Answered: One line voltage of a balanced…

One line voltage of a balanced Y-connected source is VAB = 180-20° V. If the source is connected to a A-connected load of 20/40° 2, find the phase and line currents. Assume the abc sequence.

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 2.24MCQ: Consider a three-phase Y-connected source feeding a balanced- load. The phasor sum of the line...

See similar textbooks

Related questions

Q: If the secondary side of a dual-voltage single phase transformer, as per figure 1, were to be…

A: The secondary side of a dual-voltage single phase transformer, as per the figure given in the…

Q: *Using unit Step Function, Define X (*) (0)6 X 3 E

A: The given signal isWe need to express x(t) in unit step functions.

Q: Convert the octal number 714g to the decimal number.

A: Given: An octal number, 7148 , To do: We have to convert above given octal number in decimal number.…

Q: How many bits are required to numerically represent the temperatures between 0 ° C and 100 ° C with…

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.

Question

Please answer in typing format

One line voltage of a balanced Y-connected source is VAB =
180-20° V. If the source is connected to a A-connected load of
20/40° 2, find the phase and line currents. Assume the abc sequence.

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step 1: Given data

VIEW

Step 2: Determine phase current

VIEW

Step 3: Determine line current

VIEW

Solution

VIEW

Step by step

Solved in 4 steps with 4 images

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Analysis of Single Phase and Three Phase System

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, electrical-engineering and related others by exploring similar questions and additional content below.

Similar questions

Draw a 3-phase wye-connected generator with transmission lines connected to a 3-phase delta-connected load. Assume the lines connecting them have an inductance of j5 per phase. The generated voltages are 120 Vrms with phase 'a' having a phase angle of 0°. The loads are 10 Ohm resistors per phase. When drawing, make sure to label all 3 phases with voltage phasors, line inductances, and load resistances.
Two delta connected loads are connected in parallel and powered by a balanced Y-connectedsource. The smaller of two loads draws 10 kVA at a lagging power factor of 0.75 and the largerdraws 25 kVA at a leading power factor of 0.8. The line voltage is 400 V. Calculate a) The powerfactor at which the source is operating. b) The total power drawn by the two loads. c) The phasecurrent of each load.
Here X= 165 this is my roll no plzz solve urgent with detail...
1. A balanced three-phase Y-source with Vph "E" V rms drives a Y-connected three-phase load with phase impedance ZA = " F" Q, ZB = "G" N, and Zc= "H" N. Calculate the line currents and total complex power delivered to the load. Assume that the neutrals are connected. E=230 F= 90 G= 9+j5 H= j90
2. One phase voltage of a three-phase wye-connected load is Vbn=340VZ+20° . Ib la vab 340V@+20 Vbc Vca a. Calculate the line-to-line voltages Vab, Vbc, and Vca (including the phase) on the transmission lines. b. Show that KVL is true for the loop around this 3-phase load, a to b to c and back to a (or any other closed path).
1. Calculate the line currents for phase a, b and c.2. Calculate the line-to-neutral voltages at the load for phase a, b and c.3. Draw the phasor diagram of the source line-to-neutral voltages and line currents.
q1 B g6= 9 g7 = 8
Consider a three-wire Y-A circuit. The voltages of the Y-connected source are Va=208/32-30° V rms, Vb-208/32-150° V rms, and Vc-208/3290° V rms. The A-connected load is balanced. The impedance of each phase is Z=12230°. Determine the line currents.
The phase currents in a delta-connected three-phase load are as follows: between the red and yellow lines, 30 A at p.f. 0.707 leading; between the yellow and blue lines, 20 A at unity p.f.; between the blue and red lines, 25 A at p.f. 0.866 lagging. Calculate the line currents and draw the complete phasor diagram. ANS: 21.6 A in R, 49.6 A in Y, 43.5 A in B
A three-phase positive sequence Y-connected source supplies 14kVA with a power factor of 0.75 lagging to a parallel combination of a Y-connected load and a A-connected load. The Y- connected load uses 9kVA at a power factor of 0.6 lagging and has an a- phase current of 10/30° A. a) Find the complex power per phase of the A-connected load. b) Find the magnitude of the line voltage.
a) The phase currents in a delta - connected three-phase load are as follows: between the red and yellow lines, 60 A at p.f. 0.9 leading; between the yellow and blue lines, 40 A at 0.95 p.f lagging; between the blue and red lines, 50 A at p.f. 0.8 lagging. The supply voltage is 240 V. Draw a labeled diagram of the circuit and calculate the line currents. Note: Use VRY as the reference phasor. b) The two-wattmeter method is used to measure the total power drawn by the load in 1 (a) above. Wattmeter one has its current coil connected in the yellow line and its voltage coil connected between the yellow and red lines. Calculate: i. The power measured by each wattmeter. ii. The power factor of the load.
Star connected source with 3-phase balanced positive phase sequence feeds the delta connected system. The source phase voltage is given as Van=120∠80Vrms. If the line impedance is given as RL=0.2+j0.5 and the impedance of each phase of the balanced load is Z=6+j8 a) Find the amplitude of the current in the delta load? b) Find the amplitude of the voltage VA? c) Find the angle of voltage VA? d) Write the angle of the IAB current in degrees?