Lighting load is significant for residential, commercial or industrial building or spaces. Windows enlarging and providing light passage for reducing day time lighting load is the best technique for solar light harvesting, while this option is suitable for only walls exposed to solar light and controlling lighting is also difficult. To solve this problem light …
Light Tube – Smart alternative for Day light harvesting Read More »
When selecting lighting for any industrial or commercial application we generally compare lumen and make selection based on lumen requirement. Selecting lighting based on lumen is partially correct but not enough when we are comparing lighting from different source such as LED, High pressure sodium vapour, High pressure mercury vapour, Metal Halide, CFL or any …
Lumen is not just enough, S/P ratio – for lighting selection. Read More »
Luminance is important to carry work efficiently, recommended luminance for chemical industry is mentioned here for information. Sector Task and Activities L R H Petroleum Chemical and petrochemical works Exterior walkway, platforms , Stairs and ladders 30 50 100 Petroleum Chemical and petrochemical works Exterior pump and valve areas 50 100 150 Petroleum Chemical and …
Luminous performance of common light fittings are essential to estimate and optimize lighting load at home, office or industry. Lumen/ watt differs with the type of lamp used. Based on the quality of light and energy requirement right lighting selection will not only improve visibility but also reduce energy cost. Lumen is not only should …
