Auto Rotational DOF Constraint for Truss/Plane Stress/Solid Elements
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ȸÀü°¼º¼ººÐÀ» °®Áö ¾Ê´Â Æ®·¯½º, Æò¸éÀÀ·Â¿ä¼Ò, ÀÔü¿ä¼ÒÀÇ È¸ÀüÀÚÀ¯µµ¸¦ ÀÚµ¿À¸·Î ±¸¼ÓÇÕ´Ï´Ù.
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Auto Normal Rotation Constraint for Plate Elements
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¸é¿Ü ȸÀü°¼ºÀÌ ¾ø´Â ÆÇ¿ä¼ÒÀÇ Á±¼Çؼ®½Ã¿¡ ¹ß»ýÇÏ´Â ºÒÇÊ¿äÇÑ Á±¼¸ðµå ¹ß»ýÀ» Á¦¾îÇϱâ À§ÇÏ¿© ¸é¿¡ ¼öÁ÷ÇÑ ¹æÇâÀÇ È¸ÀüÀÚÀ¯µµ¸¦ ±¸¼ÓÇÕ´Ï´Ù. ¸é¿Ü ȸÀü¹æÇâ °¼ºÀÌ ÀÖ´Â ÆÇ¿ä¼Ò¿¡´Â Àû¿ëµÇÁö ¾Ê½À´Ï´Ù.
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Tension / Compression Truss Element(Elastic Link / Inelastic Spring)
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Æ®·¯½º³ª ź¼º¿¬°á¿ä¼ÒÀÇ ÀÎÀå ¶Ç´Â ¾ÐÃàÀü´ã¿ä¼Ò¸¦ »ç¿ëÇÑ °æ¿ì¿¡´Â ¿ÞÂÊÀÇ ¼ø¼µµ¿Í °°ÀÌ ÇÁ·Î±×·¥ ³»ºÎÀûÀ¸·Î ÀÚµ¿ ¹Ýº¹ ¼±ÇüÇؼ®À» ¼öÇàÇÏ¿© Çظ¦ ¾ò½À´Ï´Ù.
»ç¿ëÇÒ ¼ö ÀÖ´Â ÀÎÀå ¶Ç´Â ¾ÐÃàÀü´ã¿ä¼Ò´Â ¾Æ·¡¿Í °°½À´Ï´Ù.
Æ®·¯½ºÀÇ Compression only / Tension only
Elastic LinkÀÇ Compression only / Tension only Type
Point Spring SupportÀÇ Compression only/ Tension only Type
ºñ¼±Çü ºÎÀçÀÇ °¼ºÀº Çؼ® °á°úÀÇ ¿µÇâÀ» ¹Þ±â ¶§¹®¿¡ ¹Ýº¹ ¼ö·Å°úÁ¤À» ÅëÇÏ¿© ±¸Á¶¹°ÀÇ °¼º°ú ÇÏÁß¿¡ ¸Â´Â °¼º°ú ³»·ÂÀ» °áÁ¤ÇØ¾ß ÇÕ´Ï´Ù.
ºñ¼±Çü ºÎÀ縦 »ç¿ëÇÑ Çؼ®ÀÇ °á°ú´Â ´Ù¸¥ ÇÏÁßÁ¶°ÇÀÇ °á°ú¿Í ¼±ÇüÁ¶ÇÕµÇÁö ¾Ê¾Æ¾ß Çϸç, Á¶ÇÕµÈ ÇÏÁß¿¡ ´ëÇÑ °á°ú¸¦ ±¸ÇÏ°íÀÚ ÇÒ °æ¿ì¿¡´Â ÇϳªÀÇ ÇÏÁßÁ¶°ÇÀ¸·Î Á¶ÇÕÇÏ¿© µ¶¸³ÀûÀ¸·Î Çؼ®À» ¼öÇàÇÑ °á°ú¸¦ ¾ò¾î¾ß ÇÕ´Ï´Ù.
¿©·¯ ÇÏÁßÁ¶°Ç(Load Case)ÀÌ Á¶ÇÕµÈ ÇÏÁßÁ¶ÇÕ(Load Combination)À» ÇϳªÀÇ ÇÏÁßÁ¶°ÇÀ¸·Î ¸¸µé±â À§ÇÏ¿© Create Load Cases using Load Combinations ±â´ÉÀ» ÀÌ¿ëÇÒ ¼ö ÀÖ½À´Ï´Ù.
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Number of Iteration / Load Case : °¢ ÇÏÁßÁ¶°Ç¸¶´Ù Çؼ®À» ¼öÇàÇÏ´Â °úÁ¤¿¡¼ »ç¿ëÇÏ´Â ÃÖ´ë¹Ýº¹È½¼ö¸¦ ÀÔ·ÂÇÕ´Ï´Ù.
Tolerance : ¼ö·Å¿ÀÂ÷ÇѰ踦 ÀÔ·ÂÇÕ´Ï´Ù.
ºñ¼±ÇüÇؼ®ÀÇ ¹Ýº¹¼öÇà½Ã Çؼ®°ªÀÇ ¼ö·ÅÁ¤µµ¸¦ º¯À§¸¦ ±âÁØÀ¸·Î ³ªÅ¸³½ °ÍÀÌ´Ù. Displacement error normÀÌ Convergence Toleranceº¸´Ù ÀÛÀ» °æ¿ì Çؼ®°á°ú°¡ ¼ö·ÅÇÏ´Â °ÍÀ¸·Î ÆÇ´ÜÇÑ´Ù.
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Consider Section Stiffness Scale Factor for Stress Calculation
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ÀÌ °æ¿ì¿¡´Â Çؼ®¿¡ »ç¿ëµÈ ´Ü¸é°¼ºÀ» ÀÌ¿ëÇÏ¿© ÀÀ·Â°è»ê½Ã Section Stiffness Scale Factor¿¡¼ Áõ°¨°è¼ö¸¦ °í·ÁÇÑ °á°ú¸¦ Ãâ·ÂÇÏ´Â ±â´ÉÀÔ´Ï´Ù. ±âº»°ªÀº Check offÀÔ´Ï´Ù.
ÀÌ ±â´ÉÀº ´Ü¸éÀÇ °¼ºÀ» Áõ°¨½Ãų °æ¿ì º¯ÈµÈ ´Ü¸é¿¡ ´ëÇÏ¿© ÀÀ·Â°è»ê½Ã¿¡ ¹Ý¿µÇÒ Áö ¿©ºÎ¸¦ ¼±ÅÃÇÏ´Â ±â´ÉÀÌ´Ù. ´Ü¸éÀÇ °¼ºÀ» Á¶ÀýÇÏ´õ¶óµµ ÀÀ·Â°è»ê½Ã¿¡´Â Àü´Ü¸é¿¡ ´ëÇÏ¿© °í·ÁÇÏ´Â °ÍÀÌ ÀϹÝÀûÀÎ ¹æ¹ýÀÌ´Ù. µû¶ó¼, ±âº»°ªÀº Check Off°¡ µÈ´Ù.
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Transfer Reactions of Slave Nodes to the Master Node
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Rigid LinkÀÇ Master Node¿¡ Supports°¡ ÀÖ´Â °æ¿ì¿¡ ¹Ý·ÂÃâ·Â¹æ¹ýÀ» ¼³Á¤ÇÕ´Ï´Ù. ÀÌ ¿É¼Ç¿¡ Check On Çϸé Rigid LinkÀÇ ÁÖÀýÁ¡¿¡ ÁýÁ߹ݷÂÀÌ Ãâ·ÂµÇ°í, Check Off Çϸé Rigid Link°¡ ¿¬°áµÈ ¸ðµç ÀýÁ¡¿¡¼ ºÐÆ÷¹Ý·ÂÀÌ Ãâ·ÂµË´Ï´Ù.
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Calculate Equivalent Beam Stresses (Von-Mises and Max-Shear)
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Von-mises³ª TrescaÀÀ·Â°ú °°Àº µî°¡ÀÀ·ÂÀ» °è»êÇϱâ À§ÇÑ ±â´ÉÀ¸·Î °è»ê °á°ú°ªÀ» º¸¿ä¼Ò¿¡ ConuourÇüÅ·Πº¸¿©ÁØ´Ù. ÀÌ ¿É¼ÇÀÌ È°¼ºÈ µÇ¸é º¸¿ä¼Ò ÀÀ·Â°á°ú â¿¡¼ Àüü ºÎÁ¦¿¡ ´ëÇÑ µî°¡ÀÀ·Â °á°ú¸¦ °ËÅäÇÒ ¼ö ÀÖ´Ù.
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Consider Reinforcement for Section Stiffness Calculation
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Reinforcement of Sections¿¡¼ ÀÔ·ÂµÈ Ã¶±ÙÀ» ´Ü¸é°¼º°è»ê¿¡ ¹Ý¿µÇÒÁö ¿©ºÎ¸¦ ¼±ÅÃÇÕ´Ï´Ù. ¿É¼ÇÀÌ ¼±ÅõǸé Çؼ®½Ã »ç¿ëµÇ´Â ´Ü¸é°¼º°è»ê¿¡ ö±ÙÀÌ ¹Ý¿µµË´Ï´Ù.
¼³°è, M-Phi °è»ê½Ã¿¡´Â ¿É¼Ç ¼±Åà ¿©ºÎ¿¡ °ü°è¾øÀÌ Ã¶±ÙÀÌ °í·ÁµÈ ´Ü¸éÀÌ Àû¿ëµË´Ï´Ù.
Àü´Ü°ºÀÀÌ ÀÔ·ÂµÈ °æ¿ì¿¡´Â ¿É¼Ç¼±Åÿ¡ °ü°è¾øÀÌ Çؼ®¿¡ °í·ÁµË´Ï´Ù. Àü´Ü°ºÀÀÌ ÀÔ·ÂµÈ PSC ´Ü¸éÀÇ ÀÀ·Â°á°ú´Â Beam Stresses(PSC)ÀÇ sig-xz(bar) °á°ú¿¡ ¹Ý¿µµË´Ï´Ù.
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Change Local Axis of Tapered Section for Force/stress Calculation
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º¯´Ü¸éÀÇ ´Ü¸é OffsetÀÌ »ó´ÜÀ̳ª ÇÏ´ÜÀ¸·Î Àû¿ëµÇ¸é, Offset¶óÀΰú ÆòÇàÇÏ°Ô ¿ä¼ÒÁÂÇ¥°è¸¦ º¯°æÇÏ¿© ºÎÀç·Â°ú ÀÀ·ÂÀ» °ËÅäÇÒ ¼ö ÀÖµµ·Ï ÇÏ´Â ±â´ÉÀÔ´Ï´Ù.
ÀÌ ¿É¼ÇÀº »ç¿ëÀÚ°¡ º¯´Ü¸éÀÇ Á߷¹æÇâ°ú ÆòÇàÇÑ ¼öÁ÷¹æÇâ ºÎÀç·ÂÀÇ °á°ú°ªÀ» ¾ò°íÀÚ ÇÒ ¶§ À¯¿ëÇÏ°Ô ¾²ÀÏ ¼ö ÀÖ½À´Ï´Ù.
(a) ¿É¼Ç ¹Ì Àû¿ë ½Ã (b) ¿É¼Ç Àû¿ë ½Ã
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