*HEADING BOLTED PIPE JOINT: AXISYMMETRIC MODEL *RESTART, WRITE, FREQUENCY=1 *NODE, INPUT=boltpipeflange_axi_node.inp *ELEMENT, TYPE=CAX8R, INPUT=boltpipeflange_axi_element.inp *ELSET, ELSET=PID1, GENERATE 609,640 *ELSET, ELSET=PID2, GENERATE 42,48 50,56 58,64 66,168 193,216 477,484 577,608 641,704 ** ** Contact Between Gasket and Hub ** *ELSET, ELSET=PID3, GENERATE 485,492 *SURFACE,NAME=HUB_BOT 477,S3 478,S1 479,S3 480,S1 481,S3 482,S1 483,S3 484,S1 *SURFACE,NAME=GASKET PID3,S4 *CONTACT PAIR, INTERACTION=ROUGH, SMALL SLIDING, ADJUST=.1 HUB_BOT,GASKET *SURFACE INTERACTION,NAME=ROUGH *FRICTION,ROUGH *SURFACE BEHAVIOR, NO SEPARATION ** ** Contact Between Bolt and Hub ** ** Note: Areas associated with contact nodes are determined ** by first calculating out-of-plane surface areas represented ** by the contact faces of bottom-side bolthead elements, and ** then assigning ratios of these areas to the relative contact ** nodes which lie on the faces. ** *SURFACE,type=node,NAME=NBOLT1 5008, *SURFACE,type=node,NAME=NBOLT2 5007, *SURFACE,type=node,NAME=NBOLT3 5006, *SURFACE,type=node,NAME=NBOLT4 5005, *SURFACE,type=node,NAME=NBOLT5 5004, *SURFACE,type=node,NAME=NBOLT6 5003, *SURFACE,type=node,NAME=NBOLT7 5002, *SURFACE,type=node,NAME=NBOLT8 5001, *SURFACE,type=node,NAME=NBOLT9 5000, *SURFACE,type=node,NAME=NBOLT1B 5017, *SURFACE,type=node,NAME=NBOLT2B 5016, *SURFACE,type=node,NAME=NBOLT3B 5015, *SURFACE,type=node,NAME=NBOLT4B 5014, *SURFACE,type=node,NAME=NBOLT5B 5013, *SURFACE,type=node,NAME=NBOLT6B 5012, *SURFACE,type=node,NAME=NBOLT7B 5011, *SURFACE,type=node,NAME=NBOLT8B 5010, *SURFACE,type=node,NAME=NBOLT9B 5009, *ELSET, ELSET=PID36, GENERATE 577,580 *ELSET, ELSET=PID36B, GENERATE 641,644 *SURFACE,NAME=HUB_BOLT PID36,S4 *SURFACE,NAME=HUBBOLTB PID36B,S4 *CONTACT PAIR, INTERACTION=BLT_HUB1, SMALL SLIDING, HCRIT=1.1 NBOLT1,HUB_BOLT NBOLT1B,HUBBOLTB *SURFACE INTERACTION,NAME=BLT_HUB1 12.899, *FRICTION,ROUGH *SURFACE BEHAVIOR, NO SEPARATION *CONTACT PAIR, INTERACTION=BLT_HUB2, SMALL SLIDING, HCRIT=1.1 NBOLT2,HUB_BOLT NBOLT2B,HUBBOLTB *SURFACE INTERACTION,NAME=BLT_HUB2 25.799, *FRICTION,ROUGH *SURFACE BEHAVIOR, NO SEPARATION *CONTACT PAIR, INTERACTION=BLT_HUB3, SMALL SLIDING, HCRIT=1.1 NBOLT3,HUB_BOLT NBOLT3B,HUBBOLTB *SURFACE INTERACTION,NAME=BLT_HUB3 36.012, *FRICTION,ROUGH *SURFACE BEHAVIOR, NO SEPARATION *CONTACT PAIR, INTERACTION=BLT_HUB4, SMALL SLIDING, HCRIT=1.1 NBOLT4,HUB_BOLT NBOLT4B,HUBBOLTB *SURFACE INTERACTION,NAME=BLT_HUB4 46.226, *FRICTION,ROUGH *SURFACE BEHAVIOR, NO SEPARATION *CONTACT PAIR, INTERACTION=BLT_HUB5, SMALL SLIDING, HCRIT=1.1 NBOLT5,HUB_BOLT NBOLT5B,HUBBOLTB *SURFACE INTERACTION,NAME=BLT_HUB5 52.378, *FRICTION,ROUGH *SURFACE BEHAVIOR, NO SEPARATION *CONTACT PAIR, INTERACTION=BLT_HUB6, SMALL SLIDING, HCRIT=1.1 NBOLT6,HUB_BOLT NBOLT6B,HUBBOLTB *SURFACE INTERACTION,NAME=BLT_HUB6 58.529, *FRICTION,ROUGH *SURFACE BEHAVIOR, NO SEPARATION *CONTACT PAIR, INTERACTION=BLT_HUB7, SMALL SLIDING, HCRIT=1.1 NBOLT7,HUB_BOLT NBOLT7B,HUBBOLTB *SURFACE INTERACTION,NAME=BLT_HUB7 63.107, *FRICTION,ROUGH *SURFACE BEHAVIOR, NO SEPARATION *CONTACT PAIR, INTERACTION=BLT_HUB8, SMALL SLIDING, HCRIT=1.1 NBOLT8,HUB_BOLT NBOLT8B,HUBBOLTB *SURFACE INTERACTION,NAME=BLT_HUB8 67.685, *FRICTION,ROUGH *SURFACE BEHAVIOR, NO SEPARATION *CONTACT PAIR, INTERACTION=BLT_HUB9, SMALL SLIDING, HCRIT=1.1 NBOLT9,HUB_BOLT NBOLT9B,HUBBOLTB *SURFACE INTERACTION,NAME=BLT_HUB9 33.842, *FRICTION,ROUGH *SURFACE BEHAVIOR, NO SEPARATION ** ** Mesh Refinement ** *MPC QUADR, 415, 406, 432, 458 QUADR, 441, 406, 432, 458 QUADR, 467, 458, 484, 510 QUADR, 493, 458, 484, 510 QUADR, 519, 510, 536, 562 QUADR, 545, 510, 536, 562 QUADR, 571, 562, 588, 614 QUADR, 597, 562, 588, 614 QUADR, 1966, 150, 166, 176 QUADR, 1953, 150, 166, 176 QUADR, 1950, 176, 192, 202 QUADR, 1937, 176, 192, 202 QUADR, 1934, 202, 218, 228 QUADR, 1921, 202, 218, 228 QUADR, 1918, 228, 244, 254 QUADR, 1905, 228, 244, 254 *ELEMENT, TYPE=CPS8R, ELSET=PID7 496, 2016, 2018, 2032, 2030, 2017, 2023, 2031, 2022 500, 2030, 2032, 2046, 2044, 2031, 2037, 2045, 2036 504, 2044, 2046, 2060, 2058, 2045, 2051, 2059, 2050 508, 2060, 5008, 5006, 2058, 2065, 5007, 2064, 2059 *ELEMENT, TYPE=CPS8R, ELSET=PID8 495, 2014, 2016, 2030, 2028, 2015, 2022, 2029, 2021 499, 2028, 2030, 2044, 2042, 2029, 2036, 2043, 2035 503, 2042, 2044, 2058, 2056, 2043, 2050, 2057, 2049 507, 2058, 5006, 5004, 2056, 2064, 5005, 2063, 2057 *ELEMENT, TYPE=CPS8R, ELSET=PID9 494, 2012, 2014, 2028, 2026, 2013, 2021, 2027, 2020 498, 2026, 2028, 2042, 2040, 2027, 2035, 2041, 2034 502, 2040, 2042, 2056, 2054, 2041, 2049, 2055, 2048 506, 2056, 5004, 5002, 2054, 2063, 5003, 2062, 2055 *ELEMENT, TYPE=CPS8R, ELSET=PID10 493, 2010, 2012, 2026, 2024, 2011, 2020, 2025, 2019 497, 2024, 2026, 2040, 2038, 2025, 2034, 2039, 2033 501, 2038, 2040, 2054, 2052, 2039, 2048, 2053, 2047 505, 2054, 5002, 5000, 2052, 2062, 5001, 2061, 2053 *ELEMENT, TYPE=CPS8R, ELSET=PID11 509, 2010, 2024, 2088, 2076, 2019, 2087, 2083, 2075 513, 2024, 2038, 2100, 2088, 2033, 2099, 2095, 2087 517, 2038, 2052, 2112, 2100, 2047, 2111, 2107, 2099 521, 2052, 5000, 2124, 2112, 2061, 2123, 2119, 2111 *ELEMENT, TYPE=CPS8R, ELSET=PID12 510, 2076, 2088, 2090, 2078, 2083, 2089, 2084, 2077 514, 2088, 2100, 2102, 2090, 2095, 2101, 2096, 2089 518, 2100, 2112, 2114, 2102, 2107, 2113, 2108, 2101 522, 2112, 2124, 2126, 2114, 2119, 2125, 2120, 2113 *ELEMENT, TYPE=CPS8R, ELSET=PID13 511, 2078, 2090, 2092, 2080, 2084, 2091, 2085, 2079 515, 2090, 2102, 2104, 2092, 2096, 2103, 2097, 2091 519, 2102, 2114, 2116, 2104, 2108, 2115, 2109, 2103 523, 2114, 2126, 2128, 2116, 2120, 2127, 2121, 2115 *ELEMENT, TYPE=CPS8R, ELSET=PID14 512, 2080, 2092, 2094, 2082, 2085, 2093, 2086, 2081 516, 2092, 2104, 2106, 2094, 2097, 2105, 2098, 2093 520, 2104, 2116, 2118, 2106, 2109, 2117, 2110, 2105 524, 2116, 2128, 5009, 2118, 2121, 2129, 2122, 2117 *ELEMENT, TYPE=CPS8R, ELSET=PID15 525, 2082, 2094, 2144, 2132, 2086, 2143, 2139, 2131 529, 2094, 2106, 2156, 2144, 2098, 2155, 2151, 2143 533, 2106, 2118, 2168, 2156, 2110, 2167, 2163, 2155 537, 2118, 5009, 5011, 2168, 2122, 5010, 2175, 2167 *ELEMENT, TYPE=CPS8R, ELSET=PID16 526, 2132, 2144, 2146, 2134, 2139, 2145, 2140, 2133 530, 2144, 2156, 2158, 2146, 2151, 2157, 2152, 2145 534, 2156, 2168, 2170, 2158, 2163, 2169, 2164, 2157 538, 2168, 5011, 5013, 2170, 2175, 5012, 2176, 2169 *ELEMENT, TYPE=CPS8R, ELSET=PID17 527, 2134, 2146, 2148, 2136, 2140, 2147, 2141, 2135 531, 2146, 2158, 2160, 2148, 2152, 2159, 2153, 2147 535, 2158, 2170, 2172, 2160, 2164, 2171, 2165, 2159 539, 2170, 5013, 5015, 2172, 2176, 5014, 2177, 2171 *ELEMENT, TYPE=CPS8R, ELSET=PID18 528, 2136, 2148, 2150, 2138, 2141, 2149, 2142, 2137 532, 2148, 2160, 2162, 2150, 2153, 2161, 2154, 2149 536, 2160, 2172, 2174, 2162, 2165, 2173, 2166, 2161 540, 2172, 5015, 5017, 2174, 2177, 5016, 2178, 2173 *ELEMENT, TYPE=CPS8R, ELSET=PID19 541, 5000, 2192, 2194, 2124, 2187, 2193, 2188, 2123 545, 2192, 2206, 2208, 2194, 2201, 2207, 2202, 2193 549, 2206, 2220, 2222, 2208, 2215, 2221, 2216, 2207 553, 2220, 2234, 2236, 2222, 2229, 2235, 2230, 2221 557, 2234, 2248, 2250, 2236, 2243, 2249, 2244, 2235 561, 2248, 2262, 2264, 2250, 2257, 2263, 2258, 2249 565, 2262, 2276, 2278, 2264, 2271, 2277, 2272, 2263 569, 2276, 2290, 2292, 2278, 2285, 2291, 2286, 2277 573, 2290, 2304, 2306, 2292, 2299, 2305, 2300, 2291 *ELEMENT, TYPE=CPS8R, ELSET=PID20 542, 2124, 2194, 2196, 2126, 2188, 2195, 2189, 2125 546, 2194, 2208, 2210, 2196, 2202, 2209, 2203, 2195 550, 2208, 2222, 2224, 2210, 2216, 2223, 2217, 2209 554, 2222, 2236, 2238, 2224, 2230, 2237, 2231, 2223 558, 2236, 2250, 2252, 2238, 2244, 2251, 2245, 2237 562, 2250, 2264, 2266, 2252, 2258, 2265, 2259, 2251 566, 2264, 2278, 2280, 2266, 2272, 2279, 2273, 2265 570, 2278, 2292, 2294, 2280, 2286, 2293, 2287, 2279 574, 2292, 2306, 2308, 2294, 2300, 2307, 2301, 2293 *ELEMENT, TYPE=CPS8R, ELSET=PID21 543, 2126, 2196, 2198, 2128, 2189, 2197, 2190, 2127 547, 2196, 2210, 2212, 2198, 2203, 2211, 2204, 2197 551, 2210, 2224, 2226, 2212, 2217, 2225, 2218, 2211 555, 2224, 2238, 2240, 2226, 2231, 2239, 2232, 2225 559, 2238, 2252, 2254, 2240, 2245, 2253, 2246, 2239 563, 2252, 2266, 2268, 2254, 2259, 2267, 2260, 2253 567, 2266, 2280, 2282, 2268, 2273, 2281, 2274, 2267 571, 2280, 2294, 2296, 2282, 2287, 2295, 2288, 2281 575, 2294, 2308, 2310, 2296, 2301, 2309, 2302, 2295 *ELEMENT, TYPE=CPS8R, ELSET=PID22 544, 2128, 2198, 2200, 5009, 2190, 2199, 2191, 2129 548, 2198, 2212, 2214, 2200, 2204, 2213, 2205, 2199 552, 2212, 2226, 2228, 2214, 2218, 2227, 2219, 2213 556, 2226, 2240, 2242, 2228, 2232, 2241, 2233, 2227 560, 2240, 2254, 2256, 2242, 2246, 2255, 2247, 2241 564, 2254, 2268, 2270, 2256, 2260, 2269, 2261, 2255 568, 2268, 2282, 2284, 2270, 2274, 2283, 2275, 2269 572, 2282, 2296, 2298, 2284, 2288, 2297, 2289, 2283 576, 2296, 2310, 2312, 2298, 2302, 2311, 2303, 2297 *ELSET,ELSET=PIN PID7,PID8,PID9,PID10,PID11,PID12,PID13,PID14,PID15,PID16,PID17, PID18,PID19,PID20,PID21,PID22 ** flange_elements *SOLID SECTION, ELSET=PID2, MATERIAL=MID2 1., ** ** Note: Thicknesses of plane stress bolthead elements are ** determined by first calculating the areas which the 3-D ** volumes represented by the 2-D elements project onto the ** 1-3 plane, and then dividing the areas by the respective ** element widths. ** ** bolthead_1 *SOLID SECTION, ELSET=PID7, MATERIAL=MID1 51.5976, ** bolthead_12 *SOLID SECTION, ELSET=PID18, MATERIAL=MID1 51.5976, ** bolthead_2 *SOLID SECTION, ELSET=PID8, MATERIAL=MID1 92.4522, ** bolthead_11 *SOLID SECTION, ELSET=PID17, MATERIAL=MID1 92.4522, ** bolthead_3 *SOLID SECTION, ELSET=PID9, MATERIAL=MID1 117.058, ** bolthead_10 *SOLID SECTION, ELSET=PID16, MATERIAL=MID1 117.058, ** bolthead_4 *SOLID SECTION, ELSET=PID10, MATERIAL=MID1 135.37, ** bolthead_9 *SOLID SECTION, ELSET=PID15, MATERIAL=MID1 135.37, ** bolthead_5 *SOLID SECTION, ELSET=PID11, MATERIAL=MID1 164.887, ** bolthead_8 *SOLID SECTION, ELSET=PID14, MATERIAL=MID1 164.887, ** bolthead_6 *SOLID SECTION, ELSET=PID12, MATERIAL=MID1 188.382, ** bolthead_7 *SOLID SECTION, ELSET=PID13, MATERIAL=MID1 188.382, ** gasket_elements *SOLID SECTION, ELSET=PID3, MATERIAL=MID3 1., ** bolttrunk_1 *SOLID SECTION, ELSET=PID19, MATERIAL=MID1 78.6157, ** bolttrunk_4 *SOLID SECTION, ELSET=PID22, MATERIAL=MID1 78.6157, ** bolttrunk_2 *SOLID SECTION, ELSET=PID20, MATERIAL=MID1 122.446, ** bolttrunk_3 *SOLID SECTION, ELSET=PID21, MATERIAL=MID1 122.446, ** hole_elements *SOLID SECTION, ELSET=PID1, MATERIAL=MID4,ORIENT=RECT 1., **local orientation matching global system *ORIENTATION,NAME=RECT 1.0, 0.0, 0.0, 0.0, 1.0, 0.0 1, 0.0 ** bolt_material *MATERIAL, NAME=MID1 *ELASTIC, TYPE=ISOTROPIC 2.06E+5, 0.3 ** BOLTS ASSUME PLANE STRESS CONDITIONS. ** THERE ARE 8 BOLTS SO A=8* BOLT CROSS-SECTION AREA ** flange_material *MATERIAL, NAME=MID2 *ELASTIC, TYPE=ISOTROPIC 2.06E+5, 0.3 ** gasket_material *MATERIAL, NAME=MID3 *ELASTIC, TYPE=ISOTROPIC .687E+5, 0.3 ** hole_material *MATERIAL, NAME=MID4 *ELASTIC, TYPE=ENGINEERING CONSTANTS 155.29E3, 155.29E3, 155.29E-3, 0.3, 0.0, 0.0, 59.728E3, 77.65E-3, 77.65E-3, ** HOOP/INPLANE DIRECT MODULI RATIO = 1.E6 *NSET,NSET=GASKTEND,GENERATE 1993,2009 *NSET,NSET=BOLTEND,GENERATE 2304,2312 *NSET,NSET=BOLTMID 2308, *NSET,NSET=NOUT 2078,5008,2126,5017,2308 747,876,5100,2438,5117,2684,2796,9,5,1,34,26,18 *BOUNDARY GASKTEND,2 BOLTEND,2 ** ** Pre-tension section ** *NSET,NSET=NSECT 6001, *ELSET,ELSET=ESECT,GEN 557,560,1 *SURFACE,NAME=PSECT ESECT,S2 *PRE-TENSION SECTION,SURFACE=PSECT,NODE=6001 ** *STEP, AMPLITUDE=RAMP *STATIC 1.,1. *CLOAD 6001,1,120000. *NODE PRINT,FREQ=1,NSET=NSECT U,RF *NODE PRINT, FREQUENCY=1,NSET=BOLTEND,TOTALS=YES U,RF *NODE PRINT, FREQUENCY=1,NSET=GASKTEND,TOTALS=YES U,RF *NODE PRINT, FREQUENCY=1,NSET=NOUT U,RF *NODE FILE, NSET=NOUT, FREQUENCY=1 U, RF *CONTACT PRINT,SLAVE=HUB_BOT, MASTER=GASKET *CONTACT FILE,SLAVE=HUB_BOT, MASTER=GASKET *CONTACT PRINT,MASTER=HUB_BOLT *CONTACT PRINT,MASTER=HUBBOLTB *PRINT, CONTACT=YES *END STEP