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I would like to ask what layering and tumbling of LNG storage tanks are ? ?

2023-07-27View Original

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This post was last edited by Desert Fish on 2023-7-27 at 11:23. What are stratification and rolling in LNG storage tanks? ? ?
Reply #22023-07-27
Change the title to \"Ask for advice\" and remove the two question marks. I’ll help you answer: Lol, the concept of stratification is used to prevent clear separation between different components. Since various LNG compositions differ from each other, it’s like when the Jing River and Wei River mix together – due to differences in density, a clear separation occurs, and therefore mixing through stirring is necessary.
Reply #32023-07-27
Rolling means that a region of lower density appears on the lower layer, causing it to naturally roll upwards, similar to what happens when retrieving something from a frying pan.
Reply #42023-07-27
:(But considering your reply, I changed it.)
Reply #52023-07-27
I would like to ask why, in LNG storage tanks, there is a region of lower density in the lower layer, causing the liquid to roll upward naturally https://bbs.hcbbs.com/thread-4439102-1-1.html (Source: Haichuan Chemical Industry Forum Website)
Reply #62023-07-27
Everyone should be humble and cautious, without haste or impatience: lol
Reply #72023-07-27
In that case, when feeding LNG, it is necessary to strictly control the density and temperature in order to prevent issues similar to those that occur when removing items from a hot oil pan. The temperatures should be similar, and the densities as well; if there is a difference in density, then the fluid with the higher density should be fed in first, followed by that with the lower density, after which mixing should take place to prevent natural stirring.
Reply #82023-07-27
One more question: [Haichuan Equipment Guessing Game] Why is the coupling so large? ? ? https://bbs.hcbbs.com/thread-4439243-1-1.html (Source: Haichuan Chemical Industry Forum Website)

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