers of Mechanical Engineering 2015, Volume 10, Issue 1,   Pages 43-47 doi: 10.1007/s11465-015-0327-0

Abstract: This paper presents a mathematical model of a servo rotary table, considering the effect of backlash.

Keywords： backlash     servo rotary table     steady-state vibration    

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Control algorithm of a servo platform

Shouyong XIE, Xiwen LI, Shuzi YANG, Mingjin YANG,

Frontiers of Mechanical Engineering 2010, Volume 5, Issue 3,   Pages 353-355 doi: 10.1007/s11465-010-0098-6

Abstract: According to the characteristics of the movement of a special-purpose three-axis servo platform, thisThe control algorithm meets all requirements of the control system of the special-purpose three-axisservo platform.

Keywords： grey prediction     proportional integral derivative (PID) control     improved algorithm     weight     servo platform    

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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: The 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.Field-circuit coupling simulation is applied to estimate the system’s performance., a press prototype with 6 kN nominal force is fabricated, and the hardware platform of the control system

Keywords： mechanical press     direct drive     primary permanent-magnet linear motor (PPMLM)     servo system     active disturbance    

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Characters of Future Aircraft Hydraulic System

Wang Zhanlin,Chen Bin

Strategic Study of CAE 1999, Volume 1, Issue 3,   Pages 5-10

Abstract: servo system, so it is widely used in aerospace.system.In this paper, main developmental trend of airborne hydraulic system, especially for military aircraftsystem.Especially, high-pressure, variable pressure hydraulic intelligent pump source system is very important

Keywords： airborne hydraulic systems     high-pressure     variable pressure     redundancy     power-by-wire    

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Experimental Study on the Piezoelectric Prestage Driver of Electrohydraulic Servo Valves

CHENG Guang-ming, SHEN Chuan-liang, YANG Zhi-gang

Frontiers of Mechanical Engineering 2006, Volume 1, Issue 1,   Pages 56-59 doi: 10.1007/s11465-005-0017-4

Abstract:

A piezoelectric actuated prestage driver of hydraulic servo valves for the low-frequency responseof electrohydraulic servo valve electromagnetic prestage driver was presented.

Keywords： flexure-hinged amplifier     kHz     amplification     high-frequency     electromagnetic    

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Recent developments in passive interconnected vehicle suspension

Wade A. SMITH, Nong ZHANG,

Frontiers of Mechanical Engineering 2010, Volume 5, Issue 1,   Pages 1-18 doi: 10.1007/s11465-009-0092-z

Abstract: It points out that there is a need for system optimisation, and there are troublesome NVH issues thatIt suggests that further research attention and effort be paid to NVH issues and system level optimisation

Keywords： interconnected suspensions     rollover prevention     vehicle dynamics     ride comfort     multibody system dynamics     hydraulic system dynamics    

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Kinematic Model Building and Servo Parameter Identification of 3-HSS Parallel Mechanism

YANG Zhi-yong, WU Jiang, HUANG Tian, NI Yan-bing

Frontiers of Mechanical Engineering 2006, Volume 1, Issue 1,   Pages 60-66 doi: 10.1007/s11465-005-0019-2

Abstract: Based on the above model, a method to identify the servo parameter of the parallel mechanism is put upThe abovementioned data will lay a solid foundation for the optimum performance of the system in the

Keywords： building     acceleration     additive     workspace     optimum performance    

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Title Author Date Type Operation

Model-based nonlinear control of hydraulic servo systems: Challenges, developments and perspectives

Jianyong YAO

Journal Article

Variable identification and automatic tuning of the main module of a servo system of parallel mechanism

YANG Zhiyong, XU Meng, HUANG Tian, NI Yanbing

Journal Article

Gray-box modeling and QFT control for precision servo transmission systems

Xiulan BAO, Xuedong CHEN, Xin LUO, Haocheng ZUO

Journal Article

Distributed monitoring and diagnosis system for hydraulic system of construction machinery

Xiaohu CHEN, Wenfeng WU, Hangong WANG, Yongtao ZHOU,

Journal Article

Simulation analysis of pressure regulation of hydraulic thrust system on a shield tunneling machine

Zhibin LIU, Haibo XIE, Huayong YANG

Journal Article

Optimal Robust Control of AC Position Servo System for Multiple Rockets

Chai Huawei,Ma Dawei,Li Zhigang,Le Guigao,Wang Feng

Journal Article

Review of fluid and control technology of hydraulic wind turbines

Maolin CAI, Yixuan WANG, Zongxia JIAO, Yan SHI

Journal Article

Hydraulic Pressure Extremes Ratio & Extremes Ratio Efficiencies

Qi Maolin

Journal Article

Modeling and analysis of steady-state vibration induced by backlash in servo rotary table

Xiao YANG,Dun LU,Sanli LIU,Jun ZHANG,Wanhua ZHAO

Journal Article

Control algorithm of a servo platform

Shouyong XIE, Xiwen LI, Shuzi YANG, Mingjin YANG,

Journal Article

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

Jintao LIANG, Zhengfeng MING, Peida LI

Journal Article

Characters of Future Aircraft Hydraulic System

Wang Zhanlin,Chen Bin

Journal Article

Experimental Study on the Piezoelectric Prestage Driver of Electrohydraulic Servo Valves

CHENG Guang-ming, SHEN Chuan-liang, YANG Zhi-gang

Journal Article

Recent developments in passive interconnected vehicle suspension

Wade A. SMITH, Nong ZHANG,

Journal Article

Kinematic Model Building and Servo Parameter Identification of 3-HSS Parallel Mechanism

YANG Zhi-yong, WU Jiang, HUANG Tian, NI Yan-bing

Journal Article