Question

A 70.7 (line voltage) three phase star connected source is connected to a balanced delta load...

A 70.7 (line voltage) three phase star connected source is connected to a balanced delta load having impedance of 14.14 + j14.14 ohms for each phase. Assuming abc sequence, find

a) Line currents

b) Total 3 phase power

Engineering   Electrical-Engineering   
0 0
Add a commentTranscribed image text
Next >

Homework Answers

Answer #1

0 0
Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Log In

Sign Up

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
A delta connected balanced load with impedance "20 - j15" is connected to a star connected...
A delta connected balanced load with impedance "20 - j15" is connected to a star connected generator in positive sequence with Van = "107.43 - j312". Calculate phase and line currents and voltages, also draw the configuration described with the voltage and current labels.
A balanced ?-connected load has an impedance of 60+ j45 ? per phase. The load is...
A balanced ?-connected load has an impedance of 60+ j45 ? per phase. The load is fed through a line having an impedance of 0.8+ j0.6 ? per line. The phase voltage at the terminals of the load is ???????? = 480 ?? . The sequence is positive. Use AB v as the reference at the load. The source is required to be calculated for either Wye or Delta connection. a) Draw the 3-phase system b) Draw the a-phase equivalent...
A balanced Y-connected 50Hz three-phase source has phase voltage ? ?=400V. Each phase of the load...
A balanced Y-connected 50Hz three-phase source has phase voltage ? ?=400V. Each phase of the load consists of a 0.1-farad capacitance series with a 50-Ω Find the line currents, and the line voltages. Assuming that the phase angle of ??? is 5.
A balanced positive-sequence, Y-connected generator has an impedance of 0.3+j0.6 Ω/Φ, the terminal RMS voltage of...
A balanced positive-sequence, Y-connected generator has an impedance of 0.3+j0.6 Ω/Φ, the terminal RMS voltage of the source is 380V. The generator feeds a balanced, three-phase, Δ-connected load having an impedance of 27 + j42 Ω/Φ. The impedance of the line connecting the generator to the load is 0.6+j1.2 Ω/Φ. 1. Calculate the three line currents. 2. Calculate the line voltages at the terminals of the load. 3. Calculate the phase load currents. 4. Calculate the line voltage at the...
The magnitude of the phase voltage of an ideal balanced three-phase Y-connected source is 110 V...
The magnitude of the phase voltage of an ideal balanced three-phase Y-connected source is 110 V . The source is connected to a balanced Y-connected load by a distribution line that has an impedance of 0.1+0.8i Ω/ϕ . The load impedance is 20.2+14.8i Ω/ϕ . The phase sequence of the source is acb. Use the a-phase voltage of the source as the reference. Part A: Specify the magnitude and phase angle of the line current IaA. Part B: Specify the...
Three star-connected coils are drawing line current of 30A from a three phase supply. Also, total...
Three star-connected coils are drawing line current of 30A from a three phase supply. Also, total apparent and active powers of 25kVA and 11 kW respectively are absorbed by the coils. By assuming that the each coil is characterized by equal impedance, determine: i. the line and phase voltages ii. the total reactive power (1 mark) iii. the impedance of each coil. c) If the coils in Q2(b) are suddenly reconfigured into delta connection, calculate the new line currents and...
The line current of a three-phase engine in delta configuration is 25 A, connected to a...
The line current of a three-phase engine in delta configuration is 25 A, connected to a supply network with a line voltage of 240 V and absorbing a power of 15 kW. The efficiency of the engine is 90%. Taking as a reference of line voltages V1= V∠0º, and a direct sequence, find: a) The phasors of the line voltages b) The phasors of the line and phase currents c) The reactive and apparent power d) The mechanical power (at...
A balanced wye-connected three-phase source has line-to-neutral voltages of 400 V rms. - Find the rms...
A balanced wye-connected three-phase source has line-to-neutral voltages of 400 V rms. - Find the rms line-to-line voltage magnitude. - If this source is applied to a wye-connected load composed of three 33 Ω resistances, find the rms line-current magnitude. - If this source is applied to a wye-connected load composed of three 33 Ω resistances, find the total power delivered.
Problem 3 The Y-Y system in Figure below has a balanced load and a line impedance...
Problem 3 The Y-Y system in Figure below has a balanced load and a line impedance Zline = 3 Ω + j 15 Ω. If the line voltage at the generator is 12 kV and the total power delivered to the load is 900 kW at 60 A, determine each of the following: a) The magnitude of each phase voltage of the generator. b) The magnitude of the line currents. c) The total power delivered by the source d) The...
A three phase balanced resistive load has a line voltage VL = 381.05 V and line...
A three phase balanced resistive load has a line voltage VL = 381.05 V and line current IL = 30 A. Calculate 1) the total power taken by the load 2) the power taken by each phase of the load.
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT