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simulation相关的网络例句

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与 simulation 相关的网络例句 [注:此内容来源于网络,仅供参考]

In the course of open-loop control system,the simulation model of asynchronous motor is obtained and realized in SIMULINK . This simulation model's structure is simple and its static and dynamic performance is good.

在开环控制系统的仿真中,推导出一种异步电动机在MT坐标系下的仿真模型、该模型具有结构简单、表静态、动态性能良好的特点,同时这个仿真模型也用于闭环系统。

Simulation results show that the performance of the open-loop control system is poor when the model parameters change. The second system is designed via feedback linearization method. Since the path signal is introduced as feedback signal, the designed closed-loop control system improves the system robustness to the parameter perturbation. Simulation results verify that the closed-loop control system shows better performance than the time optimal control system.

前者侧重于时间最短的控制性能,但由于是开环控制,当出现参数摄动时,系统的性能会受到较大影响;后者由于引入了飞艇轨迹的反馈信号,因而相对提高了系统对参数摄动的鲁棒性,计算量较小,并且仿真结果证实了这种闭环系统设计方案可以抑制参数摄动带来的影响,与时间最优开环控制系统相比,显著提高了控制精度、改善了控制效果。

Simulation optimization is a hot and new topic in the fields of system simulation,operational research and so on.

仿真优化研究基于仿真的目标优化问题,已经成为系统仿真和运筹学等领域共同关注的热点和前沿课题。

Based on which then digesting and absorbing, we should develop the effective dynamic simulation software based on Spatial Operator Algebra,for the sake of providing effective simulation software for the elecmechanical project sphere of

0算法的程序实现,本文在Mathemati.a环境下编制了链式多体系统空间算子代数符号分析程序,并用其推导了若干算例动力学方程的显示表达;此外,本文还在Delphi环境下编制了链式多体系统正反向动力学数值分析软件。

Simulation of the priority operator parsing constructor FirstVT mainly grammar and structure LastVT set simulation, operator precedence relations form the structure, function operator priority table structure, the sentence analysis of several parts, such as reduction process.

算符优先语法分析模拟构造器主要包括文法的FirstVT和LastVT集模拟构造,算符优先关系表的构造,算符优先函数表的构造,句子分析归约过程等几个部分。

In order to improve present Monte Carlo methods, method changing the node to optimistical orientation corresponding to the system having the lowest energy was proposed, which ensures the grain boundary moving to its curvature center. The new method avoided re-nucleation, and increased simulation efficiency, and made the simulation process more approaching the physics foundation of grain growth. The results show that the grain growth exponent, n=0.478, is close to its theoretic value, and the topological structure accorded with the normal grain growth of the real material.

简要回顾了晶粒长大理论并分析了现有Monte Carlo模拟方法的不足,提出了一个"择优转换"方法,确保节点转换时晶界向其曲率中心移动,以致模拟过程更接近物理基础,避免了重新形核的发生,使模拟效率大大提高,模拟的晶粒长大指数达到0.478,已接近理论值,组织形貌和实际材料正常晶粒长大组织基本一致。

Simulation studies are carried out with the software of MATLAB. Simulation results show that the vehicle can drive steadily on the optimum state by the control system.

整个控制过程用Matlab软件进行了仿真,整定了模糊控制参数,仿真结果表明气垫车能够稳定地运行并达到功率消耗最小。

The mineral processing simulation software aims to realize the simulation calculation of different ore dressing process and is a powerful tool for design and optimization of ore dressing process.

选矿流程模拟软件旨在实现各种选矿过程的模拟计算,以作为选矿过程设计与优化的强有力工具。

System speaking of the Master CAM, first must establish the components the geometry model, according to the components actual size, draws its processing part the contour line, does not need to draw the entire components the model, guaranteed the computation production the cutting tool way coordinates accuracy, and may use the Master CAM Chinese Library level the function, when determination cutting tool way, transfers or the hideaway, the selective treatment needs contour line; Next, the formulation processing craft and the definite craft parameter, chooses the cutting tool, the processing semi finished materials, the work piece origin of coordinates again and so on, establishes the work piece coordinates system, definite work piece coordinate system and engine bed coordinate system relative size, thus obtains the components processing correct cutting tool way; Finally, the simulation function which system provides using the Master CAM, the realization simulation processing.

对于Master CAM系统而言,首先要建立零件的几何模型,根据零件的实际尺寸,画出其加工部分的轮廓线,无需画出整个零件的模型,以保证计算生成的刀具路径坐标的正确性,并可利用Master CAM中图层的功能,在确定刀具路径时,加以调用或隐藏,来选择加工需要的轮廓线;其次,制定加工工艺并确定工艺参数,再选择刀具、加工毛坯、工件坐标原点等,建立工件坐标系统,确定工件坐标系与机床坐标系的相对尺寸,从而得到零件加工的正确刀具路径;最后,利用Master CAM系统提供的仿真功能,实现模拟加工。

Analysis and comparison of the model results show that the introducing of gravity wave drag to the model can improve the model performance to some extent and result in more realistic simulation, and the effect of envelope orography on regional climate simulation is less significant than that of gravity wave drag.

通过试验结果的对比分析发现,在模式中引入地形重力波拖曳作用可在一定程度上改善模式对气候系统和要素的模拟效果,使模拟结果更符合气候实况。包络地形对模拟结果也有一定的改善,但对于细网格的区域气候模式来说,其效果不如重力波拖曳明显。

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