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- Some non linear dynamic equations with second and third degree variables are discussed, subharmonic orbits, heteroclinic orbits are obtained, and the conditions for chaos to occur are presented. 通过对含二次和三次非线性项动力方程的讨论,得到了系统的次谐轨道和异宿轨道等,给出了系统出现混沌的条件。
- non linear dynamics 非线性动力学
- The FBC is a non linear system which is chaotic. 流化床燃烧系统是一个具有混沌特性的非线性动力系统；
- NON LINEAR VOLTAGE DEPENDENT DISC HARGE RESISTORS By Power Development Co. Ltd[S]. 中国科学院等离子体物理研究所.;二滩水力发电厂励磁系统咨询报告[R]
- The present study is useful for non linear analysis,crack analysis,and overloading analysis of arch dams. 根据该模型编制了相应的程序，并对小湾拱坝进行了非线性分析、超载分析及开裂范围和开裂尺寸的研究。
- A non linear photochromic mask layer can be utilized for super resolution optical data storage. 利用光致变色介质的非线性效应特性制成掩膜,可以实现超分辨率光存储。
- This paper analysis the limitations of traditional optimization metheods for a kind of non linear programming(NLP). 对间歇化工过程用水网络优化提出了基于非线性规划的优化设计方法。
- The main idea is to make full use of the decorrelation of two complex-valued vectors in generating independent components by non linear decorrelation. 结合非正则复向量的协方差矩阵和伪协方差矩阵构造出了新的代价函数，进而提出新算法，通过复非线性不相关，从混合信号中提取出复值独立分量。
- By using the wavelet transform and the non linear optimization,we calculated parameters and determined the saltation edges of the differential ECG. 微分心电信号的突变特性反映了心肌除极波前在传播过程中的临界点现象,有可能解释心电图高频成分的成因。
- Abstract The power automatic control system on nuclear heating reactor (NHR) is a multi input &multi output non linear system. 摘要 核供热堆功率自动控制系统是一个多输入多输出的非线性系统。
- The stability of dissolving cavity for the low depth thin layer rock salt has been researched by the ADINA non linear finite element method. 为了延长盐矿井的寿命,避免开采带来的地面沉陷,并合理利用形成的溶腔,必须探讨岩盐水溶开采过程中影响溶腔稳定性的因素,以便即时采取有效的防治措施。
- In this paper, the large non linear FEM software MARC be used to calculate the 3D deformed distribution of the cold roll forming machine frame, slide seat and bolster plate. 摘要以大型非线性有限元软件marc为分析工具，建立接触分析模型，对冷滚轧机床机架、滑台及垫板进行三维有限元弹性接触分析，给出机床三维变形状态的定量描述。
- The non linear shallow water equations are considered in which the horizontal kinematic nonlinearities, nonlinear bottom friction and horizontal eddy diffusion are included. 潮汐模型的控制方程为考虑平流项、非线性底摩擦和侧向涡动粘性项的非线性浅水方程组 .
- The isothermal and dynamic enthalpy relaxation behaviors of polyetherimide were studied by using DSC, and the data obtained were non linear fitted with the KWW function. 采用DSC对不同分子量的聚醚酰亚胺的等温及动态热焓松弛行为进行了研究，并以KWW方程对实验数据进行了非线性拟合。
- A new type of non linear self repairing control strategy based on model following method using radial basis function (RBF) neural networks is presented. 提出一种基于径向基函数（RBF）神经网络的模型跟随非线性自修复控制方法。
- In addition,the relationship between compression ratio of veneer and hot pressure would be discussed in the paper,which would be non linear expression from experimental data. 笔者分析了速生杨木单板的压缩率与热压单位压力的关系,试验表明单板的压缩率与压力呈非线性关系。
- After the time series fuzzy fractal processing of the mine gas emission quantity, the non linear relations of the influence factors were combined with BP neural network. 通过对矿井瓦斯涌出量时间序列的模糊分形处理,用BP神经网络对影响因素间的非线性关系进行拟合。
- Smoothing of trajectory imply that linear dynamical system is stochastic trajectory modeling. 轨迹平滑体现了线性动态系统的轨迹建模思想。
- In this paper we analysised non linear behavior of one kind of biochemical action system.We also obtained the solution of the acting dynamical equation by computer analogy. 对一类生化反应系统的非线性动力行为进行定性分析，并利用计算机模拟得到反应动力学方法的解.
