Ứng dụng etabs trong tính toán công trìNH
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| Ch¬ng 3: KÕt cÊu tÊm vá
........................................ 44 1. PhÇn tö TÊm b¶n ..................................................................................................... 44 1.1. PhÇn tö Area (Area Element) ............................................................................ 44 1.1.1. Kh¸i niÖm chung ......................................................................................... 44 1.1.2. Thickness Formulation (Thick – Thin) ......................................................... 44 1.1.3. Thickness ................................................................................................... 45 1.1.4. Material Angle ............................................................................................. 45 1.2. HÖ trôc täa ®é ®Þa ph¬ng (Local Coordinate System) ...................................... 46 1.2.1. Tr¹ng th¸i mÆc ®Þnh .................................................................................... 46 1.2.2. BiÕn ®æi ...................................................................................................... 47 TRUNG TÂM Đ ÀO T Ạ O XÂY D Ự NG VIETCONS www.vietcons.edu.vn øng dông ETABS trong tÝnh to¸n c«ng tr×nh 6 1.3. TiÕt diÖn ............................................................................................................ 48 1.4. BËc tù do (Degree of Freedom) ......................................................................... 48 1.5. Mass ................................................................................................................. 49 1.6. Néi lùc vµ øng suÊt ............................................................................................ 49 1.6.1. Néi lùc ........................................................................................................ 49 1.6.2. øng suÊt ..................................................................................................... 51 2. V¸ch cøng ............................................................................................................... 52 2.1. Tæng quan vÒ Pier vµ Spendrel ......................................................................... 52 2.1.1. Kh¸i niÖm ................................................................................................... 52 2.1.2. §Æt tªn phÇn tö ........................................................................................... 52 2.2. HÖ trôc täa ®é ®Þa ph¬ng ................................................................................. 53 2.2.1. PhÇn tö Pier ................................................................................................ 53 2.2.2. PhÇn tö Spandrel ........................................................................................ 53 2.2.3. HiÓn thÞ hÖ täa ®é ®Þa ph¬ng ..................................................................... 54 2.3. TiÕt diÖn ............................................................................................................ 54 2.3.1. §Æt tªn phÇn tö Pier vµ Spandrel ................................................................ 55 2.3.2. §Þnh nghÜa tiÕt diÖn Pier .............................................................................. 56 2.3.3. G¸n tiÕt diÖn Pier ........................................................................................ 57 2.4. Néi lùc phÇn tö Pier vµ Spandrel ....................................................................... 57 2.5. KÕt qu¶ thiÕt kÕ v¸ch ......................................................................................... 58 2.5.1. Pier result Design ....................................................................................... 58 2.5.2. Spandrel Result Design .............................................................................. 58 3. Chia nhá phÇn tö (Area Mesh Options) .................................................................... 58 3.1. Kh¸i niÖm .......................................................................................................... 58 3.2. Ph¬ng ph¸p chia nhá ...................................................................................... 59 tải về 6.82 Mb. Chia sẻ với bạn bè của bạn:
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