The problem of satisfactory PID control for a class of stochastic systems with constraints on dynamic error coefficient, steady-state output variance and relative stability margin is considered.
研究一类随机系统具有期望的动态误差系数、稳态输出方差和相对稳定裕度约束的满意PID控制问题。
As shown in the figure, the error is decreased as the parting coefficient increased.
如图所示,当分隔系数上升时,分隔错误会减少。
The computer simulation is performed, and the results show that when the distance on measure is certain, the coefficient of the intensity modulation will decrease with the fixing error increasing.
计算机仿真结果表明,当待测距离一定时,光强调制系数随着安装误差的增大而减小。
But from abroad in the use of the airport runway friction coefficient test purchase of vehicles demarcation device error is found, it is impossible to guarantee the next instrument.
但在使用从国外购买的机场跑道摩擦系数测试车过程中发现标定装置误差太大,根本无法保证接下来的测量。
The accuracy of anisotropic coefficient mainly depends on the statistical error of the counting.
各向异性系数的准确度主要取决于探测器计数的统计误差。
The correction coefficient needs to be adopted to calculate the determinated value of work curve, it simplifies the operation, reduces error and enhances the accuracy and precision.
采用大肚移液管,将标准溶液配制成整数级别的贮备液、中间液、使用液时,利用工作曲线计算测定值需要引入校正系数,利用该方法可简化操作,减少误差提高实验准确度、精密度。
The maximum entropy deconvolution is performed under the premise that seismic wavelet is of minimum phase, so the forward prediction error is equivalent to reflection coefficient series.
最大熵反褶积是在地震子波为最小相位条件下进行的,其向前预测误差就等于反射系数序列。
Comparing with the existing models, the new model can describe the interaction between gas phase and particle phase reasonably, and avoid error caused by the inaccurate experiential coefficient.
与现有模型相比,新模型不仅合理地描述了气固两相相互作用的物理过程,而且避免了以往采用经验系数所导致的误差和局限性。
A method of measuring metal linear expansion coefficient of aluminium alloy by a percent meter is introduced. The error analysis in the result of the measurement is conducted.
本文介绍了一种用百分表测量铝合金金属线胀系数的方法,并对测量结果进行了误差分析。
This paper analyzes the factors that influence the measure of linear coefficient of expansion, so that the error of the experiment can be decreased.
对可能影响金属线胀系数测量的各个因素进行分析,以达到减小实验误差的目的。
The experimental results show that, within the error allowed, this system maintains reflection coefficient at around 0 automatically and achieves the best transmission for RFID power.
实验结果表明,在误差允许范围内,该系统自动将反射系数稳定在0点的周围,实现了RFID读写器功率的最佳传输。
In comparison with BP method and RBF method, the SVM method is proved to be the best in terms of absolute error, relative error, correlation coefficient and variance.
模拟结果与BP网络方法、R BF网络方法相比,在绝对误差、相对误差、相关系数以及数据方差方面都是较优的。
With the error network parameters, the real network's input reflecting coefficient is revised and the measurement precision of measuring line system is improved.
利用误差网络参数,对被测网络的输入反射系数进行误差的自动校正,提高了测量线测试系统的测量精度。
Through reform the modulating function of the winding to set up the mathematic model, by which it analyses and calculate the layer coefficient, quadrature error, electrical error.
通过改造绕组调制函数所建立的数学模型分析计算绕组的分层系数、正交误差和电气误差。
The weight matrix is replaced by using weight coefficient, and avoids calculating inverse matrix of the error variance matrix.
用计算加权系数的方法代替了原来的计算加权矩阵,从而避免了求解滤波误差方差阵的逆矩阵。
D-optimal test scheme was presented for calibrating second-order coefficient K2 of PIGA (Pendulous Integrating Gyro Accelerometer) error model on a precision centrifuge with counter-rotating platform.
提出了一种在带有反转平台的精密离心机上标定陀螺加速度计误差模型二次项系数K 2的D -最优试验方案。
Secondly, error modules of main braking were established and errors of the guidance law designed above were analyzed by error sensitivity coefficient matrixes.
其次,建立了月球软着陆主制动段的误差模型,并运用误差敏感系数矩阵对所提出制导律的制导误差进行分析。
Secondly, testing the exterior wall's heating transfer coefficient in tier building, the differences between testing valve and design value is about 8.43%, and analysis the reason of the error.
其次对一栋多层建筑的外墙传热系数进行了测试,测试值和设计值相差8.43%,并分析了产生误差的原因。
The algorithm is able to adjust the schedule to make the strip thickness error less than set one by modifying the limit coefficient of rolling force.
该算法通过调整轧制力限制系数来调整约束条件使得最后道次的出口厚度与目标厚度的偏差小于给定误差,并同时获得优化的轧制规程。
The great error could be produced in measuring the residual stress in a weld with the use of calibration coefficient for the base metal instead of the weld metal.
目前通过应变增量计算残余应力的方法仍然是通过事先试验标定,测量超强或低强匹配焊缝中的残余应力时采用的仍然是母材的标定系数,因而会带来严重误差。
The regression coefficient between corneal power and the refractive error increased from apex to peripheral area.
角膜中央到周边曲率与等效球镜度的回归系数逐渐增加。
This paper presents systematically a Kinematic Influence coefficient method for kinematic and kinematic error analysis of planar linkages.
本文系统地阐述了平面连杆机构运动与运动误差分析的影响系数法。
Also, this paper presents the error code rate formula, the optimal weighted coefficient and error code rate numeric curves.
并给出了误码率公式以及最佳加权系数和误码率数值曲线。
The stopping time is chosen by minimal mean square error, signal-to-noise ratio and minimal correlation coefficient based on the information of the original (ideal) images and noises.
根据原始图像与噪声的相关信息,应用最小均方误差、信噪比与相关系数最小原则确定微分停止时间。
How to apply WLSE to node localization algorithm and choose proper weight coefficient to reduce location error are introduced.
介绍了如何将加权最小二乘估计应用于节点定位以及如何合理地选择加权系数以降低定位误差。
The definition and classification of material's thermal expansion coefficient are introduced briefly. The thermal deformation calculation method and error of parts often used in practice are analyzed.
简要介绍了材料热膨胀系数的定义及分类,并对经常使用的零件热变形的计算方法及计算产生的误差进行了分析。
Hence, an error function with variable weighted coefficient is defined to control value of gradient norm.
因此,定义了一种变系数加权的误差函数,以控制梯度范数的大小。
The output mean value was increased and the variance was decreased by choosing suitable partial interference cancellation coefficient for MV-PIC, and its performance of code error is superior to PIC.
选择恰当的部分干扰消除系数,可以使MV-PIC的输出均值增大、方差减小、误码性能优于PIC检测器。
The output mean value was increased and the variance was decreased by choosing suitable partial interference cancellation coefficient for MV-PIC, and its performance of code error is superior to PIC.
选择恰当的部分干扰消除系数,可以使MV-PIC的输出均值增大、方差减小、误码性能优于PIC检测器。
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