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- The frictional pressure drop can be calculated by Chisholm equation, and the constant C in the equation depended on the quality. 可以用奇母霍斯关系式来计算窄环隙内的两相摩擦压降,式中的常数可由含气率计算
- An experimental study of frictional pressure drop characteristics of R410A-oil mixture flow boiling inside straight and C-shape horizontal enhanced tubes was performed. 实验研究了环保制冷工质R410A-润滑油混合物在直强化管和C形强化管内流动沸腾的摩擦压降特性。
- For upward churn flow, it is found that the relationship between frictional pressure drop and venturi pressure drop can be calculated by Martinelli parameter X. 在块状流条件下,推导了利用马丁内里参数计算垂直上升管摩擦压降与文丘利管节流压降间关系的公式,进而实现了截面含气率的测量。
- To calculate discharge port pressure,this article considers the influence on frictional pressure drop in the gas and liquid two-phase flow between rod and tubing owing to rotation of rods. 在计算排出口压力计算过程中,考虑了由于抽油杆柱旋转引起杆管环空气液两相流摩阻的影响。
- Effects of superficial gas/liquid velocities and water volume fraction on the frictional pressure drop of three-phase flow in vertical downward pipe (40 mm i. d. ) are experimentally investigated. 对垂直下降钢管内油气水三相流动的摩擦压降受折算液速、折算气速和油水混合物中含水率的影响进行了试验研究。
- In the experiment, with the increase of water cut, the frictional pressure drops decrease sharply when water disperses in oil but hardly change when oil disperses in water. 本实验范围内,当管内液相处于油包水时,摩擦压降随含水率的增大急剧减小,当液相处于水包油时,随着含水率的增大,流动摩擦压降随含水率的增大变化平缓。
- Influence of surfactant on frictional pressure drop in manifold microchannel 表面活性剂添加对歧管式微通道阻力特性的影响
- Frictional Pressure Drop of Oil-Water-Air Three-Phase Flow in Horizontal Pipes 水平圆管内油气水三相流摩擦阻力特性的实验研究
- FRICTIONAL PRESSURE DROP OF GAS-LIQUID TWO-PHASE FLOW IN SMALL HORIZONTAL RECTANGULAR CHANNELS 水平矩形小通道内气-液两相流摩擦压降的研究
- An Experimental Study on the Frictional Pressure Drop of Oil-water Two-phase Flow in Horizontal Pipe 水平管内油水两相流动摩擦压降的试验研究
- EXPERIMENTAL STUDIES ON FRICTIONAL PRESSURE DROP OF OIL-WATER-AIR THREE-PHASE FLOW IN VERTICAL DOWNWARD PIPE 垂直下降管内油气水三相流摩擦压力降的实验研究
- Research on Two-phase Flow Frictional Pressure Drop in the Evaporative Generator 蒸发冷却电机中汽液两相沿程摩擦阻力的研究
- Frictional Pressure Drop Characteristic of Multi-phase Flow in the Vacuum Sewage Pipes 真空排污管内多相流动阻力特征研究
- Frictional pressure drop characteristics of boiling water flowing through narrow annulus 窄环隙内水流动沸腾时阻力特性的实验研究
- Experimental Studies on the Frictional Pressure Drop of Oil-Water-Air Three-phase Flow in Vertical Downward Pipe 垂直下降管内油气水三相流的摩擦压降研究
- Investigation on Frictional Pressure Drop of Steam-Water Two-Phase Flow in an Internally Ribbed Tube 内螺纹管中汽-液两相流体摩擦压降特性研究
- FRICTIONAL PRESSURE DROP OF NON-NEWTONIAN FLOW OF CO_2 FOAM FRACTURING FLUID IN VERTICAL DOWNWARD PIPE 竖管中CO_2泡沫压裂液的管流阻力特性
- Keywords vertical helically coiled tube;oil gas two phase flow;water gas two phase flow;frictional pressure drop; 立式螺旋管;油-气两相流;气-水两相流;摩擦阻力;
- Watch pressure drop on pressure gauge. 手表压力在压力标准度量上降低。
- Valve exhibits high pressure drop. 阀门出现高压降。