Parametric BIM : Energy Performance Analysis Using Dynamo for Revit

Abstract: Due to the rapid development of technology, the AEC industry in Sweden havebeen struggling to string along it. The demand from authorities to use BIM in theindustry are increasing and the respond from companies are minimal. The buildingprocess uses to be spanned over several phases and the early design phase is wherefocus is lied on mostly in this thesis. Here can several actors as architects, engineersetc. be involved. Lack of communication and lack of coordination between the partshave an important impact on the outcome and therefore BIM was developed. In theearly designing phase, the project takes it shape and approximated calculations andanalysis have to made. Usually the results from the early design phase dier from theanalytical analysis that are made later and the costs of projects increases. However,many new tools have come along the way with that development which makes itpossible to make energy optimization an even more ecient practice. Therefore, thisthesis has been chosen to investigate the dierent energy possibilities and outcomesduring the early design stage, in the aspect of daylight and energy simulations. Asimple test building was constructed in Stockholm, Sweden. The building is formedin a way that allows various material parameters to be altered in order to study theimpacts of the annual energy distribution. This thesis will shed more light on why itis important to develop the methods of energy simulations in the early design phase,and it's done by using the latest state of the art tools. A newly developed VPL toolnamed Dynamo together with the design tool Autodesk Revit and Green BuildingStudio is used in the simulation process. A script will be coded in the Dynamotool that will determine and allow the parameter variations of the building model inRevit. A comparison of 4 dierent case studies is graphically presented at the end.Even though the result was quite expected, the aim of this thesis was rather to serveas an example of how the tools of Dynamo and Revit can successfully coop-orate.