pressure circulation system的意思|示意

Using the central control system PLC, intelligent temperature controller and pressure gauge to replace the three pen recorder to realize the closed loop circulation and record of outer temperature.

采用中央控制PLC、智能温控器及压力仪表等替代原进口三针记录仪，实现外温的闭环控制和记录；

In evaporating system design of large subcritical pressure natural circulation boiler sometime expensive rifled tube will be used unavoidably in part, so that the film boiling Can be avoided.

在大容量、亚临界自然循环锅炉蒸发系统设计中，有时不可避免地需要部份地采用价格昂贵的内螺纹管，以避免出现膜态沸腾。

Decreasing the heat flux or outlet two-phase resistance, and increasing the system pressure or inlet single-phase resistance are useful to avoid the natural circulation flow instability.

增大系统压力、减小热流密度、增加入口单相阻力、减小出口两相阻力有利于避免自然循环流量漂移的发生。