Quote:
Originally Posted by cfg83
1 - Use a Kill-A-Watt to figure out my outlet energy usage
2 - Assume worst-case-scenario power plant efficiency for calculating energy usage. For example, if the power plant were a gasoline power plant (verrrrrry unlikely), how much gas would be burned to power my engine block heater for X minutes?
CarloSW2
|
Why not just calculate the dollar cost, at your electric rates, of the electricity you use for the block heater during the tank, convert that to gallons at the same $/gal you paid, and add that to the tank?