• 最后提出动力误差补偿方法通过现场实测进行了检验

    At last, the method of error compensation of braking force was brought up and checked up through the real measurement on the spot.

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  • 以前未采用AOptix终端自由空间光学测试中NuCrypt公司演示了由于湍流瞄准误差出现了戏剧性的动力减弱,这也体现这一重大挑战

    In previous FSO link tests without AOptix terminals, NuCrypt experienced dramatic power fades due to turbulence and pointing errors, representing a significant, if not impossible, challenge.

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  • 姿态运动学动力学用误差四元数描述

    The attitude kinematics and dynamics are both described by error quaternions.

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  • 传统方法完全经验公式和经验来决定动力大小,误差较大

    Conventional method completely depend on experience formula, its error is big.

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  • 实验结果表明动力系统的预报时效不仅初值误差有关,而且一定条件下敏感依赖于计算采用时间步长计算精度

    From the result we found that the predictability time is not only depend on initial error but also sensitive to the precision and the time step-size used in the computation.

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  • 利用非线性系统线性反馈理论,考虑动力学建模的模型误差外界干扰等不确定因素,提出了一种鲁棒轨迹跟踪控制策略

    The robust trajectory tracking control strategy accounts for model errors and external disturbances using linear feedback theory for the non-linear system, which ensures system stability and li.

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  • 在船舶浮筏系统动力特性研究采用刚体分析模型计算浮筏隔振效果会产生很大误差

    Calculation of the floating raft isolation level brings differences in use of rigid body models in research of dynamics mechanics research in the floating raft isolation system.

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  • 根据动力调谐陀螺与重力相关漂移项的特点提出了双轴平台陀螺漂移误差补偿方法

    Methods of error compensation for gyro drift of two axes platform is presented according to DTG characteristic.

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  • 卫星姿态动力系统与其线性化模型之间误差影响姿态控制的精度

    The error between satellite attitude dynamics and its linearized model can affect the attitude control precision.

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  • 运用相关函数研究了轮廓线误差凸轮机构从动件动力精度影响给出动力精度的求解方法

    The influence of errors of cam profiles on the dynamic accuracy of cam mechanism is studied using the correlation function method, and a calculation means of dynamic accuracy is given.

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  • 本文系统地介绍了GPS应用精密测地天文地球动力基本模式原理误差

    In this paper, the basic models, principle and error sources of GPS applied to precise geodesy and astro-geodynamics are introduced systematically.

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  • 由于自主水下航行器建模误差流体动力参数确定性未知海流干扰控制系统必须具有确定参数自适应能力。

    The control system must be adaptive to the uncertain parameters to overcome the modeling error, uncertainty of the hydrodynamic parameters and unknown ware disturbances.

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  • 机器人动力方程存在误差情况下,通过文中提出的参数调整规则补偿误差

    Though there are errors during the modeling for the robot dynamics, they can be compensated according to the rule of adjusting weight values.

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  • 使用动力数学模型定量pcr分析其结果误差与使用的荧光强度数值的精确度相关

    Using this model to do quantitative PCR analysis, result error is only related to the accuracy of fluorescence intensity or the instrument used.

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  • 首先根据误差元数误差角速度描述跟踪误差动力运动学方程,设计了基于李亚普诺夫方法的滑模变结构控制律。

    First, according to the tracking error dynamics and kinematics described by unit quaternion error and angular velocity error, a sliding mode controller is derived based on Lyapunov theory.

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  • 转子动力理论研究了再航天器变化引起落点误差

    This paper researches into reentry vehicle impact errors which result from the roll velocity changes by use of rotor dynamic theory.

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  • 研究表明中国动力迁徙具有显著空间集聚效应,采用空间误差回归模型要明显优于OLS回归模型。

    Moreover, this research found that as labor migration of China has significant space conglomeration effect, Spatial Error model is fitter to analysis of this phenomenon than OLS model is.

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  • 分析了微小孔钻头轴向振动特殊动力行为及其入钻定位误差修正作用

    This paper analyses the special dynamic behavior of entering drilling of micro drill with vibration in the direction of axis and its correction function to location error of entering drilling.

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  • 为了从理论上证明这种简化有效性,文中对动力学模型简化过程所产生的各项误差进行了理论估计。

    In order to prove the effectiveness of simplification all the errors ignored during the process of simplifying are estimated.

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  • 包括观测异常误差影响动力模型异常的影响。

    The model errors include measurement outliers and kinematic model disturbances.

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  • 为了改善混合动力汽车驱动系统性能,在直接转矩控制原理的基础提出了一种基于误差等级控制感应电机转矩控制策略

    A strategy for induction motor control based on the grade of errors is developed to improve the performance of hybrid vehicle drive system.

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  • 分析燃气蒸气发射动力系统弹道计算产生误差影响因素

    This paper analyzed the influencing factors of errors of interior ballistic calculation in gas and steam type launch power system.

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  • 针对脉冲推力测量过程中所产生误差,提出了一种基于理论动力模型加速度补偿算法

    In studying the pulse measurement, dynamic error is produced, mainly by acceleration. A compensation algorithm for acceleration is advanced based on the theoretical dynamic model.

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  • 将此动力模型预测固定反应结果计算与实测值相对平均误差小于20%。

    The model was used to predict the reaction results of fixed-bed reactor and the average deviations of the calculated values from experimental data were less than 20%.

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  • 建立了卫星相对轨道姿态误差动力模型,根据作业任务和姿态指向要求确定了小卫星相对轨道和姿态的期望运动;

    Positional and attitude error dynamics model of small satellite relative to a target satellite was derived, then the desired relative orbit and desired attitude of small satellite were designed.

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  • 建立了两级星型齿轮传动系统非线性动力分析模型,模型中考虑系统的综合啮合误差时变啮合刚度以及齿侧间隙

    A dynamic analysis model in which the gear error and the time-varying stiffness and backlash are included is established for a 2-stage star gear train.

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  • 建立了星型齿轮传动系统的动力均载分析模型考虑各构件的制造误差安装误差

    A dynamic analysis model was established for a 2-stage planet gear train in which manufacturing and assembly errors were considered.

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  • 分析动力环境下积分陀螺仪工作原理和误差情况

    The error of the liquid floated integral gyro is analyzed in dynamical environment.

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  • 分析动力环境下积分陀螺仪工作原理和误差情况

    The error of the liquid floated integral gyro is analyzed in dynamical environment.

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