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[Help] Regarding mechanical seal flushing

2020-08-11View Original

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Hello, everyone. Is this the Plan 53 plan? The isolation fluid tank contains white oil, and it is pressurized with nitrogen. I want to know whether the nitrogen supply needs to remain on while the pump is operating And how does this isolation fluid achieve circulation? I couldn’t find an answer on Baidu for a long time, so I’m posting this to ask for help. As a beginner in the field of chemistry, I thank everyone!
Reply #22020-08-11
This post was last edited by Front Row Viewer on 2020-8-11 at 11:20. There’s no need to keep it running continuously; just fill it with pressure when enough has been accumulated. The circulation of the sealing fluid is driven by the centrifugal force generated by the rotation of the pumping ring inside the mechanical seal.
Reply #32020-08-11
Be more confident and remove what should be removed: lol
Reply #42020-08-11
Thank you, big bro! If circulation is achieved by a pumping ring, then what is the purpose of nitrogen pressurization?
Reply #52020-08-11
Thanks for confirming, bro\ud83d\ude06
Reply #62020-08-11
From what I understood after searching on Baidu, it is to make the pressure at the seal fluid side of the mechanical seal higher than the pressure at the medium side, in order to prevent leakage of the medium. Big brother, right?
Reply #72020-08-11
Prevent medium leakage; During operation, the pressure in the isolation fluid tank should be monitored ; Determining the operating condition of mechanical seals based on level changes ; When the pressure drops, the medium leaks into the isolation fluid tank
Reply #82020-08-11
Got it, thank you \ud83d\ude4f
Reply #92020-08-11
Hello, I have a question. If that’s the case, how is sealing achieved at the motor end? Thank you!

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