The flow of coolant pump design flow is usually 2% -3%, within a set of magnetic separation between the rotor and the annulus region due to eddy current arising from high-calorie.
冷却液的流量通常为泵设计流量的2% - 3%，内磁转子与隔离套之间的环隙区域由于涡流而产生高热量。
2
The float shoe prevents reverse flow, or U-tubing, of cement slurry from the annulus into the casing.
浮鞋能够防止环空中的水泥浆向套管内流动这种回流或者U型管效应的发生。
3
In this paper, the prediction of void fraction and pressure drop for upward gas-liquid annular flow in a vertical annulus is studied.