微差爆破设置延时时间25ms,为什么炮孔在1ms左右就提前起爆? 100
*CONTROL_TERMINATION
$# endtim endcyc dtmin endeng endmas
0.200000 0 0.000 0.000 0.000
*CONTROL_TIMESTEP
$# dtinit tssfac isdo tslimt dt2ms lctm erode ms1st
0.000 0.600000 0 0.000 0.000 0 0 0
$# dt2msf dt2mslc imscl
0.000 0 0
*DATABASE_BINARY_D3PLOT
$# dt lcdt beam npltc psetid
2.0000E-4 0 0 0 0
$# ioopt
0
*DATABASE_BINARY_D3THDT
$# dt lcdt beam npltc psetid
2.0000E-4 0 0 0 0
*DATABASE_FORMAT
$# iform ibinary
0 0
*DATABASE_EXTENT_BINARY
$# neiph neips maxint strflg sigflg epsflg rltflg engflg
0 0 3 1 1 1 1 1
$# cmpflg ieverp beamip dcomp shge stssz n3thdt ialemat
0 0 4 1 1 1 2 0
$# nintsld pkp_sen sclp unused msscl therm intout nodout
0 0 1.000000 0 0 0STRESS STRESS
*BOUNDARY_NON_REFLECTING_2D
$# nsid
1
*PART
$# title
Part 1 for Mat 1 and Elem Type 1
$# pid secid mid eosid hgid grav adpopt tmid
1 1 1 1 0 0 0 0
*SECTION_SHELL
$# secid elform shrf nip propt qr/irid icomp setyp
1 13 1.000000 1 1 0 0 1
$# t1 t2 t3 t4 nloc marea idof edgset
0.000 0.000 0.000 0.000 0.000 0.000 0.000 0
*MAT_HIGH_EXPLOSIVE_BURN_TITLE
explosive
$# mid ro d pcj beta k g sigy
1 1300.0000 4000.0000 5.2000E+9 2.0000000 9.30000E9 8.50000E9 0.28000E9
*EOS_JWL
$# eosid a b r1 r2 omeg e0 vo
1 2.14E+11 1.8200E+8 4.200000 0.900000 0.150000 4.1920E+9 1.000000
*PART
$# title
Part 2 for Mat 2 and Elem Type 1
$# pid secid mid eosid hgid grav adpopt tmid
2 1 2 0 0 0 0 0
*MAT_PLASTIC_KINEMATIC_TITLE
rock
$# mid ro e pr sigy etan beta
2 2700.00006.9000E+10 0.228000 6.9000E+7 6.8000E+9 0.000
$# src srp fs vp
2.630000 3.960000 0.000 0.000
*INITIAL_DETONATION
$# pid x y z lt
1 -6.000000 0.000 0.000 0.000
1 0.000 0.000 0.000 0.025000
1 6.000000 0.000 0.000 0.050000
孔距6m,孔径0.25m,总计算时间0.2s,输出步数1000步。
问题出在*MAT_HIGH_EXPLOSIVE_BURN 这张卡片上,你仔细研读下手册