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Old 01-05-2012, 12:19 AM   #43 (permalink)
thingstodo
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More DC to AC inverter tests

I scaled back the testing, using one DC to AC inverter.

The efficiency was poor at the low end - under 80% when output is below 0.75 amps. The inverter uses about 11W just sitting there.

As the output power went up, so did the efficiency. My setup topped out at just under 5.5 amps output at 118VDC. Input is 714W and output is 642W for an efficiency of just under 90%.

I'll post a schematic and the data tomorrow.
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