Purchase Solution

Calculating Line Voltage at the Load

Not what you're looking for?

Ask Custom Question

Two balanced, in parallel connected, three-phase loads are fed by a three-phase line with an impedance of (2+j4) Ohm per phase. Calculate the line voltage at the load, given the phase voltage and per-phase current. Please see the attached file for the four possible options and the adequate notation of the formulas.

Attachments
Purchase this Solution
Solution Summary

The solution is determined by using the parameters of both voltage and current per-phase. By looking at the impedance for both loads, as well as the parameters given, the line voltage for each load is established.

Solution Preview

Source Voltage = Vs = 120 V
Source Current = Is = 5A at 0 degrees

Line Impedance = Zl = 2+j4 ...

Purchase this Solution
Free BrainMass Quizzes
Architectural History

This quiz is intended to test the basics of History of Architecture- foundation for all architectural courses.

Air Pollution Control - Environmental Science

Working principle of ESP

View More Free Quizzes
Related BrainMass Solutions

  • Current for Three-Phase Loads

    Parameters are given for each load, with the line energized at the sending end from a 60Hz, three-phase balanced voltage source with line to line voltage of 120*((3)^(1/2))*(V) rms.

  • Electrical Power Systems Problems

    The line constants are: A = D = 1 at 0 degrees B = 85 ohms At 70 degrees C = 950 x 10^4 siemens at 90 degrees Find the line and phase values of voltage and current at the sending end. 2.

  • Reactive Power Absorbed by a Line

    j45) Ohm per phase, and the second load is Y-connected with an impedance of (30 + j40) Ohm per phase. The line is energized at the sending end from a 60-Hz, three phase balanced voltage source with line-to-line voltage of 120(sqrt(3))V rms.

  • Electrical Energy Conversion: Synchronous Generator

    Determine: - the excitation voltage (magnitude and angle) - the open-circuit phase voltage - the voltage regulation - the no-load voltage if the field current is reduced to 60% of its value at rated load. a.

  • Thevenins Therom

    Here is an example: Use Thevenin's Theorem to simplify the following circuit. Step 1: Calculating the equivalent voltage VAB. Step 3: Calculating the equivalent resistance: Now we need to short the voltage source.

  • EMC Problems and solutions

    (a) Estimate the crosstalk voltage at the load of circuit B when the signal source of circuit A is V1 = 1 V at 1 GHz. (b) Plot the crosstalk voltage (at the load of circuit B) as a function of frequency.

  • Analysis of reflections on a transmission line

    RFL = V-/V+ ={ZL - Z0}/{ZL + Z0} (13) We can calculate the voltage reflection coefficient at the transmission line and load junction as given by (13), where ZL = 300 Ohms is the load impedance terminating the line, and

  • Calculating the power in the load of a thyristor circuit

    352728 Calculating the Power in the Load of a Thyristor Circuit For the given circuit, calculate the power in the load as a percentage of maximum power using the given formula, for a firing angle of 45 degrees.

  • Modeling of a high-voltage transmission

    (a) Given the parameter values in TABLE A and if the magnitude of the receiving-end line voltage VRL is measured as 154 kV when feeding a balanced load of 40 MVA at a power factor of 0.9, calculate the value of the sending-end phase voltage VSP and sending-end

View More Related Solutions