How to Calculate Busbar Short Circuit Power for 132kV Line with 50MVA & 20MVA Transformers

258 1

Report a violation of the law

Reply | New topic

#1 21677595 05 Jul 2017 03:46

muhammad fayyaz khan muhammad fayyaz khan

Anonymous

Post #1
21677595 05 Jul 2017 03:46

Q1 - how should i calculate the busbar short circuit power ?? in our plant 132kv line connected with two transformer 50MVA stepdown with 33kv and 20MVA stepdown with 6kv.
ADVERTISEMENT
Questioning I²R as the busbar short-circuit model
#2 21677596 05 Jul 2017 20:24

Kevin Angelo Ma Kevin Angelo Ma

Anonymous

Questioning I²R as the busbar short-circuit model
Post #2 21677596 05 Jul 2017 20:24

Conventionally, the power dissipated in the bar is calculated with

http://latex.codecogs.com/gif.latex?P%20%3D%20I%5E%7B2%7DR

or

http://latex.codecogs.com/gif.latex?P%20%3D%20I%5E%7B2%7D%5Cfrac%7B%5Crho%20l%7D%7BA%7D

Now I believe that is not the case in the plant. I am no expert in this but I hope this would help,
* http://www.legrand.com/files/fck/File/pdf/Power_guide/EX29016.pdf
* http://www.engineering.schneider-electric.se/...nts/ed/guide/mv_design_guide_design_rules.pdf
Create an account, log in here. You will receive points by participating in discussions.
Join this discussion.

Install Elektroda application

Didn't find an answer? Ask Artificial Intelligence (AI)

*I agree to send the question to OpenAI, Google LLC - owners of language models in order to prepare the best response. The companies may monitor and log information entered into the form.

*I agree to publicly display my question and answer. The question and answer will be publicly available to everyone. The process may take a few minutes. Upon completion, you will be redirected to the page with the answer.

Wait...(2min)

Reply | New topic

Report a violation of the law

How to Calculate Busbar Short Circuit Power for 132kV Line with 50MVA & 20MVA Transformers

Didn't find an answer? Ask Artificial Intelligence (AI)