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RE: RAM Frame Negative Change in Frame Shear
We seem to get this kind of question pretty regularly so let me try to address it general terms and if you still need help seeing what's going on in your file send it over (use the Secure File Upload...
View ArticleRAM Frame Negative Change in Frame Shear
I have a 6-story braced frame building with offset floors. When analyzed, a few frame shears decrease in force from 3rd floor to 2nd floor which causes a negative change in frame shear. What causes...
View ArticleRE: RAM Load Combination
I want to create a custom load combination in Ram Concept, but it gets erased every time i go back and forth to Ram SS. How do I get it to last?
View ArticleRE: RAM Load Combination
A bit off topic, but when using the RAM Structural System -> Ram Concept direct link from Ram Manager, load combinations are always regenerated as you noted.If you use Ram Concept stand-alone and...
View ArticleRAM Load Combination
Hi there,Just new in RAM Structural System ,Is RAM Structural System automatically do load combinations from load cases?Are these load combinations could be shown in the report?Answers are highly...
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RAM Modeler (in RAM Structural Systems) warning and error fixes
Hi there. I have only just started to use RAM structural system. I have built a model in RAM Modeler. When running the data check I get a number of warnings and errors. Some appear to be able to be...
View ArticleEffective length and elastic critical moment EN 1993-1-1:2005
[View:/cfs-file/__key/communityserver-discussions-components-files/5932/LTB.txt:940:0]Hi,I am looking at a simple frame model and puzzled about the effective length and elastic critical moment from the...
View ArticleRE: HSS Connections in RAM Connections
Well, I'll say this for Bentley, they are consistent.
View ArticleHSS Connections in RAM Connections
I heard there are plans to include HSS welded connections in RAM Connection. Is that true? I hope so because applying section K of AISC 360-05 (or 10) is very tedious. If this is to be included, when...
View ArticleRE: retrieve steel design result for each load combination after resetting...
Just to add more information, there are a lot of tension-only cables in the 3D analysis. That is the reason why I used "CHANGE" command.
View ArticleRE: RAM - Crack width and shrinkage
Regretfully we don't have a plot available for the expected crack widths after load history analysis, those are only available in section-analysis style plots for rule sets with detailed section...
View ArticleRAM - Crack width and shrinkage
Dear RAM team, From the linear analysis we get a predicted crack width (for the relevant load combination) based on the code formulation. And one of the things RAM does is to reinforce according to the...
View ArticleRE: retrieve steel design result for each load combination after resetting...
You do not need to add the CHECK CODE command after every REPEAT LOAD case and follow that up with a PDELTA 1 ANALYSIS and CHANGE command. Please refer to the following wiki which should explain how to...
View ArticleRE: Master-Slave for Pitched Gable Roof Diaphragm
Thank you for your insight. Do you have any recommendations on plate releases or a minimum/maximum mesh size?
View ArticleRE: retrieve steel design result for each load combination after resetting...
Sye, Thanks very much for your reply！ For some reason, the results with and w/o PDELTA 1 ANALYSIS and CHANGE are different, especially for the steel code. If using 1st order analysis, the ratio is 1.7,...
View ArticleRE: Master-Slave for Pitched Gable Roof Diaphragm
If the purpose of modeling the plate is to account for the in-plane stiffness, you can use a coarse mesh. For example having a single plate between each closed panel formed by beam elements on all...
View ArticleRE: retrieve steel design result for each load combination after resetting...
Can you please upload the model file and provide some specific details of the issue. For example which member number you are checking, which load cases are you referring to etc. That way I will be able...
View Articleretrieve steel design result for each load combination after resetting the...
Hello everyone,I am a new user for STAAD. I am doing a p-delta analysis to a tent structure, whose structural components include steel tubing frame and steel tension cables. I used REPEAT LOAD for the...
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RE: STAAD buckling analysis
Hello,Firstly you make sure that license of Advance Analysis was configured and activated as shown in the attached screen cap. Note that if Advanced Analysis Engine is used for buckling analysis,...
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