Cost Per Watt is a Terrible Metric

Cost Per Watt is a Terrible Metric

Awhile back I started talking about a solar system cost.  Immediately, the person with whom I was speaking translated number into a cost per watt.  I totally understand why folks do that. It gives you a quick and dirty way to compare between systems.  But it is SO...
Parametric Estimating for the Solar Industry

Parametric Estimating for the Solar Industry

The analogy that you often hear of altitude is fitting: the view from 10 feet, 100 feet, 1000 feet, 10,000 feet, etc. We’ve talked about the smaller levels, but now it is time for the biggest view. Today we are going to go into parametric estimating or comparison...