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- The nonlinear coupling equation between wave ensembles with three modes is derived by the random phase approximation and the zero dissipation limit. 然后,在零耗散极限和无规相位近似下,求得了不同模态波包的非线性共振耦合方程。
- nonlinear coupling equation 非线性耦合方程
- The method transforms the problem of solving a set of nonlinear coupled equations into finding the intersection point of two graphs plotted using the frequency response information of the process. 该方法巧妙地将求解一组耦合非线性方程的问题转化为寻找采用受控对象频率响应信息来绘制的两条曲线的交点问题。
- Based on the nonlinear Schr? dinger coupling equation, through the numerical simulation, investigate the frequency-shift phenomenon of femtsecond pulse in photon crystal fibers. 摘要基于耦合非线性薛定谔方程,通过数值模拟,研究了飞秒脉冲在光子晶体光纤中的频移现象。
- Based on the nonlinear Schr?dinger coupling equation,the impact of input power of soliton in the Photonic crystal fibers on the pulse evolution is studied by numerical simulation. 基于耦合非线性薛定谔方程,通过数值模拟,研究了光子晶体光纤中孤子脉冲的输入功率对脉冲传输的影响。
- The bistable bahavior originating from optical nonlinear coupling between a prism and a nonlinear waveguide by using Fresnel formulas is described. 利用菲涅耳公式计算了棱镜非线性光波导耦合.
- The nonlinear coupling problem of three-phrase electrode is solved by expert system with a self-adapted coefficient in its expert formula. 在专家系统的解耦规则表达式中,给加权因子赋予了自调整能力,有效解决了三相电极电流的非线性耦合问题;
- Then uses four wave mixing power coupling equation, conducts the value simulation research to DSF+SMF cascade structure double pump FOPA. 然后利用四波混频功率耦合方程,对DSF+SMF级联结构双泵浦FOPA进行数值仿真研究。
- Through the nonlinear coupling interactions between atomic waves, the structure appears as the matter-wave gratings, and diffracts its surrounding atomic waves. 通过原子波之间非线性耦合相互作用,这种结构可以表现为物质波光栅,对其周期的原子波产生衍射现象。
- In this paper, dual-beam transmission problem that possess to a certainty included angle and gains the nonlinear Schrdinger coupled equation (NNLSE) in self-defocusing media is discussed. 摘要自散焦介质中双光束斜入射耦合能发生光束偏转,通过数值模拟发现在非线性折射率不是均匀分布时光束偏转能降低抽运光功率并且偏转角度不减小,在相同的功率条件下,能产生更大的偏转。
- The theoretical models of sigle resonant OPO(SRO for short) and doubly resonant OPO(DRO for short) were established. In the base of the nonlinear coupling wave equations,the thresholds and the conversion efficiency curves of the two models were got. 建立了单谐振OPO(简称SRO),双谐振OPO(简称DRO)理论模型,从非线性耦合波方程出发得到两种模型的振荡阂值以及转换效率曲线。
- Methods RQA methods were applied to experimental data obtained from 17 rabbits.The nonlinear coupling patterns of respiration-heart rate were observed before and after isoprenaline was used. 方法健康家兔17只,采用重现量化分析(RQA)方法,分析了17只家兔在注射异丙肾上腺素前后呼吸-心率耦合关系的变化。
- Multi-tank flow systems, which are nonlinear coupling systems with time delay and are of very wide application background in production practice, are typical controlled plants in process control. 多容器流程系统是具有纯滞后的非线性耦合系统,是过程控制中一种典型的受控对象,在生产实践中有着非常厂泛的应用背景。
- Miscible compressible displacement in porous media is modelled by a nonlinear coupled system of two parabolic equations: the pressure equation and the concentration equation. 摘要有界区域上多孔介质中可压缩可混溶驱动问题由两个非线性抛物型方程耦合而成:压力方程和饱和度方程均是抛物型方程。
- By using the asymptotic theory a class of nonlinear coupled system is considered. 摘要利用渐近理论,讨论了一类非线性对偶系统。
- The coupling characteristics of the channelized nonradiativedielectric guide (NRD-guide) are analyzed and the precise coupling equations are given. 对通道化无辐射介质波导(NRD)的耦合特性进行了分析,给出了精确耦合方程。
- Miscible compressible displacement in a porous media is modelled by a nonlinear coupled system of two parabolic equations: the pressure equation and the concentration equation. 摘要有界区域上多孔介质中可压缩可混溶驱动问题由两个非线性抛物型方程耦合而成:压力方程和饱和度方程均是抛物型方程。
- The couple equation is symmetrized by modal synthesis method.Then the response of water, chamber and ship under earthquake are calculated through modal subspace. 采用模态综合法实现了耦合方程的对称化,利用振型叠加法计算了地震作用下水体的响应和承船厢以及船的运动情况。
- Abstract: The coupling characteristics of the channelized nonradiative dielectric guide (NRD-guide) are analyzed and the precise coupling equations are given. 摘 要: 对通道化无辐射介质波导(NRD)的耦合特性进行了分析,给出了精确耦合方程。
- The airship was modeled with six dimensional nonlinear and coupled equations of motion, controlled with d. c. motors in ox axes of airship, rudder and elevator. 飞艇的动力学模型采用六自由度非线性模型。飞艇采用安装在飞艇轴向由直流电机带动的螺旋桨作为动力。