IMPLEMENT AN EXTENSION CORD POWER SOCKET WITH EMERGENCY LIGHTING AND VOICE CONTROL LIGHTING FUNCTIONS

Emergency Lighting Systems and Battery Powered Fluorescent Lighting

Emergency l ight ing systems are frequently employed as a required safety feature within business premises. These systems comprise essentially of a control circuit, a battery pack, a trickle charging circuit, and either an in-built incandescent lamp, or an inverter that will allow the battery supply to drive the existing fluorescent tubes. It is the latter version, and the requisite DC-AC inver...

Lighting programme and iranian schools lighting requirements

It is accepted that the visual comfort in schools depends on the quality of the whole visual environment. This leads to the concern upon the quality and quantity of lighting. Currently in Iran, in order to calculate energy transfer for public buildings a coefficient is usually used. This coefficient considers the rate of sunlight energy absorption in these kinds of buildings. To increase the ...

Illuminance requirements for emergency lighting

Pico Power – Lighting Lives with Leds

In the past 5 years, high brightness LEDs have begun to penetrate the lighting market. High brightness LEDs are attractive due to their high efficiency, very low power consumption and very long lifespans. This paper describes experiences in using white LEDs for lighting rural households in developing countries. The Light Up The World Foundation (LUTW) is an aid organization that has formed part...

Electric Lighting and Day lighting in Schools

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