The next big thing for data centers: DC power

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.

GE Backs SolarEdge and Tendril, Raises Stake in Grid Net

GE-logoGE (s GE) is upping its stake in technologies designed to make and use electricity more efficiently. The company’s investment arm, GE Energy Financial Services, today announced it has invested in three startups: SolarEdge, which has developed electronics to monitor solar panels and maximize their production, Tendril, which has developed energy-management technology for utilities and consumers, and Grid Net, a smart-meter software company.

The investment in Boulder, Colo.-based Tendril comes on top of a $30 million round that the 5-year-old company announced back in June. GE and Tendril said in July they would partner to develop software that would connect GE’s smart appliances to the grid, sending energy information between the appliances and the utility. This latest investment expands the partnership, according to the release, which didn’t disclose the size of the deal.
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