Calculate copper and core losses in transformer at condition

Assignment Help Electrical Engineering
Reference no: EM13268263

A 150-MVA 15/200-kV single-phase power transformer has a 0.018ohm resistance and a 0.075ohm reactance. The magnetizing impedance is j80 per unit.

a.) Find the equivalent circuit referred to the low-voltage side of this transformer.

b.) Calculate the voltage regulation of this transformer for a full-load current at power factor of 0.8 lagging.

c.) Calculate the copper and core losses in transformer at the conditions in (b).

d.) Calculate efficiency.

Reference no: EM13268263

Questions Cloud

State formulas for the ionic compounds : Enter formulas for these ionic compounds. copper(I) bromide copper(II) bromide iron(III) bromide lead(IV) bromide copper(I) oxide copper(II) oxide iron(III) oxide lead(IV) oxide
What is the probability that it was manufactured in austin : A microcontroller manufacturer, Agduino, offers a single product which is produced at two different plants. The first plant located in college station produces 2/3 of the microcontrollers. The remaining microcontrollers come from Austin.
Explain what is the chemical formula for the compound : What is the chemical formula for the compound formed between calcium and chlorine. What is the chemical formula for the compound formed between calcium and oxygen
Discuss how we use the control panel : What are at least three configuration planning considerations that must take place to ensure proper deployment of Antivirus, Firewall, and IDS/IPS devices on a small network?
Calculate copper and core losses in transformer at condition : A 150-MVA 15/200-kV single-phase power transformer has a 0.018ohm resistance and a 0.075ohm reactance. The magnetizing impedance is j80 per unit. a.) Find the equivalent circuit referred to the low-voltage side of this transformer.
Explain how to make a solution of hydrogen peroxide : How do you figure out how to make a solution of 50mL of 3.6M hydrogen peroxide (H2O2) from 30% hydrogen peroxide
Find the focal length of a correctly prescribed contact lens : An eye has trouble seeing an object closer than 60 cm but needs to see objects at 25 cm from it. find the focal length of a correctly prescribed contact lens
What is the incremental free cash flow for year one : The new machine will be depreciated using the simplified straight-line method over its 5 year useful life, resulting in expected to increase by $10000 at the inception of the project, but this amount will be recaptured at the end of year five. Wha..
Design a minimum two-level nor-gate network to realize : Given the function F(a,b,c,d)=a'b+ad'+ab' a) Design a minimum two-level NOR-gate network to realize the above function. b) Design a minimum three-level NOR-gate network to realize the above function.

Reviews

Write a Review

Electrical Engineering Questions & Answers

  Calculate the starting torque of the motor

A dc series motor has a armature current of 10A at full load. The motor terminal voltage is 300V. The armature and field resistances are 2 ohm and 3 ohm respecitively. The motor speed at full load is 250 rpm. Calculate the starting torque of the m..

  Define power systems theory definitions and formulas

Power Systems Theory Definitions and Formulas, Define, (a) The fault level of a system or unit in a system, (b) base MVA

  A certain mixer is producing frequencies

A certain mixer is producing the following frequencies: 900 kHz, 700 kHz, 500 kHz, and 200 kHz. What are the two most likely input frequencies?

  What is the mod number required for a counter

The common crystal used in older color teleisions outputs a 3.58002 MHz signal. What is the MOD number required for a counter to reduce this to a 60Hz output

  What is the direction of the friction force on the upper box

You are lowering two boxes, one on top of the other, down the ramp shown in the figure by pulling on a rope parallel to the surface of the ramp. Both boxes move together at a constant speed of 16cm/s.

  Why is pulse shaping filtering indispensable in wireless

Why is pulse shaping filtering indispensable in wireless communications applications. Give three reasons why pulse shaping filters are used and in what points of the communications link they may be deployed.

  Determine the total power dissipated for the three phases

Three identical impedances of (12+j15)ohms are connected in wye to a 550V balanced three phase source. Determine, (a)the magnitude of the line currents. (b) the total power dissipated for the three phases. (c)the total reactive power. (d)the power..

  Define a design of a series controller

Design a series controller (a PD, PI or PID) so that the following performance specifications are satisfied. Steady-state error due to a step input = 0

  Find the attendant attenuation in db

An Electromagnetic wave at 120 MHz travels through a lossy di-electric medium. At this frequency, the depth of penetration is 4 m, if the wave travels 10 m, find the attendant attenuation in dB.

  Compute the diameter in centimeters of a steel rod

compute the diameter in centimeters of a steel rod, an aluminum rod, and a copper rod, which can withstand a particular compression load.

  What is the capacitance of the capacitor in microfarads

An 80 kHz sinusoidal voltage has zero phase angle and a maximum amplitude of 25 mV. When this voltage is applied across the terminals of a capacitor, the steady-state current has a maximun ampliture of 628.32 uA

  Design a plc program and prepare a typical i/o connection

Each start/stop station contains one NO start pushbutton and one NC stop pushbutton.

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd