Home>Á¦Ç°¼Ò°³>±¸Á¶Ãæµ¹Çؼ®>LS-DYNA
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LS-DYNA |
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LS-DYNA´Â 3Â÷¿ø ºñź¼º
±¸Á¶¹°ÀÇ µ¿Àû°Åµ¿À» ¸ð»çÇÒ ¼ö ÀÖ´Â ¿Ü¿¬Àû ¹× ³»¿¬Àû ¹æ¹ý¿¡ ÀÇÇÑ À¯ÇÑ¿ä¼ÒÇؼ®
Çؼ® ¿µ¿ª
- Nonlinear dynamics
¹°¼º ¸ðµ¨
Metals, Plastics,
Glass, Foams, Fabrics, Elastomers, Honeycombs, Composites, Concrete & soils,
element ¶óÀ̺귯¸®
Solids, 8-node thick shells, 3/4-node shells, beams, welds, discrete zero length beams, trusses and cables, nodal masses, lumped inertia
contact ¾Ë°í¸®Áò
Flexible body contact, flexible body to rigid body contact, rigid body to rigid body contact, edge to edge contact, eroding contact, tied contact, cad surfaces, rigid walls, draw beads
automotive feature
Seatbelts, sliprings, pretentioners, retractors, sensors, accelerometers, airbags, hybrid III dummy models, inflator models
[ Application ]
LS-DYNA´Â ¹ü¿ë À¯ÇÑ ¿ä¼Ò Çؼ® ÆÐÅ°Áö·Î¼ ¾î´À ƯÁ¤ ºÐ¾ß Çؼ®¿¡ ±¹ÇѵÇÁö ¾Ê°í ´Ù¾çÇÏ°í º¹ÀâÇÑ ¹°¸® Çö»ó ½Ã¹Ä·¹À̼ǿ¡ ÀÌ¿ëÇÒ ¼ö ÀÖ½À´Ï´Ù. ¾Æ·¡¿¡ ¸®½ºÆ®µÇ¾î ÀÖ´Â ¿µ¿ª ¿Ü¿¡µµ ¸¹Àº ´Ù¸¥ ºÐ¾ß·Î LS-DYNA¸¦ Á¢¸ñÇÒ ¼ö ÀÖ½À´Ï´Ù.
Â÷·® Ãæµ¹ ³»±¸ ¹× ½Â°´ ¾ÈÀü ºÐ¾ß
LS-DYNA´Â Â÷·® µðÀÚÀÎÀ» °ËÁõÇϱâ À§ÇØ ÀÚµ¿Â÷ °ü·Ã ¾÷üµé¿¡ ÀÇÇØ ¸¹ÀÌ »ç¿ëµÇ°í ÀÖ½À´Ï´Ù. Ãæµ¹¿¡ ÀÇÇÑ Â÷·®ÀÇ °Åµ¿»Ó¸¸ ¾Æ´Ï¶ó ½Â°´¿¡ ´ëÇÑ ¿µÇâ±îÁö Á¤È®ÇÏ°Ô ¿¹ÃøÇÕ´Ï´Ù. ÀÚµ¿Â÷ ȸ»çÀÇ ±× ºÎÇ°¾÷ü¿¡¼´Â LS-DYNA¸¦ »ç¿ëÇÔÀ¸·Î½á ÇÁ·ÎÅä ŸÀÔ Á¦ÀÛ È½¼ö¸¦ ÁÙ¿© ºñ¿ë°ú ½Ã°£À» ÇöÀúÈ÷ Àý¾àÇÏ°í ÀÖ½À´Ï´Ù
¹ÚÆÇ ¼ºÇü Çؼ® ºÐ¾ß
LS-DYNA°¡ °¡Àå ¸¹ÀÌ »ç¿ëµÇ´Â ÇÑ ºÐ¾ß·Î ¹ÚÆÇ ¼ºÇü Çؼ®À» µé ¼ö ÀÖ½À´Ï´Ù. LS-DYNA´Â ÀÀ·Â°ú º¯ÇüÀ» Á¤È®È÷ °è»êÇÔÀ¸·Î½á ¼ÒÀçÀÇ ÁÖ¸§, ÆÄ´ÜÀ» ½ÇÁ¦ tryout ÀÌÀü¿¡ ¿¹ÃøÇÒ ¼ö ÀÖ½À´Ï´Ù. LS-DYNA´Â adaptive mesh ±â´ÉÀ» Áö¿øÇÏ¿© Çؼ® Áß¿¡ mesh°¡ refineµÇ¹Ç·Î Çؼ® ½Ã°£À» ÁÙÀÌ°í Á¤¹Ðµµ¸¦ ³ôÀÏ ¼ö ÀÖ½À´Ï´Ù. metal stamping, hydro-forming, forging, deep drawing, multi-stage process¸¦ Çؼ®ÇÒ ¼ö ÀÖ½À´Ï´Ù
±¹¹æ Çؼ® ºÐ¾ß
LS-DYNAÀÇ Àü½Å(îñãó)ÀÎ LLNL DYNA3D´Â ±¹¹æ ºÐ¾ß Çؼ®À» À§ÇØ ÀÛ¼ºµÈ ÄÚµåÀÔ´Ï´Ù. µû¶ó¼ LS-DYNA´Â ±¹¹æ ºÐ¾ß Çؼ®¿¡ ÀÖ¾î Áøº¸µÈ Ư¡À» °¡Áö°í ÀÖ½À´Ï´Ù. ¹ß»çüÀÇ °üÅë ¹®Á¦, Æø¹ß¿¡ ÀÇÇÑ ±¸Á¶¹°ÀÇ ÀÀ´ä, USA¿Í Ä¿Çøµ¿¡ ÀÇÇÑ ¼öÁß Ãæ°Ý Çؼ® µî¿¡ Àû¿ëµÇ°í ÀÖ½À´Ï´Ù.
Ç×°ø ¿ìÁÖ »ê¾÷ À©µå ½Çµå³ª ¿£Áø ºí·¹À̵忡 ´ëÇÑ bird striking ¹®Á¦³ª Ç×°ø±âÀÇ ±¸Á¶Àû °áÇÔÀ» ¹àÈ÷´Âµ¥ LS-DYNA°¡ ³Î¸® »ç¿ëµÇ°í ÀÖ½À´Ï´Ù.
±âŸ
³«ÇÏ Çؼ®, ÀüÀÚ ºÎÇ° ¼³°è, »ýü °øÇÐ, ÁöÁø °øÇÐ, µµ½Ã °øÇÐ ºÐ¾ß Çؼ® µî¿¡ LS-DYNA¸¦ Àû¿ëÇÒ ¼ö ÀÖ½À´Ï´Ù.
[ Examples ]
ȸéÀ» Ŭ¸¯ÇÏ¸é µ¿¿µ»óÀÌ Àç»ýµË´Ï´Ù.
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