.TransiEnt.Producer.Heat.SolarThermal.SystemModels.SolarThermalSystem_3LayerStorage.Skymodel .TransiEnt.Producer.Heat.SolarThermal.SystemModels.SolarThermalSystem_3LayerStorage.Skymodelmodel Skymodel = TransiEnt.Producer.Heat.SolarThermal.Base.Skymodel_HDKR;