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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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Micro-optical fabrication by ultraprecision diamond machining and precision molding

Hui LI, Likai LI, Neil J. NAPLES, Jeffrey W. ROBLEE, Allen Y. YI

Frontiers of Mechanical Engineering 2017, Volume 12, Issue 2,   Pages 181-192 doi: 10.1007/s11465-017-0444-z

Abstract:

Ultraprecision diamond machining and high volume molding for affordable high precision high performanceIn this process, first high precision microoptical molds are fabricated using ultraprecision single pointmachine design and performance, particularly with the introduction of both slow tool and fast tool servothis paper, first ultraprecision machine design and machining processes such as slow tool and fast too servoTo implement precision optical manufacturing by molding, numerical modeling can be included in the future

Keywords： ultraprecision machining     slow tool servo     fast tool servo     compression molding     injection molding     microlens    

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A Large Range Flexure-Based Servo System Supporting Precision Additive Manufacturing

Zhen Zhang, Peng Yan, Guangbo Hao

Engineering 2017, Volume 3, Issue 5,   Pages 708-715 doi: 10.1016/J.ENG.2017.05.020

Abstract: p>This paper presents the design, development, and control of a large range beam flexure-based nano servosystem for the micro-stereolithography (MSL) process.This beam flexure-based motion system is highly suitable for harsh operation conditions, as no assemblyreal-time control strategies were designed and implemented into the monolithically fabricated prototype systemThe servo system has both a millimeter operating range and a root mean square (RMS) tracking error of

Keywords： Precision additive manufacturing.Micro-stereolithography.Nanopositioning.Beam flexure    

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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 incontrol and power transmission.system to achieve high performance is still an unending pursuit along with the development of modernvalve controlled hydraulic system.systems are presented: Modelling uncertainty in hydraulic system is a major challenge, which includes

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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Reliability analysis of urban gas transmission and distribution system based on FMEA and correlation

Su LI,Weiguo ZHOU

Frontiers in Energy 2014, Volume 8, Issue 4,   Pages 443-448 doi: 10.1007/s11708-014-0336-4

Abstract: In order to improve the safety management of urban gas transmission and distribution system, failuremode and effects analysis (FMEA) was used to construct the reliability analysis system of the pipeline

Keywords： gas transmission and distribution system     risk evaluation     reliability analysis     failure mode and effects    

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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:

In order to realize high speed and high precision position control inan AC servo system,  in view of such kinds of uncertainties as moment of inertia and load momentcontrol tactics has strong robustness,  and has fairly good dynamic performances and steady-state precision

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

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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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Piezoelectric pump with flexible venous valves for active cell transmission

Frontiers of Mechanical Engineering 2022, Volume 17, Issue 4, doi: 10.1007/s11465-022-0712-4

Abstract: Performance test of the proposed pump with deionized water as the transmission medium shows a maximumCell survival rate can reach 97.22% with a yeast cell culture solution as the transmission medium.The proposed pump can help to construct the circulating organ-on-a-chip system, and the simple structure

Keywords： venous valve     flexible venous valve     cell transmission     organ-on-a-chip system     piezoelectric device    

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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.The proposed PPMLM drive press exhibits a fast dynamic response and favorable tracking precision and

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

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Study on the construction of the facility type precision recirculating aquaculture system

Niu Huaxin,Chang Jie,Lei Jilin,Jia Yudong

Strategic Study of CAE 2014, Volume 16, Issue 9,   Pages 106-112

Abstract: guide, energy saving and emission reduction targets to agro-industrial technology research of flatfish systemRAS, optimize their breeding process, and preliminary exploration of marine fish in this integrated systemLow build the system for the majority of aquaculture enterprises to provide a construction cost, thesystem is stable, practical farming model is easy to manage, but also for the further development ofaquaculture in the establishment of modern precision engineering system to provide basic theory.

Keywords： facility type     industrialization     precision agriculture     recirculating aquaculture system.    

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Parameter identification of interconnected power system frequency after trip-out of high voltage transmission

Xuzhan ZHOU,Shanshan LIU,Mingkun WANG,Yiping DAI,Yaohua TANG

Frontiers in Energy 2014, Volume 8, Issue 3,   Pages 386-393 doi: 10.1007/s11708-014-0323-9

Abstract: Accurate modeling and parameters of high voltage (HV) grid are critical for stability research of systemIn this paper, simulation modeling of the system frequency was conducted of an interconnected power systemwith HV transmission lines in China.Based on recorded tripping data of the HV transmission lines, system parameters were identified by usingbetween simulation results and recorded data verifies the validity of gird models and the accuracy of system

Keywords： high voltage (HV) grid     frequency stability parameter identification     primary frequency regulation (PFR)    

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Coordinate system applied to magnetic suspension project between Shanghai and Hangzhou

SHI Yimin, WANG Lihua, LUO Yan

Frontiers of Structural and Civil Engineering 2008, Volume 2, Issue 3,   Pages 288-292 doi: 10.1007/s11709-008-0041-7

Abstract: project between Shanghai and Hangzhou, this paper proposes to adopt a new form of geodetic coordinate systemNot only the coordinate systems for route location along the whole line can be unified, but also the precision

Keywords： requirement     projection     calculation     Shanghai     precision    

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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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Title Author Date Type Operation

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

Xiulan BAO, Xuedong CHEN, Xin LUO, Haocheng ZUO

Journal Article

Micro-optical fabrication by ultraprecision diamond machining and precision molding

Hui LI, Likai LI, Neil J. NAPLES, Jeffrey W. ROBLEE, Allen Y. YI

Journal Article

A Large Range Flexure-Based Servo System Supporting Precision Additive Manufacturing

Zhen Zhang, Peng Yan, Guangbo Hao

Journal Article

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

Reliability analysis of urban gas transmission and distribution system based on FMEA and correlation

Su LI,Weiguo ZHOU

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

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

Piezoelectric pump with flexible venous valves for active cell transmission

Journal Article

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

Jintao LIANG, Zhengfeng MING, Peida LI

Journal Article

Study on the construction of the facility type precision recirculating aquaculture system

Niu Huaxin,Chang Jie,Lei Jilin,Jia Yudong

Journal Article

Parameter identification of interconnected power system frequency after trip-out of high voltage transmission

Xuzhan ZHOU,Shanshan LIU,Mingkun WANG,Yiping DAI,Yaohua TANG

Journal Article

Coordinate system applied to magnetic suspension project between Shanghai and Hangzhou

SHI Yimin, WANG Lihua, LUO Yan

Journal Article

Experimental Study on the Piezoelectric Prestage Driver of Electrohydraulic Servo Valves

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

Journal Article