ID 原文 译文
55117 仿真结果表明,同样的温度变化下,扭力零位和摆动中心的夹角越小,精度受到的影响越小;当温度变化60℃、夹角为30′时,精度受到的影响最大可达15″,最小为5. 3″。 The simulation results show that under the same temperature, the torsion zero and the center of the swing Angle is smaller, the impact on the precision of small;An Angle when temperature 60 ℃, 30 ', the precision can be up to 15 ", the has the greatest impact minimum of 5. 3 ".
55118 尽量减小扭力零位和摆动中心的夹角能有效地减小温度变化对精度的影响。 Minimize torque zero and the center of the swing Angle can effectively reduce the influence of temperature change on the accuracy.
55119 捕获轨迹试验装置(captive trajectory simulation system,CTS)是在风洞中进行外挂物分离试验、对分离轨迹进行模拟的多自由度机构。 Capture path test device (captive the trajectory simulation system, CTS) are stores separation test in wind tunnel, was carried out on the separation of trajectory simulation of multi degree of freedom mechanism.
55120 首先对风洞中CTS的连续动态轨迹试验方式的基本过程和实现进行了说明。 First continuous dynamic trajectory of CTS in wind tunnel test way to illustrate the basic process and implementation.
55121 主要对多自由度机构在动态生成轨迹中的连续同步控制和天平信号的实时处理问题进行了详细介绍。 Mainly of multi degree of freedom mechanism in dynamically generated trajectory in real-time processing of continuous synchronization control and balance signal is introduced in detail.
55122 采用了非线性实时迭代优化算法设计实现CTS多自由度机构的缓冲同步控制算法,解决动态轨迹的连续同步控制问题;运用零相位偏移的数字滤波器设计小滞后的实时滤波算法,实时提取天平信号的有效信号。 CTS is realized by using the nonlinear iterative optimization algorithm real-time design more degrees of freedom buffer synchronization control algorithm, to solve the problem of the continuous synchronization control the dynamic track;The design of digital filter using zero phase shift small hysteresis real-time filtering algorithm, real-time extraction balance signals effectively.
55123 最后将CTS连续动态轨迹试验方式的风洞试验数据与传统的位置控制方式的试验数据进行了对比。 Finally the CTS continuous dynamic test track way of wind tunnel test data with the traditional way of position control of the test data were compared.
55124 结果表明,在相同条件下,连续动态轨迹试验方式减少风洞CTS的试验时间约60%,所产生的分离轨迹数据与位置控制方式一致。 Results show that under the same conditions, continuous dynamic trajectory test way to reduce wind tunnel of the CTS test time by about 60%, the separation of trajectory data consistent with the position control mode.
55125 针对小样本数据的区间估计问题,将Bootstrap分析方法中的重复抽样思想引入到灰色估计理论中,提出改进的小样本区间估计算法。 Interval estimation problem for small sample data, introduce the ideas of the Bootstrap analysis method of repeated sampling to the grey estimation theory, put forward the improvement of the small sample interval estimation algorithm.
55126 该算法首先对原始样本进行抽样处理获取新样本,然后基于灰色距离测度计算满足一定灰色置信度的灰色置信区间。 The algorithm firstly to sampling the original sample for new samples, and then based on the grey distance measure to calculate meet certain grey confidence level of grey confidence interval. For three different grey distance measure method to get the confidence interval of, choose location and interval width as evaluation index, with the rigorous mathematical proof analysis to compare performance of three kinds of interval estimation method.