Dc chopper - power supplies , Electrical Engineering

Assignment Help:

DC chopper

This is  one stage  conversion  device  which is used for direct conversion of fixed  de voltage at a level to an adjustable dc voltage  at another  level.

743_DC chopper.PNG

                                                                                    Figure  DC Chopper

Chopper is high speed on/ off semiconductor switch  is represented  by a switch  SW with an  arrow  as shown  no current will flow  if the  switch  is off  and when it is on  current will flow  in the direction of  arrow only.


Related Discussions:- Dc chopper - power supplies

Preventing leakages at insulators, Preventing Leakages at Insulators L...

Preventing Leakages at Insulators Leakages at insulators, cracking of insulators and flashover across insulators frequent cause outages and give output in loss of revenue. Pol

LED, what ternary alloy, composition and binary substrate can be used for ...

what ternary alloy, composition and binary substrate can be used for an LED at 1.55 µm optical fiber windo

Distribution transformers, Distribution Transformers 1. Augmentation/...

Distribution Transformers 1. Augmentation/Addition of Distribution Transformers Distribution transformers have to be augmented by installing additional transformers or in

Explain two types of materials that are formed after doping, Explain the tw...

Explain the two types of materials that are formed after doping. Depending on the impurity added, extrinsic semiconductors can be then subdivided in two types of class: N-ty

Developed diagram of simplex progressive 2 layer lap winding, Q. Draw the d...

Q. Draw the developed diagram of a simplex progressive 2 layer lap winding for a 4 pole generator with 12 coils clearly indicating the position of brushes.   Sol.  No. o

Semiconductors, Charge density In a semiconductor

Charge density In a semiconductor

What is a coprocessor, What is a coprocessor? It is a specially designe...

What is a coprocessor? It is a specially designed microprocessor which take care of mathematical calculations including integer and floating point data .it is intended to work

Cipper, when i/p voltg is grater than battery diode is clse or open

when i/p voltg is grater than battery diode is clse or open

Short circuits effect on cables, When you have a three phase short circuit ...

When you have a three phase short circuit of power cables laid in a trefoil formation they repel apart very dramatically. Why is this and what is happening?

Find the hysteresis loss in watts, Q. A sample of iron having a volume of 2...

Q. A sample of iron having a volume of 20 cm is subjected to a magnetizing force varying sinusoidally at a frequency of 400 Hz. The area of the hysteresis loop is found to be 80 cm

Write Your Message!

Captcha
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