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

Super-heterodyne receiver, Write a short explanation of the principles of s...

Write a short explanation of the principles of super-heterodyne receiver. It may help to use sample block diagram to state the process. Why is the production of the intermediate fr

Electronic devices technology and circuits, Please can you explain the oper...

Please can you explain the operation of a transistor in a Common Emitter Class A audio Amplifier?

Draw and explain an rc integrator, Q. Draw and explain an RC integrator .De...

Q. Draw and explain an RC integrator .Derive the relation between input  and output voltage. Solution: A circuit in which the output voltage is directly proportional  to the

Calculate the maximum length of an optical fibre, Calculate the maximum len...

Calculate the maximum length of an optical fibre that exhibits 0.8dB/km attenuation if the optical output is 10mW and the power launched at the input is 150mW. [Hint: Loss, L=10 lo

Automatic meter reading and remote meter reading, Automatic Meter Reading a...

Automatic Meter Reading and Remote Meter Reading Automatic Meter Reading (AMR) and Remote Meter Reading (RMR) elaborate several systems which permit meters to be checked with

Explain the 16-bit registers dptr and sp of 8051, Explain the 16-bit regist...

Explain the 16-bit registers DPTR and SP of 8051. DPTR: DPTR stands for data pointer. DPTR having of a high byte (DPH) and a low byte (DPL). Its function is to hold a 16-b

Multi-link connection in a network of register, Q. Multi-link connection in...

Q. Multi-link connection in a network of register? For a multi-link connection in a network of register- controlled exchanges, a register in originating exchange receives addre

Draw the phasor diagrams for an rlc series circuit, Draw the phasor diagram...

Draw the phasor diagrams for an RLC series circuit supplied by a sinusoidal voltage source with a lagging power factor and a GLC parallel circuit supplied by a sinusoidal current s

Write some disadvantages of loosely coupled systems, Write some disadvantag...

Write some disadvantages of loosely coupled systems More complicated due to the needed additional communication hardware. They are less portable and more expensive because o

Field-effect transistor, Field-Effect Transistor: The field-effect tra...

Field-Effect Transistor: The field-effect transistor that is abbreviated as FET relies on an electric field to control the shape and therefore the conductivity of a channel of

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