In order to build the DPF pressure drop model based on air intake flow, DPF bed temperature, soot and fuel charge, the paper has carried out a series of tests, collected a mass of data.
为了建立基于进气流量、DPF床温、碳烟以及喷油量的DPF压降模型，论文进行了一系列的试验，采集了大量数据。
With this model, the pressure drop curve of well testing is interpreted, and mobility ratio, diffusion ratio, sweep radius of each area and some other parameters are solved.
利用该模型可以对火烧油层注气井试井压降曲线进行解释，并求解流度比、扩散比以及各区的波及半径等参数。
Based on the homogeneous model, the numerical computation for the oscillation period and amplitude of pressure drop type instability was conducted.
根据两相流的均相模型，对压力降型脉动的周期和振幅进行了数值计算。
At present, in this technology has not a quantitive model to portray the artificial barrier pressure drop, best position of pave, thickness and the best amount of used.
目前该技术中没有一个量化的模型来刻画人工隔层压降、最佳铺设位置、厚度和最佳用量。
A pressure drop model in horizontal well was established on the basis of the analytical solution of an elastic and unsteady seepage flow model in infinite reservoir.
本文在无限大均质地层弹性不稳定渗流模型解析解的基础上，建立了与地层耦合的水平井筒压降模型。
The pressure drop model is discussed, and the pressure loss for single perforation section is calculated.
在给定条件下对压力降模型进行了讨论，计算了单个孔眼段的压力损失。
Based on synthetically analyzing models of reduced cut size, pressure drop, efficiency and flow split, the design model of hydrocyclone separators has been developed.
在综合分析切割粒径、压降、效率和分股比数学模型的基础上，建立了旋液分离器的设计模型。
Based on the model to calculate mixture loss, a new calculation model of pressure drop for stratified flow in horizontal wellbore has been developed by applying the momentum conservation equation.
在混合损失计算模型的基础上，应用动量守恒原理推导出了新的水平井筒气液两相分层流型压降计算模型。
Using the model, the liquid holding efficiency and pressure drop of gas lifting flow with liquid flow rate being zero was calculated.
提出了零液流量气提流动的两相流水动力学模型，应用该模型计算了零液流量气提流动的持液率和压力降。
Presents the theoretical model of pressure drop for flexible duct.
介绍了柔性风管压力损失的理论模型。
The critical production pressure drop and critical output during sanding in oil Wells were gained by the calculation with the channel sanding prediction model.
通过孔道出砂预测模型的计算，得到了油井出砂时的临界生产压差和临界产量。
The model is an effective method, which can be used for pressure drop of oil gas water three phase vertical upwards slug flow in which the continuous liquid phase is water phase.
本模型是计算垂直油-气-水三相弹状流中液相的连续相为水相时的压力降的有效方法。
A mathematical model was proposed to predict the pressure drop of vibrated fluidized bed based on the physical significance of the pressure drop of the bed.
从振动流化床床层压降的物理意义出发，得出了振动流化床床层压降模型。
Based on the flow pattern of the air water mixture, a pressure drop model of air water system has been presented, and the results of this model agree well with the results of the experiments.
根据混合后气液两相混合物的流动流型，模拟计算空气—水系统的压降，计算结果与实验结果较为吻合。
The results show that the predicted pressure drop with the model was higher than the measured value when considering the accelerated pressure drop.
当考虑加速压降时，用跟踪模型预测的压降高于实测值。
A pressure drop model of PCI system was developed for Baosteel No. 4 blast furnace based on the additional pressure drop.
以附加压降法为基础，对整套宝钢4号高炉喷煤系统的压降作了模型计算。
The computed result using a simple pressure drop model agreed reasonably well with the experimental data.
建立了计算压降的简单数学模型，理论模型的计算结果与实验数据符合较好。
The confluence character and productivity prediction model with considering pressure drop along multilateral wellbore are developed using the coupling model and a related software is also developed.
由此得到了考虑井筒压降时各种情况下分支井汇流特性及产能预测模型，并研制了相应的计算机软件。
Based on the dependence of gas flow drag force on ash accumulation for rotary air heater, the converted pressure drop is proposed and ash monitoring model is derived.
基于回转式空气预热器受热面积灰程度与烟气侧流动阻力间的依赖关系及其相关影响因素，提出了折算压差的概念，推导了积灰监测的计算模型。
Comparison of common pressure drop models is also given, and the results indicate that the model in this paper has the little error and is well consistent with the real case.
与常用的旋风器阻力计算模型对比表明，该模型与试验结果的误差较小，具有较好的吻合性。
On the basis of geometric dimension and flow pattern of tangential reverse flow cyclone separators, a pressure drop mathematical model is presented through analysis of pressure drop components.
根据切向反转流旋风器的结构特性和流场特性，分析了该种旋风器的阻力构成并给出了相应的计算模型。
The pressure drop pulsation is analyzed by using a lumped parameter nonlinear model. The results show that the pressure drop type instability can be described by a second-order differential equation.
使用集总参数非线型模型来分析蒸发管中汽液两相流压力降型脉动，结果表明：压力降型不稳定性可以用二阶常微分方程来描述。
An optimal model is proposed for predicting the pressure drop of two-phase flow in gas well tubing and annulus, based on the measured data from the gas field of southwest Sichuan, China.
根据川西南威远气田大水量气井现场测试数据，建立了举升油管和油套环空气液两相流压降优化模型。将油管内的持液率模化为气相、液相无因次速度和液相无因次粘度的函数；
Based on the flow pattern of the air water mixture, a pressure drop model of air water system has been presented, and the results of this model agre...
根据混合后气液两相混合物的流动流型，模拟计算空气—水系统的压降，计算结果与实验结果较为吻合。
The structure-related pressure drop model has good accuracy for calculating pressure drop of rough-cut cyclone.
针对粗旋风分离器结构特征提出的压降模型计算粗旋风分离器压降精度较高。
Analyzed all kinds of effects on the pressure drop. Finally, draw the mathematical model of pressure drop4. Analyzed the effects of flow and ice packing fraction on pressure drop of fan and coil5.
在传统液固两相流的研究成果基础上，建立起二元冰在水平管内换热的数学模型，同时针对二元冰在风机盘管中的输送情况，分析了输送速度、含冰率对于二元冰换热的影响；
By comparing the optimized characteristic curve of flow rate-pressure drop with expectation, the result show that the model is accurate and the optimization is valid.
采用优化结论仿真得到白勺流量-压降特性曲线和期望特性曲线相当接近，验证了仿真模型白勺准确性和优化方法白勺有效性。
By comparing the optimized characteristic curve of flow rate-pressure drop with expectation, the result show that the model is accurate and the optimization is valid.
采用优化结论仿真得到白勺流量-压降特性曲线和期望特性曲线相当接近，验证了仿真模型白勺准确性和优化方法白勺有效性。
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