How do you think they do earthing or grounding in ships and
aeroplanes?
Answer Posted / piero
most of cruise ships use NGR (Neutral Grounding Resistor)
connected from the star point of the generators to the hull
of the ship, so the ship is a giant grounding electrode
Is This Answer Correct ? | 9 Yes | 4 No |
Post New Answer View All Answers
how is calculated the quantity of weight in hot test xlpe?
WHAT IS SUBSTATION & ACCORDING TO VOLTAGE HT,EHT SUBSTATION EXPLAIN IT
Its possible to use 3core 2R of 240 sq.mm cable for 3phases & separely 50sq.mm 3core cable fully for Neutral for connection of PCC to MCC 3ph..4wire system?
for a 400kv t/m line with 10 ampere current will corona occur?
what is meant by CT`s saturation ? Can we use Metering CT`s with Protetection CT`s ?
What is the tests required for a 132 kV, 400 kV , 765 kV for a Circuit Breaker and Power Transformer before commissioning ?
State thevenin’s theorem?
how external lighting design? please give examples?
please send me privious exam's queation papers of section engineer(electrical).
how to calculate micom relay earth falt time and current sertting
what is the need to express current and voltage in rms value? rms value is also called as effective value,what is effective value?
what is per unit calculation?looking for simple and strong explanation thk u
How many double suspension hardware fittings are required on a double circuit transmission tower?
Explain the process of commutation in a dc machine.
how test transfomer(3 phase75kva) by megger