Electric locomotive and electrical grid: what they have in common

1. Step 1. Electric locomotive — has part — IGBT. Traction converters.
2. Step 2. IGBT — is part of — Inverter. The power switches of inverters.
3. Step 3. Inverter — is part of — Grid battery storage. Inverters.
4. Step 4. Grid battery storage — is part of — Electrical grid. Storage balances the grid.

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