Photovoltaic (PV) cells (sometimes called solar cells) convert solar energy into electrical energy. Every year more and more PV systems are installed...
Steel ladders, trays and baskets form the backbone of cable containment systems. Often these items need some form of surface treatment to prevent corrosion...
In 2011, with the introduction of it’s Panda search ranking algorithms, Google introduced tools for determining the original author of posts. The intention...
A single phase system is perhaps the most common type of system most people are familiar with. This is what people have in their homes and what appliances...
This article gives an introduction to IEEE 485 method for the selection and calculation of battery capacity.
Battery powered cars are a hot topic and widely debated. The pros, cons, issues and time frames can be talked about endlessly. An article by the Telegraph...
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...
Over the past year or so I've been involved in on going discussions related to referring fault levels from the secondary of a transformer to the primary...
These lifts were first built in 1884 by J. E. Hall and called a paternoster ("Our Father", the first two words of the Lord's Prayer in Latin) due to its...
GE have put together a time-lapse video shown flight take-off and landings at some airports. An interesting view:
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