IEC 62305 'Protection against lightning' requires a risk assessment be carried out to determine the characteristics of any lightning protection system...

If you are working on a large plan, get the real coordinates [latitude, longitude] for two or more points and add them to the drawing. That way you can...

GE have put together a time-lapse video shown flight take-off and landings at some airports. An interesting view:

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I was digging in my bookshelf and came across the 80th Anniversary Association of Mine Resident Engineers, Papers and Discussions Commemorative Edition...

If you want to check a circuit is dead (not live), you should always use the three point method. First check a known live circuit, then check the dead...

The calculation of current in a three phase system has been brought up on our site feedback and is a discussion I seem to get involved in every now and...

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...

The other day I came across an article in Technology Review on the development of a smart transformer. A professor at North Carolina State University is...

Often document control is dictated by project requirements, for example a particular organisation may have an existing numbering system. Existing company...