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In this paper, according to the analysis of fluid supply pipe work hydraulic condition, using the graph theory basic loop, KCL and KVL and Bernoulli equation established hydraulic power work condition mathematic model, settled the derivation of the mathematic model.

本文通过对流体输配管网的水力工况的分析,利用图论的基本回路法,基尔霍夫定律和伯努利方程建立了水力工况的数学模型,确定了求解数学模型的算法。

In this paper, according to the analysis of fluid supply pipe workhydraulic condition, using the graph theory basic loop, KCL and KVLand Bernoulli equation established hydraulic power work conditionmathematic model, settled the derivation of the mathematicmodel.

本文通过对流体输配管网的水力工况的分析,利用图论的基本回路法,基尔霍夫定律和伯努利方程建立了水力工况的数学模型,确定了求解数学模型的算法。

In modeling the controlled plant, the mathematical model is at best the approximation to the actual system.

在建立受控系统数学模型,再怎麼精确的鉴别一个系统,我们所得到的也仅是一个"近似"於实际系统的数学模型

. In this thesis, a common mathematical model of the interpolating surface of boundary curves to be given is introduced.

本文还介绍了一个构造给定边界线的插值曲面的一般数学模型,并将工程中常用的几种特殊插值曲面的描述方法统一于这个数学模型之中。

In this research, the plane 2D mathematical model under Cartesian coordinate system and the

首先建立了直角坐标系正交网格下的平面二维数学模型及复杂边界适体坐标条件下的三维紊流数学模型,对方程的离散差分格式、控制方程的求解、初始边界条件、动边界处理等问题进行了分析研究,并编制相应的计算程序。

In this paper, mathematical models of soil-water characteristic curve are divided into four types based on the patterns of mathematical models.

本文对土水特征曲线数学模型进行了研究,依据这些模型的数学表达式形式,将其划分为4种类型。

At first, according to the mechanical vibrationtheory and detailed analysis on coiling the different stage mathematical models of coiling are set-up. The correlation equations of the models are also given. Then, the paper presents an analysis ofthe moment of inertia of coiler in hot strip mill in detail, the equation of the inertia moment and theanalysis.

本课题首先从振动理论出发,对卷取的整个过程做了详尽的动力学分析,建立了不同卷取阶段的数学模型;接着分析了卷筒的惯性力矩,建立了卷筒张力控制的数学模型,推导了惯性力矩的理论表达式。

It is determined that the pitch cone of honing wheel depends on the number of teeth in the honing wheel and the angle between the common normal of pitch cones and the plane parallel to both gear and honing wheel axes.

论文摘要:分析了基于交错轴传动的珩齿原理,导出珩磨轮与被珩齿轮在啮合点处的相对滑动速度的数学模型,根据该数学模型可以判定,珩磨轮的节锥面由珩磨轮齿数以及公法线和与珩磨轮及被珩磨齿轮的轴线平行的平面的夹角两个参数所确定。

Analyzing the honing principle of spiral bevel gears based on crossing-axis transmission, the mathematical model of the relative sliding speed of the contact point between honing wheel and gear is achieved. It is determined that the pitch cone of honing wheel depends on the number of teeth in the honing wheel and the angle between the common normal of pitch cones and the plane parallel to both gear and honing wheel axes.

分析了基于交错轴传动的珩齿原理,导出珩磨轮与被珩齿轮在啮合点处的相对滑动速度的数学模型,根据该数学模型可以判定珩磨轮的节锥面是由珩磨轮齿数、公法线和与珩磨轮轴线平行的平面夹角所确定。

The paper uses precise step to produce the continuity function of water hammer mathematic model, not only gains more precise water hammer pressure function and water hammer wave speed functionbut also founds correct water hammer mathematic modelContinuity EquationMovement EquationAfter ignoring subordinate facts, function (1) and (2) translate into the current applied water hammer pressure function and water hammer wave speed function.

本论文对水击数学模型中的连续性方程重新进行了严谨的推导,不仅得到了更加准确的水击压强和水击波速的计算公式也建立了正确的水击数学模型连续性方程运动方程当忽略次要因素以后,公式(1)和(2)即可转化为当前应用的水击压强计算公式和水击波速计算公式。

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