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Aegis / MetroVolt burner · design render
Aegis / MetroVolt burner · design render · © 2026 KFE

Turboexpander

Expander field spreading the mirror exhaust.
Expander field spreading the mirror exhaust. canon 2026-08-27 · © 2026 KFE

A turbine stage that cools helium in the cryoplant.

Glossary of Fusion & Plasma TermsUpdated 2026-08-11

A turboexpander extracts work from expanding helium, cooling it efficiently as part of the refrigeration cycle. It is a key rotating component of the cold box.

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