Turbine producing current - Ohmic heating

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SUMMARY

The discussion focuses on a turbine generating electrical current at 12kV, which is then transformed to 138kV to mitigate Ohmic heating during power line transmission. The relevant equation for this transformation is the turns ratio formula, expressed as Np/Ns = Vp/Vs, where Np and Ns represent the number of turns in the primary and secondary coils, respectively. The primary goal is to determine the turns ratio of the transformer to achieve the desired voltage increase.

PREREQUISITES
  • Understanding of electrical engineering principles, specifically transformer operation.
  • Familiarity with voltage transformation concepts.
  • Knowledge of Ohmic heating and its implications in electrical systems.
  • Proficiency in using the turns ratio formula for transformers.
NEXT STEPS
  • Calculate the turns ratio for the transformer using the formula Np/Ns = Vp/Vs.
  • Research the effects of Ohmic heating on power transmission efficiency.
  • Explore different types of transformers and their applications in high-voltage systems.
  • Study voltage regulation techniques in power line transmission.
USEFUL FOR

Electrical engineers, power system designers, and students studying transformer theory and power transmission efficiency.

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Homework Statement


The turbine produces current that is at 12kV. To lessen the problem of Ohmic heating, a transformer steps up the voltage to 138kV for power line tranmission.


Homework Equations



Np/Ns=Vp/Vs

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Are you supposed to find the turns ratio of the transformer?
 

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