3. An overhead 3-phase transmission line delivers 5000 kW at 22 kV at 0•8 p.f. lagging. The resistance andreactance of each conductor is 4 N and 6 N respectively. Determine:(i) sending end voltage (ii) percentage regulation (iii) transmission efficiency.

Sending end voltage =receiving end voltage+ Drop. regulation=Sending end voltage-receiving end…

3. An overhead 3-phase transmission line delivers 5000 kW at 22 kV at 0•8 p.f. lagging. The resistance and reactance of each conductor is 42 and 6 2 respectively. Determine: (i) sending end voltage (ii) percentage regulation (iii) transmission efficiency.

3. An overhead 3-phase transmission line delivers 5000 kW at 22 kV at 0•8 p.f. lagging. The resistance and reactance of each conductor is 42 and 6 2 respectively. Determine: (i) sending end voltage (ii) percentage regulation (iii) transmission efficiency.

Power System Analysis and Design (MindTap Course List)

6th Edition

ISBN:9781305632134

Author:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma

Publisher:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma

Chapter3: Power Transformers

Section: Chapter Questions

Problem 3.29P: Consider three ideal single-phase transformers (with a voltage gain of ) put together as ...

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Concept explainers

Single Phase AC Circuit

Alternating Current (AC) is a type of electric power in which the electric current changes, both in magnitude and direction, at regular intervals. This AC Circuits can deliver power in either a Single Phase system or a Three Phase system.

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3. An overhead 3-phase transmission line delivers 5000 kW at 22 kV at 0•8 p.f. lagging. The resistance and
reactance of each conductor is 4 N and 6 N respectively. Determine:
(i) sending end voltage (ii) percentage regulation (iii) transmission efficiency.

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