因次分析法

因次分析法用于相似准则推断

Dimensional Analysis Method Application to Similarity Criterion Inference

利用因次分析法，忽略弹、塑性形变能及相变引起的能量变化，推导出焊接温度场相似应满足的条件。

The similitude principles for welding temperature field are deduced by dimensional analysis method .

本文还用因次分析法和方程分析法的相似准则建立中厚板的焊接数值模拟热源模型，模拟5mm中厚板新型耐热钢温度场，经检验与实际焊接过程也有较好的吻合；

Based on the similar criterion of exponential analysis and equation analysis and Gauss heat flux , the model of TIG welding temperature field was established , and it is accordant with practice ;

相似原理及因次分析法

Principle of Similitude and Method of Dimensional Analysis

然后作者采用无因次分析法，确定旋转PE管式膜动态微滤的准数方程；

Then the dimensionless equation of rotary tubular membrane was established by dimensionless analysis .

因次分析法的推广应用

The Popularization and Use of the Dimension-Analysis Method

用因次分析法求取粘性流体运动的速度分布

Determination of the Velocity of Viscous Fluid Flow by Means of Dimensional Analysis Method

因次分析法在研究循环流化床主压降中的应用

Dimensional Analysis Application in the Study of Main Pressure Loss of Circulating Fluidized Bed

因次分析法在电化学噪声分析中的应用

Application of Dimension Analysis in Electrochemical Noise Technique

在此基础上，结合因次分析法，建立了用于计算干燥强度的准数关联模型。

A correlation formula with dimensionless number group is established to calculate the drying intensity .

采用无因次分析法得到了预测系统稳定的经验关系式，并得到了判断系统稳定性的界限图。

By means of dimensionless analysis an experimental correlation for predicting stability of system is obtained and stability threshold diagrams have been found .

利用线性代数中有关线性方程组的一些基本概念和定理，对因次分析法中确定无因次数群数目的∏定理，给予了证明，并给出相应的构造无因次数群的计算程序。

A rigorous proof Buckingham 's Pi theorem and a general procedure to form the dimensionless groups are presented based on linear algebra .

本文作者首次提出了增强速度的概念，并用因次分析法建立了增强速度的数学表达式。

In this method , a new concept called bubble enchancement velocity is introduced and the mathematical expression is given by dimension analysis method .

用无因次分析法对低渗透岩心的实验数据进行了分析，得出新的渗流规律。

The experimental data of fluid flow in porous core with low permeability were analyzed with simulation theory and plotted as a log log typical curve .

本文应用因次分析法分析了塔式烘干机中放热系数的影响因素，建立并简化了理论公式，用于指导试验设计；

This paper analyses the affected factors of convection coefficient by using dimension analytical method , and simplify the formula , which guides and advises how to do experiment .

应用因次分析法推导出表征巷（隧）道火灾烟流滚退距离变化规律的通用无因次表达式，该表达式包含影响滚退距离的火源热释放速率、通风风速、巷道倾角和形状等因素。

A non-dimensional expression , which shows the general variation of the backflow distance of smoke and hot gases during a roadway or tunnel fire , was derived through dimensional analysis .

从理论分析入手，讨论了影响滤饼比阻大小的因素，并结合因次分析法得出动态过滤条件下比阻的准数关联式。

As a preliminary approach , a crude non dimensional equation for the specific cake resistance was derived in dynamic filtration , and those factors which affected the specific resistance were discussed .

本文针对企业选址问题中的多种因素，分别运用了层次分析法和因次分析法对其权重进行确定，简化了计算过程。

Aiming to many fatcors ( including economic and noneconomic factors ) in enterprise 's facility address , the paper determines their weight in the method of analytic hierarchy process and dimensional analysis , and simplifies calculation procedure .

主要讨论了《化工原理》中经常应用的因次分析法、数学模型法、参数综合法、当量法和类比法等工程方法，这些方法对学生解决实际工程问题具有重要指导作用

This paper discusses engineering method in principles of Chemical Engineering such as dimensional analysis method , mathematical model method , factor synthesis method , equivalent method and analogism These methods perform an important function for students to resolve practical engineering problems

电梯速度曲线无因次系数分析法

A analytic method of dimensionless factors for the speed curve of elevators

在相似理论指导下的模型研究方法的程序是用方程分析或量纲（因次）分析法导出相似准数，通过实验求出相似准数之间的关系式。

The procedure of the model research method guided by similarity principle is to derive similarity criterion by equation analyzing or dimension analyzing and to derive relational expressions of similarity criterion by experiment .