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Links 1 through 10 of 884 Edvard Csanyi's Bookmarks

We begin the service utilizing the Ultrasonic Pro device. We are listening for noise generated by arcing, tracking and corona.

This provides safety risk alert for the technician as well as identifying the anomalies.

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Power substation DC system consists of battery charger and battery. This is to verify the condition of battery and battery charger and commissioning of them.

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Most environmental stress is caused by weather and by the surrounding environment, such as industry, sea, or dust in rural areas. The environmental stresses affect both mechanical and electrical performance of the line.

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Differential protection is a unit-type protection for a specified zone or piece of equipment. It is based on the fact that it is only in the case of faults internal to the zone that the differential current (difference between input and output currents) will be high.

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The emissions and cost savings achieved by switching off lights is substantial. Use the spreadsheet to calculate the savings when lighting is turned off.

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There are three different types of Adjustable Speed Drives (ASDs) on the market that primarily differ in the type of rectification they use to convert AC to DC and back to AC.

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This spreadsheet calculates the most common and basic electrical engineering formulas. These are: Single and three-phase power in kVA, Single and three-phase current in Amps, Dissipated power in Watts...

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Measurement is made to check transformer windings and terminal connections and also both to use as reference for future measurements and to calculate the load loss values at reference (e.g. 75ºC) temperature.

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Ultimately the winds are driven almost entirely by the sun’s energy, causing differential surface heating.

The heating is most intense on land masses closer to the equator, and obviously the greatest heating occurs in the daytime, which means that the region of greatest heating moves around the earth’s surface as it spins on its axis.

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