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Error analysis and optimization of a 3-degree of freedom translational Parallel Kinematic Machine

S. SHANKAR GANESH,A. B. KOTESWARA RAO

Frontiers of Mechanical Engineering 2014, Volume 9, Issue 2,   Pages 120-129 doi: 10.1007/s11465-014-0300-3

Abstract:

In this paper, error modeling and analysis of a typical 3-degree of freedom translational ParallelFrom inverse kinematics, the joint angles for a given position of tool platform necessary for the errorError modeling is done based on the differentiation of the inverse kinematic equations.A non-dimensional performance index, namely, global error transformation index is used to study the influenceof dimensions and its corresponding global maximum pose error is reported.

Keywords： translational Parallel Kinematic Machine     error modeling     global error transformation index    

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SUSTAINABLE NITROGEN MANAGEMENT INDEX: DEFINITION, GLOBAL ASSESSMENT AND POTENTIAL IMPROVEMENTS

Frontiers of Agricultural Science and Engineering 2022, Volume 9, Issue 3,   Pages 356-365 doi: 10.15302/J-FASE-2022458

Abstract:

● A composite N management index is proposed to measure agriculture

Keywords： global assessment     indicator     nitrogen management     sustainable agriculture     sustainable development goals    

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Theoretical prediction and validation of global horizontal solar irradiance for a tropical climate in

Sivasankari SUNDARAM,Jakka SARAT CHANDRA BABU

Frontiers in Energy 2015, Volume 9, Issue 3,   Pages 311-321 doi: 10.1007/s11708-015-0369-3

Abstract: This paper aims to propose monthly models responsible for the theoretical evaluation of the global horizontalThe actual measured global horizontal irradiance hails from a 5 MW solar power plant station locatedproposed regression models were validated by the significance of statistical indicators such as mean bias error, root mean square error and mean percentage error from the predicted and the actual values for the regionComparison was made between the proposed monthly models and the existing normalized models for global

Keywords： global horizontal irradiance (GHI)     mean bias error     root mean square error     mean percentage error     coefficient    

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Toward energy finance market transition: Does China’s oil futures shake up global spots market?

Frontiers of Engineering Management   Pages 409-424 doi: 10.1007/s42524-022-0207-3

Abstract: ’s crude oil futures and identifies its price co-movement to uncover whether it truly shakes up the globalChina’s oil futures may not have good price leadership in global spots market, but it features favorable

Keywords： China’s oil futures     price information spillover     price co-movement     BK spillover index     BDECO model    

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Chord error constraint based integrated control strategy for contour error compensation

Tie ZHANG, Caicheng WU, Yanbiao ZOU

Frontiers of Mechanical Engineering 2020, Volume 15, Issue 4,   Pages 645-658 doi: 10.1007/s11465-020-0601-7

Abstract: position error compensator, is proposed.To reduce the contour error, a PI-type cross-coupling controller is designed, with its stability beinganalyzed by using the contour error transfer function.Moreover, a feed rate regulator based on the chord error constraint is proposed, which performs speedcompensation of tracking error.

Keywords： cross-coupling controller     contour error     tracking error     position error compensator     feed rate regulator    

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Drivers of the development of global climate-change-mitigation technology: a patent-based decomposition

Liying SONG, Jun JING, Kerui DU, Zheming YAN

Frontiers in Energy 2021, Volume 15, Issue 2,   Pages 487-498 doi: 10.1007/s11708-021-0739-y

Abstract: Nevertheless, very few studies have explained how and why economies contribute differently to globalThis paper decomposed the development of the global climate-change-mitigation technology, proxied byattributed to different dominant factors, and the resulting priority change can reflect the shift of both globalcontributions to each driving factor can be used to design the policies to promote the development of the global

Keywords： climate change mitigation     technology development     logarithmic mean Divisia index     green patents    

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Kinematic error separation on five-axis NC machine tool based on telescoping double ball bar

Min WANG, Jianzhong HU, Tao ZAN

Frontiers of Mechanical Engineering 2010, Volume 5, Issue 4,   Pages 431-437 doi: 10.1007/s11465-010-0110-1

Abstract: The theory and algorithm of the homogeneous transformation matrix (HTM) method are applied in establishingthe kinematic error model of five-axis machining tool with two-axis turntable.Based on this model, a new method for the kinematic error separation in five-axis numerical control (the value measured by telescoping double ball bar is substituted into the model to obtain kinematic error

Keywords： error modeling     error separation     telescoping double ball bar     five-axis numerical control (NC) machining    

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Robust ensemble of metamodels based on the hybrid error measure

Frontiers of Mechanical Engineering 2021, Volume 16, Issue 3,   Pages 623-634 doi: 10.1007/s11465-021-0641-7

Abstract: The weight factor is adaptively determined according to the hybrid error metric, which combines globaland local error measures to improve the accuracy of the EMs.

Keywords： metamodel     ensemble of metamodels     hybrid error measure     stochastic problem    

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Virtual-position Reading Method—a Novel Method for Error Motion and Form Error Separation

Hong Maisheng,Li Zijun,Su Heng,Ye Feifan

Strategic Study of CAE 2002, Volume 4, Issue 10,   Pages 48-51

Abstract: By means of this method, form error or error motion can be respectively separated according to practicalneeds, and the separating sequence of form error or error motion can also be optional.proposed method, it is not necessary to change the conventional measuring and separating system of form error

Keywords： virtual-position reading     signal re-organization     form error     error motion     error separation techniques    

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Dependence of error sensitivity of frequency on bias voltage in force-balanced micro accelerometer

Lili CHEN, Wu ZHOU

Frontiers of Mechanical Engineering 2013, Volume 8, Issue 2,   Pages 146-149 doi: 10.1007/s11465-013-0260-z

Abstract: of force-balanced micro accelerometer with different bias voltages, the effects of bias voltages on errorof accelerometer under closed loop control is derived according to its operation principle, and its errorthe relative errors between test data and theory data are less than 7%, and the fluctuating value of errorIt is concluded that the error sensitivity with designed parameters of structure, circuit and processerror can be used to predict the frequency of accelerometer with no need to consider the influence of

Keywords： Micro-Electro-Mechanical Systems (MEMS)     micro accelerometer     force-balanced micro accelerometer     frequency     error    

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Trends of Global Agriculture and Prospects of China’s Agriculture Toward 2050

Huang Jikun, Xie Wei, Sheng Yu, Wang Xiaobing, Wang Jinxia, Liu Chengfang, Hou Lingling

Strategic Study of CAE 2022, Volume 24, Issue 1,   Pages 29-37 doi: 10.15302/J-SSCAE-2022.01.004

Abstract: history and prospects China’s agricultural development by 2050 considering the implications of global

Keywords： global agricultural development，China’s agricultural outlook，rural transformation，food supply and demand    

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A frequency error estimation for isogeometric analysis of Kirchhoff–Love cylindrical shells

Frontiers of Structural and Civil Engineering doi: 10.1007/s11709-023-0006-x

Abstract: A frequency error estimation is presented for the isogeometric free vibration analysis of Kirchhoff–Loveanalyzing the discrete isogeometric equations with the aid of harmonic wave assumption, the frequency errorcontinuum frequency for Kirchhoff–Love cylindrical shells is naturally embedded into the frequency error

Keywords： isogeometric analysis     Kirchhoff–Love cylindrical shell     free vibration     frequency error     convergence    

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Error measurement and assemble error correction of a 3D-step-gauge

MAO Xinyong, LI Bin, SHI Hanmin, LIU Hongqi, LI Xi, LI Peigen

Frontiers of Mechanical Engineering 2007, Volume 2, Issue 4,   Pages 388-393 doi: 10.1007/s11465-007-0067-x

Abstract: Considering the differences in the structural parameters and the location of the pyramids, a volumetric error

Keywords： volumetric     pyramid     assembly     accuracy     calibration    

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Identification of thermal error in a feed system based on multi-class LS-SVM

Chao JIN, Bo WU, Youmin HU, Yao CHENG

Frontiers of Mechanical Engineering 2012, Volume 7, Issue 1,   Pages 47-54 doi: 10.1007/s11465-012-0307-6

Abstract: The thermal positioning error of a ball-screw is one of the most important objects to consider for high-accuracyThe research work undertaken herein ultimately aims at the development of a comprehensive thermal errorUsing multi-class least squares support vector machines (LS-SVM), the thermal positioning error of theThe results show that the recommended model can be used to predict the thermal error of a feed systemThe work described in this paper lays a solid foundation of thermal error prediction and compensation

Keywords： least squares support vector machine (LS-SVM)     feed system     thermal error     precision machining    

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Measurement and Information Technology

Zhang Guoxiong

Strategic Study of CAE 2000, Volume 2, Issue 3,   Pages 62-66

Abstract: demodulation, data sampling and reconstruction, signal merging, data compression, filtering, signal transformationdata fitting and modeling, pattern recognition, neural network, simulation and virtual measurement, errorseparation, error compensation, redundancy technique, decision making, intelligent techniques, etc.Modeling, error calibration and compensation software are three key techniques in error compensationApplications of redundancy technique in roundness and spindle error motion measurement, in large scale

Keywords： measurement     information technology     error compensation     modeling     redundancy technique     error separation    

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Title Author Date Type Operation

Error analysis and optimization of a 3-degree of freedom translational Parallel Kinematic Machine

S. SHANKAR GANESH,A. B. KOTESWARA RAO

Journal Article

SUSTAINABLE NITROGEN MANAGEMENT INDEX: DEFINITION, GLOBAL ASSESSMENT AND POTENTIAL IMPROVEMENTS

Journal Article

Theoretical prediction and validation of global horizontal solar irradiance for a tropical climate in

Sivasankari SUNDARAM,Jakka SARAT CHANDRA BABU

Journal Article

Toward energy finance market transition: Does China’s oil futures shake up global spots market?

Journal Article

Chord error constraint based integrated control strategy for contour error compensation

Tie ZHANG, Caicheng WU, Yanbiao ZOU

Journal Article

Drivers of the development of global climate-change-mitigation technology: a patent-based decomposition

Liying SONG, Jun JING, Kerui DU, Zheming YAN

Journal Article

Kinematic error separation on five-axis NC machine tool based on telescoping double ball bar

Min WANG, Jianzhong HU, Tao ZAN

Journal Article

Robust ensemble of metamodels based on the hybrid error measure

Journal Article

Virtual-position Reading Method—a Novel Method for Error Motion and Form Error Separation

Hong Maisheng,Li Zijun,Su Heng,Ye Feifan

Journal Article

Dependence of error sensitivity of frequency on bias voltage in force-balanced micro accelerometer

Lili CHEN, Wu ZHOU

Journal Article

Trends of Global Agriculture and Prospects of China’s Agriculture Toward 2050

Huang Jikun, Xie Wei, Sheng Yu, Wang Xiaobing, Wang Jinxia, Liu Chengfang, Hou Lingling

Journal Article

A frequency error estimation for isogeometric analysis of Kirchhoff–Love cylindrical shells

Journal Article

Error measurement and assemble error correction of a 3D-step-gauge

MAO Xinyong, LI Bin, SHI Hanmin, LIU Hongqi, LI Xi, LI Peigen

Journal Article

Identification of thermal error in a feed system based on multi-class LS-SVM

Chao JIN, Bo WU, Youmin HU, Yao CHENG

Journal Article

Measurement and Information Technology

Zhang Guoxiong

Journal Article