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GridStab News delivers expert analysis and weekly deep-dives into power grid vulnerabilities, emerging energy technologies, and the market forces shaping the future of our electrical infrastructure.

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Substack
PricingFreemiumPublishesWeekly
Issues68Founded2 years agoLast Issue3 days ago
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Latest Issues

Impedance-based stability analysis: Putting It All Together

In 2015, engineers from the German TSO TenneT stood in front of a conference audience in Bonn and described something that was not supposed to happen. BorWin1 — the world’s first HVDC-connected offshore wind farm — had developed sustained e...

3 days ago
4

The Blackout Risk Nobody Expected: Too Much Voltage

For a hundred years, grid engineers fought one voltage problem: keeping it up. Heavy industrial loads pulled voltage down, long lines dropped it further, and the whole discipline of reactive power management was built around propping it bac...

4 days ago
4

Passivity: The Elegant Shortcut

Article 7 in the series on impedance-based stability analysis

Article 6 ended on a frustration. The Nyquist and Bode methods we spent five articles building are powerful, but they carry an awkward burden: to assess whether a converter is s...

10 days ago
8
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HVDC: The Backbone That Can't Stand on Its Own

If the energy transition has a backbone, it is high-voltage direct current. Offshore wind sitting hundreds of kilometres out to sea, bulk power moving between continents, asynchronous grids stitched together across borders — these are thing...

12 days ago
4

The Limit of Frequency Scans

Article 6 in the series on impedance-based stability analysis

The last five articles have made a steadily building case for impedance-based stability analysis. It turns a hard question — will this converter and this grid oscillate? — into...

17 days ago
4
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  • Dr. Gilles Chaspierre

    Senior expert in Power Systems dynamics, stability and control with a focus on low-inertia systems. Tackling challenges linked to the massive integration of power-electronic driven technologies in the Power Systems.

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