Embodiments provide for controlling a power generation system that includes a plurality of power generating assets; and an energy management system including a controller in communication with the assets and configured to control operation of the assets. The controller is operative to assign the assets to a regulation pool; determine an effective control mode for each asset; and control the assets based on the determined effective control mode of each asset. The effective control mode for each asset is calculated based upon an asset pool control mode. Numerous additional aspects are disclosed.