数学模型

And the parameters were calculated by the mathematical model, including the values of five resisters of the thermal resister network. The experimental result of the circuit, which integrated the thermal resister network, had shown that the circuits output shows less voltage drift across the whole temperature range(26℃~40℃) than before.

为使补偿网络产生的温度-电压曲线能够与所要求的曲线最大程度的拟合，导出了用阻尼最小二乘法求网络参数的数学模型，运用该模型求出了热敏网络中固定电阻的阻值。

On the base of the mathematic model of the PMSM, the reasons of the torque pulsation are analyzed. Then the validity of Iterative Learning Control in torque ripple minimization is expatiated. A whole simulation model is developed using SIMPOWER, and the effective of ILC in torque suppressing is proved. The scheme for hardware and software of integrated PMSM are demonstrated in the thesis.

本文在永磁同步电机数学模型的基础上，总结分析了永磁同步电机转矩脉动产生的原因，引入迭代学习控制抑制转矩脉动，利用SIMPOWER工具箱建立了永磁同步电机控制系统的仿真模型，对PMSM控制系统进行了仿真，仿真结果证明迭代学习控制能有效地抑制转矩脉动。

This thesis analyzes the fuel supply control system of the scramjet with two phase flow.

本文对含有两相流的超燃冲压发动机燃油供给系统的结构和工作机理进行了详细的分析，分别建立了含有两相流的超燃冲压发动机燃油供给系统中的两相流管道、喷嘴和阀门这些部件的数学模型，得到了含有两相流的超燃冲压发动机燃油供给系统的仿真模型。

In the dissertation, the study on carbon fiber reinforced concrete andplain concrete has been reviewed. Then mechano-electric effect of CFRC and plainconcrete, its mechanisms, the interaction among mechano-electric effect,piezoresistivity and seebeck effect, the electrical circuit model of concrete based onmechano-electric effect, electromagnetic emission of concrete, the mathematicalmodel of mechano-electric effect are investigated. Also the converse effect ofmechano-electric effect of CFRC and plain concrete, that is, electromechanicaleffect, and the interaction between electromechanical effect and electrothermaleffect of CFRC are examined.

本文对碳纤维混凝土和素混凝土机敏性的国内外研究现状进行了全面的评述，在大量实验分析的基础上，系统地研究了碳纤维混凝土和素混凝土的力电机敏性，研究了力电效应机理、力电效应与其它效应(压阻效应、塞贝克效应等)的耦合关系、基于力电效应的混凝土电学模型、混凝土电磁发射现象、混凝土力电效应的数学模型等；论文同时对混凝土和素混凝土的电力效应、碳纤维混凝土电力效应与电热效应的耦合关系等进行了探讨；最后开展了基于力电效应的机敏混凝土结构应用研究。

As shown in Chapter 3, the description of lower semicontinuous functions as the unique generalized solutions to QVI has been advanced.

而且这一新的模型不仅可以刻划存货系统中出现的各种离散现象，还可以包容以前关于存货系统建立的各种数学模型。

Intelligent control strategys such as fuzzy control, all has the merit of not rely on the object mathematical model and the strongly robust, it can overcome the element of uncertainty in the servosystem such as parameter change and non-linear change, thus it can realize the high quality control performance of the system.

模糊控制等智能控制策略，都具有不依赖于对象的数学模型、鲁棒性强的优点，能够很好地克服伺服系统中模型参数变化和非线性等不确定因素，从而实现系统的高品质控制性能。

Because this model was designed to all automobile types, proved the setting-up of this mathematics model is correct..

因为此模型是针对所有汽车类型进行设计的，说明此数学模型的建立是正确的。

In chapter 3, the mathematics model and simplified models of the system are established.

第三章中，建立了系统的数学模型及简化模型。

At aim of this control scheme, according to the mathematics of surface Permanent Magnetism Synchronous Motor, establish the model of system simulat...

针对该控制方案，根据表面永磁同步电机数学模型，运用MATLAB/SIMLINK 建立系统仿真模型，进行仿真研究。

In this paper a new model has been offered.This model is base on the method of simulating the section of siphonage with spilling surge tank.And then dynamic simulate models of the siphonic pump station system was offered.

虹吸式泵站虹吸断流模型的建立是复杂引水提水工程动态仿真中的重要问题，本文提出了建立仿真数学模型的方法------虚拟控气溢流式调压井模拟法。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷