encrustation [pipe]

The temperature field of heat equipment and internal dirt can be given based on the outer surface temperature distribution obtained by scanning for the hollow spheroid-shaped heat equipment,then the thickness of internal dirt can be given.

输热设备运行一段时间后,内壁面会积起一层污垢,本文利用红外测温技术获得球壳形热设备外表面的温度分布,首次计算出热设备和内壁污垢两层介质中的温度场,进而得出污垢层的厚度分布,从而实现此类热设备运行状态的实时监测。

The thickness of internal dirt can be given based on the outer surface temperature distribution obtained by scanning for the hollow cylinder-shaped heat equipment.

输热管道运行一段时间后,内壁面会积起一层污垢,利用红外测温技术获得长圆筒形热设备外表面的温度分布,即可计算出内壁污垢层的厚度分布,从而为此类热设备运行状态的实时监测提供理论依据。

On the basis of the first law of thermodynamics, using heat transfer theory, the impact on condenser vacuum, unit power, and unit heat rate of condenser cooling water tube fouling is analyzed quantitatively.

以热力学第一定律为基础,应用传热学原理,定量分析了凝汽器冷却水管结垢对凝汽器真空、机组功率以及机组热耗率的影响。