You can also buy a car that shuts down one or more engine cylinders when it is coasting, or cruising under a light load, reducing fuel consumption without sacrificing performance.
In order to participate as a virtual power plant, you have to have a clear understanding of your data center power consumption, your forecast, and your flexibility for reducing (and increasing) power consumption with different application load.
As a result of very specific changes to the economic activity and corresponding energy consumption levels, a more granular analyses will be required than is previously provided by traditional load forecasting methods.