solve 28 27. Transformer utilization factor is ameasure of the merit of a rectifiercircuit. It is the ratio of *AC input power to the transformervolt - amp rating required bysecondaryAC input power to the transformervolt - amp rating required by primaryDC output power to the transformervolt - amp rating required bysecondaryDC output power to the transformervolt - amp rating required by primary28. Ripple factor is the ratio of *Rms value of the ac component ofload voltage to the dc voltageAverage value of the ac componentof load voltage to the peak value ofvoltageAverage value of the dc componentof load voltage to the ac voltagePeak value of the dc component ofload voltage to the ac voltage

Answered: Image /qna-images/answer/505800e3-cd9b-442d-98af-d4dd10f89033.jpg

Answered: 27. Transformer utilization factor is a…

Engineering

Electrical Engineering

27. Transformer utilization factor is a measure of the merit of a rectifier circuit. It is the ratio of *

Introductory Circuit Analysis (13th Edition)

13th Edition

ISBN:9780133923605

Author:Robert L. Boylestad

Publisher:Robert L. Boylestad

Chapter1: Introduction

Section: Chapter Questions

Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...

See similar textbooks

Related questions

Q: A single phase full-wave controlled rectifier using center-tap transformer is fed from a 230 V, 50…

A: We are authorized to answer three subparts at a time, since you have not mentioned which part you…

Q: Derive emf equation for an ideal transformer

A: We will use faraday law to derive EMF equation of ideal transformer.

Q: Explain construction and working of Linear Variable Transformer

A: Displacement is a vector quantity representing a change in position of a body point with respect to…

Q: Briefly describe the major difference between HEC and CLP regarding the connection from the…

A: The power system has to transmit power from the generation side to the load side. For this purpose,…

Q: 6. The input voltage to the single-phase to single-phase cycloconverter is 120V(rms), 60Hz.The load…

A: Since you have posted a question with multiple sub-parts, we will solve the first three sub-parts…

Q: (a) Write the four reasons for the voltage drop in a system. (b) Discuss about the tap changing…

A: Since there are multiple questions uploaded within the same question, thus solving the first…

Q: Write the specification of transformer and voltage regulator

A: Transformer: At constant frequency, The device that converts electrical energy from one ac circuit…

Q: 2. What is unique about the High Voltage Test Transformer?

Q: TTR 300 , What is the method of connecting the device to the transformer ?

Q: 2) With the help of illustration given below, evaluate with a discussion the points mentioned in the…

Q: The open circuit test in a 100 kVA, 2000/200 V, 50 Hz, single phase transformer gives 200 V, 90 A, 5…

Q: A step-down delta-star transformer, with per-phase turns ration of 5, is fed from a 3-phase, 1100 V,…

A: The solution can be achieved as follows.

Q: what are the advantages and disadvantages of single phase dry-type power transformer when used with…

A: Single-phase dry-type power transformer: Dry-type transformer never uses insulating liquid (which is…

Q: What are the advantages of the star/star connected transformer? And why it is preferred by many…

A: advantages of the star/star connected transformer?

Q: Draw the on-load phasor diagram of the transformer and mention the parameters.

Q: (a) Sketch a basic transformer structure. Identify and labelled the core, primary winding and…

Q: Q2: Draw the circuit diagram, write down the governing equations, and draw the phasor diagram with…

A: Equivalent circuit diagram. Let the turn ratio is a,

Q: With neat diagram explain auto transformer and write any two advantages

A: The autotransformer is the device that has only one winding that works both as the primary and the…

Q: During short-circuit test of a transformer, the core loss of a transformer is negligible. Select…

A: In this answer we will discuss whether the core loss of a transformer is less / not when conducting…

Q: Describe the functions of the transformer, capacitors and voltage regulator in power supply circuit.

A: In this question we need to describe the functions of the transformer, capacitors and voltage…

Q: Q25/ (a) With neat diagram explain auto transformer and write any two advantages

Q: With the aid of graph, briefly explain the relationship between efficiency and output power of a…

A: According to our policy, we are authorized to answer one question at a time, since you have not…

Q: 1-which side is short cct.in short cct. test ? why? 2- Draw the exact equivalent circuit of the…

A: Answer(1) A short circuit test is conducted to find out variable losses in the transformer. So, to…

Q: 9. While conducting short short circuit test in a transformer, which side is short circuited?

A: We are authorized to answer one question at a time, since you have not mentioned which question you…

Q: calculate the transformer ratio,

A: Transformer- A device that transfers the electrical energy between two electrical circuits which are…

Q: )A. Draw approximate transformer model into all quantities of a secondary referred to primary.…

A: Transformer model Equivalent transformer circuit diagram:- Secondary referred to primary side

Q: Calculate voltage ratio and turn ratio of a 3-phase transformer with data: VIN=6kV, V2N=400V, Dy,

A: We are authorized to answer one question at a time, since you have not mentioned which question you…

Q: A. WHICH OF THE FOLLOWING TYPE OF TRANSFORMER IS REQUIRED TO CREATE A 180 DEGREE PHASE DIFFERENCE…

A: A transformer is an electrical energy transfer device that either steps up or down the voltage from…

Q: 2. What measures are taken for cooling of the transformer? How can you overcome the effect of…

A: No transformer is genuinely an 'ideal transformer' and thus each will cause a few misfortunes, the…

Q: (a) With the aids of sketch and electrical circuit diagram, briefly describe the two types of…

A: The two types of transformers are, Shell type transformer Core type transformer Shell type…

Q: With necessary diagram explain the working of auto transformer and write any two disadvantages.

A: Autotransformer: It is a single winding transformer in which a part of winding is common between…

Q: Determine the regulation of a transformer in which the percentage resistance drop is 1% and the…

Q: QI:B; Describe the Basic Principle of Operation of a Single Phase Transformer and Derive the Emf…

A: Transformer is a static electrical device which transfers power from one circuit to another circuit…

Q: During short-circuit test of a transformer, which winding must be short-circuited? Why

A: In this question, We need to explain which winding must be short-circuited during short circuit…

Q: Give information about this Transient stability of multi machine power system using UPFC

Q: a. What does it physically mean if an Ohmmeter measures 'infinite' Ohms between the primary and…

A: a) If the coils of the transformer are not electrically connected, then the resistance between the…

Q: 1. Let a 5-kVA, 400/200 V transformer be approximately represented by a 2 Q reactance referred to a…

A: We are authorized to answer the first question since the exact one wasn’t specified. Please submit a…

Q: 1. Given a switch converter circuit below, determine what class of chopper is this. Explain. D,本文5…

A: Thyristor is a Unidirectional Semiconductor device. It has 4 terminals. It is a Silicon controlled…

Q: 3) Design and develop an equivalent circuit for a transformer in which the reistance and leakage…

A: FIND: develop an equivalent circuit for a transformer

Q: Discuss any three consequences of using a step-down transformer before the transmission of…

A: Consider the general structure of the power system containing generation, transmission, and…

Q: Q6. Explain the following related to Current Transformer (СТ): (i) Draw the equivalent circuit…

A: (i) (a) equivalent circuit (b) Phasor diagram

Q: In which of the following transformer, the secondary winding is directly connected to primary…

A: Need to find the correct option for the given statement

Q: Draw a complete circuit diagram describing a transformer

A: Electrical machines can be either generator, transformers or motors. They can be either Ac machines…

Q: the insulation of the equipment tested is healthy?Justify

A: What is Insulation?In simple terms Insulation is nothing but a material which opposes the flow of…

Q: What is the purpose of connecting a transformer before the rectifier in a source?

A: What is the purpose of connecting a transformer before the rectifier in a source?

Q: A 5000-VA, 480/120-V conventional two-winding transformer is to be used to supply power from a 600-V…

Q: 9. Draw the circuit diagram and explain the working class A transformer coupled power amplifier.…

A: Class A amplifier is one in which the output current flows for the entire cycle of the AC input…

Concept explainers

Current Division Method

The generalized current divider formula is given by the following relation below,

Question

solve 28

27. Transformer utilization factor is a
measure of the merit of a rectifier
circuit. It is the ratio of *
AC input power to the transformer
volt - amp rating required by
secondary
AC input power to the transformer
volt - amp rating required by primary
DC output power to the transformer
volt - amp rating required by
secondary
DC output power to the transformer
volt - amp rating required by primary
28. Ripple factor is the ratio of *
Rms value of the ac component of
load voltage to the dc voltage
Average value of the ac component
of load voltage to the peak value of
voltage
Average value of the dc component
of load voltage to the ac voltage
Peak value of the dc component of
load voltage to the ac voltage

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

VIEW

Step 2

VIEW

Step by step

Solved in 2 steps with 2 images

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

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

In the full-wave rectifier circuit of figure, the transformer has a turns ratio of 1:2. The transformer primary winding is connected across an AC source of 230v (rms), 50 Hz. The load resistor is 50ohms. For this circuit, determine the peak-to- peak ripple in the output voltage * Di v: = VmSin ot Vs V. + Vy = VSin ot D2 Full-wave rectifier. Circuit operation during positive half cycle ell + ミ」
a. A 80 V rms is stepped down to 18V rms by a transformer. The output from the transformer is rectified using a half wave rectifier circuit and connected to a 47.5 2 load resistor. Draw a circuit diagram of this arrangement and the waveform at each stage.
In the full-wave rectifier circuit, the transformer has a turn ratio of 1:2. The transformer's primary winding is connected across an AC source of 230V (rms), 50 Hz. The load resistor is 50. For this circuit, determine the DC output voltage (3 significant figures)
Which of the following statements about bridge tip rectifiers is false? A) If the 1-phase type has source inductance, the average value of the output voltage is lower than in the absence of the inductance. B) The average output voltage value of the 1-phase type is 0.9 times the peak voltage of the network. C) none D) There are only odd harmonics in the current drawn by the 1-phase type from the mains. E) The average value of the output voltage of the 3-phase type is larger as the 3-phase and 1-phase types are compared
1. Single phase half-wave converter has a purely resistive load of R and delay angle is a= n/2 determine: (a) Rectification efficiency (b) Form factor (c) Ripple factor.
a half-wave rectifier circuit in the figure below has a transformer inserted between the source and the remainder of the circuit. The source is 240 Vrms at 60 Hz, and the load resistor is 20 ohm. (a) Determine the required transformer turns ratio (Ns/Np) so that the average load current is 12 A. (b) Determine the average current in the primary winding of the transformer.
Q5. For the following center tapped transformer, show the waveform across each half of the secondary winding and across Ri, when a 100 V peak sine wave is applied to the primarywinding. What is the PIV rating must the diode have? (Use constant voltage drop model for the Silicon diode) IN4001 Ry OV 10k) D IN4001
4- Single phase centre-tape rectifier with 100V peak secondary voltage per coil, energizing 10 Ohms and 2mH inductance with 50Hz source. The output rectified voltage drops to ...of the Vdc. *
A three phase full wave rectifier is shown below along with the peak input phase voltage Vm=169.7V. The load is purely resistive. The rectifier delivers Ipc = 100 A and the source frequency is 60 Hz. The DC output voltage is Vpc=280.7V and. The RMS transformer secondary current is equal to 81.72A, the output RMS voltage is equal to VRMS=280.93V and the output resistance is equal to 2.8070. The TUF would be equal to: Secondary a平a字a辛 R 太D。太D。太D. Select one: 0.875 Ob. 0.955 O C. 0.551 O d. 0.432 Compared with power transistors, thyristors have the following characteristic
3. A three phase bridge rectifier is supplied by 380 Volt line voltage through a Star/delta connected transformer of which turns ratio is 1. The firing delay angle is a=30° and the load is resistive R=2.2 Ohm. Draw the circuit diagram and mark the followings on this figure : average values of output voltage, the currents and voltages of each transformer leg.
In a centre-tapped full wave rectifier having a load resistance resistance equals 3 2. The turn's ratio of the centre tapped transformer is 20:1. The primary winding of transformer is fed from a supply voltage of 220 V (RMS ), 50 Hz. Determine a) Average and RMS value of load currents b) DC voltage and DC power output c) AC input power d) ripple factor and e) rectifier efficiency. 750 52 diode forward bias
Example 1 Single phase diode bridge rectifier is connected to Vs Vm sin314t and unity transformer ratio to feed R. Determine (a) The rectification efficiency (b) Form Factor (c) Ripple factor (d) Peak inverse voltage (PIV) of the diode and (e) Crest factor of supply current. Example 2 Repeat example 1 with a center-tapped transformer and compare the results.