critical flow是什么意思

网络释义

用法例句

In recent years, the massive researches about critical flow saturation of gas condensate have been made at home and abroad.

近年来国内外对凝析油临界流动饱和度进行了大量的研究,研究方法和手段的差异造成研究结果存在很大的差异,甚至相反。

Condensate oil critical flow saturation degree is the hot spot subject of research in recent years, yet so far there has been no report both in and outside China regarding conducting low-permeability condensate gas reservoir condensate critical flow saturation using real core and fluid sample.

凝析油临界流动饱和度是近年研究的热点问题,但目前国内外还没有采用真实岩样和流体研究低渗凝析气藏凝析油临界流动饱和度的成果报道。

Coordination calculation for the flow in pipe, nozzle and reservoir, critical flow characteristics through the throttling jet are studied.

对管流、嘴流、渗流的协调计算及蒸汽流过节流喷嘴的临界流动特性进行了研究。

The result indicates that critical flow rate at the beginning of sand production declines with the rising of oil viscosity and pH value of fluid; when pH value exceeds 12, sand production increases remarkably.

研究结果表明,开始出砂的临界流速随原油粘度以及流体pH值的升高而下降;当pH值超过12以后,出砂量显著增大。

The results indicate that critical salt concentration and critical flow rate exit on the saltwater-freshwater interface.

试验结果表明,咸淡水界面上存在临界盐浓度值和临界流速值,当入流溶液浓度达到临界盐浓度和流速达到临界流速时,都会产生颗粒释放现象,导致砂柱的渗透率下降,水敏性发生。

The critical flow rate,VT could be estimated from the statistic curves.

从统计曲线上估算了临界流速的大小,当流速超过上述临界值时,管线服役寿命不会超过2年;临界流速从2004年时的4。

The relation of aeration rate with wastewater flow,designed bioreactor height,and flowing section area of main and sub chamber was analyzed theoretically,as well as the relation of the critical velocity of membrane fouling outside with the internal suction pressure and the width of main chamber.

从理论上分析了一体式膜生物反应器内曝气量与污水流量、反应器设计高度、主副腔过流面积的关系,膜外污染错流临界流速与抽吸压力及主腔宽度的关系,膜管内污染的临界速度与膜管径、膜壁吸力的关系,并得出采用化学方法消除膜污染的原理。

From the theoretical analysis,it can be seen that the relationship between the critical velocity of membrane outer surface and suction pressure, the width of cross-flow section and the aeration,the relationship between the critical velocity of membrane inner surface with or without gel layer and membrane pipe diameter,particle size,suction pressure,flow condition and at.

运用气、液、固三相流运动力学原理对一体式膜生物反应器运行过程分析,得出:①反应器膜外污染的临界流速与膜管抽吸压力及主腔宽度、曝气条件的关系;②膜管内膜壁存在或不存在凝胶层条件下,产生污染的临界速度与膜管径、污染物粒径、膜管内抽吸压力、膜管内流态及膜壁对污染物吸附力的关系;③消除膜污染运行控制措施及条件。

In view of the fact that raw coal in question is wide in size range, an equation for calculating the friction loss and critical velocity of this kind of coal slurry has been proposed by using dimensional and regression analysis methods based on over 5000 groups of data actually observed at five typical hydro mines.

考虑到原煤粒度分布较宽的特点，在５个典型水采矿井的５０００多组实测数据基础上，通过因次分析和回归方法，得出宽粒度分布煤浆管道输送参数摩擦阻力损失和临界流速的计算公式。

CFD Study on Supercritical Water Flow and Heat Transfer in Rectangular Channel With Mixing Vane

带交混翼矩形流道内超临界流动传热CFD研究

Reformation of starting system of 600 MW super-critical once-through boiler

600MW超临界直流锅炉启动系统改造

CFD Analysis of Thermal-Hydraulic Behavior of Supercritical Water in Square Sub-Channels

方形子通道内超临界流体流动传热CFD分析

Researches on Formation Kinetics of Supercritical Hydrated Fluid and Supercritical Hydrated Extraction;

超临界流体水合物生成动力学及超临界水合萃取研究

Research on Dynamic of Extraction Diosgenin by Supercritical Fluid;

超临界流体萃取薯蓣皂甙元的动力学研究

Supercritical Concurrent Boiler Water Cooling Wall Hydrodynamic Force Characteristic Research;

超临界直流锅炉水冷壁水动力特性研究

Fluid Numerical Analysis in Feed-water System Pipes of the Super Critical Power Unit;

超临界火电机组给水管道内部流动数值分析

Developing Demonstrational Courseware of Supercritical Fluid Extraction with Flash;

利用Flash制作“超临界流体提取过程”动画演示课件

Flow Stress and Critical Dynamic Recrystallization Behavior of Fe16 Mn0.6C TWIP Steel

Fe16 Mn0.6C TWIP钢流变应力和临界动态再结晶行为

AN APPROACH TO START-UP MODE WITH CIRCULATORY PUMP FOR ONCE-THROUGH BOILER OF SUPERCRITICAL 600MW UNIT

超临界600MW机组直流锅炉循环泵式起动探讨

The effect of critical Reynolds number and zonal characteristics on asymmetric vortices at forebody

前体非对称涡流动临界雷诺数效应及分区特性

The causes analysis on over-temperature of main steam of supercritical once-through boiler at initial stage of start-up

超临界直流锅炉启动初期主汽温偏高原因分析

Debugging of B&WB-1950/25.41-M Type Supercritical Direct Current Boiler Start-up System

B&WB-1950/25.41-M型超临界直流锅炉启动系统的调试

Dynamic Mathematical Model for Fluid Network of Air and Flue Gas System of Supercritical Boilers

超临界锅炉风烟系统的流体网络动态数学模型

Start-up and Commissioning On 1000MW Ultra-supercritical Once-through Boiler

1000MW超超临界直流锅炉启动调试试验研究

Preliminary Design of Sub-critical Reactor Core for Accelerator Driven System with Three Proton Beams

三束流驱动ADS次临界反应堆堆芯初步设计

grain-boundary flow

颗粒边界流动, 粒间流动, 晶界流动

Experimental Investigation of RP-3 Convective Recuperation Law Based on Supercritical RP-3 Flow Recuperation System

基于超临界RP-3流动换热系统的RP-3对流换热规律试验研究