查询词典 simulation

In the paper, the soft of Sim for NSPK has been impoved ,and the coal burning model in the calciner and the pressure model in the NSP system have been build by using the modeling method of recognization. At the same time, The soft has been optimized to make the code and the structure of the soft more reasonable and simple. And through modeling and optimizing the soft, the dynamic simulation is realized preparatorily in the soft and it affords the condition for the real dynamic simulation.

本文修正并完善了Sim for NSPK新型干法窑系统仿真软件，根据已有的相关理论以及经验、生产数据运用辨识建模方法建立了分解炉内煤粉燃烧模型、窑外预分解系统的压力模型，规范了程序编排，并且使仿真软件能够较形象、动态地反映水泥烧成系统各参数随给定控制参数的变化而改变的过程，使仿真软件的功能和易用性大大提升了一步。

Chapter 4 of this dissertation has carried out a physical simulation study about the processes of formation and laws of evolution of the fan delta in Baimiao gas field. Based on the results of the study about the geological background in this area, this paper has discussed about the sedimentation facies marks for the fan delta in Baimiao gas field, worked out a detailed proposal about the development of physical simulation experiment about the fan delta, and described in detail the general laws and major controlling factors governing the sedimentation processes of the fan delta. A detailed measurement was made about the experimental results, and a systematic comparison was made relative to the prototypic characteristics. Based on the observation and description about the experimental processes and the analyses about the experimental results, this paper has give

在本章中，指出了数值模拟研究的基本特点，给出了扇三角洲形成过程的基本控制方程和数学解法：在此基础上设计和开发了扇三角洲形回成过程的平面二维数值模拟软件，并对计算过程中所遇到的主要问题一计算速度较慢开展研究，对比了以天、旬、月为时间单元进行汁算对沉积结果的影响，研究认为，在流量无突变的情况下，可以适当增长计算的时间步长和适当放松精度要求；根据白庙气田扇三角洲的基本地质特征设计了数值模拟计算的基本条件，以月为单位，计算了扇三角洲四百年的形成过程及演化规律，并以50年为单位输出沉积结果；本章最后还对数值模拟方法及结果进行了讨论。

matlab sps is used to build a simulink model of single-machine infinite-bus system, and based on the simulink model, simulation on effect of pss suppressing small disturbances low frequency oscillation is carried on, and some methods of improving power system transient stability are simulated, including avr and pss, short circuit cleared rapidly, fault current limiter and single-phase auto reclose. the study unifies the simulink model to realize matlab and vb seamless integration using the activex technology, and demonstrated the matlab simulation result with the vb contact surface. this method of matlab and vb integration can make up the matlab contact surface unfriendly flaw and offers a reference for the design for cai of power system analysis course.

运用matlab电力系统仿真模块集sps构建了单机—无穷大系统simulink模型，对电力系统稳定器抑制电力系统小扰动低频振荡的效果进行了仿真；对提高电力系统大扰动功角稳定性的措施，如自动电压调节器及电力系统稳定器、快速切除故障、故障限流器、自动重合闸等手段的使用效果进行了仿真验证；并结合单机—无穷大系统的simulink模型运用activex 技术实现sps与vb的无缝集成，将sps的仿真结果用vb界面显示，较好地弥补了matlab用户界面不友善的缺陷，为《电力系统分析》课程进行cai设计提供了思路。

Resultantly, we have not made quiet great progress in theory, exploiting local bacterium and developing MEOR simulation software, though we bore fruit in laboratorial studies and field tests in the past. Therefore, the urgent affairs are setting up database of local bacterial category and carry through the numerical simulation of MEOR.

所以，尽管我国在微生物驱油的室内研究和矿场实验上取得了可喜的成果，但在理论研究和本地菌种开发等方面仍然有所不足，且至今没有属于自己的微生物采油模拟软件。

A co-simulation is investigated combined with control model in MATLAB/Simulink and mechanical model in ADAMS. The simulation results prove that when steering a large angle on slippery roads, yaw compensation can improve the stability of automobiles; when steering at a low speed, return compensation can improve the lack of returnability caused by friction loss torque; and when steering at a high speed, damping compensation can reduce the oscillation of steering wheel, improve the maneuverability and stability and also avoid overshoot.

仿真结果证明，在潮湿光滑路面上行驶过程中，进行大角度快速转向，在助力中加入横摆补偿可以提高汽车的稳定性；在汽车低速行驶转向回正时，施加回正补偿可以改善汽车因摩擦转矩而导致的回正不足；在汽车高速行驶时施加阻尼控制，可以衰减方向盘抖动现象，提高操纵稳定性，防止打手现象发生。

Based on the above, the author built the vehicle virtual prototyping simulating model including the front and rear suspensions, the powertrain, the steering system, the front and rear tires, wrote the driver control files(abbreviation. dcf) and driver control data files(abbreviation. dcd) for vehicle handling stability simulation analyzing according to the requirements of the current standards GB/T6323.1-94-GB/T6323.6-94 of our nation"s for vehicle controllability and stability test, carried out simulation and analyses for vehicle handling stability such as steering wheel angle step input test, returnability test, steady static circular test, pylon course slalom test and steering efforts test, and evaluated the car"s handling stability performance by scoring according to GB/T 13047-91 ?Criterion thresholds and evaluation of controllability and stability for automobiles?.

在上述基础上建立了包括前后悬架、发动机、转向系、前后轮胎等在内的整车虚拟样机仿真模型，并根据我国现行整车操纵稳定性试验标准GB/T6323.1-94～GB/T6323.6-94的要求，编写了用于整车操纵稳定性仿真分析的驱动控制文件(Driver Control Files，缩写为DCF)和驱动控制数据文件(Driver Control Data Files，缩写为DCD)，进行了转向盘转角阶跃输入试验、转向回正试验、稳态回转试验、蛇行试验和转向轻便性试验等整车操纵稳定性试验仿真分析，并参照GB/T13047-91《汽车操纵稳定性指标限值与评价方法》对该轿车的操纵稳定性进行了评价计分。

In order to clear heterogeneous reservoirs waterflooding performance, and decreased interlayer and within-layer contradictions, and improved the water flooding recovery, experimental study should be conducted first, This paper based on Pucheng Sasan reservoir sandstone cores to study object. Multi-point pressure measurement of water flooding oil experimental apparatus was established. Through the three-layer water flooding experiment to study injection strategy, interlayer interference and recovery factors. True sandstone micro-model water flooding used newly developed color visual image analysis system researched water-drive types, forms of residual oil and waterflood efficiency. Percolation mathematical model was established, black oil simulation program was developed, long-core displacement experimental results were matched, pressure and saturation change were researched by the simulation matching results.

为了明确非均质储层注水开发动态过程，减轻由于层间和层内非均质造成的开发矛盾，提高水驱采收率，本文从实验研究出发，以濮城沙三储层岩心为研究对象，建立了一套带多测压点的多层长岩心水驱油实验装置，通过开展三层水驱油实验，研究注水方式、层间干扰以及采收率影响因素；真实砂岩微观模型水驱油实验采用最新研制的彩色可视化图像分析系统研究水驱类型、残余油形成类型以及水驱油效率；建立并求解渗流数学模型，编制黑油模拟程序，对长岩心驱替实验进行拟合，通过拟合结果研究驱替过程中油水饱和度和压力的变化情况等研究工作。

By means of Cosmosmotion,the workload of simulation and analysis was reduced greatly. The simulation results are useful for directing design and check of seaming mechanism.

大大节约了仿真和分析过程的工作量，仿真数据和结果对卷封机构的设计和校验具有指导作用。

With the consideration of coupling filter, a circuit model of the SEPIC converter coupled with intruding interference is constructed, and intermittent phenomena are observed by means of numerical simulation and circuit simulation.

从电路耦合滤波的角度考虑，建立具有耦合干扰信号的SEPIC变换器模型，通过数值仿真和电路仿真观察到了间歇现象，分析不同电路参数对干扰信号强度阈值的影响。

IEA was an easy and simple method for the simulation of Strelitzia reginae LAI. Furthermore, it could also carve out a new way to establish the simulation model and parameter optimization of Strelitzia reginae LAI.

免疫进化算法用于鹤望兰叶面积指数模拟简便、易行，为鹤望兰叶面积指数模拟模型的建立及参数优化开辟了一条新途径。

She gently rebuff ed him, but agreed that they could be friends

她婉言拒绝了，但同意作为朋友相处。

If in the penal farm, you were sure to be criticized.

要是在劳改农场，你等着挨绳子吧！