Not all the opportunities in the smart grid are about big data and analytics. Power gear giants Siemens and ABB unveiled separately that they plan to make large grid gear acquisitions. Siemens will buy RuggedCom, and ABB will buy Thomas & Betts Corp.
Although we live in an AC-dominated world, DC seems poised for a comeback, particularly in data centers. Facebook adopted a DC architecture in its Prineville, Ore., data center. SAP spent $128,000 retrofitting a datacenter at its offices in Palo Alto, Calif., to rely on DC power.