Fortnightly Magazine - July 2011

PV System Performance

DC monitoring raises the bar for solar power plants

As solar generation systems grow in number and size, they will pose new challenges to the electric grid. Integrating solar energy calls for applying sophisticated monitoring and synchronization technology, to allow operators to keep track of operating parameters and ensure as much solar electricity as possible can be integrated into the grid.

Vendor Neutral

(July 2011) Williams Partners L.P. expands Transco transmission lines; Google to provide fiber optic Internet service for Kansas City, Mo.; Constellation Energy picks Lynxspring Inc.; plus contracts and developments involving Servidyne, EnerNOC, Siemens Energy and others.

Pricing the Public Good

Weighing green energy’s costs and benefits.

Policies aimed at promoting one good thing can diminish a better thing, for a net loss to the overall public welfare. Raising prices to promote renewables, for example, makes electricity less affordable and hurts the economy. But artificially low prices can themselves create social ills — by preserving an unsustainable status quo.

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