查询词典 stability conditions

An impulsive control scheme of the Lur'e system and several theorems on stability of impulsive control systems was presented, these theorems were then used to find the conditions under which the Lur'e system can be stabilized by using impulsive control with varying impulsive intervals. The parameters of Lur'e system and impulsive control law are given, a theory of impulsive synchronization of two Lur'e system is also presented.

提出了Lur'e系统的脉冲控制系统，利用关于脉冲系统稳定的几个定理，得到了具变化的脉冲区间的Lur'e系统镇定的充分条件；并且给出了Lur'e系统的适当参数与脉冲控制律，使得两个Lur'e系统脉冲同步。

The stability of system and transmission function of the DC amplifier using a magnetic modulator is mainly discussed in this paper, and the compensation method and conditions of the stableness of the system are given.

分析了磁调制式直流放大器的传递函数，对系统的稳定性进行了讨论，给出了系统稳定应满足的条件，并介绍了保证系统稳定的补偿方法。

The second section: Under the conditions of nonlinear boundary controbility, we consider the initial boundary value problem of Camassa—Holm equations with dissipative. By using the contractive mapping fixed point theorem and a priori estimates, the existence of global smooth solution, global attractor in H〓, time periodic solution or almost-periodic solution and the global exponential stability are proved.

第二部分：在非线性控制边界条件之下，对于带耗散项的Camassa—Holm方程的初边值问题，用压缩映射不动点原理及先验估计方法，证明了整体光滑解的存在性、整体解的指数稳定性、H〓空间中整体吸引子的存在性以及时间周期解和殆时间周期解的存在性。

Optimal conditions for the extraction of xanthophylls from marigold and its stability to light and heat were studied in this paper.

研究了万寿菊叶黄素的提取条件及光照和加热对叶黄素溶液稳定性的影响。

In this work, we screened out appropriate oil menstruum and technical conditions to get a satisfying insulin oil solution, which are prepared simply and show long term stability.

我们通过溶媒的选择和工艺的改进得到了一种制备工艺简单、稳定性好的胰岛素油溶液。

A novel design of reference electrode was developed to in-situ measure the polarization of direct methanal fuel cell.The effect of humidification conditions of electrolyte on the reference electrode potential and its potential stability was investigated.

提出了用于原位测量直接甲醇燃料电池极化的参比电极的结构设计，并考察了电解质的润湿程度对参比电极的电位及其电位稳定性的影响。

The main work is to give some sufficient conditions for the existence and global exponential stability of periodic solutions for PDNNs model, without assuming the smoothness, monotonicity and boundedness of the activation functions.

这里采用的主要方法仍然是Mawhin的重合度理论和Liapunov泛函的应用，并借助于一些重要的不等式和矩阵代数技术，得到更为一般并且具有很少限制的一些新的充分条件。

Taking moving average method for the representative of technical analysis, this thesis examines the historical samples of stock market index to evidently test its ability of acquiring extra return and avoiding risk, together with the stability of its performance under different market conditions.

本文以移动平均法为代表，采用股市指数历史数据进行模拟交易，对该方法获取超额回报的能力、规避风险的能力及其在不同市场表现的稳定性进行实证分析，并对分析结果作初步理论探讨。

Navel orange varieties of good quality, stability, coupled with the Gannan region's unique climate and soil conditions.

脐橙品种优良，质量稳定，再加上赣南地区的独特气候，和土壤条件。

The sufficient and necessary conditions of the nondegeneracy and struc- tural asymptotical stability for complex systems (parallel systems, series sys- tems and closed systems) are proved.

在这基础上，给出了系统在串联、并联及反馈时构成的复杂系统的非变阶条件和结构渐近稳定的充分必要条件。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。