1) linear approximation method
线性化近似
1.
By using the linear approximation method, the intensity correlation time T was studied for gain-noise model of a single-mode laser driven by colored pump noise and colored quantum noise with an additive modulation signal.
采用线性化近似,计算了加性信号调制下色泵噪声和色量子噪声驱动的单模激光增益模型的光强关联时间,发现当两噪声间互关联程度λ<0时,光强关联时间T随量子噪声强度D和泵噪声强度Q的变化曲线中出现极小值(即出现抑制);当λ≥0时,光强关联时间T随量子噪声强度D和泵噪声强度Q的增加而单调增加。
2.
By using the linear approximation method, we detect that there exist maximum (i.
采用线性化近似,计算了加性信号调制下色关联噪声驱动的单模激光增益模型的光强关联时间T, 发现当两噪声间关联程度λ为正时, T-D和T-I0曲线中出现极大值(即出现共振);当λ为负时,T-D曲线中出现极小值(即出现抑制),T-I0曲线出现两个极值(一个极小值一个极大值);当λ为零时,T随量子噪声强度D和定态光强I0的增加而单调增加。
3.
Using the linear approximation method,the intensity fluctuation is calculated in a single-mode laser driven by colored correlation noises.
采用线性化近似方法计算了关联噪声驱动的单模激光的强度涨落,发现激光强度涨落C(0)随衰减系数γ和泵噪声自关联时间τ1的变化曲线是单调减少的,随泵噪声强度Q的变化曲线中存在极小值,其大小和位置均受τ2和τ3的影响。
2) linear approximation
线性化近似
1.
The analysis of valid range of the linear approximation in a loss mod el with a single-mode laser;
三阶近似激光模型线性化近似适用范围的分析
2.
Analysis of valid range for the linear approximation method in a signal-modulated single-mode laser;
输入信号后单模激光系统线性化近似适用范围分析
3.
By using the linear approximation method, the normalized intensity fluctuation was calculated in a gain-noise model of a single-mode laser driven by colored correlated noises, and the influences of the parameters of the noises and modulation signal normalized intensity fluctuation were studied.
应用线性化近似方法计算了信号直接调制方式下由具有色关联的色泵噪声和色量子噪声驱动的单模激光增益模型的光强相对涨落 ,分析了噪声和调制信号等参量对光强相对涨落的影响 ,结果表明 ,泵噪声自相关时间与量子噪声自相关时间及其比值对光强相对涨落起到重要的作
3) approximate linearization
近似线性化
1.
Study on approximate linearization and stabilization via state feedback for WMR math model;
移动机器人数学模型的近似线性化
2.
Ball and beam approximate linearization and realization of Matlab;
球棒系统的近似线性化及Matlab实现
3.
By means of approximate linearization and reducing order to micro turbine model, its transfer function is obtained.
为更方便、经济地研究微型燃气轮机的电特性,可采用斩波器来模拟微型燃气轮机发电系统直流侧的电特性,通过对微型燃气轮机的模型进行近似线性化和降阶处理,得到了其传递函数。
4) linear approximation method
线性化近似方法
1.
Using the linear approximation method, the steady state mean normalized intensity fluctuation is calculated after input signal in a single mode laser system driven by pump noise and quantum noise with cross correlation between the real and imaginary parts.
研究了具有实虚部间关联的量子噪声和抽运噪声驱动的单模激光系统输入信号后的统计性质 ,采用线性化近似方法计算了系统的稳态平均光强相对涨落 ,分析了量子噪声实虚部间关联系数、量子噪声强度、抽运噪声强度、输入信号振幅和频率、净增益等对稳态平均光强相对涨落的影响 ,发现在量子噪声实虚部间弱关联、小噪声、远离阈值、信号振幅不大和频率较高的条件下激光场的统计涨落较小。
2.
Studied was the light intensity correlation time T varying with colored noises for a gain-noise model of a single-mode laser driven by colored pump noise and colored quantum noises with colored cross-correlation under a bias signal modulation,using the linear approximation method.
采用线性化近似方法研究了偏置信号调制下色噪声驱动的单模激光增益模型的光强关联时间随色噪声强度变化的规律,发现当两噪声间关联程度λ<0时,光强关联时间T随噪声强度D和Q的变化曲线中都出现极小值(即出现抑制);当λ≥0时,光强关联时间T随D的增加而单调增加,随Q的增加而单调减小。
5) linear approximation
线性近似
1.
This paper compares the performance of three types of linear approximations for the dynamic security region of power system with network-reduction model.
分析比较了网络约化模型下电力系统动态安全域的3种线性近似方法的综合效能,分别为: 基于稳定域二次近似的动态安全域线性近似(Q线性近似)、基于稳定域线性近似的动态安全域线性近似(L线性近似)和基于稳定域边界法向量恒定假设的动态安全域近似(L0线性近似)。
2.
This paper presents a method to measure nonlinearity of the nonlinears models under the restricted condition and also presents a numerical standard for linear approximation acceptable curvature and bias.
测量数据处理中不同的非线性模型具有不同的非线性强度，从而使得一些非线性模型可以线性近似，而另一些选择适当的参数变换后可以线性近似，还有少数不能线性近似。
3.
Hamiltonian is derived in linear approximation for a three-dimensional anisotropic simple cubicdouble-sublattice Heisenberg ferrimagnetic model.
在线性近似下导出了三维各向异性的双子格简立方Ｈｅｉｓｅｎｂｅｒｇ亚铁磁体模型的哈密顿量，采用矩阵格林函数运动方程技术，得到了自旋波的色散关系，并给出了零温时子晶格磁矩的解析表达式，数值计算结果表明，层间和层内耦合强度之比δ＝Ｊ＿／Ｊ对亚铁磁体的性质有着重要影响。
6) robust approximate feedback linearization (RAFL)
鲁棒近似反馈线性化
补充资料：反馈线性化
| 反馈线性化 feedback linearization 对非线性系统施加状态反馈使所得到的闭环系统成为线性的，或若闭环系统仍为非线性，则仍可找到一局部坐标系（j，U）或即定义在U上的非异状态变换z＝j（x）使非线性系统在新坐标下具有线性控制系统的形式。如果变换j是全局的、亦即U＝Rn，则称为全局反馈线性化，否则只能称局部反馈线性化。因为对线性系统有成熟的分析和设计办法，反馈线性化已成为非线性控制系统研究的重要途径并已得到了实际应用。 |
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条