@@ -41,10 +41,9 @@ Thus, it extends the existing CityGML objects `_AbstractBuilding`, `_BoundarySur
The `ThermalZone `is the unit volume for heating and cooling demand calculation. A Building may have several `ThermalZone`, for instance in the case of mixed-usage building, or to distinguish rooms or zones with different orientations (i.e. solar gains) and/or thermal behaviour.
These `ThermalZone` objects are separated from each other and from the outside by `ThermalBoundary` objects. These `ThermalBoundary` objects may or not correspond to the CityGML `_BoundarySurface`. To count the `globalSolarIrradiance` incident on `_BoundarySurface` in the building energy balance, every `ThermalBoundary` delimiting the `ThermalZone` from outside should however be related (relation `correspondsTo`) with a `_BoundarySurface`.
These `ThermalZone` objects are separated from each other and from the outside by `ThermalBoundary` objects. These `ThermalBoundary` objects may or not correspond to the CityGML `_BoundarySurface`.
If occupied, a `ThermalZone` must be related to at less 1 `UsageZone`, which contains the usage boundary conditions required for the heating and cooling demand calculation (see Occupancy Module). One `ThermalZone` may be related to several `UsageZone` for simplified modelling of mixed-usage space, in which case the usage boundary conditions of the `UsageZone` should be aggregated or weighted
according with their floorArea.
If occupied, a `ThermalZone` must be related to at least 1 `UsageZone`, which contains the usage boundary conditions required for the heating and cooling demand calculation (see Occupancy Module). One `ThermalZone` may be related to several `UsageZone` for simplified modelling of mixed-usage space, in which case the usage boundary conditions of the `UsageZone` should be aggregated or weighted according with their floorArea.
## Extension of CityGML building objects
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@@ -52,21 +51,19 @@ according with their floorArea.
The Energy ADE extends the CityGML _AbstractBuilding by a number of
energy-related attributes, e.g with regards to the geometrical characteristics