结合干扰管理模型的特点,使用基于扰动值的改进节约算法进行求解。
On the basis of the characteristic of the model, the improved saving algorithm based on disturbed value is designed based on the disruption value.
作者研究了在周期性负荷扰动下电力系统安全盆的分形侵蚀,通过数值仿真给出了不同的扰动值对安全盆的侵蚀程度。
The fractal erosion of safe basin in a power system disturbed by a periodical load is studied, and the erosion extent induced by different disturbance values is numerically analyzed.
计算机声学分析表明电子喉音的音调扰动值和频带宽度与正常人的喉音比较差异无显著性(P >0 .0 5 )。
The acoustic analysis with computer indicated that pitch perturbation and width of frequency in electrolaryngeal voice were approximated to those in normal voice ( P >0.05).
讨论了带非负扰动并具有第二类边值的临界非齐次多重调和方程的多解存在性和非存在性。
This paper deals with the existence and nonexistence of solutions for a critical semilinear polyharmonic equation with the second boundary and with a non-negative perturbation.
如果只考虑磁扰动的贡献,不同值的振动模的频率变化仅只是涨落磁场能谱的函数。
For the magnetic perturbation contribution, we obtain the frequency shift of modes with different degree as a function of the spectrum of fluctuating magnetic field.
人们不仅关注传统意义上的供电可靠性、稳定性以及各种参量偏离标称值问题,而且也对诸如振荡和脉冲之类的动态扰动现象开始重视起来。
Not only the deviation of voltage and frequency from the rating value or other traditionally focused problems, but also the dynamic disturbance phenomena including oscillation and pulse are concerned.
通过该方法可以确定非平稳的电能质量扰动信号的时间、频率和幅值信息;同样也可以精确的检测出谐波的幅值和频率。
It can detect time, amplitude and frequency of the power quality disturbances and also detect amplitude and frequency of harmonics by this method.
该方法对系统参数变化具有很强的鲁棒性,能够消除外部定值扰动。
More importantly, this method has high robustness to system parametric variations and strong rejection to external constant-disturbances.
并且组合模型进一步给出了回归分析中误差扰动项未来值的一些信息,提高了预测精度。
In addition, some information of the future value of random disturbance term in regression analysis is delivered by complex model, so that the forecasting accuracy is improved.
高空具有高湿位势涡度值的干冷空气叠加在低层扰动上,有利于不稳定层结的加强和降水发生。
The upper level dry and cold air with high moist potential vorticity value was superposed to the low-level disturbance, which was advantageous to instability stratification strength and precipitation.
在反应堆物理计算中,扰动计算需要中子本征值方程的共轭方程。
Perturbation calculation in reactor physics requires the neutron adjoint eigenvalue equation.
到达设定的功率定值后,系统可投入自动调节,克服扰动,维持反应堆稳定运行。
The power regulating function of system can overcome the disturbance and maintain the stability of the reactor after reactor power reaches the fixed value of power.
既做到了实时调整,又避免了人为修改给定值系统带来的较大扰动,同时节约了能源。
As a result, the mode can realize real time adjustment, avoid big temperature disturbance because of changing man-made fixed value and save energy.
结果表明:当环境流中弱二次切变强度增加(减少)时,扰动动能的最大值增加(减小),扰动动能的变化加速(减速);
The result indicates:when the weakly secondary shear grows(decays), the maximum value of the perturbation kinetic energy also grows(decays), and the change of the energy accelerates(slows).
从无人机的数学模型出发,在特征点作小扰动线性化处理,采用特征值配置法对线性化对象设计线性控制器。
UAV mathematics model is linearized by little disturbance method in equilibrium operating points, then linear controllers are design by applying eigenvalue configuration method to the linear models.
在MATLAB环境下分别进行设定值改变、对象特性改变和加随机扰动三个环节的系统仿真实验。
Then under the MATLAB environment, author has done system simulation experiments by altering given value, changing controlled object characteristic and adding random disturbance.
电力系统基波幅值、相位、频率扰动是最基本的电能质量扰动。
Amplitude deviation, frequency deviation and phase deviation are basic power quality disturbances.
计算结果证实,抗差自适应滤波不仅计算简单,而且能有效地控制观测异常和载体状态扰动异常对动态系统参数估值的影响。
It is shown, by derivations and calculations, that the new adaptive filtering is not only simple in calculation but also robust in controlling the measurement outliers and kinematic state disturbing.
利用结构扰动结果分析了线性连续区间系统的特征值的分布情况。
And we apply the results of the structured perturbation bounds to the analysis for eigenvalue clustering of interval systems.
考虑当目标函数在约束条件下的最优值作扰动时,使各约束作极小扰动的非线性规划问题。
The nonlinear programming problem that the constraint perturbation attains minimum under the condition when the objective function makes its optimal perturbation is considered.
为了减少每次需要控制的阵元数,提高系统鲁棒性,在此基础上进一步提出了利用天线选择性幅值扰动形成零陷的方法。
Based on this new method, a selective algorithm is introduced for the purpose of reducing the number of controlled elements for null steering, and increasing the robust of the system.
同时,控制电路必须对整流电路、逆变电路等系统主电路部分进行功率控制,使在各种扰动下维持系统各参量不偏离其设定值。
At the same time, the control circuit must realize power regulating of the rectifying circuit and the inverter circuit and keep some parameters impervious to the interferer.
目的研究锥扰动集值映射向量优化问题锥有效解的锥次可微性。
Aim to study the cone subdifferential of the cone efficient solution sets for set valued vector optimization problem with perturbed order.
求解扰动速度幅值的演化规律,是流动稳定性非线性理论的关键问题之一。
One of the key problems in the nonlinear theory of the hydrodynamic stability is to determine the law of the evolution of the disturbance velocity amplitude.
西风基本气流对应着扰动动能的极大值而东风则对应着扰动动能的极小值。
The maximum perturbation kinetic energy is linked with the westerly basic flow and the minimum perturbation kinetic energy is linked with the easterly.
潮汐谱峰对应的频率一般与其定义值有偏离,说明它们经常处在被扰动的状态。
The frequency corresponding to each tidal component often shows a deviation from its definition value.
研究了系统固有频率受二值噪声扰动时,调制二值噪声驱动二阶过阻尼线性系统的随机共振现象。
The phenomena of stochastic resonance of an over-damped second-order linear system with modulated dichotomous noise are investigated.
研究了系统固有频率受二值噪声扰动时,调制二值噪声驱动二阶过阻尼线性系统的随机共振现象。
The phenomena of stochastic resonance of an over-damped second-order linear system with modulated dichotomous noise are investigated.
应用推荐