{"id":311320,"date":"2023-10-12T18:55:12","date_gmt":"2023-10-12T18:55:12","guid":{"rendered":"\/forum\/forums\/topic\/bracket-fatigue-analysis-in-ncode\/"},"modified":"2023-10-12T18:55:12","modified_gmt":"2023-10-12T18:55:12","slug":"bracket-fatigue-analysis-in-ncode","status":"closed","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/bracket-fatigue-analysis-in-ncode\/","title":{"rendered":"Bracket Fatigue Analysis in nCode"},"content":{"rendered":"<p>Hi,<\/p>\n<p>I want to do bracket analysis. I have g\/Hz and g^2\/Hz datas (X,Y an Z) until 2000 Hz<\/p>\n<p>Modal Analysis &#8211; Harmonic Analysis &#8211; nCode PSD Vibration<\/p>\n<p>1 &#8211; I calculated the natural frequency in modal analysis until 2000 Hz, however there is no enough frequency due to the less participication factor. Should I increase the Hz? Actually, I have datas until 2000 Hz, so I added.<\/p>\n<p>2 &#8211; After the modal analysis, I analyzed in harmonic. In harmonic analysis, I used acceleration input from my g\/Hz. I converted g\/Hz to mmxs^-2\/Hz. I did it for X-Y-Z coordinate system.<\/p>\n<p>&nbsp;<img loading=\"lazy\" decoding=\"async\" src=\"\/forum\/wp-content\/uploads\/sites\/2\/2023\/10\/12-10-2023-1697136196-mceclip0.png\" width=\"495\" height=\"341\"><\/p>\n<p>3 &#8211; In nCode, I put g^2\/Hz datas from Multicolumn Input to Vibration Generator. Should I put as duty cycle or matrix load in PSD datas in FRF load case. I finished the fatigue analysis.&nbsp;<\/p>\n<p>I have not done vibration analysis, is it true method? What should I do? Is there any example files like it? Please help me, I need really help.<\/p>\n","protected":false},"template":"","class_list":["post-311320","topic","type-topic","status-closed","hentry"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.10 - aioseo.com -->\n\t<meta name=\"description\" content=\"Hi,I want to do bracket analysis. 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I have g\\\/Hz and g^2\\\/Hz datas (X,Y an Z) until 2000 HzModal Analysis - Harmonic Analysis - nCode PSD Vibration1 - I calculated the natural frequency in modal analysis until 2000 Hz, however there is no enough frequency due to the less participication factor. 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