Monthly Archives: April 2017

Energy balance, imbalance and a definition of grid stability

The previous article described the grid as having no energy storage, and indeed there is no useful storage in the grid itself.  However, there is energy storage in the form of rotating kinetic energy of certain generators, and the quantity … Continue reading

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Electric current is generated ‘on demand’. There is no stored electric current in the grid.

Here’s the second article in the series on electric power system stability: The electric current delivered when you turn on a switch is generated from the instant you operate the switch. There is no store of electric current in the … Continue reading

Posted in Electricity, Power System Stability | 5 Comments

Electric Power System Stability

I intend to do a few essays about electric power system stability.  I aim to share some concepts about power generation and grids, and in particular how electrical stability is achieved. Some types of generation provide grid stability, other types … Continue reading

Posted in Electricity, Power System Stability | 5 Comments