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Under normal circumstances, can a high-flush unit operate in double rows?

2012-08-15View Original

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The double row at the U-turn section at the bottom of the high washer is only activated when the machine is stopped. What changes would occur if this double row were activated under normal operating conditions? Does anyone know? Could you explain it?
Reply #22012-08-15
I’m also curious about this issue; what follows is just a guess. It is used for emission control when the system is parked, and it is turned on during normal operation. At first, a low-concentration ammonium methanate solution enters the high-pressure methanol cooler, which improves the absorption efficiency there and lowers the system pressure. Over time, however, large amounts of gas will enter the high-pressure methanol cooler directly, increasing its load. If the high-pressure methanol cooler is unable to condense this gas, the system pressure will rise. The low-concentration ammonium methanate solution also leads to an increased water content in the system, resulting in a vicious cycle
Reply #32012-08-16
I agree with what was said above; I think that a large amount of gas is condensed at this point, the inert gas content in the high-pressure washer increases, and this could lead to the formation of explosive gases.
Reply #42012-08-16
Will the entry of gas into the high-pressure jet pump cause cavitation in the high-pressure ejector? After cavitation in the ejector, the flow rate is not proper; less liquid enters the high-pressure cooling system, which ultimately leads to a drop in the liquid level in the synthesis tower and overpressure in the system
Reply #52012-08-16
Support the opinion of those who value water. Turning on the discharge here is equivalent to creating a short circuit for part of the absorbent liquid, which leads to a reduced washing efficiency, an increase in system pressure, and overpressure in the medium-pressure absorption tower. Generally, a complete short circuit of the absorption liquid is unlikely due to the small size of the discharge pipeline.

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