Vendor Neutral

(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.

The Value of Resource Adequacy

Why reserve margins aren’t just about keeping the lights on.

While it’s theoretically possible to keep the lights on with a much smaller reserve than the U.S. utility industry historically has maintained, the costs of doing so might be higher than some analyses suggest. As demand response plays a growing role on the grid—and as system planners reconsider reserve margins and reliability standards—quantitative risk analysis will guide resource adequacy decisions.

2025: A Murky Mix

Which power technologies will dominate?

U.S. power-plant construction tends to follow fads. Identifying these trends is easier than determining the primary drivers and issues that contributed to them. Understanding how these drivers affect power-planning decisions can help utilities predict generation-construction trends in the future and avoid getting caught in a group-think trap.

When the Price Is Right

How to measure hedging effectiveness and regulatory policy.

Hedging programs promise protection against energy-market price spikes, and they can be important to the regulatory goal of sustainable, lowest long-term service cost. But how much price protection is enough in natural-gas markets? What is the most efficient use of risk capital when hedging energy supplies?