Electrical and related buildings technology
Using software in our work is essential for most of us and we are becoming even more dependant on it's use. While software is a great asset, many times...
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When selecting a generator, there are inherent limits on the active and reactive power which can be delivered. Generators are normally sized for a certain...
One of the fundamental requirements of an alternating current distribution systems it to have the ability to change the magnitude of voltages. It is more...
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Famed English chemist and physicist Michael Faraday was born on September 22, 1791, in Newington Butts, a suburb of Surrey just south of the London Bridge...
In three phase systems, the use of transformers with three windings (or legs) per side is common. These three windings are often connected in delta or...
The (relatively new) switchgear and control gear standard, IEC 61439 'Low-voltage switchgear and controlgear assemblies' has three methods which can be...
Variable frequency drives are widely used to control the speed of ac motors. This note looks at the mechanisms which enable drive units to control the...
I've recently come across this question a couple times browsing the internet. Decided to give a quick answer here. A rectifier transformer is a transformer...
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