In such a limited development scope, hardware designs often suffer at the hands of commercial interests, and result in unstable systems. 在这样一种有限的开发领域里,硬件设计经常因商业兴趣的影响而导致开发出的系统不稳定。
Governments of transition economies confronted with unstable banking systems are currently considering how to avoid such instabilities in the near future. 转型经济期国家的政府面临不稳定的银行系统普遍需要考虑的问题是如何避免以后再次发生类似的情况。
Uniform Exponential Stability for a Class of Non-smooth Slowly Varying Unstable Linear Systems 一类非光滑慢变不确定线性系统的一致指数稳定性
It is demonstrated that ADRC is effective and thus has a promising future in the control for unstable systems and non minimum phase systems. 仿真研究发现,只要对控制器的设计略加改造,ADRC对上述对象都具有满意的控制性能,从而显示出ADRC在不稳定对象和非最小相位对象控制中的应用前景。
Integrator and dead time process is a special case of unstable systems. 包含非自衡对象的过程,是不稳定过程中的一种特殊情况。
Vibrational control is a method for modification of dynamic properties of linear and nonlinear systems by introduction of fast. zero-average oscillations in a system parameters. This paper is concerned with tbe issue of stabilization of unstable linear systems under coefficient perturbation by using vibrational control. 振动控制是在线性或非线性系统的参数中引入快速的、零均值的小幅振动来改善系统的动态特性,本文研究利用振动控制方法来稳定系数扰动的非稳定线性系统问题,并给出计算实例。
The algorithm can be applied to a broad range of systems, including open loop unstable systems and non minimum phase systems. 该算法对于开环不稳定系统和非最小相位系统同样适用。
Robustness for Unstable Nonminimum-phase Systems 不稳定非最小相位系统的鲁棒性研究
Chaotic measurement is a completely new principle which can be used for high precise measurement in extremely unstable systems. 混沌测量是一种全新的测量原理,它能用极不稳定的测量系统实现高精度测量。
However, the ball and beam system is just the best experiment tool of solving this contradiction. It is simple, safe and has all important dynamic characteristics of nonlinear and unstable systems. 而球杆系统正是解决这种矛盾的最好的实验工具,它简单、安全并且具备了非线性不稳定系统所具有的重要动态特性。
Optimal stabilization of unstable linear switched systems via switching strategy 不稳定线性切换系统的优化切换镇定
Shape Analysis and Internal Force in Unstable Systems 不稳定体系的形态及内力分析
A new weighted adaptive control scheme is derived for the control of non-minimum phase and open-loop unstable systems, and there can be direct-transmission in the systems. 本文推导出一种新型加权无差自适应控制方法,它可以应用于开环不稳定系统及非最小相位系统,被控对象之中可以含有直接传输项。
Simulation Study on Auto-disturbance rejection Control for Unstable Systems and Non-minimum Phase Systems 不稳定对象及非最小相位对象的自抗扰控制仿真研究
Studies on the Application of Mixed Analytical Enhancing Agents on the Unstable Colored Complex Systems ⅰ. Cd(ⅱ)-GBHA System 混合增效分析试剂对不稳定配合物显色体系应用探讨&1Cd~(2+)-GBHA体系
In the first step, it discusses the complete parameter sets of stabilizing PI controllers for both first-order stable and unstable systems with time delays. 第一步讨论了一阶稳定与不稳定时滞系统可镇定PI控制器的参数域问题。
Identification of Linear Invariant Unstable Systems 线性定常不稳定系统的辨识
From discussing the relations between geometrical component and statically determinate property of structures, the suitability was explained in this paper to employ geometrical unstable systems in long-span bridge structures. 通过分析结构几何组成与结构静定特性的关系,论证了几何可变体系用于工程结构特别是大跨度桥梁结构的适宜性。
When the systems satisfy some conditions, the unstable systems can be Lyapunov asymptotically stable through the switching strategies. 当系统满足一定条件时,这种切换策略能使不稳定切换系统Lyapunov渐近稳定。
Moreover, a necessary condition for the existence of a PI controller or a PID controller to simultaneously stabilize the open-loop unstable time-delay systems is also derived. 推导了一阶不稳定时滞系统PI控制器和PID控制器的存在性条件;
Study of form and force for unstable systems in geometrical stable equilibrium state 可变体系的几何稳定平衡状态及受力分析
Factor experiment proved that cyclosporine A-loaded SLN dispersions belong to thermodynamically unstable systems and high temperature and light had a certain effect on the storage of SLN dispersions. 4. 影响因素实验证明环孢素A固体脂质纳米粒分散液属于热力学不稳定体系,高温和光照对纳米粒的储存都有一定的影响。长期稳定性实验表明,CsA-SLN适宜在低温避光条件下保存。
However, the foreground system is built on China Unicom Corporate system, and sub-background systems of provinces have to be called by the background system. This results in unstable communication between systems. 但是,由于前台受理系统搭建于中国联通集团公司,但后台结算系统和号卡数据等需调用省分后台系统,造成了系统间不能稳定的进行信息交互。
How to control the unstable economic systems to make the systems develop under healthy direction is a significant research with actual meaning. 如何对不稳定的经济系统积极地施加控制,使系统在干预下朝着健康的方向发展,是一个有很大实际意义的课题。
No matter for normal linear systems, Large-scale linear descriptor systems or for uncertain grey discrete dynamic systems, unstable systems always worth nothing practically. 无论是对于一般的线性系统,还是广义线性系统或不确定的灰色离散系统,不稳定的系统,一般是没有实用价值的。
Foams are thermodynamically unstable systems due to their high gas-liquid interfacial area. The system has the tendency to decrease the interfacial area. 泡沫属于热力学不稳定体系,泡沫的不稳定性在于体系具有较大的界面面积和较高的表面能,所以体系具有减少界面面积使其能量降到最低的自发趋势。
Problems such as inadequate information systems, unstable supply chain systems, and irrational market structure restrict the development of foreign trade in China. It is imminent to optimizing and building complete and effective supply chain systems of foreign trade logistics. 存在诸如信息系统不完善、供应链体系不稳固、外贸市场结构不合理等问题,制约着我国对外贸易的发展,优化构建完整、完善的外贸物流供应链系统已经迫在眉睫。
This paper addresses dynamics of unstable linear discrete-time systems under unbalanced delta-modulated feedback control. 本文主要研究了,非均衡Delta-调制反馈控制下不稳定线性离散时间系统的动力学。
The great capability of this algorithm is shown in robustness, traceability, anti-interference, and controlling unstable non-minimum phase systems. 仿真结果表明该算法在鲁棒性、跟踪性和抗干扰能力等方面都具有良好的性能,且能不稳定的非最小相位系统进行控制。
Most of the current face detection products have been based on the desktop computer and they have some common disadvantages such as vast sizes, high power consumptions and unstable systems, which prevented them from being widely used. 目前人脸检测技术的主流产品都是基于通用的台式电脑,其庞大的体积、巨大的功耗和不稳定的性能都是限制该技术进一步产业化的因素。