Various techniques exist to enable the correct selection of batteries for UPS applications.  The procedure described below is one of the more common. ...

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...

The 27 km, Euro 6 billion  Collider lies on the border between France and Switzerland, took nearly 30 years to complete.  Some of the lofty goals for the...

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...

Visitors who like to type web address rather then click menus may be interested in how our URL structure works.

For unbalance conditions the calculation of fault currents is more complex. One method of dealing with this is symmetrical components. Using symmetrical...

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...

Problems on achieving maximum voltage drop within an installation come up often. Depending where you live, local regulations will have different limits...

Two driverless and solar power vans have departed from Italy on their way to China via the silk road. During the 13,000 kM trip the vans will drive themselves...

Lead acid batteries are cost effect and reliable, making them suitable for many applications.This note examines topics of interest associated with the...