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Monthly Archive for: «November, 2010»

Wind Variability

One of the most critical features of wind generation is the variability of wind. Wind speeds vary with time of. Read more

Nov 30, 2010 | Edvard

wind_turbines_farm-big

Transformer Cooling Classes

There is no ‘ideal’ transformer // Since no transformer is truly an “ideal” transformer, each will incur a certain amount. Read more

Nov 28, 2010 | Edvard

Transformer Cooling Classes

Megger Tests

The insulation resistance meter test method for determining the condition of electrical insulation has been widely used for many years. Read more

Nov 26, 2010 | Edvard

Megger

Harmonic Distortion

Harmonic distortion is caused by nonlinear devices in the power system. A nonlinear device is one in which the current. Read more

Nov 23, 2010 | Edvard

harmonic_distortion
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