Afternoon, Session Block C7
16:00 Façade Integrated Day- and LED-Lighting Based on Micro-Optical Components
Chair: Jan de Boer, Fraunhofer Institute for Building Physics, Stuttgart, Germany
Architectural integration concepts
- Sunlight redirection and LED lightguides in façades
- Examples for offices, schools, shopping centers
- Design of luminaires with transparent LED light guides
Optical microstructures for daylight redirection and efficient LED-based planar light guides
- Daylight-redirection-systems (DRS) and LED-based planar-light-guides (PLG)
- Optimization of micro-optic based DRS and PLG systems by using ray tracing simulations
- Combination of DRS and LPG systems for room illumination
Production technology of façade integrated optical films and panels
- Production technology of the UV-Roll Nano Imprint
- Advantages of micro-structured functional surfaces
- Results of the high transparent light guides and light redirection films
Controlled light distribution by large-scale micro-structured plastic sheets
- Tool design and Jungbecker hot-embossing process
- Laminate technology and silicon casting
- Edgelit technology and its design options
A construction kit for façade integration and integrated use with electric lighting
- Solutions for integration of sunlight redirection in façades and roofs
- Solutions for integration of transparent LED lightguides in windows
- Sunlight redirection for different geographical latitudes
Lab measurements and field testing of integrated systems
- Assessment of photometric properties
- Relation between photometric properties and lighting conditions in indoor spaces
- Energy performance and user acceptance studies
17:30 End of the Conference