Two-Way Charging, EV's begin to Earn Money From the Grid
It just keeps getting BETTER & better, MORE REASONS TO OWN AN EV.
For complete article, Google title, "In Two-Way Charging, Electric Cars Begin to Earn Money From the Grid"
A line of Mini Coopers, each attached to the regional power grid by a thick cable plugged in where a gasoline filler pipe used to be, no longer just draws energy. The power now flows two ways between the cars and the electric grid, as the cars inject and suck power in tiny jolts, and get paid for it.
This nascent form of electric car commerce will be announced on Friday by the University of Delaware, the regional grid operator and an electric company. They have developed a system to collect payments for work (balancing supply and demand moment to moment) that is normally the domain of power plants.
The possibilities of using electric cars for other purposes are being realized around the globe. Electric cars like the Nissan Leaf and Chevrolet’s plug-in hybrid Volt, are generally not sold in the United States with two-way chargers that could feed back into the grid. But Nissan is offering a similar device in Japan that allows consumers to power their houses when the electric grid is down
I don't have the time to spend on this, but Tesla's warranty is void if you connect to such a set up.
EXCLUSIONS AND LIMITATIONS
This New Vehicle Limited Warranty does not cover any vehicle damage or malfunction directly or indirectly caused
by, due to or resulting from normal wear or deterioration, abuse, misuse, negligence, accident, lack of or improper
maintenance, operation, storage or transport, including, but not limited to, any of the following:
• Failure to take the vehicle to a Tesla Service Center or Tesla authorized repair facility upon discovery of a defect
covered by this New Vehicle Limited Warranty;
.....(Too much stuff for yahoo)...
• Using the vehicle as a stationary power source.
I assume it's due to degradation of the battery, but I don't know for sure.