Siemens Schweiz Ag

Roland Ullmann

Christian Frey

Various embodiments may include methods and systems for improving the energy efficiency of a building at the planning stage, such as: building a basic digital model of the building using a computer; defining a plurality of different function-related room categories; assigning existing technical building automation functions, previously stored in a memory coupled to the computer, to the different room categories; arranging rooms by assigning the defined categories to the model on the basis of an occupancy plan; coupling the rooms to supply lines of a automation system based on the assigned functions; determining an energy efficiency of the virtual building; and selecting suitable technical system modules from available modules based on the determined energy efficiency.

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Steinen, Switzerland

Roland Ullmann