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近似线性化
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  approximate linearization
     Approximate Linearization of Nonlinear Systems A Neural Network Approach
     基于神经网络的非线性系统近似线性化(英文)
短句来源
     Approximate linearization is a design method for nonlinear system.
     近似线性化是针对非线性系统的一种系统设计方法。
短句来源
     Study on approximate linearization method
     一类近似线性化方法的研究
短句来源
     Approximate Linearization and Stabilization of Mathematical Model for WMR
     移动机器人数学模型近似线性化及反馈镇定
短句来源
     This exact linearization is different from the approximate linearization which is often used in engineering, which is no error in a large enough area.
     这种精确线性化不同于以往工程技术中常用的近似线性化方法,它在足够大的“区域”中是没有误差的。
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  approximately linearized
     The equation of the torpedo longitudinal motion is nonlinear, so the approximately linearized method has its localization.
     鱼雷纵向运动方程是非线性微分方程 ,非线性系统近似线性化建模方法有着不可忽视的局限性 .
短句来源
  “近似线性化”译为未确定词的双语例句
     The practical linearization and the fuzzy linearization approaches are introduced and applied to the mathematic model of the ship track-keeping nonlinear system.
     针对船舶航迹非线性被控对象中的非线性环节,论述了如何通过两种线性化手段即局部线性化方法和模糊线性化方法,对船舶航迹控制的数学模型进行近似线性化
短句来源
     By using the state feedba ck control of partial feedback linearization and precise feedback linearization,a swing up controller and a balancing controller are designed.
     运用部分反馈线性化方法设计了摇起控制器,利用精确反馈线性化方法和近似线性化后的LQR方法设计平衡控制器。
短句来源
     Because of the extreme nonlinearity of the two-wheeled self-balancing robot, application feasibility of nonlinear system control strategy based on linear approximation method, exact linearization and intelligent control have been investigated.
     针对具有强非线性的前进子系统,论证了基于近似线性化、精确线性化及智能控制的非线性系统控制策略的应用可行性,据此按照不同性能要求设计了三种前进速度控制器:渐近跟踪鲁棒调节器简单精确,具有良好的干扰抑制能力;
短句来源
     As is well-known, the design oftraditional PID control、 PSS(power system stabilizer) and LOEC(linear optimalexcitation control) is based on the approximate linear model around the equilibrium point, so they can only handle the small disturbance problems.
     传统的PID控制、PSS(电力系统稳定器)和LOEC(线性最优励磁控制)的设计是基于某一平衡状态下的近似线性化模型,因此它们只能处理小干扰情况下的稳定问题。
短句来源
     This new method has high accuracy and fits in wide time domain in contrast to the classical control methods because of no approximation of the reactor model. The nonlinear control law is not too complicated.
     与传统的古典控制方法相比 ,此方法不必对模型进行近似线性化处理 ,因而 ,控制精度较高 ,适用的时域范围较广 ,控制律也不太复杂。
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  approximate linearization
By approximate linearization approach, a feedback control law stabilizing the closed-loop system is obtained.
      
Output tracking control design of a helicopter model based on approximate linearization.
      
  approximately linearized
The hub actuation is based upon an integral manifold approach in which the system dynamics are approximately linearized to any order of a small parameter E representing stiffness of the robot arms.
      
In addition, the MTJ yields approximately linearized error dynamics, and therefore an improved performance over the standard TJ algorithm.
      


A set of approximate linearized yield-functions is presented for metal materials. It is a set of polygons with twelve edges which locates between the Tresca's hexagon and the twin shear-stress-hexagon. Using this yield-function in the limit analysis of constructions, a more accurate solution can be obtained.

本文提出了金属材料的一种近似线性化初始屈服函数,它是位在Tresca六边形和双剪应力六边形之间的十二边形(族).应用这种屈服函数进行结构极限分析,计算工作量增加不多,可以得到精度比较好的结果.

Based on the method we proposed for dynamic analysis of nonlinear and time-varying system in [1] [2], a vertical dynamic analytical model of nonlinear railway vehicle/track system is presented in this paper, and its computation program is given. The model and the program are superior to those existing onEs in many aspects. The influences of many factors such as nonlinearity, system parameters and running velocity on dynamic response are analysed. The optimum method of linearization of nonlinear track support...

Based on the method we proposed for dynamic analysis of nonlinear and time-varying system in [1] [2], a vertical dynamic analytical model of nonlinear railway vehicle/track system is presented in this paper, and its computation program is given. The model and the program are superior to those existing onEs in many aspects. The influences of many factors such as nonlinearity, system parameters and running velocity on dynamic response are analysed. The optimum method of linearization of nonlinear track support elastic characteristics for equivalent linear dynamic analysis are given. Some phenomena never known before are discovered and adequate interpretation is presented.

根据[1]、[2]文建立的非线性时变系统动力计算方法,本文提出了更接近我国实际的非线性轮轨动力分析模型,建立了系统运动方程并组程求解。本文方法的功能和计算精度明显优于已有方法。作者全面分析了非线性、结构参数、行车速度等对动力效应的影响;计算了轨道支承非线性弹性近似线性化所引起的动力效应偏差,并给出减小偏差的办法;发现了支承良好的平直接头会产生动态冲击等新现象并给予合理阐释。对加强较高速轨道结构提出了一些建议。

In this paper,the theory of the inverse problems in elastodynamics and its applications are intro-duced. As for recent researches,the linearizing metheds due to Born approximation and the fundamentof tomography technique using elastic waves are emphasized,and several experiment techniques aresummarized. Finally, some key problems are discussed for further development.

本文介绍了弹性动力学反问题的理论和方法及其在工程实际中的应用。对本学科的当前发展,重点介绍了Born近似的线性化方法和利用弹性波的层析成象技术的理论基础,同时对一些实验技术作了简要介绍。对本学科的进一步发展值得注意解决的问题作了展望。

 
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