*Heading pressdepper_disk.inp ** made from 2ddiskhistablegrav.inp ** made from ballhitsrigchannel.inp QA problem ** *Preprint, echo=NO, model=NO, history=NO, contact=NO ** *Node,nset=nball 1, 0., -0.000999999349 2, 0., -0.010999999 3, 0., -0.00149884925 4, 0., -0.00195935974 5, 0., -0.00242670742 6, 0., -0.00289462972 7, 0., -0.00336045842 8, 0., -0.00381573918 9, 0., -0.00427824864 10, 0., -0.00474042585 11, 0., -0.00520497188 12, 0., -0.00566790625 13, 0., -0.00613691751 14, 0., -0.00659983279 15, 0., -0.00705464231 16, 0., -0.00750365155 17, 0., -0.00794603582 18, 0., -0.00838209409 19, 0., -0.00881217513 20, 0., -0.00924003124 21, 0., -0.00966558047 22, 0., -0.0100915115 23, 0., -0.0105308993 24, 0.000493942352, -0.0109755415 25, 0.000983731006, -0.0109022716 26, 0.00146090938, -0.0107818134 27, 0.00191951054, -0.0106168687 28, 0.00235048914, -0.0104130711 29, 0.00274771755, -0.0101773245 30, 0.00311167585, -0.00991375372 31, 0.00344831333, -0.00962065347 32, 0.00376152224, 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-0.00334653258 428, -0.00274596224, -0.00327951205 429, -0.00232542213, -0.00319263712 430, -0.00188253354, -0.00310372096 431, -0.0014236276, -0.00302479207 432, -0.000954133226, -0.00296453387 433, -0.000478427915, -0.00292482716 434, -0.00306317979, -0.00299599115 435, -0.00270133978, -0.00290618883 436, -0.00229809363, -0.00279609067 437, -0.00186578499, -0.00268640486 438, -0.00141359679, -0.00259059737 439, -0.00094851444, -0.00251730508 440, -0.000475968787, -0.00246621948 441, -0.000494247826, -0.00152827078 442, -0.000987048028, -0.00159897143 443, -0.00147064566, -0.00171127508 444, -0.00193666597, -0.00186261674 445, -0.00237595523, -0.00204610545 446, -0.00277732615, -0.00225114357 447, -0.00312598888, -0.00246557547 **1001,-0.005, -.0101 1001,-0.005, -0.010999999 1002,-0.005, -0.000999999349 *Element, type=CPS4,elset=eall 1, 4, 5, 114, 112 2, 5, 6, 115, 114 3, 6, 7, 116, 115 4, 7, 8, 117, 116 5, 8, 9, 118, 117 6, 9, 10, 119, 118 7, 10, 11, 120, 119 8, 11, 12, 121, 120 9, 12, 13, 122, 121 10, 13, 14, 123, 122 11, 14, 15, 86, 123 12, 112, 114, 124, 111 13, 114, 115, 125, 124 14, 115, 116, 126, 125 15, 116, 117, 127, 126 16, 117, 118, 128, 127 17, 118, 119, 129, 128 18, 119, 120, 130, 129 19, 120, 121, 131, 130 20, 121, 122, 132, 131 21, 122, 123, 133, 132 22, 123, 86, 87, 133 23, 111, 124, 134, 110 24, 124, 125, 135, 134 25, 125, 126, 136, 135 26, 126, 127, 137, 136 27, 127, 128, 138, 137 28, 128, 129, 139, 138 29, 129, 130, 140, 139 30, 130, 131, 141, 140 31, 131, 132, 142, 141 32, 132, 133, 143, 142 33, 133, 87, 88, 143 34, 110, 134, 144, 109 35, 134, 135, 145, 144 36, 135, 136, 146, 145 37, 136, 137, 147, 146 38, 137, 138, 148, 147 39, 138, 139, 149, 148 40, 139, 140, 150, 149 41, 140, 141, 151, 150 42, 141, 142, 152, 151 43, 142, 143, 153, 152 44, 143, 88, 89, 153 45, 109, 144, 154, 108 46, 144, 145, 155, 154 47, 145, 146, 156, 155 48, 146, 147, 157, 156 49, 147, 148, 158, 157 50, 148, 149, 159, 158 51, 149, 150, 160, 159 52, 150, 151, 161, 160 53, 151, 152, 162, 161 54, 152, 153, 163, 162 55, 153, 89, 90, 163 56, 108, 154, 164, 107 57, 154, 155, 165, 164 58, 155, 156, 166, 165 59, 156, 157, 167, 166 60, 157, 158, 168, 167 61, 158, 159, 169, 168 62, 159, 160, 170, 169 63, 160, 161, 171, 170 64, 161, 162, 172, 171 65, 162, 163, 173, 172 66, 163, 90, 91, 173 67, 107, 164, 174, 106 68, 164, 165, 175, 174 69, 165, 166, 176, 175 70, 166, 167, 177, 176 71, 167, 168, 178, 177 72, 168, 169, 179, 178 73, 169, 170, 180, 179 74, 170, 171, 181, 180 75, 171, 172, 182, 181 76, 172, 173, 183, 182 77, 173, 91, 92, 183 78, 106, 174, 105, 95 79, 174, 175, 104, 105 80, 175, 176, 103, 104 81, 176, 177, 102, 103 82, 177, 178, 101, 102 83, 178, 179, 100, 101 84, 179, 180, 99, 100 85, 180, 181, 98, 99 86, 181, 182, 97, 98 87, 182, 183, 96, 97 88, 183, 92, 93, 96 89, 93, 94, 184, 96 90, 94, 36, 37, 184 91, 96, 184, 185, 97 92, 184, 37, 38, 185 93, 97, 185, 186, 98 94, 185, 38, 39, 186 95, 98, 186, 187, 99 96, 186, 39, 40, 187 97, 99, 187, 188, 100 98, 187, 40, 41, 188 99, 100, 188, 189, 101 100, 188, 41, 42, 189 101, 101, 189, 190, 102 102, 189, 42, 43, 190 103, 102, 190, 191, 103 104, 190, 43, 44, 191 105, 103, 191, 192, 104 106, 191, 44, 45, 192 107, 104, 192, 193, 105 108, 192, 45, 46, 193 109, 105, 193, 113, 95 110, 193, 46, 47, 113 111, 47, 48, 194, 113 112, 48, 49, 195, 194 113, 49, 50, 196, 195 114, 50, 51, 197, 196 115, 51, 52, 198, 197 116, 52, 53, 199, 198 117, 53, 54, 200, 199 118, 54, 1, 3, 200 119, 113, 194, 106, 95 120, 194, 195, 107, 106 121, 195, 196, 108, 107 122, 196, 197, 109, 108 123, 197, 198, 110, 109 124, 198, 199, 111, 110 125, 199, 200, 112, 111 126, 200, 3, 4, 112 127, 30, 31, 215, 208 128, 31, 32, 216, 215 129, 32, 33, 217, 216 130, 33, 34, 218, 217 131, 34, 35, 219, 218 132, 35, 36, 94, 219 133, 208, 215, 220, 207 134, 215, 216, 221, 220 135, 216, 217, 222, 221 136, 217, 218, 223, 222 137, 218, 219, 224, 223 138, 219, 94, 93, 224 139, 207, 220, 206, 201 140, 220, 221, 205, 206 141, 221, 222, 204, 205 142, 222, 223, 203, 204 143, 223, 224, 202, 203 144, 224, 93, 92, 202 145, 92, 91, 225, 202 146, 91, 90, 226, 225 147, 90, 89, 227, 226 148, 89, 88, 228, 227 149, 88, 87, 229, 228 150, 87, 86, 230, 229 151, 86, 15, 16, 230 152, 202, 225, 231, 203 153, 225, 226, 232, 231 154, 226, 227, 233, 232 155, 227, 228, 234, 233 156, 228, 229, 235, 234 157, 229, 230, 236, 235 158, 230, 16, 17, 236 159, 203, 231, 237, 204 160, 231, 232, 238, 237 161, 232, 233, 239, 238 162, 233, 234, 240, 239 163, 234, 235, 241, 240 164, 235, 236, 242, 241 165, 236, 17, 18, 242 166, 204, 237, 243, 205 167, 237, 238, 244, 243 168, 238, 239, 245, 244 169, 239, 240, 246, 245 170, 240, 241, 247, 246 171, 241, 242, 248, 247 172, 242, 18, 19, 248 173, 205, 243, 249, 206 174, 243, 244, 250, 249 175, 244, 245, 251, 250 176, 245, 246, 252, 251 177, 246, 247, 253, 252 178, 247, 248, 254, 253 179, 248, 19, 20, 254 180, 206, 249, 214, 201 181, 249, 250, 213, 214 182, 250, 251, 212, 213 183, 251, 252, 211, 212 184, 252, 253, 210, 211 185, 253, 254, 209, 210 186, 254, 20, 21, 209 187, 21, 22, 255, 209 188, 22, 23, 256, 255 189, 23, 2, 24, 256 190, 209, 255, 257, 210 191, 255, 256, 258, 257 192, 256, 24, 25, 258 193, 210, 257, 259, 211 194, 257, 258, 260, 259 195, 258, 25, 26, 260 196, 211, 259, 261, 212 197, 259, 260, 262, 261 198, 260, 26, 27, 262 199, 212, 261, 263, 213 200, 261, 262, 264, 263 201, 262, 27, 28, 264 202, 213, 263, 265, 214 203, 263, 264, 266, 265 204, 264, 28, 29, 266 205, 214, 265, 207, 201 206, 265, 266, 208, 207 207, 266, 29, 30, 208 208, 21, 20, 290, 287 209, 20, 19, 291, 290 210, 19, 18, 292, 291 211, 18, 17, 293, 292 212, 17, 16, 294, 293 213, 16, 15, 267, 294 214, 287, 290, 295, 286 215, 290, 291, 296, 295 216, 291, 292, 297, 296 217, 292, 293, 298, 297 218, 293, 294, 299, 298 219, 294, 267, 268, 299 220, 286, 295, 300, 285 221, 295, 296, 301, 300 222, 296, 297, 302, 301 223, 297, 298, 303, 302 224, 298, 299, 304, 303 225, 299, 268, 269, 304 226, 285, 300, 305, 284 227, 300, 301, 306, 305 228, 301, 302, 307, 306 229, 302, 303, 308, 307 230, 303, 304, 309, 308 231, 304, 269, 270, 309 232, 284, 305, 310, 283 233, 305, 306, 311, 310 234, 306, 307, 312, 311 235, 307, 308, 313, 312 236, 308, 309, 314, 313 237, 309, 270, 271, 314 238, 283, 310, 315, 282 239, 310, 311, 316, 315 240, 311, 312, 317, 316 241, 312, 313, 318, 317 242, 313, 314, 319, 318 243, 314, 271, 272, 319 244, 282, 315, 281, 276 245, 315, 316, 280, 281 246, 316, 317, 279, 280 247, 317, 318, 278, 279 248, 318, 319, 277, 278 249, 319, 272, 273, 277 250, 273, 274, 320, 277 251, 274, 275, 321, 320 252, 275, 73, 74, 321 253, 277, 320, 322, 278 254, 320, 321, 323, 322 255, 321, 74, 75, 323 256, 278, 322, 324, 279 257, 322, 323, 325, 324 258, 323, 75, 76, 325 259, 279, 324, 326, 280 260, 324, 325, 327, 326 261, 325, 76, 77, 327 262, 280, 326, 328, 281 263, 326, 327, 329, 328 264, 327, 77, 78, 329 265, 281, 328, 289, 276 266, 328, 329, 288, 289 267, 329, 78, 79, 288 268, 79, 80, 330, 288 269, 80, 81, 331, 330 270, 81, 82, 332, 331 271, 82, 83, 333, 332 272, 83, 84, 334, 333 273, 84, 85, 335, 334 274, 85, 2, 23, 335 275, 288, 330, 336, 289 276, 330, 331, 337, 336 277, 331, 332, 338, 337 278, 332, 333, 339, 338 279, 333, 334, 340, 339 280, 334, 335, 341, 340 281, 335, 23, 22, 341 282, 289, 336, 282, 276 283, 336, 337, 283, 282 284, 337, 338, 284, 283 285, 338, 339, 285, 284 286, 339, 340, 286, 285 287, 340, 341, 287, 286 288, 341, 22, 21, 287 289, 62, 63, 361, 353 290, 63, 64, 362, 361 291, 64, 65, 363, 362 292, 65, 66, 364, 363 293, 66, 67, 365, 364 294, 67, 68, 366, 365 295, 68, 69, 367, 366 296, 69, 70, 368, 367 297, 70, 71, 369, 368 298, 71, 72, 370, 369 299, 72, 73, 275, 370 300, 353, 361, 352, 342 301, 361, 362, 351, 352 302, 362, 363, 350, 351 303, 363, 364, 349, 350 304, 364, 365, 348, 349 305, 365, 366, 347, 348 306, 366, 367, 346, 347 307, 367, 368, 345, 346 308, 368, 369, 344, 345 309, 369, 370, 343, 344 310, 370, 275, 274, 343 311, 274, 273, 371, 343 312, 273, 272, 372, 371 313, 272, 271, 373, 372 314, 271, 270, 374, 373 315, 270, 269, 375, 374 316, 269, 268, 376, 375 317, 268, 267, 377, 376 318, 267, 15, 14, 377 319, 343, 371, 378, 344 320, 371, 372, 379, 378 321, 372, 373, 380, 379 322, 373, 374, 381, 380 323, 374, 375, 382, 381 324, 375, 376, 383, 382 325, 376, 377, 384, 383 326, 377, 14, 13, 384 327, 344, 378, 385, 345 328, 378, 379, 386, 385 329, 379, 380, 387, 386 330, 380, 381, 388, 387 331, 381, 382, 389, 388 332, 382, 383, 390, 389 333, 383, 384, 391, 390 334, 384, 13, 12, 391 335, 345, 385, 392, 346 336, 385, 386, 393, 392 337, 386, 387, 394, 393 338, 387, 388, 395, 394 339, 388, 389, 396, 395 340, 389, 390, 397, 396 341, 390, 391, 398, 397 342, 391, 12, 11, 398 343, 346, 392, 399, 347 344, 392, 393, 400, 399 345, 393, 394, 401, 400 346, 394, 395, 402, 401 347, 395, 396, 403, 402 348, 396, 397, 404, 403 349, 397, 398, 405, 404 350, 398, 11, 10, 405 351, 347, 399, 406, 348 352, 399, 400, 407, 406 353, 400, 401, 408, 407 354, 401, 402, 409, 408 355, 402, 403, 410, 409 356, 403, 404, 411, 410 357, 404, 405, 412, 411 358, 405, 10, 9, 412 359, 348, 406, 413, 349 360, 406, 407, 414, 413 361, 407, 408, 415, 414 362, 408, 409, 416, 415 363, 409, 410, 417, 416 364, 410, 411, 418, 417 365, 411, 412, 419, 418 366, 412, 9, 8, 419 367, 349, 413, 420, 350 368, 413, 414, 421, 420 369, 414, 415, 422, 421 370, 415, 416, 423, 422 371, 416, 417, 424, 423 372, 417, 418, 425, 424 373, 418, 419, 426, 425 374, 419, 8, 7, 426 375, 350, 420, 427, 351 376, 420, 421, 428, 427 377, 421, 422, 429, 428 378, 422, 423, 430, 429 379, 423, 424, 431, 430 380, 424, 425, 432, 431 381, 425, 426, 433, 432 382, 426, 7, 6, 433 383, 351, 427, 434, 352 384, 427, 428, 435, 434 385, 428, 429, 436, 435 386, 429, 430, 437, 436 387, 430, 431, 438, 437 388, 431, 432, 439, 438 389, 432, 433, 440, 439 390, 433, 6, 5, 440 391, 352, 434, 360, 342 392, 434, 435, 359, 360 393, 435, 436, 358, 359 394, 436, 437, 357, 358 395, 437, 438, 356, 357 396, 438, 439, 355, 356 397, 439, 440, 354, 355 398, 440, 5, 4, 354 399, 4, 3, 441, 354 400, 3, 1, 55, 441 401, 354, 441, 442, 355 402, 441, 55, 56, 442 403, 355, 442, 443, 356 404, 442, 56, 57, 443 405, 356, 443, 444, 357 406, 443, 57, 58, 444 407, 357, 444, 445, 358 408, 444, 58, 59, 445 409, 358, 445, 446, 359 410, 445, 59, 60, 446 411, 359, 446, 447, 360 412, 446, 60, 61, 447 413, 360, 447, 353, 342 414, 447, 61, 62, 353 *Solid Section, elset=eall, material=MATERIAL-1 1., *Nset, nset=channelRef 1001, *Nset, nset=channelRefTop 1002, *Nset, nset=ball, generate 1, 447, 1 *Elset, elset=ball, generate 1, 414, 1 *Surface, type=ELEMENT, name=ball ball, *surface, name=channel, type=segments start, -0.005, -0.010999999 line, 0.005, -0.010999999 *surface, name=channeltop, type=segments start, 0.005, -0.000999999349 line, -0.005, -0.000999999349 ** *rigid body, ref node=1001, analytical surface=channel *rigid body, ref node=1002, analytical surface=channeltop ** *Material, name=MATERIAL-1 *Density 7800., *Elastic 2e+5, 0.3 ** *Surface Interaction, name=noFric *surface behavior, penalty *Friction 0.1, ** ** *Contact Pair, interaction=noFric, type=surface ball, channel ball, channeltop *Boundary channelRef, 1, 2 channelRef, 6, 6 channelRefTop, 1, 2 channelRefTop, 6, 6 1, 1,1 2, 1,1 13,1,2 ** ** step 1, natural eigenpairs; no prestress *step,name=frequency1 *frequency 6, *end step ** ** step 2 *Step, name=general1, nlgeom=YES, inc=10000 *static 1.,1. ** *boundary 1, 1,1 2, 1,1 13,1,2 *Boundary channelRef, 2, 2, 0.001 channelRefTop, 2, 2, -0.001 *Output, field, variable=PRESELECT, freq=1 *Output, history, variable=PRESELECT, freq=1 *End Step ** ** step 3 *step,name=frequency2 ** preloaded; reference eigenpairs; eigenvalues should be higher than for step 1 *frequency,eigensolver=subspace 6, *end step ** ** step 4 *step,name=frequency3 *frequency,eigensolver=subspace 6, ** eigenvalues should be less than for step 3 *contact controls,pressure dependent perturbation=5.e4,slave=ball,master=channel 0. *contact controls,pressure dependent perturbation=5.e4,slave=ball,master=channeltop 0. *end step ** ** step 5 *step,name=frequency4 *frequency,eigensolver=subspace 6, ** spectrum should be less than of step 4 *contact controls,pressure dependent perturbation=5.e4 *end step ** ** step 6 *step,name=frequency5 *frequency,eigensolver=lanczos 6, ** spectrum should be the same as of step 4 *contact controls,pressure dependent perturbation=5.e4 0. *end step ** ** step 7; further compression *step,name=general2 *static 1.,1. *Boundary channelRef, 2, 2, 0.0015 channelRefTop, 2, 2, -0.0015 *end step ** ** step 8 *step,name=frequency6 *frequency,eigensolver=lanczos 6, ** spectrum should differ from step 3. *contact controls,pressure dependent perturbation=0.,slave=ball,master=channel 0. *contact controls,pressure dependent perturbation=0.,slave=ball,master=channeltop 0. *end step ** ** step 9 *step,name=frequency7 ** spectrum should be the same as for step 8. *frequency,eigensolver=subspace 6, *end step ** ** step 10 *step,name=frequency8 *frequency,eigensolver=lanczos 6, ** Remove all contact constraints; spectrum should not be ** the same as for step 1 (nlgeom=yes in effect). *contact controls,pressure dependent perturbation=1.e15 *end step