Controller parameters of hvdc system , dc power transfer capacity as well as load characteristics , are analyzed in this paper . some valuable conclusions are drawn from the simulation results , theoretical explanations are also given to the phenomenon occurred during the simulation process 通过仿真研究,分析了交流系统强度、直流输电系统的控制器参数、直流功率输送水平及负荷特性等因素对上述两个参数的影响,取得了一些重要的认识。
So the thesis proposes that use stochastic petri net as the expression of them in the front - end , use gillespie - gibson algorithm to perform the simulation processes in the back - end . thus not only can express biological processes intuitively , but also obtain rapid simulation speed 因此提出前台用随机petri网描述,后台采用gillespie - gibson随机模拟算法进行模拟,进而分析系统的性能,这样既保留了生物过程描述的直观性,又大大提高了模拟的速度。
Some technique issues concerned to the scene simulation system of the launch vehicle was discussed and developed in this thesis . in this scene simulation system , the established 3 - dimension ( 3d ) model of the objects are imported to scene simulation environment by programming to create a vivid virtual scene . scene simulation technique can objectively describe the simulation process , realize the flight simulation as well as real time roam of launch vehicle , etc . 其中,视景仿真系统是整个系统最有显示度的部分,它采用视景仿真技术,根据仿真的目的,构造仿真对象的三维模型和场景驱动,达到客观、实时的再现仿真过程,实现火箭飞行状态的可视化仿真和火箭测试状态的实时漫游等功能。
The purpose of this paper studies a new type automatic sorting system - sliding shoes sorting system which can content the market demand . the thesis not only studies the modeling theory and methods , but also the system simulation processes and methods . the methods are effective to analyze the complex system 论文研究的目的就是从市场需求出发,研制开发一种新型的自动分拣机?推块式自动分拣机,论文重点讨论了系统建模的原理、方法及系统仿真的方法、步骤,以解决复杂系统的分析问题。
The thesis also involves some detailed techniques come across in the numerical simulation process of elastic dynamic fem analysis , and remarks the theoretical foundation and applications to them , which covers mass scaling , hourglass deformation mode and dimensional compatibility 本文还对弹性动力学有限元数值计算过程中遇到的若干技术细节进行了深入分析与探讨。这包括质量缩放技术对时间步长的影响、单位制对计算速度的影响以及单元刚度单点数值积分的沙漏模态控制技术等。
This paper introduces the method of using the simulation tool " genesys for pll " for the pll synthesizer design , and presents the analysis of the simulation results on bass of which some guiding practical conclusions are drawn , and some problems requiring attention in the simulation process are listed 摘要介绍了仿真软件genesys在锁相式( pll )频率合成器设计中的使用方法,并对仿真结果进行了分析,得出了一些有指导意义的实用性结论,列出了在仿真时需要注意的问题。
With the development of computer technology , there are more and more applications pressing for integrated simulation , which can solve the problem of region crossed and the problem that simulation process and conclusion reached can not be achieved in one same system . so efficiency can be increased in the integrated simulation environment 随着计算机技术的日益进步,一体化仿真的应用越来越广泛,它既能解决仿真建模过程中的领域交叉的问题,又能解决仿真过程和结果分析不能基于同一系统的问题,可以提高仿真效率。
The affecting features and characteristics of coal mining activity planning in coal enterprises were analyzed , and it ' s theory simulation model based on human - computer conversation was presented , and expounded that knowledge warehouses preparation and the theory simulation process , and application results were estimated particularly 摘要分析了煤炭企业采煤作业计划的影响因素和特点,提出了基于人机对话的理论仿真模型,并阐述了模型的前期知识库准备及理论仿真过程,最后预计了模型的应用效果。
To test the new autopilot performance , author designs a simulation program by matlab / simulink . in the simulation process , author makes comparisons among three systems - the pid autopilot , fuzzy control autopilot and the fuzzy self - turning pid parameters autopilot . in this stage , author gives some step signals to simulate heading orders given to three systems without any interruption 模糊控制所整定的两个参数论域无成熟例子的可以借鉴,本文提出基于实船设计的pid控制器的参数调整,使控制参数分布于一个正态曲线上,再适当扩大论域范围,作为设计整定对象的模糊控制论域。
The basics of lithography process , as well as the basic structure of lithographic system and the basic theory of partially coherent imaging are introduced in this paper . a bi - linear model of optical imaging is also presented . based on these theories , the simulation process of csplat is particularly analyzed , especially the computation of tccs ( transmission cross coefficient ) under different illuminations and the processing of primary lens aberrations inside tcc computation process 本文从光刻基本过程入手,介绍了光刻机光学系统的基本组成、部分相干光透射成像的基本原理,提出了光学系统的双线性模型,并在此基础上详细分析了仿真软件splat的仿真过程,其中着重分析了光学系统的传输交叉系数tcc的计算,包括不同照明系统下tcc的计算以及tcc计算中像差的处理。