Resources 2025

Datacor xStream | Castlelost Flexgen Gas Transient Analysis

Written by Ana Khanlari, PhD | Mar 27, 2026 3:00:53 PM

When a turbine trips at a grid-response peaking plant, the gas supply system has milliseconds to stay within limits before a slam-shut valve takes the whole facility offline. Fingleton White modeled the complete gas system under four transient scenarios using xStream -- and validated every one before commissioning began. 

  • All transient scenarios stayed below the 38.01 barg GNI slam-shut threshold
  • Ramp-up pressures held above the 29 barg low-pressure alarm in every case
  • 16.63 m³ pipe buffer confirmed sufficient across all modeled events
  • Future expansion to 7 turbines validated without pipeline redesign

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