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Problem of scaling container size in the same proportion

2021-01-03View Original

Thread Content

Hello, guys. I have a question I’d like to ask you all. Specifically: If I need to scale up a small device as a whole, is it sufficient to simply multiply the key dimensions of this device by the corresponding factor? For example, if the inner diameter of the original cylinder is 600 and its height is 950, scaling it up by 1.66 results in an inner diameter of 1000 and a height of 1577. However, the cylinder flange is a non-standard part; if the flange is enlarged, should the dimensions that can be marked on it also be increased by a factor of 1.66? Looking forward to an answer, thank you!
Reply #22021-01-04
This post was last edited by ftxswb on 2021-1-4 09:33. This kind of scaling is common in manufacturing units; those who want to increase production capacity are reluctant to invest money in process system design; Simply put, the volume can be increased; the flow rate at the pipe outlet requires calculation, and the strength of each component must also be evaluated.
Reply #32021-01-04
It’s clear that the inner diameter of the equipment is 1000; just have the flanges manufactured to match it
Reply #42021-01-04
The design of custom equipment requires a balance among functionality, safety, and cost-effectiveness; first and foremost, the equipment must fulfill its functions within the process system. Issues such as the flow rate of the process medium within the equipment and pipelines, the equipment’s storage capacity, and the separation space available within the equipment all need to be determined based on the process operating conditions. In the case of reaction vessels or columns, factors such as the space velocity inside the equipment also need to be taken into account; therefore, equipment cannot be simply scaled up in a proportional manner.
Reply #52021-01-04
Well, I know that too; I don’t dare to act carelessly. It’s just that we don’t have the capability to design it yet; it’s really frustrating.
Reply #62021-01-04
You can send it over; I’ll see if I can help you
Reply #72021-01-04
It shouldn’t be like this; it should be volume amplification, with the diameter and height determined based on the equipment layout. The size of the pipe opening is determined based on material balance.
Reply #82021-01-04
Perform process calculations based on the operating conditions, and then carry out strength calculations
Reply #92021-01-06
Uh, how can I send you a picture separately?
Reply #102021-01-06
Even if it’s exactly the same, a separate drawing is required, as many entities need to sign and stamp it.

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