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IEEE TV has a part series of videos on wind power and it's implication. For a really good overview to the technologies and issues around wind power, these...

This article gives an introduction to IEEE 485 method for the selection and calculation of battery capacity.

ABB has produced a range of technical guides that offer concise explanations of the major technologies and technical issues in low voltage AC drives. ...

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...

Problems on achieving maximum voltage drop within an installation come up often. Depending where you live, local regulations will have different limits...

A quick post in connection with an email question: Live Tank - the circuit breaker the switching unit is located in an insulator bushing which is live...

Fault calculations are one of the most common types of calculation carried out during the design and analysis of electrical systems. These calculations...

Our question and answer system while letting you do exactly what it says, is much more.  It is a dynamic user driven system, where our users not only ask...

A recurring theme on our forums is cable sizing. Now many installations are unique and require special consideration. However, a lot of the time things...