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I searched this forum, and there’s not much information available regarding pipe stress. I mainly work on pipe design, and stress analysis is a topic that comes up frequently in my work. Who else here calculates and checks stresses manually like I do?
Manual calculation is acceptable for simple calculations on a local scale, but it is too labor-intensive for detailed computations. Typical design institutes have a stress engineering department (also known as a piping machinery department). After the piping work is completed in the piping department, the pipes that require stress analysis are identified, and the stress engineering department carries out the calculations. The results are then sent back to the piping department, which uses them to suggest improvements; together, they adjust those pipes that fail the stress analysis until they meet the required standards. Previously, in the field of stress analysis, people would write their own programs for calculations; such program collections were published in China. Later, software like C2 and AUTOPIPE was introduced, and basically all calculations are now done by these software programs.
Manual calculation is too complicated; these days it is handed over to pipeline material engineers in the piping field for calculation
Manual calculation is the foundation; only by understanding the basic principles can using software become easier
Those who have done calculations by hand basically do not use the Internet. Don’t wait any longer.
Manual calculations are too time-consuming; nowadays, software is used for them
Doing the calculations manually is extremely time-consuming, and in many cases iterative calculations result in infinite loops; aside from the theoretical aspects, few people actually use manual calculation in practice
Could I show everyone a handwritten manuscript? Could I upload a photo so that new friends can learn from it?
If manual calculations are still being used nowadays, what kind of performance can this factory expect! I think it’s the learning process for beginners in manual calculations!
One should understand the principle and be able to perform manual calculations for the simplest pipelines