A single phase full-bridge inverter is supplying a series RL load (R=202, L=0.04H) from a 300V DC source. The full square-wave output waveform period is 8ms. The controlled switches are MOSFETS. Assume the circuit is ideal. a. Sketch the scaled load current for first two periods from starting by calculating. (Assuming i,=0 at =0) b. For steady state operation find the maximum and minimum vahues of load current. c. Calculate the MOSFET conduction time and the mean value of MOSFET current.

A single phase full-bridge inverter is supplying a series RL load (R=202, L=0.04H) from a 300V DC source. The full square-wave output waveform period is 8ms. The controlled switches are MOSFETS. Assume the circuit is ideal. a. Sketch the scaled load current for first two periods from starting by calculating. (Assuming i,=0 at =0) b. For steady state operation find the maximum and minimum vahues of load current. c. Calculate the MOSFET conduction time and the mean value of MOSFET current.

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

Similar questions

each incorrect answer. If you mark neither "true" nor "false", your points will not be reduced). a) The device which performance as DC-DC conversion can be used for DC and AC motor as a drive. b) In a VSI, the internal impedance of the DC source is negligible. c) In three-phase inverter with 180° conduction, three switches are conducting at any time. d) BJT and MOSFET are both can be used in a chopper circuit.\ e) The inverter device can be classified as VSI, CSI and power inverter.
A single phase half a bridge bipolar PWM inverter is operated from a center top 240 volts DC supply. The fundamental output frequency is adjusted to 50 Hz, the carrier frequency used is 1.2 kHz, modulation index is adjusted to 0.8. Determine: i) Carrier ratio (Mf) and the number of pulses per cycle. ii) fundamental output voltage. iii) distortion and harmonic factor of the output voltage waveform. vi) Draw the waveforms created O a. 24 O b. 16 O c. 20 O d. 12
Q5: A three-phase bridge inverter shown in Figure (4), feeds a balanced star-connected load (R)= 20 Q with a DC source (E)-400 V. Find the RMS value of load voltages and currents, the current flow in each transistor, Pr, and im. Draw i, is, i Va. V, Ve, and in. Assume that: 1) The conduction angle of each switch is 180°. 2) No base current delivered to T3 due to a bad connection. T3 T5 RI R3 T4 T6 T2 Figure (4)
for square wave PWM inverter, Vdc=100V, L=25mH, R=1002, f=60Hz. draw the spectrum of the output voltage and current and then find the rms current value and the output power. Take n =1-20.
A single-phase, half-bridge inverter feeds a resistive load, R = 10 Ohms. If the source voltage is 240 V, determine (a) the RMS value of fundamental component of output voltage, (b) the output power, (c) the peak off-state voltage across each semiconductor switch, (d) the lowest-order harmonic and the corresponding harmonic factor, and (e) the RMS and average values of currents through semiconductor switches o 9:22
What is the relation between the injected AC real power and the power factor of the inverter?
Q1. The single phase half bridge inverter has a resistive load of R-24 9 and the de input voltage is Vs 48V. Draw the output voltage and drop voltage across the each switch, then, calculate (a) the rms output voltage at the fundamental frequency Vol (b) The output power Po (c) the average and peak currents of each transistor (d) the THD and (e) the HF and DF of the LOH 02 A) Drau
Power electronics
Q.2 A bipolar PWM single-phase full-bridge DC/AC inverter has Va = 300V, ma = 1.0, and ftri = 2550 Hz. The inverter is used to feed RL load with R = 100 and L = 15mH at fundamental frequency is 50 Hz. Determine: a) The rms value of the fundamental frequency load voltage and current? b) The highest current harmonic (one harmonic)? c) An additional inductor to be added so that the highest current harmonic is 10% of its in part b?
i need the answer quickly