1) multi-dimensional multi-phase flow
多维多相流动
2) multiphase multidimensional
多维多相流
1.
A multiphase multidimensional model of regenerative liquid propellant gun has been developed to calculate the interior ballistic properties and their time-space distributions by considering mainly the multiphase reactive flow region between the piston and the base of projectile based on modern spray combustion theory.
建立了再生式液体药火炮内弹道过程的多维多相流模型,详细考虑了内弹道过程中多相流区域发生的各种行为,以37mm再生式液体药火炮为对象,给出并分析了其内弹道性能参量及其时空分布的数值计算结果。
4) multiphase flow
多相流动
1.
Progress of non-Newtonian fluidic multiphase flow and heat transfer in micro-and mini-channels;
微/小通道内非牛顿流体多相流动与传热研究展望
2.
Numerical computations of the gas-particle multiphase flow in a tangential furnace of the power station;
大型电站锅炉四角切圆炉膛中气体煤粉多相流动特性的数值试验研究
3.
The image logging belongs to the non-uniform medium non-linear survey,through projection scanning and inversion processing for multiphase flow information in oil gas well,fluid distribution and mobile situation are demonstrated in image in real time.
成像测井属于对非均匀介质的非线性测量,通过对油气井内多相流动信息的投影扫描和反演处理,实时成像显示流体的分布和流动情况。
5) multi-phase flow
多相流动
1.
Regarding the multi-phase flow of underbalanced drilling, the UBD circulation flow is analyzed by dividing it into downward flow in drill string and the upward flow in the annulus, and the mixture flow is studied by separate analysis of the gas flow and liquid flow.
针对欠平衡钻井多相流动循环系统的难题,把欠平衡钻井循环流动分为钻柱内向下流动和环空向上流动来进行分析,按气、液两相流动问题研究该混合体系流动过程,建立了新的适用于钻柱内和环空的统一理论模型。
2.
The unit is used to measure the flowrates of multi-phase flow of oil, gas and water.
利用该仪器测量油、气、水多相流动的各相流量,通过模拟井动态实验验证了该测井方法的可行性,适用于我国90%以上的生产井,克服了现有国产仪器不能测气和用集流伞下井测量等缺点。
6) two-dimensional multi-phase flow
两维多相流
1.
A two-dimensional multi-phase flow mathematical model is given in which the effects of the igniter and tail rod volume in a separated-loaded tank gun involving several kinds of igniter components are considered, numerical analysis concerned is also conducted.
在含多种点火元件的分装式高装填密度坦克炮中,考虑点火管、弹丸尾杆作用建立了轴对称两维多相流数学物理模型。
补充资料:多相流计量
多相流计量
multiphase flow measurement
r IJ口口,一‘-‘产,.,duo汉iangliu 11110叩多相流计t(multiphase flow~uremeni)同时包含两种或两种以上物质并且有明确分界面的流体,称为多相流。例如,水和冰、空气和水、气体和固体、液体和固体等均为两相流,水、气和油为三相流,水、气、油和沙为四相流。多相流应用范围很广,但流体力学上的处理复杂。多相流计量一般是分别获得其中一相或各相的瞬时或累积流量。在一般的多相流中,各相的流速不相等,而且随各相的物性、流动状况而产生不同的流速模型,在含有粉粒的固液、固气两相流中,粒度分布、粒径、浓度等对流速有很大的影响。所以,目前还没有确定从其流动状况来控制流量的一般方法,而摇根据实际情况,选用最合适的测量方法。 (王池)
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