Electrical and related buildings technology
The following tables provide quick order of magnitude fault levels for a a range of typical low voltage situations.
A lot of our members work in countries where PPE (personal protective equipment) is regulated or they work for companies/organizations which take employee...
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...
Photovoltaic (PV) cells (sometimes called solar cells) convert solar energy into electrical energy. Every year more and more PV systems are installed...
If two dissimilar metals are touching and an external conducting path exists, corrosion of one the metals can take place. Moisture or other materials...
Power cables can basically be classified into earthed and unearthed cables, where earthed and unearthed refer to the application for which the cable is...
When selecting a cable, the performance of the cable under fault conditions is an important consideration. It is important that calculations be carried...
I have been thinking recently that there appears to be less professional integrity around than when I first started my career in electrical engineering...
This article gives an introduction to IEEE 485 method for the selection and calculation of battery capacity.
A load flow study is the analysis of an electrical network carried out by an electrical engineer. The purpose is to understand how power flows around...
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