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This post was last edited by dqpiliu*yu on 2018-6-10 09:03. The situation on site is as follows. First, the 3.5 MPa steam control valve is closed, and the feedwater flow rate to the Central Asian boiler is set at 85%. The outlet temperature remains almost unchanged, while the outlet pressure rises slowly. There are three downstream steam users: one has its valve closed, one maintains an opening degree of 7%, and the last one maintains an opening degree of 3%. Then, when one valve is opened to 10%, another is opened to 4%, and the third is closed. The steam outlet temperature drops rapidly, and the pressure also drops rapidly. At this point, even if the water supply valve is closed tightly, the temperature and pressure do not rise; only when the 3.5 steam valve is opened do the temperature and pressure increase slowly. Does this situation indicate that there is a problem with s0601? Is the steam supply too low? What kind of device is it, and why can it still supply steam in the absence of 3.5 MPa steam?
. . . Are all the experts on vacation this weekend? . .
This is not a steam generator; it is a steam temperature and pressure reducer.
It is a temperature and pressure reducer that uses boiler water to lower the temperature and reduce the pressure by 15
Thank you. At the workplace today, the workers said that the safety valve tripped yesterday. I think it was because pressure built up in the pipeline after the 3.5 bar steam pressure valve was closed; fortunately, the user’s steam consumption was low, which allowed steam to still be available even after the valve was closed