In the closedcirculationsystem of ash-sluicing water of coal-fired power plant, the scaling of the hydraulic ash transport pipes and the backwater pipes is the main problem that need to be solved.
在燃煤电厂冲灰水闭路循环系统中，水力输灰管和回水管的结垢是所需解决的主要问题。
2
The refrigerant liquid tanks form a refrigerant water closedcirculationsystem through pipes, a refrigerator, a refrigerant water pump and a refrigerant water throttle valve to supply a cold source.
冷媒水箱由管路与制冷器、冷媒水泵和冷媒水节流阀 组成冷媒水闭路循环系统提供冷源。
3
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.