2017 Full Year Solar Production

Our second system was grid connected in February and we are now officially a net zero house. Our power bill is now negative with the last one cumulatively reaching over negative $1,000. We produced a lot more power than we consumed, however Dominion buys all that solar power. We buy back 100% of our usage in solar (Green…

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Can Tesla’s Semi Truck Be Profitable?

Seeking Alpha just published my article “Can Tesla’s Semi Truck Be Profitable?“. I look at the surprisingly low price of Tesla’s truck and break down what it would take to make the truck profitable. Also look at how Tesla can provide “MegaCharging” for only 7c/kWh guaranteed. I’m expecting the usual litany of comments calling me…

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Adding Electric Vehicles Into the Oil Consumption Equation

In my last two posts on the subject, I looked at the US light duty vehicle fleet and oil consumption followed by projections of oil consumption going forward based on extrapolating the past. This time I’m going to add electric cars to the equation to determine their impact. For this calculation, I’ll assume that a…

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Peak Oil in the US: Light Duty Vehicle Consumption

I often see discussions, calculations, estimates etc. of when we will reach peak oil. Originally peak oil was related to when we will run out of oil, i.e. when production will not keep up with consumption. Currently, however, it seems that we will reach peak demand first. Estimates for global peak oil demand vary wildly…

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Infrastructure For EV’s Part 2: The Future Grid

In Part 1, I covered what would happen if 10% of the cars on the road became electric overnight. In Part 2 I look at the the technology used to solve the problem – storage. However, before we get into storage, lets look at some grid basics: Different Types Of Power In extremely oversimplified terms,…

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How Much Infrastructure Is Required For EVs?

Every time I post an article on Seeking Alpha about the growth of electric vehicles, I get a bunch of posts from naysayers that it will require major upgrades to the grid. However, none of that is likely true. There probably needs to be little to no change in infrastructure and here’s a look at…

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