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7
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7.3k
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A single phase semiconverter is operated from 120V 50HZ ac. supply. The load resistance is 10 ohm. If the average output voltage is 25% of the maximum possible average output voltage.
power electronics updated 23 months ago by binitamayekar ★ 6.4k
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2.4k
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A single phase semi converter is operated from 230V, 50Hz ac supply. The load resistance is 20ohm. The average output voltage is 30% of the max. Possible average output voltage. Determine
power electronics updated 2.1 years ago by RakeshBhuse • 3.2k
0
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688
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Draw and explain dual converter with all four quadrants of operation with proper waveforms.
power electronics updated 2.2 years ago by sagarkolekar ★ 11k
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697
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Explain half controlled rectifier using SCR. Draw waveform and derive the relation for output load voltage.
power electronics updated 2.1 years ago by sagarkolekar ★ 11k
0
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993
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Draw and explain three phase fully controlled bridge rectifier with R load in continuous mode. Derive the relation for output voltage.
power electronics updated 2.1 years ago by RakeshBhuse • 3.2k
0
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662
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State and explain the conditions to operate fully controlled bridge converter as an inverter.
power electronics updated 2.1 years ago by sagarkolekar ★ 11k
0
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604
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0
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What is the need of freewheeling diode in case rectifier with R-L load.
power electronics updated 2.1 years ago by sagarkolekar ★ 11k
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615
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What is the need of freewheeling diode in controlled rectifier. Explain with example.
power electronics updated 2.1 years ago by sagarkolekar ★ 11k
0
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871
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0
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Explain semi-converter circuit for the conversion of AC to DC with circuit diagram and waveforms.
power electronics updated 2.2 years ago by pedsangini276 • 4.8k
0
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835
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Explain voltage control technique in inverter using sinusoidal PWM method
power electronics updated 2.2 years ago by sagarkolekar ★ 11k
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1.5k
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Explain the working of single phase to single phase cyclo-converter with purely resistive load. Draw circuit diagram and waveforms.
power electronics updated 2.2 years ago by sagarkolekar ★ 11k
0
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1.5k
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The input voltage to the buck-boost converter is Edc=14 V. The duty cycle a= 0.6 and the switching frequency is 25 Khz.
power electronics updated 2.2 years ago by sagarkolekar ★ 11k
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1.4k
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Explain the working of three phase bridge inverter in 120degree conduction mode with resistive load. Draw circuit diagram and waveforms.
power electronics updated 2.2 years ago by sagarkolekar ★ 11k
0
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659
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What do you understand by cyclo-converter, explain in brief. Draw single phase cyclo-converter with circuit diagram and waveforms.
power electronics updated 2.2 years ago by sagarkolekar ★ 11k
0
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737
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0
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Draw and explain switching characteristics of IGBT.
power electronics updated 2.1 years ago by RakeshBhuse • 3.2k
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2.0k
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0
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Explain in brief why harmonic neutralization in necessary in the output of inverter, hence explains the need of neutralization of harmonics of inverters.
power electronics updated 2.2 years ago by sagarkolekar ★ 11k
0
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752
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0
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Explain the multiple pulse width modulation in inverters. Explain the neutralization of harmonics.
power electronics updated 2.2 years ago by sagarkolekar ★ 11k
1
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643
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Explain circuit diagram and working of three phase inverter 180deg; conduction mode, with resistive load.
power electronics updated 2.2 years ago by sagarkolekar ★ 11k
0
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4.2k
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What is the difference between a cyclo-converter and an ac voltage controller. Explain single phase converters with waveforms
power electronics updated 2.2 years ago by sagarkolekar ★ 11k
0
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578
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0
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Write short note on : Buck-Bust mode regulator
power electronics updated 2.2 years ago by sagarkolekar ★ 11k
0
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514
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0
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Draw the load voltage waveform for the circuit given below.
power electronics updated 2.4 years ago by Krishna_Agrawal • 2.7k
0
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701
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0
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State the comparison of VSI and CSI,
power electronics updated 2.4 years ago by teamques10 ★ 65k
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1.2k
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0
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Write short notes on Applications of of VSI and CSI.
power electronics updated 2.4 years ago by teamques10 ★ 65k
0
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0
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575
views
0
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Write short notes on Sinusoidal PWM
power electronics updated 2.4 years ago by teamques10 ★ 65k
0
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555
views
0
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Write short notes on Multiple PWM,.
power electronics updated 2.4 years ago by teamques10 ★ 65k
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