Q2] A three phase half wave controlled rectifier has an input voltage which is 420 Vrms line to line at 50 Hz, and the load is high inductive. If the trigger angle (a = 90"), answer the following: a) Draw the rectifier circuit. b) Draw to scale the input voltage, the load voltage and the current waveforms. c) Determine the mean values of the load voltage.

Q2] A three phase half wave controlled rectifier has an input voltage which is 420 Vrms line to line at 50 Hz, and the load is high inductive. If the trigger angle (a = 90"), answer the following: a) Draw the rectifier circuit. b) Draw to scale the input voltage, the load voltage and the current waveforms. c) Determine the mean values of the load voltage.

Electric Motor Control

10th Edition

ISBN:9781133702818

Author:Herman

Publisher:Herman

Chapter59: Motor Startup And Troubleshooting Basics

Section: Chapter Questions

Problem 12SQ: How is a solid-state diode tested? Explain.

See similar textbooks

Similar questions

How is a solid-state diode tested? Explain.
What is CEMF?
H.W:- For a single phase half wave uncontrolled rectifier if the input supply voltage is (v= 310 sin314t), at frequency (f= 50 Hz). Then determine the followings:- Vm. Vmean- i. Draw the rectifier circuit. un %3D ii. Draw the input and the output voltages waveforms. iii. Determine the mean and rms values of the output voltage. s Ec iv. If the load is (R=10 S), then determine the mean and rms values of the current. 2019
3 Given the bridge-type full-wave rectifier circuit shown 220V 60Hz 220V:Es Es D1 D2 D3 D4 The load resistor is 220 and the transformer average current is 300mA. Determine: (a) Average value, RMS value, and frequency of load voltage VRL. (b) Average current and PIV of each diode. RL
A single phase – half wave controlled rectifier with freewheeling diode is supplying a load consistingseries connected a resistor and an inductance from a 70.7V (RMS), 50Hz sinusoidal AC source.The firing delay of the thyristor is 90° and the load values are R=10Ω, L=0.1 H. Define the loadcurrent expression and draw the load current by calculating for first two periods. And calculate theaverage values of the load voltage and current.
A half-wave rectifier is to provide an averagevoltage of 50 V at its output.a. Draw a schematic diagram of the circuit.b. Sketch the output voltage waveshape.c. Determine the peak value of the output voltage. d. Sketch the input voltage waveshape.e. What is the rms voltage at the input?
Create a Half-Wave Rectifier circuit. Use a resistor of 1000 Ohms. Input Voltage should be 95VAC - 65Hz Plot both the Input voltage and output voltage. Determine the Voltage drop across the diode by subtracting the output voltage to the input voltage peaks. Create a Bridge-Type Full Wave Rectifier Circuit. Repeat the steps done on the Half-Wave Rectifier circuit.
A single-phase half wave uncontrolled rectifier circuit is operating with a purely inductive load and a source voltage of 100 sin (277t) V. An ideal PMMC ammeter is connected in series with the inductive load reads 20 A. Calculate the distortion factor of the rectifier. Answer Choices: a. 0.866 b. 0.707 c. 0.577 d. 0.816
Design a single-phase full wave bridge rectifier with input voltage of 100v and inductive load of 10ohm and 40mH a. Show the waveform relation between the I/P and O/P b. Calculate the average O/P voltage c. Calculate the rms current
1. A diode will pass only alternation of a sine wave. 2. A half-wave rectifier can produce positive or negative pulsating dc, depending on the that the diode is placed in the circuit. of a sine wave. 4. In terms of polarity, the output of a full-wave rectifier has both alternations of the sine wave input 3. A full-wave rectifier passes both. voltage going in the direction. 5. What is the main advantage of full-wave rectifier over the half-wave rectifier? 6. The main advantage of the bridge rectifier over the standard full-wave rectifier is that it does not require a transformer. 7. When one of the diodes in the bridge circuit opens, one of the will be missing at the output. 8. From the data, what conclusion can you draw about the relationship between the dc voltage across RL and peak voltage in a full-wave rectifier?
92) For three- phase half-wave Controlled rectifier Shown in the figure: I- Derive. a formula for mean load Voltage. 2- Draw the wave forms of vo, Li,i, o and voltage across thyristor1 (r.) assuming highly inductive loud and d = 120 Vo
In a full wave rectifier circuit involving double diodes, a sinusoidal input signal of the following nature is applied e=10 sin(500*pi*t) V. What will be value of the dc voltage obtained at the output of the rectifier.