*HEADING o DSA ANALYSIS FOR SHELLS o INCREMENTAL DSA WITH ONE STEP *PARAMETER PHI=10.0 T=0.5 E=2.e05 X=0.0 *DESIGN PARAMETER PHI,T,E,X *NODE ** S4R 1, 0.0, 190.0, 0.0 2, 0.0, 200.0, 0.0 3, 10.0, 190.0, 0.0 4, 10.0, 200.0, 0.0 5, 20.0, 190.0, 0.0 6, 20.0, 200.0, 0.0 ** S4R5 7, 0.0, 170.0, 0.0 8, 0.0, 180.0, 0.0 9, 10.0, 170.0, 0.0 10, 10.0, 180.0, 0.0 11, 20.0, 170.0, 0.0 12, 20.0, 180.0, 0.0 ** S4 13, 0.0, 150.0, 0.0 14, 0.0, 160.0, 0.0 15, 10.0, 150.0, 0.0 16, 10.0, 160.0, 0.0 17, 20.0, 150.0, 0.0 18, 20.0, 160.0, 0.0 ** S3R 19, 0.0, 130.0, 0.0 20, 0.0, 140.0, 0.0 21, 10.0, 130.0, 0.0 22, 10.0, 140.0, 0.0 23, 20.0, 130.0, 0.0 24, 20.0, 140.0, 0.0 ** STRI3 25, 0.0, 110.0, 0.0 26, 0.0, 120.0, 0.0 27, 10.0, 110.0, 0.0 28, 10.0, 120.0, 0.0 29, 20.0, 110.0, 0.0 30, 20.0, 120.0, 0.0 ** S8R 31, 0.0, 90.0, 0.0 32, 0.0, 95.0, 0.0 33, 0.0, 100.0, 0.0 34, 5.0, 90.0, 0.0 35, 5.0, 100.0, 0.0 36, 10.0, 90.0, 0.0 37, 10.0, 95.0, 0.0 38, 10.0, 100.0, 0.0 39, 15.0, 90.0, 0.0 40, 15.0, 100.0, 0.0 41, 20.0, 90.0, 0.0 42, 20.0, 95.0, 0.0 43, 20.0, 100.0, 0.0 ** S8R5 44, 0.0, 70.0, 0.0 45, 0.0, 75.0, 0.0 46, 0.0, 80.0, 0.0 47, 5.0, 70.0, 0.0 48, 5.0, 80.0, 0.0 49, 10.0, 70.0, 0.0 50, 10.0, 75.0, 0.0 51, 10.0, 80.0, 0.0 52, 15.0, 70.0, 0.0 53, 15.0, 80.0, 0.0 54, 20.0, 70.0, 0.0 55, 20.0, 75.0, 0.0 56, 20.0, 80.0, 0.0 ** S9R5 57, 0.0, 50.0, 0.0 58, 0.0, 55.0, 0.0 59, 0.0, 60.0, 0.0 60, 5.0, 50.0, 0.0 61, 5.0, 55.0, 0.0 62, 5.0, 60.0, 0.0 63, 10.0, 50.0, 0.0 64, 10.0, 55.0, 0.0 65, 10.0, 60.0, 0.0 66, 15.0, 50.0, 0.0 67, 15.0, 55.0, 0.0 68, 15.0, 60.0, 0.0 69, 20.0, 50.0, 0.0 70, 20.0, 55.0, 0.0 71, 20.0, 60.0, 0.0 ** STRI65 72, 0.0, 30.0, 0.0 73, 0.0, 35.0, 0.0 74, 0.0, 40.0, 0.0 75, 5.0, 30.0, 0.0 76, 5.0, 35.0, 0.0 77, 5.0, 40.0, 0.0 78, 10.0, 30.0, 0.0 79, 10.0, 35.0, 0.0 80, 10.0, 40.0, 0.0 81, 15.0, 30.0, 0.0 82, 15.0, 35.0, 0.0 83, 15.0, 40.0, 0.0 84, 20.0, 30.0, 0.0 85, 20.0, 35.0, 0.0 86, 20.0, 40.0, 0.0 *PARAMETER SHAPE VARIATION, PARAMETER=X 3, 1.0, 0.0, 0.0 4, 1.0, 0.0, 0.0 5, 2.0, 0.0, 0.0 6, 2.0, 0.0, 0.0 9, 1.0, 0.0, 0.0 10,1.0, 0.0, 0.0 11,2.0, 0.0, 0.0 12,2.0, 0.0, 0.0 15,1.0, 0.0, 0.0 16,1.0, 0.0, 0.0 17,2.0, 0.0, 0.0 18,2.0, 0.0, 0.0 21,1.0, 0.0, 0.0 22,1.0, 0.0, 0.0 23,2.0, 0.0, 0.0 24,2.0, 0.0, 0.0 27,1.0, 0.0, 0.0 28,1.0, 0.0, 0.0 29,2.0, 0.0, 0.0 30,2.0, 0.0, 0.0 36,1.0, 0.0, 0.0 37,1.0, 0.0, 0.0 38,1.0, 0.0, 0.0 39,1.5, 0.0, 0.0 40,1.5, 0.0, 0.0 41,2.0, 0.0, 0.0 42,2.0, 0.0, 0.0 43,2.0, 0.0, 0.0 49,1.0, 0.0, 0.0 50,1.0, 0.0, 0.0 51,1.0, 0.0, 0.0 52,1.5, 0.0, 0.0 53,1.5, 0.0, 0.0 54,2.0, 0.0, 0.0 55,2.0, 0.0, 0.0 56,2.0, 0.0, 0.0 63,1.0, 0.0, 0.0 64,1.0, 0.0, 0.0 65,1.0, 0.0, 0.0 66,1.5, 0.0, 0.0 67,1.5, 0.0, 0.0 68,1.5, 0.0, 0.0 69,2.0, 0.0, 0.0 70,2.0, 0.0, 0.0 71,2.0, 0.0, 0.0 78,1.0, 0.0, 0.0 79,1.0, 0.0, 0.0 80,1.0, 0.0, 0.0 81,1.5, 0.0, 0.0 82,1.5, 0.0, 0.0 83,1.5, 0.0, 0.0 84,2.0, 0.0, 0.0 85,2.0, 0.0, 0.0 86,2.0, 0.0, 0.0 *ELEMENT, TYPE=S4R, ELSET=S4R 1, 1, 3, 4, 2 2, 3, 5, 6, 4 *ELEMENT, TYPE=S4R5, ELSET=S4R5 3, 7, 9, 10, 8 4, 9,11, 12, 10 *ELEMENT, TYPE=S4, ELSET=S4 5, 13, 15, 16, 14 6, 15, 17, 18, 16 *ELEMENT, TYPE=S3R, ELSET=S3R 7, 19, 22, 20 8, 19, 21, 22 9, 21, 24, 22 10,21, 23, 24 *ELEMENT, TYPE=STRI3, ELSET=STRI3 11,25, 28, 26 12,25, 27, 28 13,27, 30, 28 14,27, 29, 30 *ELEMENT, TYPE=S8R, ELSET=S8R 15, 31, 36, 38, 33, 34, 37, 35, 32 16, 36, 41, 43, 38, 39, 42, 40, 37 *ELEMENT, TYPE=S8R5, ELSET=S8R5 17, 44, 49, 51, 46, 47, 50, 48, 45 18, 49, 54, 56, 51, 52, 55, 53, 50 *ELEMENT, TYPE=S9R5, ELSET=S9R5 19, 57, 63, 65, 59, 60, 64, 62, 58, 61 20, 63, 69, 71, 65, 66, 70, 68, 64, 67 *ELEMENT, TYPE=STRI65, ELSET=STRI65 21, 72, 80, 74, 76, 77, 73 22, 72, 78, 80, 75, 79, 76 23, 78, 84, 86, 81, 85, 82 24, 78, 86, 80, 82, 83, 79 *ELSET, ELSET=EALL S4R,S4R5,S4,S3R,STRI3,S8R,S8R5,S9R5,STRI65 *SHELL SECTION, COMPOSITE, ELSET=EALL 0.5, 3, MAT1, , 3, MAT2, 90.0 *MATERIAL, NAME=MAT1 *ELASTIC, TYPE=ENGINEERING CONSTANTS , 1000., 1000., 0.0, 0.0, 0.0, 1e05, 500. 500., *DENSITY 0.001, *MATERIAL, NAME=MAT2 *ELASTIC 2E05, 0.3 *DENSITY 0.01, *NSET, NSET=FIXED 1, 2, 7, 8, 13, 14, 19, 20, 25, 26, 31, 32, 33, 44, 45, 46, 57, 58, 59, 72, 73, 74 *NSET, NSET=LOAD 5,6,11,12,17,18,23,24,29,30, 41,43,54,56,69,71,84,86 *BOUNDARY FIXED, ENCASTRE *DSA CONTROLS PHI,CD,0.01 T,CD,0.01 E,CD,0.01 X,CD,0.01 *STEP,NLGEOM,DSA *STATIC 0.1, 1.0 *CLOAD LOAD, 3, 20.0 *DESIGN RESPONSE, FREQ=3 *NODE RESPONSE U, RF, *ELEMENT RESPONSE S, *END STEP *STEP, DSA *FREQUENCY,EIGENSOL=LANCZOS 10, *DESIGN RESPONSE *OUTPUT,FIELD *NODE OUTPUT U, *END STEP