Historically, generator inspections require rotor removal (Figure 1). There’s a significant level of risk during this process due to possible generator damage during the disassembly, and it also ...

In a perfect world, electrical insulation would allow no current to flow through it. Unfortunately, several factors can — and will — result in the deterioration and ultimate failure of electrical ...

In a perfect world, all the electrical current sent along a conductive wire would reach its intended destination. However, in the real world some of it is lost along the way for various reasons. Wires ...

Testing insulation is an important way to qualify a new installation. Testing also protects and prolongs the life of electrical systems and motors. Over the years, electrical systems are exposed to ...

After a near 50 year lifespan, Barron Gorge’s hydro generator insulation systems needed to be rewound and upgraded. The Queensland, Australia based power station has been operating in a World Heritage ...