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ANSYS CFX´Â CFX-4¿Í CFX-TASCFlow¸¦ ±â¹ÝÀ¸·Î ¹ßÀüÇÑ CFD(computational Fluid Dynamics)ÇØ¼® ÄÚµåÀÌ´Ù. CFXÀÇ ¾Õ¼± ÇØ¼®±â¹ý°ú ANSYSÀÇ Æí¸®ÇÑ workbench ȯ°æÀÌ °áÇÕÇÏ¿© GUIȯ°æ¿¡¼­ ÀÛ¾÷ÇÏ±â ÆíÇϸç, ºü¸£°í Á¤È®ÇÑ ÇØ¼®°á°ú¸¦ Á¦°øÇÏ´Â °­·ÂÇÑ CFD tool·Î »õ·Ó°Ô °³¹ßµÇ¾ú´Ù.

CFX´Â ANSYSÀÇ Workbenchȯ°æ¿¡¼­ CADºÎÅÍ Post±îÁöÀÇ ¸ðµç ÇØ¼®°úÁ¤ÀÌ ÀÌ·ç¾îÁø´Ù. ANSYS DesignModeler¸¦ ÀÌ¿ëÇÏ¿© CAD software¿¡¼­ ÀÛ¼ºµÈ Çü»óÀ» importÇϰųª, Á÷Á¢ Çü»óÀ» ±¸ÇöÇÒ ¼ö ÀÖÀ¸¸ç, Workbench Meshing ApplicationÀ» ÀÌ¿ëÇÏ¿© °£ÆíÇÏ°Ô °ÝÀÚ¸¦ »ý¼ºÇÒ ¼ö ÀÖ´Ù. ¿Ïº®ÇÑ GUIȯ°æ°ú physics setup guide¸¦ Á¦°øÇÏ´Â CFX-Pre, robustÇÏ°í ºü¸¥ ÇØ¼®°á°ú¸¦ Á¦°øÇÏ´Â AMG pressure-based coupled solver, µ¥ÀÌÅÍ ÃßÃâ ¹× ±×·¡ÇÈ󸮻Ӹ¸ ¾Æ´Ï¶ó µ¿¿µ»ó »ý¼º°ú 3-D ±×·¡ÇÈÀ̹ÌÁö¸¦ Á¦°øÇÏ´Â CFX-Post¸¦ ÀÌ¿ëÇÏ¿© óÀ½ »ç¿ëÇÏ´Â À¯Àúµµ Á¤È®ÇÑ ÇØ¼®°á°ú¸¦ ¼Õ½±°Ô ¾òÀ» ¼ö ÀÖ´Ù.


* ¾Æ·¡ÀÇ Á¦¸ñÀ» Ŭ¸¯ ÇϽøé ÇØ´ç³»¿ëÀ» È®ÀÎ ÇÏ½Ç ¼ö ÀÖ½À´Ï´Ù.
Pre-Processor
Geometry : DesignModeler
Meshing for ANSYS CFX : Workbench meshing, CFX-Mesh
CFX Pre - Physics Preprocessor
Solver
Advanced solver technology
Multiphase
Heat Transfer
Radiation
Rotating Machinery
Combustion & Reacting Flows
Turbulence
Moving Mesh
Post-Processor

Pre-Processor : Geometry
DesignModeler

ANSYS DesignModeler´Â geometry»ý¼º¿¡ Æí¸®ÇÑ ¿©·¯°¡Áö CAD ±â´ÉÀ» Á¦°øÇÏ´Â ÇÑÆí, ÀÌ¹Ì ´Ù¸¥ CAD software¿¡¼­ »ý¼ºµÈ ¿©·¯ formatÀÇ data¸¦ import ÇÏ´Â ±â´ÉÀ» Á¦°øÇÑ´Ù. DesignModeler´Â 3D CAD tool¿¡ ¹ö±Ý°¡´Â CAD ±â´É ¿Ü¿¡ import µÈ CAD modelÀ» ¼öÁ¤ÇÏ¿© CFD¿¡ ÀûÇÕÇÑ Çü»óÀ» »ý¼ºÇÏ´Â ±â´ÉÀ» Á¦°øÇÑ´Ù
Pre-Processor : Workbench Meshing for ANSYS CFX
ANSYS¿¡¼­ version 11ºÎÅÍ »õ·Ó°Ô ¼±º¸À̰í ÀÖ´Â Workbench-based Meshing ApplicationÀº ±âÁ¸ ±¸Á¶Çؼ®ºÐ¾ßÀÇ ANSYS meshing°ú CFX ÀÚüÀÇ CFX Mesh, ±×¸®°í ICEM CFDÀÇ Meshing ±â¹ýÀ» Á¾ÇÕÇÏ¿© °£´ÜÇÏ°í Æí¸®ÇÏ°Ô ¸¸µç »õ·Î¿î Meshing ȯ°æÀÌ´Ù.

ANSYS ÀÇ sweep or extruded meshing ±â´É
   : Hexa-dominant meshing (prism or hexahedral elements)

CFX MeshÀÇ advancing front with inflation (AFI) meshing technology
   : °æ°èÃþÇØ¼®À» À§ÇÑ inflation mesh (ȤÀº prism mesh) »ý¼º
   : Tetra meshÀÇ parallel processing 󸮷Πū ¹®Á¦¸¦ À§ÇÑ ºü¸¥ °ÝÀÚ »ý¼º ±â´É

ICEM CFDÀÇ patch-independent meshing ±â´ÉµéÀ» ´Ü¼øÈ­ ÅëÇÕÈ­ÇÏ¿´´Ù.

Advancing Front with Inflation Meshing

CFX-Mesh AFI´Â CFX °íÀ¯ÀÇ °ÝÀÚ»ý¼º software·Î ¹è¿ì±â ½±°í quality°¡ ÁÁÀº Hybrid°ÝÀÚ¸¦ ½±°Ô »ý¼ºÇÒ ¼ö ÀÖ´Ù. ±âÁ¸¿¡ Workbenchȯ°æ¿¡¼­ µ¶¸³ÀûÀ¸·Î »ç¿ëµÇ´ø CFX mesh´Â Workbench Meshing ApplicationÀÌ Ãâ½ÃµÇ¸é¼­ ÅëÇÕȯ°æ ³»¿¡¼­ ±¸µ¿µÇµµ·Ï ¹Ù²î¾úÀ¸¸ç, °£´ÜÇÑ interface·Î °ÝÀÚ»ý¼ºÀÇ ÀÚµ¿È­¿¡ À¯¸®ÇÏ´Ù. À̸¦ ÀÌ¿ëÇÏ¿© CFXÀÇ Æ¯È­µÈ ºÐ¾ßÀÎ À¯Ã¼±â°èÇØ¼®¿¡¼­ BladeModeler¿Í ¿¬°èÇÏ¿© click ÇѹøÀ¸·Î blade¿¡ ´ëÇÑ °ÝÀÚ»ý¼ºÀÌ ¿Ï·áµÇµµ·Ï ±¸¼ºµÇ¾î ÀÖ´Ù. CFX Mesh´Â AMSYSÀÇ CAD toolÀÎ DesignModeler¿Í ¹ÐÁ¢ÇÏ°Ô ¿¬°èµÇ¾î ±¸µ¿µÇ´Â °Í ¿Ü¿¡ ´Ù¸¥ CAD Software¿¡¼­ »ý¼ºµÈ CAD µ¥ÀÌÅͷκÎÅÍ ÀÛ¾÷ÀÌ °¡´ÉÇϹǷΠ»ç¿ëÀÚ°¡ º¸À¯Çϰí ÀÖ´Â ´Ù¾çÇÑ CAD toolÀÇ ÀåÁ¡À» Ȱ¿ëÇÒ ¼ö ÀÖ´Ù.

Virtual Edge/Surface Capability

´ëºÎºÐÀÇ CAD¿¡¼­ ÀÛ¼ºµÈ Çü»óÀº surface³ª edge¸¦ °ÝÀÚ¸¦ ¸¸µå´Âµ¥ ÇÊ¿äÇÑ °Íº¸´Ù ÇÊ¿äÀÌ»óÀ¸·Î ¸¹ÀÌ ¹¦»çÇϰí ÀÖ´Ù. ±×·¯¹Ç·Î, º¹ÀâÇÑ surface³ª edge¸¦ °¡Áö°í ÀÖ´Â CAD data¸¦ ±×´ë·Î ÀÌ¿ëÇÒ °æ¿ì ÇÊ¿ä ÀÌ»óÀ¸·Î °ÝÀÚÀÇ Á¶¹Ðµµ°¡ ³ô¾ÆÁö°Å³ª, CAD surface°¡ ÀÌ»óÇÒ °æ¿ì surface °ÝÀÚÀÇ qualityµµ ÀúÇϵǴ ¿øÀÎÀÌ µÈ´Ù. º¹ÀâÇÑ CAD data¸¦ CFX Mesh¿¡¼­ ó¸®ÇØ ÁÖ´Â ±â´ÉÀ¸·Î Virtual topology ±â´ÉÀÌ Á¦°øµÇ°í ÀÖ´Ù. Virtual topology±â´ÉÀº ¿©·¯ °³ÀÇ surface¸¦ ¹­¾î ÇϳªÀÇ °¡»óÀûÀÎ ±ú²ýÇÑ surface¸¦ ¸¸µé¾î Áְųª, ¿©·¯ °³ÀÇ edge¸¦ ÇÕÃÄ ÇϳªÀÇ edge·Î ¸¸µé¾î ÁÖ¾î °ÝÀÚ°¡ ¾µµ¥¾øÀÌ Á¶¹ÐÇØÁö´Â °ÍÀ» ¹æÁöÇϰí, ±ú²ýÇÑ virtual surface¿¡¼­ surface °ÝÀÚ°¡ »ý¼ºµÇ¾î °ÝÀÚÀÇ qualityµµ ³ôÀÏ ¼ö ÀÖ´Â ±â´ÉÀÌ´Ù. ÀÌ ±â´Éµµ ÀÚµ¿È­µÇ¾î click ÇѹøÀ¸·Î ¼³Á¤µÈ ¼öÁØÀ¸·Î surfaceµéÀÌ ÇÕÃÄÁ®¼­ virtual topology¸¦ ±¸¼ºÇÒ ¼ö ÀÖÀ¸¸ç, ÇÊ¿äÇÑ °æ¿ì »ç¿ëÀÚ°¡ Á÷Á¢ virtual topology¸¦ ±¸¼ºÇÒ ¼öµµ ÀÖ´Ù.


Automatically generated virtual topology is used to generate surface mesh

Prismatic inflation

À¯µ¿Çؼ®¿¡¼­ º®¸é ±ÙóÀÇ ±Þ°ÝÇÏ°Ô º¯ÇÏ´Â ¼Óµµ¿Í ³­·ù±¸¹è¸¦ ÇØ¼®ÇÏ´Â °ÍÀÌ Á¤È®µµ¿¡ Å« ¿µÇâÀ» ¹ÌÄ¡¸ç, hexa°ÝÀÚÀÇ °æ¿ì º®ÂÊ¿¡ Á¶¹ÐÇÏ°Ô °ÝÀÚ¸¦ ºÐÆ÷½ÃÄÑ º®±ÙÃ³ÇØ¼®ÀÇ Á¤¹Ðµµ¸¦ ³ôÀ̰í ÀÖ´Ù. ¹Ý¸é, TetraÀÇ °æ¿ì º®¸éÀÇ »ï°¢Çü(triangle)°ÝÀÚ¸¦ À¯µ¿¿µ¿ªÀ¸·Î extrudeÇÏ¿© prism°ÝÀÚ¸¦ »ý¼ºÇÏ¿© ÀÌ ¹®Á¦¸¦ ÇØ°áÇϰí ÀÖ´Ù. CFX-Mesh¿¡¼­´Â ƯÈ÷, prism mesh¸¦ »ý¼ºÇÏ´Â inflation ±â¹ýÀÌ ¶Ù¾î³ª¸ç AFIµµ Advancing Front & InflationÀÇ ¾àÀÚ·Î prism mesh¸¦ »ý¼ºÇÏ´Â inflation ±â´ÉÀÇ °­Á¡À» °­Á¶Çϰí ÀÖ´Ù. CFX-MeshÀÇ inflation»ý¼º¹æ¹ýÀº ¿©·¯ °¡Áö ±â¹ýÀ» Á¦°øÇϰí ÀÖÀ¸¸ç, ƯÈ÷ reference length¿Í Reynolds number, y+¸¦ ¼³Á¤ÇØ ÁÖ¸é initial meshÀÇ Å©±â°¡ y+¿¡ µû¶ó »ý¼ºµÇ´Â ±â´ÉÀ» Á¦°øÇÑ´Ù.
 
Pre-Processor : CFX-Pre - Physics Preprocessor

ÇØ¼® ¸ðµ¨¿¡ ´ëÇÑ °ÝÀÚ°¡ »ý¼ºµÇ¸é ¹®Á¦¸¦ setupÇÏ¿©¾ß Çϸç À̶§ CFX-Pre¸¦ ÀÌ¿ëÇÑ´Ù. CFX-Pre´Â ANSYS, FLUENT, Gridgen À̿ܿ¡ ¿©·¯ formatÀÇ mesh¸¦ Àо setupÀÛ¾÷À» ¼öÇàÇÒ ¼ö ÀÖ´Ù. ¶ÇÇÑ ÀÐ¾î µéÀÎ °ÝÀÚ¸¦ À̵¿Çϰųª È®´ë/Ãà¼ÒÇÏ¿© °ÝÀÚ¿¡ ´ëÇÑ ¼öÁ¤ÀÛ¾÷À» ÇÒ ¼ö ÀÖÀ¸¸ç, °ÝÀÚ»ý¼º½Ã¿¡ ¼³Á¤µÇ¾î ÀÖÁö ¾ÊÀº 2D regionÀ» ¼³Á¤Çϱâ À§ÇØ °ÝÀÚ¸éµéÀ» ¼±ÅÃÇÏ¿© »õ·Î¿î regionÀ» »ý¼ºÇÒ ¼ö ÀÖ´Ù.

CFX-Pre´Â ¿Ïº®ÇÑ graphic GUIȯ°æÀ» Á¦°øÇϸç setup °úÁ¤À» ½±°Ô ÁøÇàÇÒ ¼ö ÀÖ´Â ¿©·¯ ±â´ÉÀ» Á¦°øÇϰí ÀÖ´Ù. Tree ±¸Á¶ÀÎ Object selector¸¦ ÅëÇØ ¹Ýµå½Ã setupÇØ¾ß ÇÒ key stepÀ» È®ÀÎÇÒ ¼ö ÀÖÀ¸¸ç, setup °úÁ¤¿¡¼­ ¹®Á¦°¡ µÇ´Â error¸¦ »ö±ò·Î ±¸ºÐÇÏ¿© ³ªÅ¸³»¸ç ÀÚ¼¼ÇÑ ³»¿ëÀº message panel¿¡ ³ªÅ¸³½´Ù. ÀÌ error message¸¦ double clickÇÏ¸é ¿¡·¯¿¡ ÇØ´çµÇ´Â ºÎºÐÀ¸·Î À̵¿ÇÏ¿© ½±°Ô ¼öÁ¤ÇÒ ¼ö ÀÖ´Ù. ÀÌ¿Í °°ÀÌ setupÀ» ½±°Ô ÇÒ ¼ö ÀÖµµ·Ï ±¸¼ºµÇ¾î ÀÖÀ¸³ª, ºñ½ÁÇÑ ³»¿ëÀ» ¿©·¯ ¹ø setupÇÏ´Â ¼ö°í·Î¿òÀ» ÁÙÀ̱â À§ÇØ ±âÁ¸¿¡ setupµÈ ³»¿ëÀ» def, res ÆÄÀÏ µîÀ¸·ÎºÎÅÍ ÀÐ¾î ¾à°£ÀÇ ¼öÁ¤À» ÅëÇØ »õ·Î¿î def ÆÄÀÏÀ» ¸¸µé ¼ö ÀÖÀ¸¹Ç·Î setup½Ã°£À» Å©°Ô ´ÜÃàÇÒ ¼ö ÀÖ´Ù.



ANSYS CFXÀ» Ãʺ¸ÀûÀÎ Userµµ »ç¿ëÇÏ±â ÆíÇϵµ·Ï ½±°í ÆíÇÑ GUIȯ°æÀ» Á¦°øÇÑ´Ù. ?¶ÇÇÑ, ANSYS CFXÀÇ °¡Àå °­·ÂÇÑ ±â´ÉÀº ¾ÈÁ¤ÀûÀÌ°í ºü¸¥ solverÀÇ Á¦°øÀÌ´Ù. RobustÇϰíaccuracy°¡ ³ôÀº °á°ú¸¦ Á¦°øÇÏ´Â solverÀÇ ±â´É¿¡ ¸¸Á·ÇÏ°Ô µÉ °ÍÀÌ´Ù.
 
ANSYS CFX software¡¯s advanced CFD solver technology : ¾ÈÁ¤ÀûÀ̰í Á¤È®ÇÑ ÇØ¼®°á°ú¸¦ Á¦°øÇÏ´Â coupled multigrid solver¿Í 2nd orderÀÇ Á¤È®µµ¸¦ Á¦°øÇÏ´Â high resolution advection schemeÀ» default·Î »ç¿ëÇÑ´Ù.
parallel efficiency : UserÀÇ computer resource¸¦ ÃÖ´ëÇÑ »ç¿ëÇÒ ¼ö ÀÖ´Â º´·Ä°è»ê±â´ÉÀ» Á¦°øÇÑ´Ù.
physical models : ±¤¹üÀ§ÇÏ°í ´Ù¾çÇÑ ÇØ¼® ¸ðµ¨À» Á¦°øÇÑ´Ù.
flexibility of ANSYS CFX
   
Solver : Advanced Solver Technology
The ANSYS CFX Solver
ANSYS CFXÀÇ ÇÙ½ÉÀº pressure-based coupled algebraic multigrid solverÀÌ´Ù. ÀÌ solver´Â ¼ö·Å¼ºÀÌ ¶Ù¾î³ª¸ç, CFD¸¦ ÇØ¼®Çϱâ À§ÇÑ ¼±Çü¹æÁ¤½ÄÀÇ Á¤È®ÇÑ ÇØ¸¦ ºü¸£°Ô ±¸ÇÒ ¼ö ÀÖ´Ù.
ANSYS CFX multigrid ±â¹ýÀº CFX¿¡¼­ 20³â ÀüºÎÅÍ °³¹ßÇÏ¿© »ç¿ëµÇ¾î ´Ù¾çÇÑ simulation¿¡ Àû¿ëµÇ¾î¿Â ±â¹ýÀ¸·Î ´ÙÀ½°ú °°Àº ÀåÁ¡À» °®´Â´Ù.
: Fully automatic and requires no user input
: Fully scalable achieving linear increase in CPU time with problem size
: Insensitive to mesh aspect ratio so it reliably converges even with high refinement of boundary layer
: Representative of true physics
: Easy to set up in both serial and parallel
ANSYS CFX: Fast, Reliable, Robust, Accurate Numerics
   
The Coupled Multi-Grid Solver
Navier-Stokes equationsÀ» ºü¸£°í ½Å·Ú¼ºÀÖ°Ô Çª´Â °ÍÀÌ CFDÇØ¼®¿¡¼­ °¡Àå Áß¿äÇÏ´Ù. ANSYS CFX´Â coupled multigridÀÇ Å¹¿ùÇÑ ÇØ¼®±â¹ýÀ» Á¦°øÇϰí ÀÖ´Ù.

ANSYS CFX solver´Â °­·ÂÇϰí È¿À²ÀûÀÎ CFD engineÀ̸ç, Áö¼ÓÀûÀ¸·Î Æò°¡µÇ°í Çâ»óµÇ¾î¿Ô´Ù. ¾ÈÁ¤ÀûÀÎ solver¸¦ ¹ÙÅÁÀ¸·Î ´Ù»óÀ¯µ¿, È­ÇÐ ¹ÝÀÀ°ú °°Àº º¹ÀâÇÑ À¯µ¿Çö»ó¿¡ ´ëÇØ ÇØ¼®ÀÌ °¡´ÉÇÏ´Ù. Coupled multigrid solver¸¦ »ç¿ëÇÔÀ¸·Î½á °ÝÀÚ°¡ ¸¹Àº ¹®Á¦¿¡ ´ëÇØ¼­µµ ÇØ¼®½Ã°£ÀÌ Å©°Ô °¨¼ÒÇÑ´Ù.


When combined with CFX¡¯s outstanding parallelization capability,
the speed at which multiphase flows now can be solved is revolutionary.
Coupled Solution
ANSYS CFX ´Â ±âÁ¸ÀÇ segregated ¹æ½Ä°ú ´Ù¸£°Ô full hydrodynamic system À» µ¿½Ã¿¡ Ç®±â ¶§¹®¿¡ ¾ÈÁ¤ÀûÀÌ°í ½Å·Ú¼ºÀÖ´Â ÇØ¼®°á°ú¸¦ ¸Å¿ì ÀûÀº iterationÀ¸·Î ¾òÀ» ¼ö ÀÖÀ¸¹Ç·Î ¼ö·ÅÀÌ ºü¸£´Ù.
coupled solver´Â ƯÈ÷ inter-equation couplingÀÌ ÇöÀúÇÑ À¯µ¿ÀÎrotating flow with strong Coriolis terms, combusting flows , high-speed flow with strong pressure gradientsÀÇ °æ¿ì¿¡ °­·ÂÇÑ ¼º´ÉÀ» ¹ßÈÖÇÑ´Ù.
Multigrid: Performance in Fine Grids
ANSYS CFX solverÀÇ ¶Ç ÇϳªÀÇ Áß¿äÇÑ Æ¯Â¡Àº multigrid ±â¹ýÀÇ »ç¿ëÀÌ´Ù. Coupled solver°¡ local effect¿¡ È¿°úÀûÀ̰í, multigrid solver´Â 'long wavelength' effect¿¡ È¿°úÀûÀ̹ǷΠµÎ ±â¹ýÀ» µ¿½Ã¿¡ »ç¿ëÇÏ¿© ¼ö·Å¼º°ú ºü¸¥ ÇØ¼®À» º¸ÀåÇÒ ¼ö ÀÖ´Ù. Multigrid´Â fineÇÑ °ÝÀڷκÎÅÍ ¿©·¯ ´Ü°èÀÇ coarseÇÑ °ÝÀÚ¸¦ »ý¼ºÇÑ ÈÄ coarse ÇÑ °ÝÀÚÀÇ ÇØ¼®°á°ú¸¦ fineÇÑ °ÝÀÚ¿¡¼­ ÀÌ¿ëÇÏ¿© ¼ö·ÅÀ» °¡¼ÓÇÏ¿© ÇØ¼®½Ã°£À» ´ÜÃàÇÏ´Â ±â¹ýÀÌ´Ù.
Advanced Numerics
ANSYS CFX´Â Upwind SchemeÀÇ »ç¿ë¿¡ À־ default·Î 2nd order advection scheme¸¦ »ç¿ëÇϸ鼭 ¾ÈÁ¤ÀûÀ¸·Î solver°¡ ÀÛµ¿Çϵµ·Ï ÇÏ¿´À¸¹Ç·Î Á¤È®ÇÑ ÇØ¼®°á°ú¸¦ ¾òÀ» ¼ö ÀÖ´Ù. ANSYS CFX ÀÇ defaultÀÎ ¡°high-resolution¡± ±â¹ýÀº local À¯µ¿¿¡ µû¶ó °¡´ÉÇÑ Second-Order¿¡ °¡±õ°Ô advection schemeÀ» Àû¿ëÇϸ鼭, boundedness ¸¦ ¸¸Á·ÇÏ°Ô ÇϹǷΠCFXÀÇ ¸ðµç physics¿Í °ÝÀÚ¿¡ »ó°ü¾øÀÌ second-order ÀÇ ÇØ¼®°á°ú¸¦ Á¦°øÇÑ´Ù.
Parallel Efficiency
ANSYS CFX Solver´Â fully parallelÈ­ µÇ¾îÀÖÀ¸¹Ç·Î ¸ðµç physics¿Í mesh¿¡ ´ëÇØ parallel°è»êÀ» ¼öÇàÇÒ ¼ö ÀÖ´Ù. ¸ðµç single- or multiple-CPU or networked UNIX workstations and Windows NT machines, including mixed UNIX/Windows NT clusters¿¡ ´ëÇØ parallelÀ» ¼öÇàÇÒ ¼ö ÀÖÀ¸¸ç, °¢°¢ÀÇ CPU¿¡ ÀûÇÕÇÏ°Ô ÀÚµ¿À¸·Î ¹®Á¦¸¦ ºÐÇÒÇÏ¿© parallel°è»êÀÌ ÁøÇàµÈ´Ù.

Efficient Scalable Parallel Performance
ANSYS CFX Performance and Scaling on AMD Opteron Processor


Solver: Models
 
ANSYS CFX´Â ´Ù¾çÇÑ »ê¾÷ºÐ¾ßÀÇ À¯µ¿Çؼ®¿¡ ÀûÇÕÇÑ Physical modelÀ» Á¦°øÇϰí ÀÖ´Ù. CFX´Â ´Ù¾çÇÑ physical modelÀ» ¼­·Î °°ÀÌ »ç¿ëÇϴµ¥ Á¦ÇÑÀÌ ¾øÀ¸¹Ç·Î, º¹ÀâÇÑ ¹°¸®Çö»óÀ» ¸ðµ¨¸µ Çϴµ¥ ÀûÇÕÇϸç, ¸ðµç °ÝÀÚ typeÀ» »ç¿ëÇÏ¿© ÇØ¼®°¡´ÉÇÏ´Ù. ¶ÇÇÑ, ¸ðµç ¸ðµ¨ÀÌ GGI, coupled multigrid solver, High resolution scheme µî CFX°¡ °­Á¡À» °¡Áö´Â ±â´ÉÀ» »ç¿ëÇÏ¿© ÇØ¼®ÇϹǷΠ¾ÈÁ¤ÀûÀ̰í Á¤È®ÇÑ ÇØ¼®°á°ú¸¦ Á¦°øÇÑ´Ù.


Multiphase Flows
 
CFX´Â pressure-based coupled solver·Î ¸ðµç ¹®Á¦¸¦ ÇØ¼®ÇÑ´Ù. ´Ù»óÀ¯µ¿ÀÇ °æ¿ì¿¡µµ coupled solver·Î ÇØ¼®ÇϹǷΠcoupled solverÀÇ ºü¸£°í ¾ÈÁ¤ÀûÀÎ ÇØ¼®´É·ÂÀÇ ÀåÁ¡ÀÌ ¹ßÈֵȴÙ. ƯÈ÷, ´Ù»óÀ¯µ¿ÀÇ °æ¿ì »ó°ú »ó°£ÀÇ inter-phase couplingÀÌ Áß¿äÇѵ¥ CFXÀÇ coupled solver´Â ¸ðµç »óÀÇ matrix°¡ coupledµÇ¾î ÇØ¼®µÇ¹Ç·Î ±Ùº»ÀûÀ¸·Î »ó°ú »ó°£ÀÇ couplingÀ» ¹Ý¿µÇÒ ¼ö ÀÖ´Ù. CFX¿¡¼­ free surface¿Í bubbly flow, Phase change¿Í °°Àº ´Ù»óÀ¯µ¿À» ÇØ¼®ÇÏ´Â Eulerian-Eulerian ¸ðµ¨°ú cyclone µî ÀÔÀÚÃßÀû¿¡ »ç¿ëµÇ´Â particle tracking modelÀÎ Eulerian-Lagrangian ¸ðµ¨À» Á¦°øÇϸç, CFXÀÇ Ãâ¹ßÁ¡ÀÌ ¿øÀÚ·ÂÀÇ ´Ù»óÀ¯µ¿ºÐ¾ßÀ̹ǷΠ´Ù¸¥ ¼ÒÇÁÆ®¿þ¾î¿¡ ºñÇØ multiphase flowÀÇ ÇØ¼®¿¡ °­Á¡À» °¡Áö°í ÀÖ´Ù.

ANSYS CFX Solutions for Multiphase Flows
   
Bubbly flows
bubbly flow´Â ¾×ü ¾È¿¡ ±âü bubbleÀÌ ºÐÆ÷ÇÏ¿© ¿òÁ÷ÀÌ´Â À¯µ¿À¸·Î ±âü bubbleÀÇ Å©±âºÐÆ÷°¡ Áß¿äÇÏ´Ù. bubbleÀº ¼­·Î ÇÕÃÄÁö°Å³ª ±úÁ®¼­ Å©±âÀÇ ºÐÆ÷°¡ º¯ÇÏ°Ô µÇ´Âµ¥, CFX¿¡¼­ Á¦°øÇÏ´Â MUSIG(Multiple Size Group)Àº bubbleÀÇ break-up °ú coalescence Çö»ó¿¡ ´ëÇÑ ÇØ¼®À» È¿À²ÀûÀ¸·Î ¼öÇàÇÒ ¼ö ÀÖ´Ù. ÀÌ ¸ðµ¨Àº bubble sizeºÐÆ÷¸¦ Á¤È®È÷ ¿¹ÃøÇÒ ¼ö ÀÖÀ¸¹Ç·Î, ƯÈ÷gas lift reactors ³ª contact tanks¿Í °°ÀÌ bubble Å©±â¿¡ µû¸¥ interfacial area°¡ Áß¿äÇÑ ¹®Á¦¿¡ ²À ÇÊ¿äÇÑ ¸ðµ¨ÀÌ´Ù.

ANSYS CFX: Modeling Size Distribution for Bubbly Flows
   
Free surface flows
Sloshing ¶Ç´Â filling µîÀÇ ¹®Á¦¸¦ ÇØ¼®Çϱâ À§Çؼ­ free surfaceÇØ¼®±â´ÉÀÌ »ç¿ëµÈ´Ù. CFX´Â ÇØ¼®À» ¼öÇàÇÒ ¶§ default·Î higher-order differencing scheme(High resolution scheme)À» »ç¿ëÇϸç, ÀÌ´Â volume fractionÀÇdiffusionÀ» Å©°Ô °¨¼Ò½ÃÄÑ free surfaceÀÇ °è¸éÀ» Á¤È®ÇÏ°Ô ¿¹ÃøÇϴµ¥ Áß¿äÇÑ ¿ªÇÒÀ» ÇÑ´Ù. ÀÌ¿¡ ´õÇØ CFX´Â free surfaceÀÇ diffusion À» ´õ ¾ïÁ¦Çϱâ À§ÇØ compressive schemeÀ» volume fraction¹æÁ¤½Ä¿¡ »ç¿ëÇϹǷÎ, free surface¸¦ Á» ´õ Á¤È®ÇÏ°Ô ¿¹ÃøÇÒ ¼ö ÀÖ´Ù.

ANSYS CFX for Free Surface Flows
   
SIMULATION APPLIED TO PELTON TURBINES
Discrete Particle Transport
ÀÔÀÚ³ª bubbleÀÇ ºÐÆ÷º¸´Ù ±ËÀûÀÇ ÃßÀûÀÌ Áß¿äÇÑ °æ¿ì Particle transport modelÀ» »ç¿ëÇÑ´Ù. ANSYS CFXÀÇ particle-transport modelÀº particleÀÇ ±ËÀû, erosion, age, diameter, temperature, ¼öºÐÇÔ·® µîÀÇ ÇØ¼®°á°ú¸¦ Á¦°øÇÑ´Ù. ¿¬¼Ò¹®Á¦ÀÇ °æ¿ì coalÀ̳ª oil dropletÀÇ ±ËÀûÃßÀû»Ó ¾Æ´Ï¶ó ¿¬¼Ò¹°ÁúÀÇ Áõ¹ß, ³²¾ÆÀÖ´Â charÀÇ »êÈ­¿Í ¿¬¼Ò¿¡ ´ëÇÑ ÇØ¼®±â´ÉÀÌ Á¦°øµÈ´Ù. ºñ½ÁÇÑ ÀÀ¿ëÀ¸·Î sprayµÈ ¹° ¹Ì¸³ÀÚÀÇ Áõ¹ß µîÀÇ ÇØ¼®À¸·Î È­ÀçÁøÈ­¿¡ »ç¿ëµÇ´Â fire suppression ÇØ¼®À» ¼öÇàÇÒ ¼ö ÀÖ´Ù.
ANSYS CFX Particle Transport Model
   

Rising or settling small particles or bubbles
ÀÛÀº bubbleÀ̳ª ÀÔÀÚÀÇ °æ¿ì ÁÖÀ§ À¯Ã¼ÀÇ À¯µ¿¿¡ ºü¸£°Ô ÀûÀÀÇÏ¿© °ÅÀÇ °°Àº ¼Óµµ·Î ¿òÁ÷À̰ųª, ¾î´À Á¤µµÀÇ ¹Ì²ô·³ ¼Óµµ¸¦ °¡Áö°í ¿òÁ÷ÀÌ´Â °æ¿ì°¡ ÀÖ´Ù. ´ëÇ¥ÀûÀÎ ¿¹·Îtundishe¿¡¼­ÀÇ bubbleÀÇ À¯µ¿À̳ª Á¤¼öÀå¿¡¼­ÀÇ ÀÔÀÚÀÇ Ä§Àü µîÀ» ÇØ¼®Çϴµ¥ ÀÌ¿Í °°Àº °¡Á¤À» ÅëÇÑ ¸ðµ¨¸µ ÇÒ ¼ö ÀÖÀ¸¸ç, CFXÀÇ Algebraic Slip Model(ASM)ÀÌ ÀûÇÕÇÑ ¸ðµ¨ÀÌ´Ù. ASMÀº ¿©·¯ »óÀ» ÇØ¼®ÇÏ´Â °ÍÀÌ ¾Æ´Ï¶ó ÀÔÀÚ³ª bubbleÀ» À¯Ã¼¾ÈÀÇ species·Î º¸°í mass fraction¿¡ ´ëÇÑtransport equation ¸¸À» ÇØ¼®ÇϹǷΠ´Ù»óÀ¯µ¿Çؼ®º¸´Ù È¿À²ÀûÀÌ°í ºü¸¥ ÇØ¼®À» ÇÒ ¼ö ÀÖ´Ù.
Interphase Mass Transfer
ANSYS CFX´Â »ó°ú »ó°£¿¡ Interphase Mass TransferÀ» ÇØ¼®ÇÒ ¼ö ÀÖ´Â ¸ðµ¨·Î ?cavitation, condensation, evaporation, boiling µîÀÇ ÇØ¼®À» ¼öÇàÇÒ ¼ö ÀÖ´Ù.
Heat Transfer
 
À¯Ã¼¸¸ÀÇ ¿­Àü´ÞÀ» ÇØ¼®Çϱâ À§Çؼ­ ¿¡³ÊÁö ¹æÁ¤½ÄÀ» Ãß°¡·Î ÇØ¼®Çϸç, ¶ÇÇÑ, ¹ßÀü¼Òµî¿¡ »ç¿ëµÇ´ÂPre-heaters, economizers, inter-coolers, ÅÍºó ³¯°³ÀÇ cooling, ÀÚµ¿Â÷ÀÇ ¿£Áøºí·°°ú ½Ç¸°´õÇìµå µîÀÇ ¿­Àü´Þ ÇØ¼®À» À§Çؼ­´Â À¯Ã¼¿Í °íü»çÀÌÀÇ ¿­Àü´ÞÀ» ÇØ¼®ÇÏ´Â CHT(conjugate heat transfer) ±â´ÉÀÌ Àû¿ëµÈ´Ù. º¸Åë °íüÀÇ ±¸Á¶Çؼ®À̳ª ¿­Àü´ÞÇØ¼®¿¡´Â À¯Ã¼¿¡¼­ »ç¿ëÇÏ´Â °Íº¸´Ù °ÝÀÚ¸¦ ¼º±â°Ô »ç¿ëÇϹǷΠÀ¯Ã¼¿Í °íüÀÇ interface´Â °ÝÀÚÀÇ nodeÁ¡ÀÌ ÀÏÄ¡ÇÏÁö ¾Ê°Ô µÈ´Ù. ANSYS CFX´Â ÀÌ¿Í °°Àº mismatched °ÝÀÚ¸¦ GGI±â´ÉÀ» ÀÌ¿ëÇÏ¿© ó¸®ÇÑ´Ù.

Robust CHT Capability for Effective Heat Transfer Analysis
   
Radiation
 
È­Àç, burner, furnace, solar heating µîÀº ÀϹÝÀûÀÎ ´ë·ù³ª Àüµµ¿¡ ÀÇÇÑ ¿­Àü´Þ¿Ü¿¡ º¹»ç¿¡ ÀÇÇÑ ¿­Àü´ÞÀ» °í·ÁÇØ ÁÖ¾î¾ß Çϸç À̶§CFX-Radiation ±â´ÉÀÌ »ç¿ëµÈ´Ù.
Rosseland Model
Rosseland approximation ¹æ¹ýÀº radiation¿¡³ÊÁö¸¦ Åë°úÇÏ´Â ¸ÅÁúÀÌ radiation ¿¡³ÊÁö¸¦ ¸Å¿ì »¡¸® Èí¼öÇÏ¿©(optically thick) radiation energyÀÇ ¼ö¼Û¹æÁ¤½ÄÀ» ÇØ¼®ÇÒ Çʿ䰡 ¾ø´Â °æ¿ì¿¡ »ç¿ëµÈ´Ù. Rosseland approximation Àº Ãß°¡ÀûÀÎ ¹æÁ¤½ÄÀ» °è»êÇÒ ÇÊ¿ä¾øÀÌ ¿Âµµ¿¡ Å©°Ô ÀÇÁ¸ÇÏ´Â È®»ê°è¼ö¸¦ °¡Áö´Â »õ·Î¿î È®»êÇ×À» º»·¡ÀÇ ¿¡³ÊÁö ¹æÁ¤½Ä¿¡ Ãß°¡ÇÑ °ÍÀ¸·Î °è»ê½Ã°£ÀÌ Áõ°¡ÇÏÁö ¾Ê´Â µîÀÇ ÀÌÁ¡ÀÌ ÀÖÀ¸³ª, optically thickÇÑ medium¿¡¸¸ Àû¿ëÀÌ °¡´ÉÇÑ Á¦ÇÑµÈ ¸ðµ¨ÀÌ´Ù.
P-1 Model
Differential Approximation ¶Ç´Â P1 ¸ðµ¨(also known as Gibb¡¯s model or Spherical Harmonics)Àº º¸Åë ¿¬¼Ò°¡½º medium¿¡ ´ëÇÑ º¹»ç¸¦ °è»êÇϴµ¥ ¸¹ÀÌ »ç¿ëµÇ´Â ¸ðµ¨·Î º¹»çÀÇ °­µµ°¡ µî¹æ¼ºÀÌ°í ¹æÇâ¿¡ ¿µÇâÀ» ¹ÞÁö ¾Ê´Â´Ù´Â °¡Á¤À¸·Î RTE¸¦ ´Ü¼øÈ­ ÇÑ ¸ðµ¨ÀÌ´Ù.
Monte Carlo Model
Monte Carlo ¸ðµ¨Àº º¹»ç °­µµ°¡ °¢µµ¿¡ µû¸¥ ±¤ÀÚÀÇ È帧¿¡ ºñ·ÊÇÑ´Ù´Â °¡Á¤À¸·Î º¹»ç¿¡³ÊÁö¸¦ Àü´ÞÇÏ´Â photonÀÇ ¿òÁ÷ÀÓ¿¡ ´ëÇÑ history¸¦ ÃßÀûÇÏ´Â ¹æ½ÄÀÌ´Ù. À̶§ ¸ðµç photon¿¡ ´ëÇÑ Æò°¡¸¦ ÇÒ ¼ö ¾øÀ¸¹Ç·Î, Àüü photonÀÇ flux¸¦ ¹Ý¿µÇÏ´Â randomÇÏ°Ô ¼±ÅÃµÈ ÀÏÁ¤ ¾çÀÇ photonÀÇhistory¸¦ ÃßÀûÇÏ¿© º¹»ç¿¡³ÊÁö¸¦ Åë°èÇÐÀûÀ¸·Î Æò°¡ÇϹǷÎ, ÇØ¼®°á°úÀÇ Á¤È®µµ´Â °è»êµÈ photonÀÇ history°¡ ¸¹À»¼ö·Ï Áõ°¡ÇÑ´Ù.
Discrete Transfer Model
Radiation field°¡ °è»ê¿µ¿ª¿¡¼­ homogeneous ÇÑ °æ¿ì Discrete Transfer method ¸¦ »ç¿ëÇÒ ¼ö ÀÖ´Ù. ÀÌ ¹æ¹ýÀº P1µîÀÇ flux type¹æ¹ý°úMonte Carlo ¹æ¹ýÀÇ È¥ÇÕµÈ ¹æ½ÄÀ¸·Î óÀ½ °áÁ¤µÈ ray tracingÀ» °è¼Ó »ç¿ëÇϹǷÎ, ¸Å¹ø photonÀÇ ±ËÀûÀ» »õ·Î ÃßÀûÇÏ´Â Monte Carloº¸´Ù °è»ê ¼Óµµ°¡ ºü¸£´Ù.
 
Rotating Machinery
 
CFX solver´Â 20¿© ³â°£ À¯Ã¼±â°èÇØ¼®¿¡ »ç¿ëµÇ¾î ¿ÔÀ¸¸çpumps, compressors, fans, turbines, propellers, impellers, diffusers, stators, vanes µî ´ëºÎºÐÀÇ À¯Ã¼±â°è¿¡ Àû¿ëµÇ¾î °ËÁõµÇ¾ú´Ù. Rotor-Stator¿Í °°ÀÌ È¸ÀüÇÏ´Â ºÎºÐ°ú ȸÀüÇÏÁö ¾Ê´Â ºÎºÐÀÌ °°ÀÌ Æ÷ÇÔµÈ À¯Ã¼±â°èÇØ¼®¿¡ ÇÊ¿äÇÑ multiple frames of reference ±â´É, ÀϹÝÀûÀ¸·Î rotorÀÇ °³¼ö¿Í statorÀÇ °³¼ö°¡ Á¤¼ö¹è·Î ¸ÂÁö ¾Ê±â ¶§¹®¿¡ ¹ß»ýÇÏ´Â pitchÂ÷¸¦ °í·ÁÇØ ÁÖ´Â pitch change±â´É, ¼öÄ¡ÀûÀÎ ¿¡·¯·Î ¹ß»ýµÇ´Â false swirlÀ» ¹æÁöÇÏ´Â alternate rotation model, rotor-stator °£ÀÇ interaction À» °í·ÁÇØÁÖ´Â ¹æ¹ýÀ¸·Î steady °è»ê¿¡¼­ Àû¿ëµÇ´Â stage, frozen-rotor±â´É, transient °è»ê¿¡¼­ rotorÀÇ È¸ÀüÀÌ °í·ÁµÇ´Â transient rotor-stator interface ±â´É µîÀÌ Á¦°øµÈ´Ù.
À¯Ã¼±â°è ÇØ¼®À» À§ÇØ ¿À·§µ¿¾È °³¹ßµÇ¾î¿Â CFX´Â ³¯°³ÀÇ Çü»ó»ý¼º¿¡ BladeModeler, °ÝÀÚ»ý¼º¿¡ TurboGrid µîÀÇ special moduleÀ» »ç¿ëÇÒ ¼ö ÀÖ´Â ¿Ü¿¡ setup°ú post¿¡µµ Turbo-Pre¿Í Turbo-PostÀÇ ±â´ÉÀ» Á¦°øÇÑ´Ù. ÀÌ¿Í °°Àº À¯Ã¼±â°è¿¡ ƯȭµÈ ±â´ÉÀ» ÀÌ¿ëÇÏ¿© Çü»ó»ý¼ººÎÅÍ º¸°í¼­ÀÛ¼º±îÁö ½±°í Á¤È®ÇÑ ÇØ¼®À» ¼öÇàÇÒ ¼ö ÀÖÀ¸¸ç, À¯Ã¼±â°èÇØ¼®¿¡¼­´Â ŸÀÇ ÃßÁ¾À» ºÒÇãÇÏ´Â ¼º´ÉÀ» ¹ßÈÖÇÑ´Ù.
Combustion
 
ANSYS CFXÀÇ coupled solver´Â ¿¬¼Ò¿¡ »ç¿ëµÇ´Â ¸ðµç species¸¦ ÇϳªÀÇ coupled system¿¡¼­ ÇØ¼®ÇϹǷΠƯÈ÷ º¹ÀâÇÑ ¹ÝÀÀÇØ¼®¿¡¼­ ¼ö·ÅÀÌ ºü¸£´Ù. ÁÖ·Î »ç¿ëµÇ´Â ¹ÝÀÀ½Ä°ú species¿¡ ´ëÇÑ database¸¦ Á¦°øÇϸç À̸¦ ÀÌ¿ëÇÏ¿© user°¡ »ç¿ëÇϰíÀÚ ÇÏ´Â µ¶ÀÚÀûÀÎ library¸¦ »ý¼ºÇÏ¿© »ç¿ëÇÒ ¼ö ÀÖ´Ù. Ignition, extinction ¸ðµ¨°ú flamelet , flamefront (flamespeed) ¿¬¼Ò¸ðµ¨À» Á¦°øÇϸç, CFX¿¡¼­ »ç¿ëÇÏ´Â flamelet library »ý¼º±âÀÎ CFX-RIF¸¦ ÀÌ¿ëÇÏ¿© user customized µÈ flamelet library¸¦ »ç¿ëÇÒ ¼ö ÀÖÀ¸¹Ç·Î ¼ö¹é°³ÀÇspecies¿¡ ´ëÇÑ ¼ö¼Û¹æÁ¤½ÄÀ» Ç®Áö ¾Ê°íµµ º¹ÀâÇÑ ¹ÝÀÀ¿¡ ´ëÇÑ ÇØ¼®°á°ú¸¦ ¾òÀ» ¼ö ÀÖ´Ù.

Turbulence
 
ANSYS CFX´Â 16°³ ÀÌ»óÀÇ ³­·ù¸ðµ¨À» Á¦°øÇϰí ÀÖÀ¸¸ç, user°¡ Á¤È®ÇÏ°í ¾ÈÁ¤ÀûÀÎ °á°ú¸¦ ¾òÀ» ¼ö ÀÖµµ·Ï ¿©·¯ ±â¹ýÀ» default·Î Á¦°øÇϰí ÀÖ´Ù. ÁÖ·Î »ç¿ëµÇ´Â ¸ðµ¨ÀÎ standard k-¥å model¿Ü¿¡ Second Moment Closure (SMC : Reynolds Stress model), Detached Eddy Simulation (DES) , Large-Eddy-Simulation (LES) ¸ðµ¨À» »ç¿ëÇÒ ¼ö ÀÖ´Ù. CFX¿¡¼­ °³¹ß¿¡ ÁßÁ¡À» µÎ°í ±ÇÀåÇÏ´Â SST ¸ðµ¨Àº 2-¹æÁ¤½Ä ¸ðµ¨·Î °è»ê½Ã°£ÀÌ k-¥å model°ú ºñ½ÁÇÑ Á¤µµÀÌÁö¸¸ separation, natural convection, heat transfer µîÀÇ ¿¹Ãø¿¡¼­ standard k-¥å modelº¸´Ù ¶Ù¾î³­ ¾ÈÁ¤¼º°ú Á¤È®µµ¸¦ Á¦°øÇÑ´Ù.

>Innovative Turbulence Modeling: The SST Model in ANSYS CFX
   

ANSYS CFX ´Â »ó¿ëÄÚµå·Î´Â ÃÖÃÊ·Î laminar¿¡¼­turbulence·Î õÀ̵Ǵ Çö»óÀ» ÇØ¼®ÇÒ ¼ö ÀÖ´Â transition modelÀ» °³¹ßÇÏ¿© žÀçÇÏ¿©, Ãþ·ù¿¡¼­ ³­·ù·Î õÀ̵Ǵ transition locationÀ» ÇØ¼®¿¡ ÀÇÇØ ÀÚµ¿À¸·Î °áÁ¤ÇØ ÁØ´Ù. Ãþ·ù´Â ³­·ù¿¡ ºñÇØ Ç¥¸é¿¡¼­ÀÇ ÀúÇ×°è¼ö°¡ ÀÛÀ¸¹Ç·Î Ãþ·ù¿µ¿ª°ú ³­·ù¿µ¿ªÀ» Á¤È®È÷ ÇØ¼®ÇÏ´Â °ÍÀº turbomachinery, aerospace, marine, automotive µîÀÇ Ç׷°ú È¿À² µîÀ» Æò°¡Çϴµ¥ Áß¿äÇÏ´Ù. ¶ÇÇÑ, transitionÀº À¯Ã¼±â°è³ª Ç×°ø±âÀÇ ³¯°³¿¡¼­ ¹ß»ýÇÏ´Â separation¿¡ ¿µÇâÀ» ¹ÌÄ¡¹Ç·Î ½Ç¼Ó µîÀ» Á¤È®È÷ ¿¹Ãø¿¡ µµ¿òÀ» ÁØ´Ù.
Innovative Turbulance Modeling: A Transition Model
   
Moving Mesh
 
°ÝÀÚÀÇ moving°ú deformingÀ» °í·ÁÇÑ ÇØ¼®À» ¼öÇàÇÏ´Â ¹æ¹ýÀ¸·Î, º®¸é¿¡¼­ÀÇ °ÝÀÚ¿òÁ÷ÀÓÀ» ¸ð»çÇÏ°í ³»ºÎ °ÝÀÚÀÇ º¯ÇüÀº ÀÚµ¿À¸·Î °í·ÁµÇ´Â ¹æ¹ý°ú ³»ºÎ °ÝÀÚÁ¡ÀÇ ¿òÁ÷ÀÓµµ ¸ðµÎ ¸ð»çÇÏ´Â ¹æ¹ýÀ» »ç¿ëÇÒ ¼ö ÀÖ´Ù. À̸¦ ÀÌ¿ëÇÏ¿© screw compressors, gear pumps, blood pumps, internal combustion engines µîÀÇ ÇØ¼®À» ¼öÇàÇÒ ¼ö ÀÖ´Ù.

ANSYS CFX Flexible Moving Mesh
   
A moving mesh example that dynamically calculates the effect of closing a butterfly valve.
Post-Processor
 
ANSYS CFX post-processor´Â user°¡ »ç¿ëÇÏ±â Æí¸®ÇÑ graphic GUIȯ°æÀ» Á¦°øÇϸç, contour, vectorµî Á¤¼ºÀûÀÎ Æò°¡¸¦ À§ÇÑ ±×·¡Çȱâ´É°ú Á¤·®ÀûÀÎ Æò°¡¸¦ À§ÇØ user°¡ µ¥ÀÌÅ͸¦ »Ì¾Æ³»±â Æí¸®ÇÑ ¿©·¯ ±â´ÉÀ» Á¦°øÇϰí ÀÖ´Ù. ¶ÇÇÑ, sessionÆÄÀÏÀ» ÀÌ¿ëÇÏ¿© batchÀÛ¾÷À» ¼öÇàÇÒ ¼ö ÀÖÀ¸¹Ç·Î, ¹Ýº¹ÀûÀÎ ÈÄó¸® ÀÛ¾÷À» ÀÚµ¿È­ÇÏ¿© ÀÛ¾÷½Ã°£À» ´ÜÃàÇÒ ¼ö ÀÖ´Ù.



ANSYS CFX post-processingÀº user°¡ iconÀ» º¸°í Á÷°üÀûÀ¸·Î ±â´ÉÀ» ¾Ë ¼ö ÀÖÀ» Á¤µµ·Î graphic GUIȯ°æÀÌ ¿Ï¼ºµÇ¾î ÀÖ´Ù. Iso-surfaces, planes, vectors, surface plots , streamlines µîÀÇ ±â´É ¹× °è»ê¿µ¿ª¿¡ »õ·Î¿î regionÀ» ÀÚÀ¯·Ó°Ô »ý¼ºÇÏ¿© ±×¸²À» ±×¸®°Å³ª µ¥ÀÌÅ͸¦ ÃßÃâÇϱ⠿ëÀÌÇϸç, ±×·¡ÇÁ¸¦ ±×¸®±â À§ÇÑchart ¹× µ¿¿µ»ó Á¦ÀÛÀ» À§ÇÑ animation ±â´ÉÀ» Á¦°øÇÑ´Ù. Á¤·®ÀûÀÎ ºñ±³¸¦ À§ÇØ ÃßÃâµÈ µ¥ÀÌÅÍ´Â csv Æ÷¸ËÀ¸·Î ÀúÀåµÇ¾î ¿¢¼¿¿¡¼­ ¹Ù·Î ÀÐ¾î µ¥ÀÌÅÍ󸮰¡ °¡´ÉÇÏ´Ù. ¶ÇÇÑ, À¯Ã¼±â°è ºÐ¾ß¿¡¼­ °­Á¡À» °¡Áö´Â CFX´Â Turbo-Post mode¸¦ Á¦°øÇÔÀ¸·Î½á blade-to-blade view, meridional view, blade loading chart µî À¯Ã¼±â°èÀÇ ÈÄ󸮿¡ ÀûÇÕÇÑ ±â´ÉÀ» Á¦°øÇÑ´Ù. ¶ÇÇÑ º¸°í¼­ ÀÛ¼º¿¡ µµ¿òÀÌ µÇµµ·Ï ÇØ¼®°á°ú¸¦ report·Î ÀÛ¼ºÇØ ÁÖ¸ç, CFX¿¡¼­ Á¦°øÇÏ´Â Á¤ÇüÈ­µÈ report templateÀ» ÀÌ¿ëÇÏ¿© charts, tables, figures µî ¹Ù·Î Á¦ÃâÇØµµ ¼Õ»öÀÌ ¾øÀ» Á¤µµÀÇ º¸°í¼­¸¦ ÀÚµ¿À¸·Î ÀÛ¼ºÇØ ÁØ´Ù.
Animation Output
Monte Carlo ¸ðµ¨Àº º¹»ç °­µµ°¡ °¢µµ¿¡ µû¸¥ ±¤ÀÚÀÇ È帧¿¡ ºñ·ÊÇÑ´Ù´Â °¡Á¤À¸·Î º¹»ç¿¡³ÊÁö¸¦ Àü´ÞÇÏ´Â photonÀÇ ¿òÁ÷ÀÓ¿¡ ´ëÇÑ history¸¦ ÃßÀûÇÏ´Â ¹æ½ÄÀÌ´Ù. À̶§ ¸ðµç photon¿¡ ´ëÇÑ Æò°¡¸¦ ÇÒ ¼ö ¾øÀ¸¹Ç·Î, Àüü photonÀÇ flux¸¦ ¹Ý¿µÇÏ´Â randomÇÏ°Ô ¼±ÅÃµÈ ÀÏÁ¤ ¾çÀÇ photonÀÇhistory¸¦ ÃßÀûÇÏ¿© º¹»ç¿¡³ÊÁö¸¦ Åë°èÇÐÀûÀ¸·Î Æò°¡ÇϹǷÎ, ÇØ¼®°á°úÀÇ Á¤È®µµ´Â °è»êµÈ photonÀÇ history°¡ ¸¹À»¼ö·Ï Áõ°¡ÇÑ´Ù.

 

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