Monthly Archive for: «March, 2012»

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 provide unusual… Read more

Mar 31, 2012 | Edvard

Architectural luminaires used for interior lighting design

Substation Main Functions and Classification

An electrical substation is an assemblage of electrical components including busbars, switchgear, power transformers, auxiliaries etc. These components are connected in a definite sequence such that a ckt. can be switched off… Read more

Mar 29, 2012 | Edvard

1Alstom - 45kV Gas-insulated switchgear GIS (F35)

Capacitor Banks In Power System (part four)

Continued from technical article: Capacitor Banks In Power System (part three) Let us consider that there is a captive diesel generator the rating of which is specified as 1000kVA and PF 0.85…. Read more

Mar 27, 2012 | Asif Eqbal

Alternator capability curve

Inspection of electrical installations in home (1)

Europe has an ageing housing stock. There are many homes with outdated wiring. This wiring is deteriorating, has been inappropriately amended, or is insufficient for the electrical loads of today’s typical household…. Read more

Mar 24, 2012 | Edvard

Electrical installations in home

Smart Grid Concept and Characteristics

A smart grid is an electricity network that uses digital and other advanced technologies to monitor and manage the transport of electricity from all generation sources to meet the varying electricity demands… Read more

Mar 21, 2012 | Edvard

Smart Grid

How HV transmission lines affects humans and plants?

By increasing population of the world, towns are expanding, many buildings construct near high voltage overhead power transmission lines. The increase of power demand has increased the need for transmitting huge amount… Read more

Mar 20, 2012 | jiguparmar

How HV transmission lines affects humans and plants?

Few more words about energy stored in batteries

Continued from technical article: Different types of battery used for auxiliary power supply in substations and power plants The ampere hour ratings of a battery indicate the rate at which the battery… Read more

Mar 19, 2012 | Asif Eqbal

High-efficiency lead acid batteries

Copper or aluminium? Which one to use and when?

Apart from their electrical conductivity, the other technologically important properties of copper and aluminium differ so significantly (density is an obvious example) that their areas of application are and have always been… Read more

Mar 16, 2012 | Edvard

System with two copper bus bars
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