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11-18-2010, 10:21 PM #1
When you let A/C and heat battle eachother out, how much extra power for A/C?
When you're sizing an office with a lot of computers, you include the BTU/hr specs given by computer manufacturers.
Every watt going into any device produces a watt of heat.
Let's say you have two computers always going consuming a total of 400W, which comes out to 288kWh/mo.
For the purpose of calculating expense contribution, how much additional kWh do you allocate for each kWh of heat produced? Is it reasonable to assume COP is around 3 and use 1 to 3 ratio?