Institutionen för Bygg- och miljöteknik - Konstruktionsteknik - Lunds ...

Innehållsförteckning1. Inledning ........................................................................................................................... 11.1 Bakgrund ..................................................................................................................... 11.2 Problem & frågeställning ................................................................................................. 11.3 Metod & disposition ........................................................................................................ 21.4 Avgränsningar .................................................................................................................. 32. Centrala begrepp .................................................................................................................. 52.1 BIM .................................................................................................................................. 52.1.1 Parametriska förhållanden ......................................................................................... 52.1.2 Revit Structure ........................................................................................................... 52.2 FEM- Finita element metoden .......................................................................................... 62.2.1 Element & frihetsgrader ............................................................................................ 72.2.2 FEM-Design 3D- Structure ....................................................................................... 92.3 Industry Foundation Classes .......................................................................................... 103. Projektering med BIM ....................................................................................................... 113.1 BIM- Projektering istället för 2D-projektering .............................................................. 113.2 Samordning vid BIM- projekt ........................................................................................ 133.2.1 Samarbetsfunktioner i Revit .................................................................................... 133.3 BIM- projektering med FEM ......................................................................................... 183.3.1 Implementering av FEM i BIM ............................................................................... 183.3.2 Samarbete och arbetsfördelning mellan ritprojektör och byggkonstruktör ............. 183.3.3 Färdiga bygghandlingar ........................................................................................... 204. Analys .................................................................................................................................. 234.1 Uppbyggandet av BIM- modellen .................................................................................. 234.1.1 Organisation ............................................................................................................ 234.1.2 Uppförandet av den strukturella och analytiska modellen ...................................... 244.1.3 Stomstabilisering ..................................................................................................... 284.2 Export av den analytiska modellen ................................................................................ 294.2.1 IFC- vyer ................................................................................................................. 294.2.2 Revit to FEM-Design .............................................................................................. 304.2.3 Exportinställningar .................................................................................................. 304.2.4 Översättning ............................................................................................................ 315. Utvärdering ......................................................................................................................... 335.1 Export från Revit Structure till 3D-Structure ................................................................. 335.1.1 Material & Tvärsnitt ................................................................................................ 335.1.2 Kopplingar ............................................................................................................... 33ix