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Monthly Archive for: «October, 2015»

Protection of A.C. Electrified Railways

Many regional, urban and high-speed inter-urban rail networks worldwide are electrified, to provide the motive power for trains (Figure 1). The electrification system serves as the contact interface for current… Read more

Oct 30, 2015 | Energy and Power

Protection of A.C. Electrified Railways

8 Schemes To Supply MV Switchboard

Medium voltage networks are made up of switchboards and the connections feeding them. Let’s take a look at the eight different supply modes of these medium voltage switchboards. We’ll start with the… Read more

Oct 23, 2015 | Energy and Power

8 Schemes To Supply MV Switchboard

Phases and wires in distribution of AC power

AC power transmission is always at high voltage and mostly by 3-phase system. The use of single-phase system is limited to single-phase electric railways. Single-phase power transmission is used only… Read more

Oct 19, 2015 | Energy and Power

Phases and wires in distribution of AC power

4 Things Soil Resistivity Depends On

Though the ground itself being a very large body can act as an infinite sink for currents flowing into it and can be considered to be having very low resistance to current… Read more

Oct 17, 2015 | Energy and Power

4 Things Soil Resistivity Depends On
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