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Archive: Category «Lighting»

Lighting

How to Dim LED Lighting in the Home?

LED lighting in the home is becoming more popular due to the energy and money saving benefits it offers over traditional halogen lighting. One of the most common problems that… Read more

Nov 08, 2012 | By Joe Watts

How to Dim LED Lighting in the Home
Lighting

Difference Between Diffuse and Directed Light

Having dealt with light quantity, conside-ration must be given to the quality of light, the difference between diffuse light and directed light being one of the most important aspects. We… Read more

Oct 13, 2012 | By Edvard

Difference Between Diffuse and Directed Light
Energy Efficiency

Electric Power Quality and Lighting (part 2)

Continued from first part: Electric Power Quality and Lighting (part 1) Power factor is a measure of how effectively a device converts input current and voltage into useful electric power…. Read more

May 29, 2012 | By Sufi Shah Hamid Jalali

Electric Power Quality and Lighting
Energy Efficiency

Electric Power Quality and Lighting (part 1)

Concerns about the effects of lighting products on power distribution systems have focused attention on power quality. Poor power quality can waste energy and the capacity of an electrical system;… Read more

May 26, 2012 | By Sufi Shah Hamid Jalali

Electric Power Quality and Lighting
Lighting

Light Emission Depreciation

Illuminance provided initially by a lighting installation will decrease in a gradual way during its use due to a reduction in lamp lumens, to lamps which burn down, and to… Read more

Apr 24, 2012 | By Edvard

Dirty surface of the fluoroscent lamp
Lighting

Architectural Luminaires – Unusual Visual Effects

Architectural luminaires are custom-designed and built fixtures that offer features not available in commercial luminaires. They can be built to fit specific locations or perform desired functions as well as… Read more

Mar 31, 2012 | By Edvard

Architectural luminaires used for interior lighting design
Electronics

Under the Hood of Light Detector

Detectors of electromagnetic radiation in the spectral range from ultraviolet to far infrared are called light detectors. From the standpoint of a sensor designer, absorption of photons by a sensing… Read more

Feb 24, 2012 | By Edvard

Light Detectors - Introduction And Purpose
Lighting

Luminous Measurement Graphic Representation

The collection of luminous intensity emitted by a source of light in all directions is known asluminous distribution. The sources of light used in practice have a more or less… Read more

Jan 16, 2012 | By Edvard

Goniophotometer
Energy Efficiency

Potential Energy Savings In Utility Buildings Using EIB

Flexibility, utilisation value and energy saving are the three main requirements for utility buildings (administration, office and public buildings, schools, hospitals, etc.). Apart from recouping investment costs, so-called life-cycle costs… Read more

Jan 11, 2012 | By Edvard

ABB - Intelligent building control and energy savings with i-bus ® KNX
Lighting

The Physics of Light

Man has always been fascinated by light and has constantly striven to unravel its mysteries. History has produced various theories that today strike us as comical but were seriously propounded… Read more

Dec 11, 2011 | By Edvard

A prism makes the colour spectrum of light visible
Lighting

Illuminance recommendations

Recommended minimum illuminances (E) for typical interior lighting tasks. The illuminances are aimed at a lighting level appropriate to the specific visual tasks to be performed in the space or… Read more

Sep 10, 2011 | By Edvard

Office lighting design
Lighting

Technical analysis of LED light

A Light Emitting Diode (LED) is a semiconductor device which converts electricity into light. Each diode is about 1/4 inch in diameter and uses about ten milliamps to operate at… Read more

Jun 24, 2011 | By Edvard

Technical analysis of LED light
Energy Efficiency

How to achieve energy-efficient lighting?

Technological development has focused primarily on such things as the fluorescent lamp and the ballast and has chiefly been geared to boosting their luminous efficacy. The chart “Milestones to energy… Read more

Jun 13, 2011 | By Edvard

How to achieve energy efficent lighting?


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