Results 1 to 10 of about 102 (92)

Simulation and Analysis of Floodlighting Based on 3D Computer Graphics

open access: yesEnergies, 2021
The paper presents the opportunities to apply computer graphics in an object floodlighting design process and in an analysis of object illumination. The course of object floodlighting design has been defined based on a virtual three-dimensional geometric
Rafał Krupiński
exaly   +3 more sources

Selected Issues on Material Properties of Objects in Computer Simulations of Floodlighting

open access: yesEnergies, 2021
This paper addresses issues with computer simulation involved in designing illumination for architectural structures. In particular, the reflectance and transmittance of materials were studied with respect to their influence on luminance values, thus ...
Rafał Krupiński   +2 more
exaly   +3 more sources

A Smart Floodlighting Design System Based on Raster Images

open access: yesEnergies, 2023
This article describes a system for designing floodlighting of objects using computer graphics. Contrary to the currently used visualisation tools, the developed computer application is based on the daytime photography of the object and not on its three ...
Rafał Krupiński   +2 more
exaly   +3 more sources

Improving the quantitative features of architectural lighting at the design stage using the modified design algorithm

open access: yesEnergy Reports, 2022
Although there are some quantitative requirements, architectural lighting designs (floodlighting) as the only field of outdoor lighting have no dedicated design standards.
Krzysztof Skarżyński, Wojciech Żagan
doaj   +1 more source

Strategies influencing energy efficiency of lighting solutions [PDF]

open access: yesBulletin of the Polish Academy of Sciences: Technical Sciences, 2020
Lighting technologies developed significantly in the last decade. New LED light sources, dedicated luminaires and improved lighting control techniques gave rise to new possibilities in improving energy efficiency of lighting solutions.
P. Pracki   +6 more
doaj   +1 more source

Arrangement of LEDs and Their Impact on Thermal Operating Conditions in High-Power Luminaires

open access: yesEnergies, 2022
Solid-state light sources are currently the fastest-growing group of light sources, replacing the previously used discharge and incandescent light sources.
Antoni Różowicz   +4 more
doaj   +1 more source

Temporal Changes of Bordering Practices in the Indo-Bangladesh Border

open access: yesЖурнал Фронтирных Исследований, 2022
India shares the longest border with Bangladesh. The Indo-Bangladesh border came into existence after India’s partition in 1947 which was finally called the Indo-Bangladesh border after 1971.
Sumana Das, Md. Anisujjaman
doaj   +1 more source

LED Luminaires: Many Chips—Many Photometric and Lighting Simulation Issues to Solve

open access: yesEnergies, 2021
Currently, built LED luminaires are usually multi-source. This causes a large number of photometric and simulation problems connected with computer lighting visualization.
Krzysztof Skarżyński   +2 more
doaj   +1 more source

Impact of Street Lighting Level on Floodlights

open access: yesEnergies, 2023
The article presents selected results of research related to the use of outdoor lighting, mainly street lighting, in the design of facility illumination.
Henryk Wachta   +2 more
doaj   +1 more source

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