what type of earthing is done on hilly rocks.

Question Posted / naveen

4 Answers
19737 Views
I also Faced
E-Mail Answers

Answers were Sorted based on User's Feedback

what type of earthing is done on hilly rocks...

Answer / pappu meena

Jel earthing should be done in rock/hill areas.

Is This Answer Correct ?

10 Yes

3 No

what type of earthing is done on hilly rocks...

Answer / munish sharma

In Rocky Area the soil resistivity comes out to be very
high.The overall grounging structure is based on following
criteria
1.Area Of the Switchyard
2.Surface Layer Resistivity
3.Soil Structure
4.Safety PArameters
5.Fault Current Distribution
There Are Certain Techniques in case of HIgh Soil
Resistivity as
1.Deep Groung well Earthing
2.If area is limited of the Switchyard,use Remote grid
along with main grid buried in low resistivity material
3. Soil Treatment
4. Use Grounging rods to take effect of deeoer low
resistivity layers

Is This Answer Correct ?

6 Yes

2 No

what type of earthing is done on hilly rocks...

Answer / amit

Strip type earthing is best in Rocky soil earth

Is This Answer Correct ?

2 Yes

1 No

what type of earthing is done on hilly rocks...

Answer / leturtle

Totally depends on your application. Is the ground 'solid'
rock or fragmented mixed in with other material?

What kind of rock? Limestone, granite, mudstone, sandstone?

Depending on the type of rock will determine what solution
will best fit.

Is there any top soil on the surface?

Is This Answer Correct ?

5 Yes

6 No

Post New Answer

More Electrical Engineering Interview Questions

How will you calaculate the Ct ratio based on connected load 500KVA,and 11KV supply ?

3 Answers

what is meant by CT`s saturation ? Can we use Metering CT`s with Protetection CT`s ?

0 Answers

does frequency affects the load? if yes elaborate it.

1 Answers

At which time Synchronous generator act as a Synchronous Condenser?