Duffing相关论文
The boundedness of all the solutions for semilinear Duffing equation x″+ω~2x+φ(x)=p(t),ω∈R~+\(?) is proved, where ......
The existence of Silnikov's orbits in one coupled Duffing equation is discussed by using the fiberstructure of invar......
本论文丰要是研究混浊水海域沉底雷或者掩埋雷探测中声信号的检测方法问题。在混浊水海域,由于海水中含有大量的泥沙、藻类以及浮......
针对数字通信和雷达等系统数字处理过程中经常使用的复信号,提出一个新的复Duffing方程,分析了其动力学行为.通过计算最大李氏指数......
研究了采用Duffing混沌振子检测微弱正弦信号频率的可行性并分析了检测性能,提出了利用混沌振子输出方差极值对来检测微弱正弦信号......
利用Duffing振子对特定微弱正弦信号极其敏感以及对噪声免疫的特性,可以将微弱正弦信号引入系统中,根据混沌系统相轨迹的变化将噪......
我们报导与二的同步行为联系的一些新结果联合了未击中振荡器(DDO ) 的双井。为经由线性州的错误反馈控制的驱动器和反应 DDO 的全......
传统微弱信号检测方法在处理非线性Lamb波信号时存在精度不高且抗噪性能有限的问题,Duffing vander-pol系统作为非线性动力学系统......
The solution for the Duffing equation in anonlinear vibration problem is studied in this paper. Clearly,in the case of t......
针对涡街流量传感器在小口径、低流速下信号微弱，易被强噪声淹没而难于提取的特点，提出了利用Duffing振子检测微弱信号的方法．通过仿......
针对微弱信号检测的难点问题,提出了一种应用于未知频率微弱信号的分段测频检测方法.利用双耦合Duffing系统相轨迹状态的跃迁对于......
针对微弱信号检测的难点问题,提出了一种应用于未知频率微弱信号的分段测频检测方法.利用双耦合Duffing系统相轨迹状态的跃迁对于......
分析了Diffomg立的基本形式，阐述了基于混沌信号相平面变化过行弱信号检测的工作原理，分析了蔡氏电路中混沌吸引子的建波及螺旋表示......
对Dufiqng振子大周期态相轨迹特性进行了研究，提出了一种利用Duffing振子大周期相轨迹运动实现频率测量的方法．仿真结果表明，该方法的......
对Dufiqng振子大周期态相轨迹特性进行了研究，提出了一种利用Duffing振子大周期相轨迹运动实现频率测量的方法．仿真结果表明，该方法的......
硬弹簧Duffing 系统在同一简谐激励下有时有多个周期解,并且系统能在这几个解之间来回跳动,也就是突跳.为精确找到系统随参数变化......
硬弹簧Duffing 系统在同一简谐激励下有时有多个周期解,并且系统能在这几个解之间来回跳动,也就是突跳.为精确找到系统随参数变化......
Based on the theory of Duffing oscillator weak signal detection and the technology of extended binary phase shift keying......
针对改进型Duffing混沌系统检测微弱信号,求解Lyapunov阈值时间过长问题,提出二分法实现快速求解Duffing系统由混沌到周期态的阈值......
针对改进型Duffing混沌系统检测微弱信号,求解Lyapunov阈值时间过长问题,提出二分法实现快速求解Duffing系统由混沌到周期态的阈值......
通过Duffing混沌系统和lorenz混沌系统的结合,产生了一个新的结构复杂、多参数的六维超混沌系统,对系统中7个参数的Lyapunov指数仿......
将Duffing振子用于弱暂态正弦信号的检测,发现可被检测的暂态正弦信号的持续时间下限为12个周期,对相位随机分布并淹没在噪声中的......
The jump and bifurcation of Duffing oscillator with hardening springsubject to narrow-band random excitation are systema......
混沌学理论研究发现杜芬系统在其处于混沌状态时，对噪声具有很好的“免疫”功能，而对微弱特征信号却十分敏感。在此基础上，通过对两种......
基于Duffing 系统输出值方差变化规律,提出了一种微弱信号检测新方法。该方法能够排除相位差对传统相平面检测方法的限制,有效检测......
A lot of methods, such as Jacobian elliptic function analysis, are used to look for the explicit exact solution of Duffi......
In 1982, DING Tong-ren gave a basic theorem about existence of periodic solutions of Duffing equations with double reson......
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为解决传统注入法选线受高阻接地限制的难题，提出一种基于注入式Duffing振子选线新方法。该方借助Duffing系统对与内驱力同频小信号......
In this paper, the well known implicit function theorem was applied to study existence and uniqueness of periodic soluti......
With the increasingly deep studies in physics and technology,the dynamics of fractional order nonlinear systems and the ......
The present paper is concerned with two novel approximate analytic solutions of the undamped Duffing equation. Instead o......
This paper is devoted to the study of second-order Duffing equation with singularity at the origin, where? tends to posi......
We develop in this text a probabilistic approach to deterministic nonlinear systems. By studying the spectral properties......
Homotopy Analysis Method for Large-Amplitude Free Vibrations of Strongly Nonlinear Generalized Duffi
In this study, the homotopy analysis method (HAM) is used to solve the generalized Duffing equation. Both the frequencie......
This paper discusses a novel technique and implementation to perform nonlinear control for two different forced model st......
利用Duffing 振子检测微弱信号的关键在于对振子相变的正确判别,针对现有Duffing 振子相变判别方法存在计算量大、不易量化处理的......
提出了基于混沌理论的中性点补偿电网五次谐波故障选线方法。首先，基于混沌理论研究故障背景信号的神经网络建模方法，通过神经网络的......
In this paper, the well-known Duf fing equation and the nonlinear equation describing vibration of the human eardrum are......
为识别同频音频广播节目，提出在节目源间歇地添加确知的微弱正弦周期信号作为识别信息， Duffing 振荡器阵列检测解调的音频信号中弱......
同音频广播节目的识别,是广播节目监测系统中技术性很强的工作.对于幅员辽阔的我国疆土,广播覆盖和广播实验工作始终离不开对广播......
The dynamical behavior on fractional-order Duffing system with two time scales is investigated,and the point-cycle coupl......
This paper presents a comprehensive stability analysis of the dynamics of the damped cubic-quintic Duffing oscillator. W......
In this paper, the existence of chaotic behavior in the single-well Duffing Oscillator was examined under parametric exc......
