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members:branth:makerspaceecm [2016/04/24 15:06] branth [Further Reading] |
members:branth:makerspaceecm [2016/04/24 15:14] branth [Assess] |
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* Has your electricity, | * Has your electricity, | ||
* One way to determine how energy use has changed over time is to calculate your EUI (energy use intensity) | * One way to determine how energy use has changed over time is to calculate your EUI (energy use intensity) | ||
- | * | + | |
+ | - First gather your utility bills | ||
+ | - Determine the area square footage of your building | ||
+ | - Convert your total electricity consumption from kilowatt-hours (kWh) to thousand British Thermal Units (kBTU) | ||
+ | - Convert your total gas consumption from therms to thousand British Thermal Units (kBTU) | ||
+ | - Add electricity and gas together (both in kBTU) and then divide by your building' | ||
+ | - [[http:// | ||
+ | - You can use the EUI number to compare your building to others and also compare your own building to itself each month | ||
+ | - You should see the EUI increase in summer (more cooling) and winter (more heating) but decrease in swing months where the weather is more comfortable | ||
+ | - You can also determine the EUI for a year instead of each month, this is a greater average and should change less from year to year | ||
==== Investigate ==== | ==== Investigate ==== |