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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 errorsensitivity of frequency is studied.sensitivity is derived and analyzed under over etching structure according to the characteristics ofsensitivity under the range of voltage adjustment is less than 0.01 μm .It is concluded that the error sensitivity with designed parameters of structure, circuit and process

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

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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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Research on acoustic-structure sensitivity using FEM and BEM

ZHANG Jun, ZHAO Wenzhong, ZHANG Weiying

Frontiers of Mechanical Engineering 2007, Volume 2, Issue 1, Pages 62-67 doi: 10.1007/s11465-007-0010-1

Abstract: Acoustic-structure sensitivity is used to predict the change of acoustic pressure when a structure designThe sensitivity is significant for reducing noise of structure.Using FEM (finite element method) and BEM (boundary element method) acoustic-structure sensitivity wasThen, acoustic-structure sensitivity was computed by linking velocity sensitivity in FEM and acousticsensitivity in BEM.

Keywords： sensitivity method BEM acoustic pressure pressure sensitivity frequency

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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: algorithm of the homogeneous transformation matrix (HTM) method are applied in establishing the kinematic errorBased 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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Parametric sensitivity analysis of cellular diaphragm wall

Xi CHEN, Wei XU

Frontiers of Structural and Civil Engineering 2012, Volume 6, Issue 4, Pages 358-364 doi: 10.1007/s11709-012-0177-3

Abstract: The results indicated that the maximum lateral displacement, which is the evaluation index of sensitivity

Keywords： cellular diaphragm wall sensitivity analysis optimization centrifuge model test

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Probability strength design of steam turbine blade and sensitivity analysis with respect to random parameters

DUAN Wei

Frontiers in Energy 2008, Volume 2, Issue 1, Pages 107-115 doi: 10.1007/s11708-008-0018-1

Abstract: Probability sensitivity analysis, which combines the slope of the gradient and the width of the scatter

Keywords： Probability sensitivity sensitivity analysis number cross-section statistical

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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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Wheel tracking methods to evaluate moisture sensitivity of hot-mix asphalt mixtures

Jie HAN,Harihar Shiwakoti

Frontiers of Structural and Civil Engineering 2016, Volume 10, Issue 1, Pages 30-43 doi: 10.1007/s11709-016-0318-1

Abstract: Existing test methods to determine moisture sensitivity in hot-mix asphalt (HMA) mixtures are time consumingThis research focused on wheel tracking devices to evaluate moisture sensitivity.The HWTD test is more effective as a rapid test method in case of determining moisture sensitivity.

Keywords： hot-mix asphalt moisture sensitivity rutting wheel tracking test

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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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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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Catalytic process modeling and sensitivity analysis of alkylation of benzene with ethanol over MIL-101

Ehsan Rahmani, Mohammad Rahmani

Frontiers of Chemical Science and Engineering 2020, Volume 14, Issue 6, Pages 1100-1111 doi: 10.1007/s11705-019-1891-3

Abstract: Sensitivity analysis revealed best operating conditions over MIL-101 at 120°C and 5 bar and over MIL-

Keywords： MOFs alkylation ethylbenzene catalysts pellet model kinetic model sensitivity analysis

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Measurement and Information Technology

Zhang Guoxiong

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

Abstract: data fitting and modeling, pattern recognition, neural network, simulation and virtual measurement, errorseparation, error compensation, redundancy technique, decision making, intelligent techniques, etc.The accuracy of coordinate measuring machines (CMMs) can be greatly enhanced by using error compensationModeling, 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