The theoretical analysis and experimental study of the volume heat transfer coefficient of sintered copper micro-pellet porous heat exchanger at low temperature have been carried out. 对铜微球烧结多孔换热器在低温下的体积换热系数进行了理论分析和实验研究。
The volume delivery coefficient of oxygen in water is a great significance in training the microbiology. 摇床生物反应器的氧体积传递系数在培养微生物方面具有重要的意义。
An equation about the relation between volume thermal expansion coefficient and volume, temperature is presented. 膨胀的关于膨胀的或有膨胀特征的本论文推导了一个体积热膨胀系数与体积和温度间的关系式。
CONCLUSION The partition coefficient for volatile anesthetic in lipid emulsion accordes with volume fraction partition coefficient concept. 结论挥发性麻醉药在脂肪乳中的分配系数符合容积比分配系数的概念。
It is indicated that the coefficient of fullness not only depends on the clearance volume coefficient and the ratio of the gas volume to the liquid volume, but also lies on the compression ratio ( the ratio of the discharge pressure to the sinking pressure). 这种方法充分考虑了余隙容积对充满系数的影响,指出抽油泵的充满系数不仅取决于余隙容积系数与泵吸入口的气液比,而且还取决于压缩比。
Applying the theory of linear and nonlinear regression, the mathematical model of the intelligent measuring system of the flow of asphalt, which describes the relationship among volume coefficient, temperature and relative density of asphalt material is studied. 应用线性及非线性回归理论对沥青流量智能测试系统的数学模型&沥青材料的体积系数与温度及相对密度的相关关系进行了研究;
With actual measurement, some thermodynamic parameters such as bulk specific heat volume C ρ, coefficient of heat conductivity λ, and coefficient of heat diffusion H were obtained. 对计算中用到的材料参数如体积比热容Cρ、导热系数λ和热扩散系数H进行了实际测量和校正。
The Fitting of the Volume Coefficient of Asphalt Based on ANN 基于神经网络的沥青体积系数拟合
On the basis of Brace's method of investigating surface conduction, we analysed the experimental results by introducing two special terms namely the volume resistance coefficient and the surface conduction coefficient for a given wet rock sample. 以Brace等人研究表面电导的方法为基础,我们引入给定含水岩样的体电阻系数和面电导系数两个专用术语以分析实验结果。
In drill pump design, the residual volume coefficient β of the air chamber and the fatigue strength of the driven shaft should be emphatically considered. 设计钻井泵时,需计算空气包剩余体积系数β和被动轴的疲劳强度。
The urine volume and coefficient of sodium excretion in the denervated kidney were greater than that in the innervated kidney before transfusion; 血容量增加前,去神经肾尿量和排钠系数高于神经完好肾;
The T-R characteristics may originate from the total function of volume expansion and temperature susceptibility of asphalt, the deference of volume expansion coefficient with heat between asphalt and graphite, and internal stress. 而温敏产生的原因则为沥青的体积膨胀、石墨和沥青的热膨胀系数差异、内部应力和沥青温度敏感性共同作用的结果。
When the compression ratio is constant, the coefficient of fullness decreases with the increase of gas-fluid volume ratio and the clearance volume coefficient; 在压缩比一定的条件下,抽油泵的充满系数随泵吸入口气液比和余隙容积系数的增加而降低;
Gas-phase volume transfer coefficient k_Ga, the effective gas-liquid interracial area and average dispersed-bubble diameter for pulse flow in trickle-flow and pulse-flow regime were studied. 本文研究了滴流床小颗粒催化剂在滴流区和脉动流区的气相容积传质系数kGα,气液接触有效界面积α和脉动流形成时分散气泡的平均直径db。
Also discussed was the influence of "standard state" definition upon the value of volume correction coefficient K. 同时,也讨论了计量标准状态的不同定义对体积修正系数的影响。
This paper introduced how to use curved imitating and Method of the Least Square to structure the experienced volume coefficient formula of right angle type of wing wall imported pit-free and wide ceiling weir. 运用曲线拟合的最小二乘法,构造直角式翼墙进口无坎宽顶堰流量系数经验公式。
I. e, the virtual volume coefficient of the bubbles has been introduced in this model. 模型中各系数仍使用单相K&ε模型的形式,只新引入了气泡虚拟容积系数这一参数。
Effects of Horizontal Tail Volume Coefficient on Aircraft Pitch Agility 平尾尾容系数对飞机俯仰敏捷性的影响
The results show that the CO_2 injection makes coefficient of expansion, volume coefficient and gas-oil ratio of the formation fluid be increased, and the oil viscosity be reducted. 研究结果显示:CO2的注入使芳48断块膨胀系数、体积系数、气油比增加,粘度降低;
Gradient-density PUF was produced in two ways: mould shaping and embed shaping, through changing volume filling coefficient, mass filling coefficient, and the size of foam core. 采用模塑成型和嵌入成型两种方法,通过改变体积填充系数、质量填充系数和芯体尺寸,制备了梯度密度聚氨酯泡沫塑料。
The compressibility of gas and liquid in the working chamber in a high pressure reciprocating pump exerts, quite a great influence on the Volume coefficient Kv. 高压往复泵工作腔中夹带的气体及液体的压缩性对容积系数KV具有较大的影响。
The influence of gas flow rate, liquid flow rate, rotating speed and concentration of SO2 in inlet gas on distributions of the liquid concentration and volume mass-transfer coefficient along the radius direction of the packing layer in RPB are investigated. 研究了液体流量、气体流量、转速和气相进口中二氧化硫含量四个因素对旋转床填料层内径向浓度分布和径向体积传质系数分布的影响。
The test results showed that the average volume heat exchanging coefficient was increased with the reduction of coke size. 结果表明,平均体积换热系数随焦炭粒度变小而急剧增加。
By analyzing the volume mass-transfer coefficient, the optimal operating flow-ratio and packed density were obtained. 通过考察体积传质系数,确定了纤维液膜萃取分离器的最佳填充密度和最佳流量比。
In the same operating condition, the Pt-SDB catalyst has much higher catalytic activity than Pt-C-PTFE catalyst, and the volume transfer coefficient of Pt-SDB is nearly twice than that of Pt-C-PTFE. Pt-SDB憎水催化剂的活性明显高于Pt-C-PTFE憎水催化剂的活性,同一实验条件下,总体积传质系数差别近一倍。
Some indicators of law, such as the method of calculation of volume compression coefficient matrix need to use density values, so the density of the strike will also affect the skeleton to the method and its application. 体积压缩系数法需要用到骨架密度值,因此骨架密度的求取也会影响到该方法的应用效果。
Through the volume influence coefficient and direction influence coefficient, it will analyse to what extend the structure parameters influences the robots 'workspace. 通过体积影响系数和方向影响系数,定量分析结构参数对码垛机器人工作空间的影响程度。
By mechanism analysis, combining with the concept of volume heat release coefficient, a boiler heat storage coefficient calculation method using design data and thermodynamic properties of water and steam was discussed. 采用机理分析法,结合容积蓄热系数概念,讨论了一种利用锅炉设计数据及水和水蒸汽热力性质的直流锅炉蓄热系数计算方法。