Grid Frequency Response · Injecting Power, By Generator Type
The "Injecting Power" step looks different depending on what's actually generating the power. Four technologies, compared.
| Technology | Sensing Delay | Valve / Gate Response | Time to Full Requested Response |
|---|---|---|---|
| Battery Inverter (PLL) | 20–50 ms | 50–80 ms IGBT firing gates | 100–200 ms |
| Gas Turbine (Governor) | 0–20 ms | 100–300 ms fuel valve travel | ~300 ms |
| Steam Turbine (Governor) | 0–20 ms | 100–500 ms steam control valve travel | ~500 ms |
| Hydro Turbine (Governor) | ~20 ms | 200–1,000+ ms wicket gate travel | Beyond the generic primary-response modeling window — no verified hydro-specific figure |