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.
(December 2011) Lafayette Utilities System selects Elster’s EnergyAxis as its AMI system; ABB wins contract from Hydro-Quebec; Sapphire Power Holdings acquires gas-fired power generation from Morris Energy Group; Consumers Energy awards contract to Babcock & Wilcox; plus announcements and contracts involving BP Wind Energy, Abengoa Solar, Samsung C&T and others.
(September 2011) Walgreens to install eVgo charging stations at 800 sites; Siemens and eMeter team up in Maryland; Glasgow muni installs Elster meters; ABB completes Mincom acquisition; JDSU acquires Quanta-Sol PV technology; Survalent installs SCADA system at tidal power project; PECO selects Telvent; plus announcements and contracts involving Trilliant, Sensus, S&C Electric, Navigant, Ernst & Young, PSE&G, Portland General Electric and others.
(February 2011) Silver Spring integrates Itron meters; PECO picks Sensus; AT&T and Elster sign agreement; PSEG Fossil selects ABB for a multi-phase controls project; Trilliant secures equity financing and wins Burbank ARRA contract; Navigant buys BTM Consult; GE acquires SmartSignal; plus contracts and announcements from Survalent, Mitsubishi Motors, AES Energy Storage and others.
Cellular carriers challenge mesh-network dominance.
Now that wireless carriers are promoting their networks as a cost-effective communications platform for smart grid data, they face legitimate questions about fundamental performance issues. But if public networks turn out to be the better choice in many cases, utilities might have some explaining to do before state commissions.
Beacon Power delivers flywheel electronics; PPL awards dry sorbent injection contract to United Conveyor.
Radio waves deliver flexibility and security.
The concept of a wireless smart grid is gaining popularity. Some utilities are participating in pilots providing two-way secure radio frequency network coverage. They say the grid is well suited to wireless and the benefits only now are becoming known.