Power systems theory - generation, transmissions and distribution
The new standard IEC 61439 replaces the old 60439. Compared to the old standard, the new 61439 is a more clearly defined and takes into account the assembly...
GE have put together a time-lapse video shown flight take-off and landings at some airports. An interesting view:
Problems on achieving maximum voltage drop within an installation come up often. Depending where you live, local regulations will have different limits...
Our cable sizing tool is one of the more popular tools on the site. The tool enables cables to be sized in compliance with BS 7671 (the IEE Wiring Regulations...
Capacitors are widely used in electrical engineering for functions such as energy storage, power factor correction, voltage compensation and many others...
Many questions sent in to the site are in connection with motor starting and in particular star-delta. For all but the simplest application, there is...
Three phase systems are derived from three separate windings, either connected in delta or star (wye). Each winding can be treated separately, leading...
Before the technical, some general information. E-ink display are found in a lot of e-readers, some mobile phones and similar devices and the intent is...
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I have been thinking recently that there appears to be less professional integrity around than when I first started my career in electrical engineering...
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