| Design Engineer¸¦ À§ÇÑ »ç¿ëÀÌ ½±°í Æí¸®ÇÑ ÃÖÀûÈ ¼ÒÇÁÆ®¿þ¾î |
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HEEDS¢â(Hierarchical Evolutionary Engineering Design System)´Â ´Ù¾çÇÑ ºÐ¾ßÀÇ CAE(computer-aided engineering) ¼ÒÇÁÆ®¿þ¾î¸¦ ÅëÇÕ°ü¸®Çϰí, ¼³°è°úÁ¤À» ÀÚµ¿È½ÃÄÑÁÖ¸ç, »ç¿ëÀÌ ½±°í °·ÂÇÑ ÃÖÀûÈ ¼ÒÇÁÆ®¿þ¾îÀÌ´Ù.
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HEEDS¿¡¼ Á¦°øÇÏ´Â ÃÖÀûÈ ¾Ë°í¸®Áò ¹× ±â´Éµé |
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HEEDS´Â »ç¿ëÀÚ¿¡°Ô ¾ÈÀüÇϰí, ³ôÀº »ý»ê¼ºÀÇ Á¦Ç°À» Àú·ÅÇÑ °³¹ßºñ¿ëÀ¸·Î »ý»êÇÒ ¼ö ÀÖµµ·Ï ÇÑ´Ù.
¼³°è ÃÖÀûÈ (Design Optimization)
HEEDS¿¡¼´Â ¿©·¯ ¼³°è º¯¼ö °ª°ú ¼³°è ¸ñÇ¥ °ªÀ» ½±°Ô Á¤ÀÇÇÒ ¼ö ÀÖ°í, ¼º´ÉÀ» Æò°¡Çϱâ À§ÇÑ ÇØ¼®µµ±¸µéµµ ¼±Á¤ÇÒ ¼ö ÀÖ´Ù. ÀÌÈÄ¿¡ HEEDS´Â ¼³°è ¸ñÇ¥ °ª°ú Á¶°ÇµéÀ» ¸ðµÎ ¸¸Á·ÇÏ´Â ¼³°è º¯¼ö °ªÀ» ãÀ» ¶§±îÁö ÀÚµ¿À¸·Î ¹Ýº¹ °è»êÀ» ¼öÇàÇÑ´Ù. ¶ÇÇÑ, HEEDS´Â Áøº¸µÈ ÃÖÀûÈ ¾Ë°í¸®Áò°ú µ¶Á¡ÀûÀΠŽ»ö¹æ¹ýÀ» »ç¿ëÇÏ¿© º¸´Ù ÁÁÀº ¼³°è¸¦, º¸´Ù ºü¸£°í È¿À²ÀûÀ¸·Î ã¾ÆÁØ´Ù.
ÃÖÀûÈ ¾Ë°í¸®Áò (Optimization algorithms)
(1) SHERPA
(2) Multi-objective SHERPA
(3) Genetic algorithm
(4) Quadratic programming
(5) Simulated annealing
(6) Response surface
(7) Multi-start local search |
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½ÇÇè°èȹ¹ý (Design of Experiments)
¼³°è ¹Î°¨µµ¸¦ ¿¹ÃøÇÏ´Â °ÍÀÌ Áß¿äÇØÁú ¶§³ª ¶Ç´Â ¼³°èÀÚÀÇ ¼³°è °ø°£¿¡ ´ëÇÑ ºÐ¸íÇÑ ÀÌÇØ¸¦ ¾ò°íÀÚ ÇÒ ¶§, ½ÇÇè°èȹ¹ý(DOE)Àº ¶§¶§·Î ÀÌ»óÀûÀÎ Á¢±Ù ¹æ¹ýÀÌ´Ù. ½ÇÇè°èȹ¹ýÀº ÀûÀº °è»ê ¹× ½ÇÇèÀûÀÎ ³ë·ÂÀ» µé¿© ¸¹Àº À¯¿ëÇÑ Á¤º¸¸¦ ºü¸£°Ô ¾ò¾î³¾ ¼ö ÀÖµµ·Ï ÇØ ÁØ´Ù. HEEDSÀÇ ½ÇÇè°èȹ¹ýÀº ´Ù¾çÇÑ ºÐ¾ßÀÇ CAE ÇÁ·Î±×·¥À» ¸Å¹ø ´Ù¸¥ º¯¼ö °ªÀ¸·Î ¼³Á¤ÇÏ¿© ÀÚµ¿À¸·Î ¼³°èº¯¼ö¸¦ Æò°¡Çϰí, ¼³°è¿¡ ¸¹Àº ¿µÇâÀ» ¹ÌÄ¡´Â ÁßÁ¡ÀûÀÎ º¯¼öµéÀ» ã´Âµ¥ µµ¿òÀ» ÁØ´Ù. Áß¿äÇÏÁö ¾ÊÀº º¯¼öµéÀº ¹«½ÃµÇ°Å³ª °£¼ÒÈµÇ¾î ¼³Á¤µÈ´Ù. DOE´Â »ç¿ëÀÚ°¡ °¡°ÝÀ» ³·Ãß±â À§ÇØ È¿°úÀûÀ¸·Î ǰÁúÀ» Á¶Á¤ÇÒ ¼ö ÀÖµµ·Ï ÇØ ÁØ´Ù.
DOE sampling methods
(1) Full factorial designs (two-level and three-level)
(2) Fractional factorial designs (two-level and three-level)
(3) Taguchi orthogonal arrays
(4) Plackett-Burman designs
(5) Latin hypercube designs
(6) Central composite designs
(7) D-optimal designs
(8) Taguchi robust design arrays
(9) User-defined arrays
(10) User-defined response data
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ÃÖÀûÈ ÀÛ¾÷°úÁ¤ÀÇ ÀÚµ¿È(Process Automation)
HEEDSÀÇ ÇÁ·Î¼¼½º ÅëÇÕ ¸ðµâÀº »ç¿ëÀÚ°¡ ÇöÀç ÁøÇàÇÏ´Â ÀÛ¾÷ÀÇ ÀÚµ¿È¸¦ ÅëÇØ º¸´Ù »ý»êÀûÀÎ °á°úµµÃâÀÌ °¡´ÉÇÏ°Ô ÇØÁØ´Ù. HEEDS¿¡¼´Â ¼³°è¿¡ ÇÊ¿äÇÑ Á¤º¸µéÀÌ Çü»óÁ¦¾îµµ±¸(CAD tools), °ÝÀÚ»ý¼ºµµ±¸(meshing tools) ¹× ¼öÄ¡ÇØ¼®µµ±¸(simulation tools) »çÀ̸¦ ÀÚµ¿À¸·Î Àü¼ÛµÇ¾î, ÃÖÀûÈ¿¡ ÇʼöÀûÀÎ ¹Ýº¹ ÀÛ¾÷À» ¿øÈ°ÇÏ°Ô ÇØÁØ´Ù. ÇϳªÀÇ ¼³°è°úÁ¤ÀÌ ¼±Á¤µÇ°í °ËÁõµÈ ÈÄ¿¡´Â ÃÖÀûÈ °úÁ¤ Àüü¿¡¼ »ç¿ëµÉ ¼ö ÀÖ´Ù.
ǰÁú µðÀÚÀÎ µµ±¸ (Quality Design Tools)
À¯ÇÑÇÑ ±âÇÏÇÐÀû Çã¿ëÄ¡, Àç·á ¹°¼ºÄ¡ÀÇ º¯ÈÆø, ±×¸®°í ºÎÇÏ Á¶°ÇÀÇ ºÒÈ®½Ç¼º µîÀº ¼³°èµÈ Á¦Ç°ÀÌ ¾à°£ ´Ù¸£°Ô ÀÛµ¿Çϵµ·Ï ÇÑ´Ù. ÀÌ·¯ÇÑ ¹®Á¦Á¡À» ÇØ°áÇϱâ À§Çؼ HEEDS¿¡¼´Â °°Ç¼º ¹× ½Å·Ú¼º(Robust and Reliable) ¼³°è¹æ¹ýÀ» Á¦°øÇÑ´Ù. R&R ¼³°è¸¦ ÅëÇÑ Á¦Ç°ÀÇ ¼º´ÉÀº ÀÌ·± ¿¹»óµÇ´Â º¯µ¿ Æø¿¡µµ Å« º¯È°¡ ¾ø°í, Ç×»ó Çã¿ëÇѵµ ³»¿¡ Á¸ÀçÇÏ°Ô ÇÑ´Ù. ¼³°èÀÇ °°Ç¼ºÀ̳ª ½Å·Ú¼ºÀ» Æò°¡ÇϱâÀ§ÇØ ÀÔ·Â º¯¼ö °ªÀº È®·üÀûÀ¸·Î ¸¸µé¾îÁø´Ù. Áï, Æò±Õ°ª°ú È®·ü ºÐÆ÷ÇÔ¼ö·Î½á Á¤ÀǵȴÙ. °á°ú·Î ³ªÅ¸³ª´Â ½Ã½ºÅÛÀÇ ¼º´ÉƯ¼ºÀº Æò±Õ°ª°ú Æò±Õ°ªÀÇ ÆíÂ÷·Î½á ÃøÁ¤µÈ´Ù.
ǰÁú ¼³°è ´É·Â(Quality design capabilities)
(1) Taguchi robust design arrays
(2) Structured sampling
(3) Random (Monte Carlo) sampling
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SHERPAÀÇ Æ¯Â¡ |
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1) Hybrid (Ž»ö¹æ¹ýÀÇ È¥ÇÕ)
- ¿¬¼ÓÀû(sequentially)ÀÌ ¾Æ´Ñ µ¿½Ã¿¡(simultaneously) ¿©·¯ Ž»ö¹æ¹ýµéÀ» È¥ÇÕÇÔ
- ±âÁ¸¿¡ ¾Ë·ÁÁø Ž»ö¹æ¹ýµéÀÇ ÀåÁ¡À» ÃëÇÕÇÔ
- ±¹ºÎŽ»ö(local search)°ú ÀüüŽ»ö(global search)À» µ¿½Ã¿¡ ¼öÇàÇÔ
2) Adaptive (ÀûÀÀ¼º)
- º¹ÀâÇÑ ¹®Á¦¿¡µµ ½±°Ô Àû¿ë°¡´ÉÇϰí, È¿À²ÀûÀ¸·Î ¼³°è¿µ¿ª¿¡ ´ëÇÑ Á¤º¸¸¦ ¾Ë ¼ö ÀÖÀ½
- Ž»ö°úÁ¤¿¡¼ ÁÖ °ü¸®ÀÚ(master controller)´Â °¢°¢ÀÇ ¹æ¹ýµéÀÇ °¡ÁßÄ¡¸¦ °áÁ¤ÇÔ
- °¢°¢ÀÇ Å½»ö¹æ¹ýµéÀº ¼³°è¿µ¿ª¿¡ ¸Â°Ô ¼öÁ¤µÊ
3) Both single & multi-objective capabilities
- ¸¹Àº ¸ñÀû°ª(multi-objective)À» Ž»öÇÒ ¼ö ÀÖ´Â ´É·Â
4) Efficient (È¿À²¼º)
- ¸¹Àº ¹®Á¦¿¡¼ ´Ù¸¥ Ž»ö¹æ¹ýº¸´Ù ÀûÀº Æò°¡ ¼ö(evaluation number)°¡ ÇÊ¿äÇÔ
- ºü¸¥ ÃÖÀûÈ Å½»ö¹æ¹ýÀÇ ¼³Á¤ (ParameterÀÇ Á¶Á¤ÀÌ ÀÚµ¿ÈµÊ)
5) Robust (°°Ç¼º)
- ´Ù¾çÇÑ Á¾·ùÀÇ ¹®Á¦¿¡ ÀÖ¾î¼ ´Ù¸¥ Ž»ö¹æ¹ýº¸´Ù ´õ ÁÁÀº ÇØ¹ýÁ¦°ø
- ±¹ºÎ(local) ¹× Àüü(global) ÃÖÀûȸ¦ µ¿½Ã¿¡ ¼öÇàÇÔ
6) Easy to Use (»ç¿ëÀÇ ÆíÀǼº)
- ÃÖÀûÈ À̷п¡ °üÇÑ Àü¹®°¡ÀûÀÎ Áö½ÄÀÌ ÇÊ¿ä ¾øÀ½
- ÇϳªÀÇ º¯¼ö¿¡ Àû¿ë °¡´ÉÇÑ ´Ù¾çÇÑ Æò°¡¹æ¹ý
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HEEDS »ç¿ëȯ°æ |
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| HEEDS´Â 32bit ¹× 64bit À©µµ¿ì ¹× ¸®´ª½º, À¯´Ð½º ½Ã½ºÅÛÀ» Áö¿ø |
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