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Please have an expert take a look and explain what it means

2017-12-30View Original

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The Refining Plant’s Operations Department has issued a notice; I’m not sure what it means. Please help me understand it. The notice reads as follows: To all operational departments, in order to improve the management of gas-phase heat exchangers, it is necessary to strictly control the gas flow rate, in order to avoid abnormal noises and vibrations caused by excessive gas flow, which could lead to damage to these special equipment. The “Safety Technical Regulations for Fixed Pressure Vessels” stipulate that when pressure vessels and pipelines experience severe vibrations that pose a risk to safe operation, operators must immediately take emergency measures and, in accordance with established procedures, report the situation to the relevant departments within the company. Does this mean that the gas flow rate shouldn’t be too high, as high flow rates can cause vibrations?
Reply #22017-12-30
It is to prevent phenomena similar to water hammer from occurring.
Reply #32018-01-01
1. The movements of the mobility department are compliant. 2. “To improve the management of gas-phase heat exchange equipment, it is necessary to strictly control the gas flow rate, in order to avoid abnormal noises and vibrations caused by excessive gas flow rates.” It is estimated that in the near future, your feed materials are relatively light, resulting in a high gas flow rate at the top of the tower; this leads to abnormal entrainment and two-phase impacts, thereby causing increased vibration in the equipment and pipelines~~~~~~~~~~~

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