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MetroVolt › The Water Story
The Water Story

Dispatchability & Firmness (Qualitative)

MetroVolt targets firm, dispatchable output like conventional thermal plants, but without their cooling-water dependence, so firmness does not require water.

What firmness means

A firm generator can supply power on demand, around the clock, independent of weather. Data centers, running continuous compute, need firm power. Historically, firmness has come from thermal plants, coal, gas, fission, all of which carry a steam cycle and its cooling water. Variable renewables are water-light but not firm on their own.

Breaking the firm-equals-water assumption

Firmness vs generation water (schematic)Coal / gas / fissionfirm but water-heavyWind / solarwater-light but variableMetroVoltfirm and water-light

Why this pairing matters for data centers

A continuous compute load wants firm power and, increasingly, wants it without stressing local water. Those two wants used to conflict. MetroVolt's direct-conversion architecture aims to satisfy both, delivering steady output while consuming almost no water for generation.

Honest framing

Firmness here is described qualitatively; we make no economic or dispatch-cost claim, and the burner is a design-stage study with a test unit planned around 2032. The water-relevant point stands on its architecture: because firmness comes from the fusion process and direct conversion, not from a steam cycle, it does not drag a cooling-water requirement along with it.

Content reviewed August 2026 · design-and-simulation stage