A Product Data Representation for Engineering Change Management
since April 22, 2000 last modified April 22, 2000
This paper provides a product data representation, a data schema and related operations, for the management of engineering changes. The computer interpretable format of the representation enables itself to be realized through databases and their applications to a component of a product data management system. Supporting general operations for the engineering changes, it resolves problems of the existing information systems in the nested engineering changes and the simultaneous change application to multiple products. To show the feasibility, a prototype system is implemented based on the representation.

1. ¼­·Ð

Á¦Ç°À» À§ÇÑ ÀÚ·áÇ¥Çö(Product data representation)Àº Á¦Ç° ¼ö¸íÁ⵿ֱ¾È¿¡ ¹ß»ýÇÏ´Â Á¤º¸¸¦ ó¸®Çϱâ À§ÇÑ ÀڷᱸÁ¶(Data structure)¿Í °ü·Ã ¿¬»ê(Operations)À» Ç¥ÇöÇÏ´Â ¸ðµ¨ÀÌ´Ù. ÀÌ ÀÚ·áÇ¥ÇöÀ» ±â¹ÝÀ¸·Î ´Ù¾çÇÑ Á¤º¸ ½Ã½ºÅÛµéÀÌ Á¤º¸¸¦ °ü¸®Çϰųª »óÈ£ ±³È¯ÇÏ°í ÀÖ´Ù. ±×·¯¹Ç·Î È¿°úÀûÀÎ ÀÚ·áÇ¥ÇöÀº Á¦Ç°°³¹ß, »ý»ê, ±×¸®°í °í°´Áö¿ø °úÁ¤¿¡¼­ ÀÏ°üÀûÀÌ°í ÅëÇÕµÈ Á¤º¸ Áö¿øÀÌ °¡´ÉÇÏ°Ô ÇÑ´Ù.

ÀÚ·áÇ¥ÇöÀÇ ¿¹·Î »ý»ê°øÀå¿¡¼­ »ý»ê¿¡ ÇÊ¿äÇÑ ÀÚ¿øÀ» °èȹÇϴµ¥ ÇÊ¿äÇÑ Bills of Material(BOM)À» µé ¼ö ÀÖ´Ù. ÃÖÁ¾»ý»ê ¹°·®¿¡¼­ ÇÊ¿äÇÑ ºÎÇ° ¹× »ý»ê ÀÚ¿øÀ» °è»êÇϱâ À§ÇÏ¿© BOMÀº Á¦Ç°À» ºÎÇ°°ú ÇÊ¿ä¼ö·®À» Æ÷ÇÔÇÑ ºÎÇ°°£ÀÇ Á¶¸³°ü°è·Î Ç¥ÇöÇÏ°í ÀÖ´Ù.

¼³°èº¯°æÀº ºÎÇ°Á¤º¸¸¦ º¯È­½Ãų »Ó ¸¸ ¾Æ´Ï¶ó Á¦Ç°ÀÇ ±¸Á¶(ºÎÇ°°£ÀÇ Á¶¸³°ü°è)¸¦ º¯È­ ½ÃŲ´Ù. Á¦Ç°ÀÇ ±¸Á¶ º¯È­´Â ÇÑ ¸ðµ¨ ¾È¿¡¼­ »õ·Î¿î »ç¾ç(Configuration)À» »ý¼º½ÃŲ´Ù. ¾Æ¿ï·¯ ¼³°èº¯°æÀº º¯°æµÈ ºÎÇ°À» Æ÷ÇÔÇÏ´Â ¸ðµç ¸ðµ¨ ¹× »ç¾ç¿¡ ´ëÇÏ¿© º¯°æÀ» Àû¿ëÇÒ Áö¿¡ ´ëÇÑ ÀÇ»ç°áÁ¤À» À¯¹ß½ÃŲ´Ù. ±×·¯¹Ç·Î ¼³°èº¯°æÀ» Áö¿øÇÏ´Â ÀÚ·áÇ¥ÇöÀº ´Ù¾çÇÏ°í º¯È­ÇÏ´Â ¼³°èº¯°æÀÇ ¿ä±¸¸¦ Ç¥ÇöÇÒ ¼ö ÀÖ¾î¾ß ÇÑ´Ù.<

ÃÖ±ÙÀÇ NetworkÈ­ µÈ »ê¾÷ȯ°æ¿¡¼­´Â ¼³°èº¯°æÀº °ø±Þ ȤÀº ¼ö¿äÀÚ ¸ÁÀ» ÅëÇÏ¿© ȸ»ç ¹ÛÀ¸·Î ºü¸£°Ô Àü´ÞµÇ¾î¾ß ÇÑ´Ù. ƯÈ÷ ´Ù±¹È­ µÈ ±â¾÷¿¡¼­´Â ±¤¼ÓÀÇ Á¦Ç°º¯°æ Á¤º¸ÀÇ À¯ÅëÀÌ °æÀï·ÂÀÇ ÇÑ ¿ä¼ÒÀÌ´Ù. ±¤¹üÀ§ÇÏ°í ºü¸¥ ¼³°èº¯°æ Á¤º¸ÀÇ

À¯ÅëÀ» À§ÇÏ¿© ¸ðµç ¼³°èÁ¤º¸´Â Á¤º¸½Ã½ºÅÛ ³»¿¡¼­ È¿°úÀûÀ¸·Î ÀúÀå, °ü¸®µÇ¾î¾ß Çϸç, À̸¦ Áö¿øÇϱâ À§ÇÏ¿© ÅëÇյǰí Ç¥Çö·ÂÀÌ ¶Ù¾î³­ Á¦Ç°ÀÚ·áÇ¥ÇöÀÌ ÇÊ¿äÇÏ°Ô µÈ´Ù.

ÀÌ ¿¬±¸ÀÇ ¸ñÀûÀº ¼³°èº¯°æÀ» È¿°úÀûÀ¸·Î Áö¿øÇÏ´Â Á¦Ç°ÀÚ·áÇ¥ÇöÀ» Á¦¾ÈÇÏ´Â °ÍÀÌ´Ù. ÀÌ Ç¥ÇöÀ» Á¦°øÇϱâ À§ÇÏ¿© ÀüÇüÀûÀÎ ¿¹¸¦ µµÀÔÇÏ°í ÀÌ ¿¹·ÎºÎÅÍ ÇÊ¿äÇÑ ±â´ÉÀ» µµÃâÇÑ´Ù. µµÃâµÈ ±â´ÉÀ» Áö¿øÇϱâ À§ÇÑ Çü½ÄÈ­µÈ ÀڷᱸÁ¶¿Í ÀÚ·á 󸮸¦ Á¤ÀÇÇϸç ÀÌ Á¤ÀÇ´Â Computer¸¦ ÀÌ¿ëÇÑ ÀÚ·áó¸® (Database¸¦ ÀÌ¿ëÇÑ °ü¸®)°¡ °¡´ÉÇÑ ÇüÅ·ΠǥÇöµÈ´Ù. À¯È¿¼ºÀ» º¸À̱â À§ÇÏ¿© Á¦¾ÈµÈ ÀÚ·áÇ¥ÇöÀ» ±â¹ÝÀ¸·Î ½ÃÁ¦Ç°À» °³¹ßÇÏ¿´´Ù.

2. °ü·Ã¿¬±¸

Á¦Ç°ÀÚ·á ±³È¯ÀÇ ±¹Á¦Àû Ç¥ÁØÀÎ ISO STEP PART 41, 44, 203[1,2,3]ÀÇ configurable item °ú effectivity °³³äÀ» Á¦¾ÈÇÑ Á¦Ç°ÀÚ·áÇ¥ÇöÀÇ ±âº» °³³äÀ¸·Î ¼ö¿ëÇÏ¿´´Ù. ÀڷᱸÁ¶ °üÁ¡¿¡¼­ º¸¸é Tree ±¸Á¶¿¡¼­ Labeled Edge °³³ä[4]À» ¼ö¿ëÇÏ¿´À¸¸ç LabelÀÌ ´Ù¸¥ Edge°¡ µÉ ¼ö ÀÖ´Â È®ÀåµÈ ±¸Á¶°¡ »ç¿ëµÇ¾ú´Ù.

[5]¿¡¼­´Â ¼³°èº¯°æ ½Ã Áߺ¹¼³°èº¯°æ°ú º¯°æÀÌ·Â ÃßÀû¿¡ ¹®Á¦°¡ ÀÖÀ¸¸ç ¾ÆÁ÷ À̸¦ ÀûÀýÈ÷ Áö¿øÇÏ´Â Product Information SystemÀÌ ¾øÀ½À» ¾ð±ÞÇÏ¿´´Ù.

CATIA CDM[6]Àº Part »çÀÌÀÇ Assembly relationshipµµ ÇϳªÀÇ ºÎ¼Ó Object·Î º¸¾Æ LockingÀ» ó¸®ÇÏ¿´À¸³ª, ¼³°èº¯°æ ½Ã °°Àº Hierarchy ±¸Á¶»óÀÇ Part¿¡ ´ëÇؼ­´Â Locking MechanismÀÌ Á¦°øµÇÁö ¾Ê´Â´Ù.

Enovia VPM 1.1[7]Àº Action Flow¶ó´Â °³³äÀ¸·Î ¼³°èº¯°æÀÇ ÀÌ·ÂÀ» ±â·ÏÇÏ°í ÀÌ¿¡ ÀÏ°üµÇ°Ô Effectivity¸¦ ÁÙ ¼ö ÀÖ´Â MechanismÀ» ¼Ò°³ÇÏ°í ÀÖ´Ù. ÇÏÁö¸¸ Multi Model Application¿¡ ´ëÇÑ ÀÏ°ý ¼³°èº¯°æ Àû¿ë¸¸ÀÌ Áö¿øµÈ´Ù.

±âÁ¸ Database ¿¬±¸ ¹× ¹®¼­°ü¸® Á¦Ç° [8,9]¿¡¼­ ¼³°èº¯°æ°ü¸®ÀÇ ´ë¾ÈÀ¸·ÎVersion ModelÀ̳ª ¹®¼­°ü¸®¸¦ Á¦½ÃÇÏ¿´À¸³ª ÀÌ´Â ºÎÇ° ÀÚüÀÇ º¯È­¸¦ ÁßÁ¡À¸·Î ÇÏ¿´°í Á¦Ç°ÀÇ ±¸Á¶¿¡ ´ëÇÑ °í·Á°¡ ¾ø¾ú´Ù. ¼³°èº¯°æÀº ºÎÇ°³»¿ëÀÇ º¯È­¿¡ µû¸¥ ºÎÇ° ±¸Á¶ÀÇ º¯È­¸¦ °í·ÁÇØ¾ß ÇÑ´Ù.

3. ¼³°èº¯°æÀÇ ¿¹

±×¸² 1Àº ¼³°èº¯°æÀÇ ÀüÇüÀûÀÎ ¿¹·Î 1650100 --- ÀÇ 1650200 ---·Î º¯°æÀÌ Á¦Ç°±¸Á¶Á¤º¸¿Í »ç¾ç¿¡ ¹ÌÄ¡´Â ¿µÇâÀ» º¸¿©ÁØ´Ù. ±×¸²¿¡¼­´Â ½Ç¼±À¸·Î º¯°æ ÀüÀÇ ±¸Á¶¸¦ º¸¿©ÁÖ°í Á¡¼±À¸·Î º¯°æ ÈÄÀÇ ±¸Á¶¸¦ º¸¿©ÁØ´Ù.

±×¸² 1. ¼³°èº¯°æÀÇ ¿¹

ºÎÇ°ÀÇ º¯°æÀº »óÀ§ Á¶¸³Ç°ÀÇ º¯È­¸¦ °¡Á®¿À¹Ç·Î ÃÖ»óºÎ Á¶¸³Ç°¿¡¼­ Á¦Ç°±¸Á¶¸¦ º¯°æ ½ÃÅ°°Ô µÈ´Ù. ´ÙÀ½¿¡´Â °¢ ºÎÇ°¿¡ Àû¿ëµÈ OperationÀ» ³ª¿­ÇÏ°í À̸¦ ¼³¸íÇÑ´Ù.

- Replace 1650010 --- with 1650010 --A

¿©±â¼­ 1650010 --A´Â 1650010 ---¸¦ Version Up ÇÑ ºÎÇ°ÀÌ´Ù. Version UpÀº ±âÁ¸ÀÇ ÇÏÀ§ºÎÇ°¿¬°áÀ» ±×´ë·Î À¯ÁöÇÑ Ã¼ °°Àº ºÎÇ°¹øÈ£¸¦ °¡Áö°í ÇÑ´Ü°è ³ôÀº Version Ç׸ñ (¿¹¿¡¼­´Â --A)À» °¡Áø ºÎÇ°À» »ý¼º½ÃŲ´Ù.

- Replace 1650030 --- with 1650030 --A (under 1650010 --A)
- Replace 1650100 --- with 1650200 --- (under 1650030 --A)

À§ 3 °¡Áö Replace·Î Á¶¸³Ç°ÀÇ ¼³°èº¯°æÀÌ ¿Ï·áµÇ¾ú´Ù. ÀÌÁ¦´Â º¯°æµÈ Á¶¸³Ç°À» Configurable¿¡ Àû¿ë ¿©ºÎ¸¦ °áÁ¤ÇÏ°Ô µÈ´Ù. ¿©±â¼­ ConfigurableÀº Á¦Ç°ÀÇ ±¸Á¶°¡ ƯÁ¤ Á¶°Ç¿¡ µû¶ó ¼­·Î ´Ù¸£°Ô °áÁ¤µÉ ¼ö ÀÖ´Â °¡»óÀÇ Part·Î½á ƯÁ¤ Á¶°ÇÀ» Effectivity ¶ó°í ÇÑ´Ù[3]. ¿¹¿¡¼­´Â 3 °³ÀÇ Configurable A, B ±×¸®°í C °¡ ÀÖÀ¸¸ç ÀÌÁß C´Â »ý»ê Áß´ÜµÈ »ç¾çÀ̹ǷΠA¿Í B¿¡¸¸ ¼³°èº¯°æÀ» Àû¿ëÇϱâ·Î °áÁ¤ÇÏ¿´´Ù. ´ÙÀ½ÀÌ ÇØ´ç OperationÀÌ´Ù.

- Replace 1650010 --- with 1650010 --A (under Config A)
- Replace 1650010 --- with 1650010 --A (under Config B)

ÀÌÁ¦ Configurable A, B °¡ Á¶°Ç¿¡ µû¶ó ÀûÀýÇÑ ±¸Á¶¸¦ °¡Áö°Ô Çϱâ À§ÇÏ¿© Effectivity¸¦ ¼±¾ðÇÏ°Ô µÈ´Ù. ¿¹¿¡¼­´Â serial_numbered_effectivty [1]À» ä¿ëÇÏ¿© A »ç¾çÀº 100È£±â¿¡¼­ºÎÅÍ ¼³°èº¯°æÀ» Àû¿ëÇÏ¿© EffectivityÀ» 1-99 ¿Í100-¥ À» Á¤ÀÇÇÏ°í B´Â 1-50 °ú 51-¥ À» Á¤ÀÇÇÑ´Ù.

À§ÀÇ ¸ðµç ¼³°èº¯°æ °úÁ¤Àº ±â·ÏµÇ¾î¾ß ÇÑ´Ù. ÀÌ´Â ¼³°èº¯°æÀ» °ËÅä, ½ÂÀÎ ±×¸®°í Àû¿ëÇϴµ¥ ±Ù°£ÀÌ µÇ¹Ç·Î ¼³°èº¯°æÀ» À§ÇÑ Á¦Ç°Á¤º¸ Ç¥Çö¿¡ Áß¿äÇÑ ¿ä¼ÒÀÌ´Ù. ´ÙÀ½Àº Á¦Ç°±¸Á¶ º¯°æ¿¡ ´ëÇÑ ¼³°èº¯°æ ÀÌ·ÂÀÌ´Ù.

Ç¥ 1 ¼³°èº¯°æÀÌ·Â

No

part

qty opt comp.
1

1650010 ---

1 Replace y

1650010 --A

1
2

1650030 ---

1 Replace y

¡¡

1650030 --A

1
3

1650100 ---

1 Replace n

¡¡

1650200 ---

1

ÀÌ·¯ÇÑ º¯°æ Áß¿¡ ¸¹Àº Á¦¾àÁ¶°ÇÀÌ ÀÖÀ» ¼ö ÀÖÀ¸³ª º» ³í¹®¿¡¼­´Â µÎ °¡Áö¸¸ °í·ÁÇÑ´Ù. ù° ¼³°èº¯°æÁßÀÎ ºÎÇ°À» ´Ù½Ã ¼³°èº¯°æ ÇÏ´Â °Í(Nested engineering changes)À» ¹æÁöÇÏ´Â ±â´ÉÀÌ´Ù. À̸¦ À§Çؼ­´Â ºÎÇ°ÀÚü¿Í ºÎÇ°»çÀÌÀÇ Æ÷ÇÔ°ü°è¿¡µµ º¯°æ ¹æÁö ÀåÄ¡°¡ ÁغñµÇ¾î¾ß ÇÑ´Ù. ´ÙÀ½À¸·Î´Â º¯°æµÈ ºÎÇ°ÀÇ ´Ù¼ö ¸ðµ¨¿¡ ´ëÇÑ Àû¿ë(Simultaneous application to multiple models)ÀÌ´Ù. À§ÀÇ ¿¹¿¡¼­ ¼³°è º¯°æµÈ ºÎÇ° 1650010 --A ´Â À̸¦ Æ÷ÇÔÇÏ°í ÀÖ´ø ¸ðµç Configurable¿¡ µ¿½Ã ÀÚµ¿ Àû¿ëµÉ ¼ö ÀÖ¾î¾ß ÇÏ¸ç ½Ã½ºÅÛÀº ÀÚµ¿À¸·Î »ý»êÁ¾·á µÈ C¿¡ ´ëÇؼ­´Â Àû¿ë±ÝÁö ÇØ¾ß ÇÑ´Ù (¹°·Ð »ç¿ëÀÚ°¡ ½Ã½ºÅÛÀÇ °æ°í¸¦ ¹«½ÃÇÏ°í ÀÓÀÇ·Î C¿¡ Àû¿ëÇÒ ¼öµµ ÀÖ´Ù).

ÀÌ»óÀ¸·Î ¿ì¸®´Â ¼³°èº¯°æÀ» À§ÇÑ ±âº»ÀûÀÎ ¿ä±¸»çÇ×°ú ƯÁ¤ÇÑ µÎ °¡Áö Á¦¾àÁ¶°ÇÀ» ¿¹¸¦ ÅëÇÏ¿© ¾Ë¾Æº¸¾Ò´Ù. À̸¦ Á¤¸®Çϸé:

4. ¼³°èº¯°æÀ» À§ÇÑ Ãß»óÀû ÀڷᱸÁ¶

ÀÌ Àå¿¡¼­´Â ¾ÕÀåÀÇ ¿ä±¸»çÇ×À» ¸¸Á·½ÃÅ°´Â Á¦Ç°ÀڷᱸÁ¶¸¦ Á¤ÀÇÇÑ´Ù. ƯÈ÷ ÀÌ Á¤ÀÇÀÇ ÀڷᱸÁ¶ºÎºÐÀº ±âÁ¸ÀÇ Database¿¡¼­ »ç¿ëÇÏ´Â ÀÚ·áÁ¤ÀǾð¾î(Data definition language)·Î ȣȯ°¡´É Çϵµ·Ï Á¤ÀÇÇÏ¿© Á¦Ç°ÀÚ·á°ü¸® ½Ã½ºÅÛ(Product data management system)ÀÇ ÇÑ ¿ä¼Ò·Î½á »ç¿ë°¡´É Çϵµ·Ï °í·ÁÇÏ¿´´Ù. ÀÌ Á¤ÀÇ¿¡¼­´Â °´Ã¼ÁöÇâÀû Ç¥Çö ¹æ¹ýÀ» »ç¿ëÇÏ¿© »ó¼Ó¼º(Inheritance)°ú ÀÚ·á¿Í ¿¬»êÀÇ ÅëÇÕ Ç¥Çö(Method)À» ä¿ëÇÏ¿´´Ù[10]. ±×¸² 2 ´Â ÀڷᱸÁ¶ÀÇ ¸ð½ÀÀ» º¸¿©ÁØ´Ù.

4.1 Part ¿Í Configurable

ºÎÇ°°ú ºÎÇ°»çÀÌÀÇ Á¶¸³°ü°è¸¦ ³ªÅ¸³»´Â Entity´Â PART ¿Í EDGEÀÌ´Ù. PARTÀÇ working_flag¿Í EDGEÀÇ replaced Ç׸ñÀº °¢±â Locking °ú ¼³°èº¯°æ ±â·ÏÀ» À§ÇÏ¿© »ç¿ëµÈ´Ù. CONFIG¿Í CONFIG_EDGE´Â Effectivity¿¡ µû¶ó ÇϺΠºÎÇ° ±¸Á¶°¡ º¯°æµÇ´Â »ç¾çÀ» Ç¥½ÃÇϸç, °¢±â PART¿Í EDGE¿¡ »ó¼Ó°ü°è¸¦ °¡Áö´Â ÇÏÀ§ ClassÀÌ´Ù.

±×¸² 2. Á¦¾ÈµÈ Á¦Ç°ÀڷᱸÁ¶

4.2 Replace

Á¦Ç°±¸Á¶(Product Structure)¸¦ º¯°æ½Ãų ¼ö ÀÖ´Â ¿¬»êÀ¸·Î½á´Â Add, Delete, Replace °¡ ÀÖ´Ù. À̵éÀº ¸ðµÎ EDGE entity¿¡ Àû¿ëµÇ´Â ¿¬»êÀ̸ç ÀÌÁß ReplaceÀÇ Ç¥ÇöÀ» º¸¸é ´ÙÀ½°ú °°´Ù.

EDGE EDGE.replace(PART new)
new_id = NEW ID();
pid = self.get_parent_node();
cid = new.get_node_id();
old_edge = self.get_edge_id();
return (NEW EDGE(new_id,pid, cid,old_edge);}

CONFIG_EDGE
CONFIG_EDGE.Replace(CONFIG new)
{ super.Replace();
effectivity = get_eff();}

4.3 ¼³°èº¯°æ ÀÌ·Â

¼³°èº¯°æÀÌ·ÂÀ» À§Çؼ­ HISTORY entity¿Í EDGEÀÇ replaced Ç׸ñÀÌ »ç¿ëµÈ´Ù. HISTORY¿¡´Â º¯°æµÈ EDGE Á¤º¸¿Í ÇØ´ç OperationÀÌ ±â·ÏµÈ´Ù. ´ÙÀ½ÀÇ print_history method´Â ¼³°èº¯°æ À̷¿¡¼­ º¯°æÀÌÀü°ú ÀÌÈÄ ºÎÇ°À» ÀڷᱸÁ¶¿¡¼­ Reference ÇÏ´Â Path¸¦ º¸¿©ÁØ´Ù.

HISTORY.print_history()
{ for (i=0; i< Cardinality(self.edges[]); i++)
{print(self.edges[i].child_node.part_nbr);
print(self.edges[i].replaced.child_node.part_nbr);}
} ¡¡

4.4 Áߺ¹¼³°èº¯°æ ¹æÁö

Áߺ¹ ¼³°èº¯°æ ¹æÁö¸¦ À§Çؼ­´Â PARTÀÇ working flag °¡ »ç¿ëµÈ´Ù. Á¦¾ÈµÈ ¼³°èº¯°æ ¸ðµ¨¿¡¼­´Â ¼³°èº¯°æ µÈ ºÎÇ°¿¡¼­ ÃÖ»óÀ§ Á¶¸³Ç°±îÁö°¡ ¼³°èº¯°æÀÇ ´ÜÀ§À̹ǷΠÇÑ ºÎÇ°ÀÌ ¼³°èº¯°æ µÉ °æ¿ì ÇØ´çºÎÇ°ÀÌ Æ÷ÇÔµÈ ÀüüÁ¶¸³ Âü°¡Ç°¿¡ LockingÀ» °É¾î³õ´Â´Ù. ´ÙÀ½Àº working_flag¸¦ ÀÌ¿ëÇÑ Locking Á¤ÀÇÀÌ´Ù. À̸¦ Ç¥ÇöÇϱâ À§ÇÏ¿© Event-Condition-Action Á¦¾àÁ¶°ÇÀÎ Constraint¸¦ »ç¿ëÇÑ´Ù[11].

CONSTRAINT on EDGE.replace()
IF obj.parent_node.working_flag = TRUE
INVALIDATE TRANSACTION;

´ÙÀ½Àº Replace ½Ã ÇÏÀ§ Á¦Ç°±¸Á¶¿¡ Æ÷ÇÔµÈ ¸ðµç PART ÀÇ working_flag¿¡ °ªÀ» TRUE·Î ¹Ù²Ù´Â MethodÀÌ´Ù. Replace ½Ã ÀÌ Method¸¦ ÇØ´ç º¯°æÀÌ ÀϾ´Â ºÎÇ°±¸Á¶ÀÇ Root Part¿¡ Àû¿ëÇÑ´Ù.

PART.turn_on()
{self.working_flag = TRUE;
WHILE (obj is a EDGE &
obj.get_parent_node() = self)
{ obj.get_child_node().turn_on()}
}

4.5 ´ÙÁ߸ðµ¨Àû¿ë

´ÙÁß ¸ðµ¨Àû¿ëÀ» À§Çؼ­´Â CONFIGÀÇ applicabilityÇ׸ñ°ú ´ÙÀ½ÀÇ CONSTRAINT ¹× MethodÀ» »ç¿ëÇÑ´Ù. ¡¡

CONSTRAINT ON CONFIG_EDGE.replace()
EXECUTE obj.multi_app(); ¡¡

CONFIG_EDGE¿¡ Replace OperationÀÌ ÀϾ °æ¿ì multi_app() Method°¡ ½ÇÇàµÈ´Ù.

CONFIG_EDGE.multi_app()
{
WHILE( edge is a CONFIG_EDGE & edge.get_child_node() =self.child_node)
{ IF edge.get_parent_node().applicablity == TRUE;
NEW config_edge(NEW ID,
edge.get_parent_node(),self.child_node,
edge.get_id());}
}

ÀÌ Method´Â º¯°æµÈ PART (self.child_node)¸¦ child_node·Î °¡Áö´Â ¸ðµç CONFIG_EDGE¸¦ ã¾Æ parent_nodeÀÇ Applicability°¡ True ÀÎ °æ¿ì¸¸ (ÇöÀç »ý»êÁßÀÎ °æ¿ì¸¸) »õ·Î¿î CONFIG_EDGE¸¦ ¸¸µé¾î ÁÖ°Ô µÈ´Ù.

5. ±¸Çö

Á¦¾ÈµÈ ÀÚ·áÇ¥ÇöÀº ½ÃÁ¦Ç°À» ÅëÇÏ¿© ½ÇÁ¦ ±¸Çö ÁßÀÌ´Ù. ±×¸²Àº °³¹ßÁßÀÎ ½ÃÁ¦Ç°ÀÇ Á¦Ç°±¸Á¶Àü°³ ¹× ºÎÇ°Á¤º¸ °Ë»ö ¸ð½ÀÀÌ´Ù.

Image of the Implementation

±×¸² 3. °³¹ßÁßÀÎ ½ÃÁ¦Ç°ÀÇ ¸ð½À

6. °á·Ð

º» ¿¬±¸¿¡¼­ ¼³°èº¯°æÀ» À§ÇÑ Á¦Ç°ÀÚ·áÇ¥Çö ¸ðµ¨À» Á¦½ÃÇÏ¿´´Ù. ÀÌ ¸ðµ¨Àº Á¦Ç°ÀÇ ±âº»Àû ±¸Á¶, »ç¾çÇ¥Çö, ¼³°èº¯°æ ±â·Ï, Áߺ¹µÈ ¼³°èº¯°æ ¹× ´ÙÁß¼³°èº¯°æÀ» Áö¿øÇÑ´Ù. ÃßÈÄ ¿¬±¸ °úÁ¦·Î½á´Â ¼³°èº¯°æÀÌ ¼³°è¿¡¼­ »ý»ê, ÆǸÅ, °í°´Áö¿ø ºÎºÐÀ¸·Î Àü´ÞµÇ¸é¼­ ¹ß»ýÇÏ´Â ¹®Á¦ÀÇ ÇØ°áÀÌ´Ù. À̸¦ ÇØ°áÇϱâ À§ÇÏ¿© ¼³°èº¯°æ½ÃÀÇ È£È¯¼º Ç¥Çö°ú ¼³°èº¯°æ ÁøÇàÁßÀÇ ¼³°èº¯°æÀÇ Grouping ±â´ÉÀ» °¡Áö´Â Á¦Ç°ÀÚ·áÇ¥ÇöÀÌ ¿ä±¸µÈ´Ù. ¡¡

Âü°í¹®Çå

  1. ISO 10303-41, "PART 41: Integrated Resources: Fundamentals of Product Description and Support", ISO, 1994.
  2. ISO 10303-44, "PART 44: Integrated Resources: Product Structure Configuration", ISO, 1994.
  3. ISO 10303-203, "PART 203: Application Protocol: Configuration Controlled Design",ISO, 1994.
  4. Aho, A., Hopcroft, J. and Ullman, J., "Data Structures and Algorithms", Addision-Wesley, 1982.
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