Based on findings in the literature it was suggested that modelling of mean radiant temperature (MRT) should be improved by considering the location in the room, accounting for both long-wave and short-wave radiation. Daylight metrics derived from CBDM now appear in building guidelines, and CBDM evaluations are becoming widespread in design practices since they have proven to be a powerful tool to extract a wealth of information on the daylighting annual performance of buildings. Paradoxically, the new found. Full thesis can be accessed here, under the Files. Research in daylight is therefore necessarily interdisciplinary, as it integrates physics, with the psychology of emotion, the bio-mechanics of perception, and the aesthetics of architectural design. Such designs generally encourage daylight to penetrate a building but in some cases the goal is to reduce its degree or intensity. These ‘conditions’, or a less than ideal site, which, for example, may, be heavily shaded by adjacent hilly terrain, tall, trees or other buildings and structures. The bistability was studied using 1) pupillary light reflex (PLR) as a tool, 2) developing a method for quantifying the effects of lens density for melanopsin-mediated photoreception, and 3) providing a quantitative mathematical framework for modeling bistable pigment systems and non-image forming (NIF) visual system. Designing with innovative, daylighting. Light and architecture 1. From the results in this study, a simple 4-step method was developed to evaluate facades in an urban context based on daylight simulations in which the densities of the urban building layout, external surface reflectances, and facade window areas were varied. people occupying windowless environments. lies with the architect” (Hopkinson, 1963:3). Both authors believe that architects generally, have aesthetics uppermost in their minds when, designing, and that the issue of daylighting, is not taken seriously; “... in every aspect of, environmental design we must recognise that, whatever we do affects the human being, the, surroundings, the spirit of places and the wider, world. And finally, the fourth part provides an analysis and evaluation of energy-conserving measures and their possible effects on human comfort. Relationship between cloud cover and light intensity. Two multi-spectral daylight rendering platforms are also compared for their visual, spectral and colorimetric representations of the equatorial light. The thesis is a result of an Industrial PhD work carried out in collaboration between Department of Architecture, Design & Media Technology and Department of Civil Engineering, Aalborg University, Investment and Holding Company VKR Holding A/S and roof window producer and Green Growth Thought Leader VELUX A/S. John Mardaljevic PhD Thesis is available at http://climate-based-daylighting.com/doku.php?id=resources:thesis, PERCEPTUAL EFFECTS OF DAYLIGHT PATTERNS IN ARCHITECTURE, Kynthia Chamilothori, École Polytechnique Fédérale de Lausanne, Nanet Mathiasen, The Royal Danish Academy of Fine Arts, Schools of Architecture, Design and Conservation, Denmark, Lars Brorson Fich, architect, MAA, PhD Department of Architecture, Design and Media Technology, Aalborg University, Denmark, HUMAN RESPONSIVE DAYLIGHTING IN OFFICES: A GAZE-DRIVEN APPROACH FOR DYNAMIC DISCOMFORT GLARE ASSESSMENT, Mandana Sarey Khanie, Ecole Polytechnique Fédérale de Lausanne (EPFL), Switzerland, POWERED BY NATURE - THE PSYCHOLOGICAL BENEFITS OF NATURAL VIEWS AND DAYLIGHT, Femke Beute, Human Technology Interaction, Eindhoven University of Technology, Netherland, Studies on user control in ambient intelligent systems, Bernt Meerbeek, Philips Lighting Research, The Netherlands, Priji Balakrishnan, Singapore University of Technology and Design, Design methodology and criteria for daylight and thermal comfort in nearly-zero energy office buildings in Nordic climate, Line Røseth Karlsen, Aalborg University, Denmark, Integrated thermal and lighting analysis of spaces with controled complex fenestration systems and artificial lighting during the design stage, Germán Molina, Pontificia Universidad Católica de Chile, Chile, DISCOMFORT GLARE PERCEPTION FROM DAYLIGHT: INFLUENCE OF THE SOCIO-ENVIRONMENTAL CONTEXT, by Clotilde Pierson, University of Louvain, Belgium, Light-driven model for identifying indicators of non-visual health potential in the built environment, María Lovísa Ámundadóttir, Laboratory of Integrated Performance in Design (LIPID), EPFL, Perceptual dynamics of daylight in architecture, Siobhan Rockcastle, Laboratory of Integrated Performance in Design (LIPID), EPFL, Michael G. Kent, the Department of Architecture and Built Environment, University of Nottingham, Daylighting designed through architecture. The collection of temporal variables and personal factors – thereby examining the scatter in glare responses across the independent variable (time of day) and isolating potential confounding variables – enabled to identify factors that could influence the subjective evaluation of glare sensation along the day. To frame the work, the “Model of Light Atmosphere” is created and improved throughout the study, first as an abstract model and then it is exposed for detailed study. Examples of measures for daylight supply are given in the literature (e.g. The meteorological studies document these characteristics through records of the frequency of clear blue sky and overcast sky, the character of the cloud cover and the sky luminance. Furthermore, there is a comprehensive interaction between the stress system and the immune system. Any living organism is faced with the challenge to keep its inner biochemical milieu stable within narrow bounds despite the relatively large fluctuations and physical threats that might occur in the outer environment. However, the theory that the artificial environment that is constituted by architecture can influences physiological reactions such as stress reactions through their design is strengthened. What subjects regard as a space may shift between the clearly defined physical space and the perceived space, which include light zones. To approach the problem area of the development of knowledge through design in a transdisciplinary environment, the three experiments and the supporting theories demonstrate that research from different traditions can be integrated with distinct criteria in the projects. The valence of the associations generated with natural as opposed to urban environments mediated the preference ratings for these environments. Discussion paper. over another should be evaluated against criteria in all of these areas. Incorporating non-visual effects into a building simulation workflow requires a good approximation of daylight spectra as it varies with sun position and sky type. The novel photopigment melanopsin in the human retina has been shown to express invertebrate-like bistable properties both in vitro and in vivo. The literature suggests two important challenges in current experimental methods in lighting research that might be contributing to the aforementioned knowledge gaps: the changing daylight conditions, which create an unstable variable, and the use of rating scales as the sole method of data collection. The second cycle explores the users’ preferences and trends of light atmosphere in four exploratory studies. CBDM made its appearance among other Building Performance Simulation disciplines relatively recently, marking a profound change from the previously established daylighting analyses, such as the Daylight Factor and Sun Path diagrams. The perceptive and constructive dimension of architectural lighting is here outlined, through a detailed excursus of daylight praxis among different occurrences and environments, based on chronological and geographical order, in order to critically explore some outstanding examples of architectural works, across historical treatises, through modern study cases, in which the issue of daylight integration in building envelope is fully achieved. Enclosure can, if related to visible spatial boundaries, facilitate reassurance and safety. In the case of the Kimbell Art Museum, however, and, in order to minimise this risk, Khan used perforated aluminium, Another building in which daylight plays a, architect, Frank Lloyd Wright, carried out some, bold experimentation with glass tubing to, create ‘skylights’ to the main open plan of. Journal of Architecture and Planning (Transactions of AIJ). The control strategy aims at avoiding visual discomfort for the user, while optimizing for daylight availability and improving user satisfaction. In response, this thesis investigated the research hypothesis that subjective glare sensation is associated with temporal variability. The research showed that the simple method can be expanded to include more complex aspects if the simplifications include the important parameters. 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