Fundamental electrical engineering concepts and theory
There are a lot of interesting two page type notes on various medium voltage topics – switchgear, circuit breakers, bus systems etc. It is on the Siemens...
Using laser optical pulses the random number generator utilizes the time between arrival of random photos to generate the numbers, ensuring true accuracy...
Electromechanical relays have been the traditional backbone of electrical protection systems. While over recent years these have been replaced by microprocessor...
Depending where in the world you work, you are likely following one of two standards International Electrotechnical Commission (IEC) National...
Most installations involve some form of lightning protection system which is connected to an earth electrode. The function of the earth electrode is to...
Some colleagues had an issue earlier in the week on sizing conduits to be cast in concrete for some power cables . It became clear that none of us had...
I was having a conversation the other day about voltage levels. While everyone was in agreement that low voltage was 1000 V and less, there was more confusion...
Within Europe the European Committee for Electrotechnical Standardization (CENELEC) has standardised the both the designation and colour of cables. ...
When selecting a cable, the performance of the cable under fault conditions is an important consideration. It is important that calculations be carried...
GE have put together a time-lapse video shown flight take-off and landings at some airports. An interesting view:
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