Calpine signs PPA with Public Service Company of Oklahoma; TransCanada and Ontario PowerAuthority agree to develop 900-MW gas-fired power plant; Panda selects Siemens to build combined-cycle plant; Progress Energy retires coal plants dating from 1923; Southern Company and Turner acquire 30-MW PV project; PSO begins smart meter pilot rollout; Southern California Edison contracts with Corix to install smart meters; Iberdrola USA hires Burns and McDonnell to review grid infrastructure. Plus contracts and announcements from Itron, eMeter, Echelon, Quanta Services, DNV, Metadigm, Landis+Gyr, and others.
Xcel Energy’s Teresa Mogensen discusses public-private collaboration
One of the most ambitious transmission projects in America today is CAPX2020. In this second of two exclusive interviews, Fortnightly's Spark talks with Teresa Mogensen, Xcel Energy’s vice president of transmission, about how the investor-owned utility collaborated with public-power utilities to develop a complex set of lines and a solid investment for shareholders.
Requests for proposals to supply solar power facilities frequently specify prices to be stated in only one way—dollars per watt DC, or dollars per kilowatt-hour, for example. But a one-dimensional approach to pricing leads to skewed valuation, because different technologies and system designs produce value in different ways.
A new survey of energy industry experts reveals a surprising consensus on the size of the energy efficiency resource. Overall, energy efficiency is expected to lower electricity consumption by 5 to 15 percent, and natural gas consumption by 5 to 10 percent. These results debunk the notion that conservation is a fad. On the contrary, they herald a new beginning for energy efficiency.