In a 3 phase Wye-Delta connection a.)What is the relationship between the line to line voltage at the source and the load? b.) What is the relationship between the Phase to Phase voltage at the load and source? c.) What is the relationship between the line Currents and phase currents

In a 3 phase Wye-Delta connection a.)What is the relationship between the line to line voltage at the source and the load? b.) What is the relationship between the Phase to Phase voltage at the load and source? c.) What is the relationship between the line Currents and phase currents

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

Chapter2: Fundamentals

Section: Chapter Questions

Problem 2.23P: A single-phase source has a terminal voltage V=1200volts and a currentI=1530, which leaves the...

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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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In a 3 phase Wye-Delta connection

a.)What is the relationship between the line to line voltage at the source and the load?

b.) What is the relationship between the Phase to Phase voltage at the load and source?

c.) What is the relationship between the line Currents and phase currents going into the load?

d.) What is the relationship between the power being dissipated as seen from the source compared to the load?

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Answer all 1.) In a three phase Delta-Wye connection a.) What is the relationship between the line to line voltage at the source and the load? b.) What is the relationship between the Phase to Phase voltage at the load and source? c.) What is the relationship between the line Currents and phase currents going into the load? d.) What is the relationship between the power being dissipated as seen from the source compared to the load?
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The circuit shows an unbalanced electrical installation powered by a positive sequence symmetrical three-phase network of 380 V compound voltage. The loads are single phase. Load 1 absorbs an active power of 950 W with f.d.p. 0.5 inductive. Load 2 absorbs an active power of 1,140 W with f.d.p. Unit. Load 3 absorbs from the network an active power of 760 W with f.d.p. 0.5 capacitive. Taking the network voltage URN as the phase reference, calculate: a) complex expressions of the line currents IR. Is. and IT
The circuit shows an unbalanced electrical installation powered by a positive sequence symmetrical three- phase network of 380 V compound voltage. The loads are single phase. Load 1 absorbs an active power of 950 W with f.d.p. 0.5 inductive. Load 2 absorbs an active power of 1,140 W with f.d.p. Unit. Load 3 absorbs from the network an active power of 760 W with f.d.p. 0.5 capacitive. Taking the network voltage URN as the phase reference, calculate: a) complex expressions of the line currents IR. Is. and IT RO- SO TO IR Is IT U₁-380 V CARGA 1 P₁ =950 W cos p1=0,5 ind. CARGA 2 P₂=1.140 W cos p₂=1 CARGA 3 P3=760 W cos p3=0,5 cap.
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