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Interactive kinetic façade: Improving visual comfort based on dynamic daylight and occupant's positions by 2D and 3D shape changes
Abstract Applying active occupant engagement into a responsive façade concept leads us to a transition from the façade regulatory function to the interactive phase. The Interactive facade has the capacity for hierarchically filtering daylight and real-time control, and preventing daylight discomfort. This research applied the combination of qualitative and quantitative methods for studying innovative daylight guide systems functions, relation with building forms and development of kinetic façade forms as advanced real-time daylight control. Literature referred to the responsive modular elements which can be adapted to dynamic daylight by continuously changing façade configurations. In particular, parametric decentralized façade's apertures interact with sun radiation based on relationship between external environment, interior space and occupant position as well. In this study, we develop a kinetic interactive façade with the capability to be transformed based on dynamic daylight and occupant position (functional scenario based) in order to meet visual comfort. Also, daylight parametric simulation investigates visual comfort performance provided by the kinetic façade forms through climate based daylight metrics. The simulation results prove high performance of the kinetic interactive facades for improving visual comfort regarding the base case. In particular, the three dimensional shape changes façade provides more visual comfort improvement than the two dimensional shape changes one regarding UDI, Exceed UDI and DGP metrics. Also, the results refer to multifunctional aspects of the three dimensional shape changes façade, as an advanced interactive daylighting system, which has a capability to control solar radiation in the facade ambient environment for preventing thermal discomfort.
Highlights Applying active occupant engagement into a responsive façade concept leads us to a transition from the façade regulatory function to the interactive phase, which provides an advanced daylighting control, which has the capacity for hierarchically filtering daylight and real-time control, preventing daylight discomfort. Kinetic prismatic modular elements diffuse daylight with a hierarchical and self-shading facade process configurations for decreasing the intensity of the direct sun radiation and letting adequate useful daylight entering to the interior space. The 3D-SCF provides more useful daylight than the 2D-SCF (17.8%–24%). The results refer to multifunctional aspects of the three dimensional shape changes façade, as an advanced interactive daylighting system, which has a capability to control microclimate notable force (solar) in the facade ambient environment. Regarding the high performance of the 3D-SCF to meet comfort criteria, applying biomimicry approach might lead us to detect high performance, adjustable and unique alternatives for the interactive façade geometry as a future research.
Interactive kinetic façade: Improving visual comfort based on dynamic daylight and occupant's positions by 2D and 3D shape changes
Abstract Applying active occupant engagement into a responsive façade concept leads us to a transition from the façade regulatory function to the interactive phase. The Interactive facade has the capacity for hierarchically filtering daylight and real-time control, and preventing daylight discomfort. This research applied the combination of qualitative and quantitative methods for studying innovative daylight guide systems functions, relation with building forms and development of kinetic façade forms as advanced real-time daylight control. Literature referred to the responsive modular elements which can be adapted to dynamic daylight by continuously changing façade configurations. In particular, parametric decentralized façade's apertures interact with sun radiation based on relationship between external environment, interior space and occupant position as well. In this study, we develop a kinetic interactive façade with the capability to be transformed based on dynamic daylight and occupant position (functional scenario based) in order to meet visual comfort. Also, daylight parametric simulation investigates visual comfort performance provided by the kinetic façade forms through climate based daylight metrics. The simulation results prove high performance of the kinetic interactive facades for improving visual comfort regarding the base case. In particular, the three dimensional shape changes façade provides more visual comfort improvement than the two dimensional shape changes one regarding UDI, Exceed UDI and DGP metrics. Also, the results refer to multifunctional aspects of the three dimensional shape changes façade, as an advanced interactive daylighting system, which has a capability to control solar radiation in the facade ambient environment for preventing thermal discomfort.
Highlights Applying active occupant engagement into a responsive façade concept leads us to a transition from the façade regulatory function to the interactive phase, which provides an advanced daylighting control, which has the capacity for hierarchically filtering daylight and real-time control, preventing daylight discomfort. Kinetic prismatic modular elements diffuse daylight with a hierarchical and self-shading facade process configurations for decreasing the intensity of the direct sun radiation and letting adequate useful daylight entering to the interior space. The 3D-SCF provides more useful daylight than the 2D-SCF (17.8%–24%). The results refer to multifunctional aspects of the three dimensional shape changes façade, as an advanced interactive daylighting system, which has a capability to control microclimate notable force (solar) in the facade ambient environment. Regarding the high performance of the 3D-SCF to meet comfort criteria, applying biomimicry approach might lead us to detect high performance, adjustable and unique alternatives for the interactive façade geometry as a future research.
Interactive kinetic façade: Improving visual comfort based on dynamic daylight and occupant's positions by 2D and 3D shape changes
Hosseini, Seyed Morteza (author) / Mohammadi, Masi (author) / Guerra-Santin, Olivia (author)
Building and Environment ; 165
2019-09-04
Article (Journal)
Electronic Resource
English