Christoffer Lærkesen

4 Questions 3 Answers 0 Followers

Questions related from Christoffer Lærkesen

How can I add (measurement) noise to a harmonic analysis in ANSYS?

Hello. I am using ANSYS mechanical APDL. I currently follow the procedure described in https://sites.ualberta.ca/~wmoussa/AnsysTutorial/IT/Harmonic/Print.pdf I wish to add (measurement)...

13 November 2020 6,579 1 View

How does one extract FRF- and phase-data from ANSYS (APDL)?

Hello. Using the instruction in: https://sites.ualberta.ca/~wmoussa/AnsysTutorial/IT/Harmonic/Harmonic.html I am able to create frequency response and corresponding phase plots. I...

11 November 2020 2,599 1 View

How to create correct natural frequencies (in Matlab) from mass and stiffness matrices extracted from an ANSYS model?

Hello. For other purposes, which cannot be done in ANSYS, I extract the mass and stiffness matrices. As a check I use the extracted mass and stiffness matrices to compute the natural frequencies....

23 October 2020 5,090 3 View

How do I recreate natural frequencies from extracted mass and stiffness matrices (ANSYS APDL)?

Hey. I am currently extracting my matrices as: *SMAT, MatM, D, import, full, beam_test.full, MASS *print, MatM, MMAT_CBEAM_1.txt Then I load the matrices into Matlab. Then I formulate...

19 October 2020 3,182 3 View