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Old 01-31-2009, 06:09 AM   #329 (permalink)
motor_control
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Quote:
Originally Posted by MPaulHolmes View Post
You get waste heat of:
500 amp*1 volt = 500 Watt.
If you are sneaky, and use Synchronous Rectification instead, optimistically, the waste heat will be:
0.009Ohm/10*500amp*500amp = 225 Watt.
You save only 275 w but whole consumption is 500*120 = 60 000 w

100 * 275 / 60 000 = 0.46 %
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