How do you think they do earthing or grounding in ships and
aeroplanes?
Answers were Sorted based on User's Feedback
Answer / 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 |
Answer / prabhu
kidly refer to this site... might be much useful.
Is This Answer Correct ? | 5 Yes | 2 No |
neutral is connected to the body of aircraft/ship.so body
is considered as earth for sensing earth fault
Is This Answer Correct ? | 14 Yes | 13 No |
Answer / bimal
ONboard ship they use insulated neutral system ie the neutral is not having a 4th cable thats grounds it.hence the distribution system is 3 phase 3 wire system instead of 3 ph 4 wire as in shore systems
Is This Answer Correct ? | 2 Yes | 2 No |
Answer / ganeshkutteshwaran
actually i dont know...kindly refer to wikipedia
Is This Answer Correct ? | 0 Yes | 5 No |
Answer / s.arunachalakumar
i think aeroplanes earthing provid by using air. Beacase
air can act as a conductor.ships earthed by using sea
water. beacase water is a conductor.
Is This Answer Correct ? | 5 Yes | 30 No |
Answer / kumar
I think there v r using DC only..so no need of dc..
Is This Answer Correct ? | 3 Yes | 29 No |
What is the difference between a verilog task and verilog function?
Write the analogous electrical elements in force current analogy for the elements of mechanical translational system.
how power factor improves by connecting syncronous motor
What is the use of doing meggering for a cable
why there is a high voltage line in multiplication of 11?i.e.- -66kv,11,kv,22kv
What is safety of Ht panel
What is skin effect?
Should power factor be low or high?
Transformers with dc supply
how circuit breaker work.. what is the operations taking place inside a circuit breaker when an overcurrent occurs... is it similar to fuse?
What magnetic circuit is formed in berry-type constructions and why?
we hav seen in electric engine of trains only 1 wired slidng conecctn is there frm ovrhead line,howevr to complete a ckt in dc postv n negtv two conection has to b there...so where is tht negative is been connectd or where it is grounded...?