Category Archives: Electricity

Update on Energy Storage

by Bob Shively, Enerdynamics President and Lead Facilitator Earlier this year on Energy Currents we explored how storage is changing paradigms in electricity system design and operations. Given that storage use is evolving rapidly, it is worth a bit more discussion … Continue reading

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Energy Prices Aren’t Always Predictable

by Bob Shively, Enerdynamics President and Lead Facilitator Not an energy trader? You might be grateful for that. Predicting price behavior is seemingly harder and harder. History would tell us that in regions with high penetrations of renewables, an event that … Continue reading

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The Solar Eclipse Showed Us How Power Grids Effectively Handle Renewables

by Bob Shively, Enerdynamics President and Lead Facilitator In the weeks leading up to the Aug. 21 solar eclipse, numerous articles appeared questioning whether U.S. power grids could handle the expected loss of solar power.  This map from the Energy … Continue reading

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ISO Markets Continue to Expand, Part II

by Bob Shively, Enerdynamics President and Lead Facilitator Last week’s Energy Currents article discussed how organized competitive markets run by an Independent System Operator (ISO) are winning out over less-competitive unorganized markets centered around vertically integrated utilities, bilateral trading, and transmission … Continue reading

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ISO Markets Continue to Expand, Part I

by Bob Shively, Enerdynamics President and Lead Facilitator For the last 20 years, it appeared North America was locked into two paradigms on wholesale market design: Less competitive unorganized markets centered around vertically integrated utilities, bilateral trading, and transmission wheeling services … Continue reading

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Is the Value of Demand Response Growing or Declining? Depends on Where You Look

by Matthew Rose, Enerdynamics Facilitator and Director at EMI Consulting The value and business rationale for demand response (DR) varies depending on where you look. In certain parts of the country, there seems to be a growing focus on DR; in others, … Continue reading

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Is Solar Plus Batteries Cheaper than Natural Gas Generation?

by Bob Shively, Enerdynamics President and Lead Facilitator Tucson Electric Power (TEP) recently announced a Power Purchase Agreement (PPA) from NextEra Energy Resources for a 100 MW solar project combined with a 30 MW/120 MWh battery storage system. The all-in price is … Continue reading

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