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Problems with low-temperature tanks

2017-06-04View Original

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For 50,000-liter cryogenic propane tanks, when the pressure rises, the flare line valve and the compressor inlet valve shall be shut off automatically, and the pump inside the tank shall stop operating. These are all stress-reduction measures; why are they being shut down? Please give me some advice!
Reply #22017-06-04
Is it used to cool the propane tank? Adjust the pressure in the tank
Reply #32017-06-04
A BOG compressor compresses propane vapor and liquefies it using a coolant.
Reply #42017-06-04
It’s a pressure relief measure; I don’t understand why the compressor has to be stopped when the pressure is overreported.
Reply #52017-06-05
The compressor that is stopped here should be a process compressor; it can’t be the compressor used for cooling the propane tank
Reply #62017-06-05
Yes, it is a BOG compressor, not a refrigeration compressor.
Reply #72017-06-06
The pump inside the tank generates heat; it needs to be stopped. I don’t understand the rest
Reply #82017-06-06
Also, the low-temperature tank has pressure that is controlled in stages; it is part of a control system, and the valves are not turned on or off all at once. For example, the compressor switch and the flare valve are related to each other – they cannot be turned on simultaneously, otherwise fluid will flow into the flare line.

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