working of AC to DC converter using opamp

[kewl]

can anyone please tell the working of the circuit given in the attachment..

 

[audioguru]

The full-wave active rectifier circuit works like this:

 

[akilan]

Dear sir,

You mean the in put is AC power and is DC Power is it

 

[audioguru]

Dear sir,

You mean the in put is AC power and is DC Power is it

No, it rectifies an AC signal input, not an AC power input.
its output is a DC signal, not DC power.

Signals have a very low amount of power.