Safely Storing Electricity

Pumped storage is generally recognized as the most practical and cheapest method of storing any significant quantity of grid electricity but the hazards of pumped storage sometimes go unrecognized. As Ontario’s power system proceeds down its current path of unbalanced reliance on inflexible generation sources we will see back-to-back shortages and surpluses of generation. There …

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Imaginary Globe-Spanning Superduper Grid Fails to Solve Wind Power’s Variability

The PR assertion of wind power advocates that geographic diversity smooths the variability of wind power was put to a stern test by Finnish physicist Jani-Petri Martikainen in this recent post. Martikainen’s analysis obliterates the assertion that distance between wind farms solves the problem of variability.