effect of consuming power

Discussion in 'The Projects Forum' started by abdus, May 10, 2011.

  1. abdus

    Thread Starter New Member

    Mar 4, 2010
    22
    0
    hey there!
    i am a student of electrical engineer,,
    i am working on a project ,,
    i am making a power saver device..i just want to ask what will be the effect on the devices if i clipp the voltage cycle off a bit ..??
    is there any loss occur?
     
  2. russpatterson

    Member

    Feb 1, 2010
    351
    16
    what do you mean exactly by "clipp the voltage cycle off a bit"? Add a resistor, PWM current limiting?
     
  3. wayneh

    Expert

    Sep 9, 2010
    12,145
    3,054
    Resistive loads (incandescent bulbs) will use less power at lower voltage. But this would be really bad for many other devices, and could even cause higher power consumption.
     
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