CASE
NHPC · 2024
Salal hydro — Kaplan runner blade controls
4 units servo valve replacement on Kaplan runner blade controls. Plant back to full capacity in 72h.
Moog and Bosch servo valves for Francis, Kaplan and Pelton governors. Redundant configurations.
Compact hydraulic pitch cylinders, proportional valves and HPUs for onshore turbines.
High-force cylinders, electro-hydraulic power packs for radial, tainter and flap gates.
High-temperature rack-and-pinion actuators, positioners and solenoids for turbine steam valves.
4 units servo valve replacement on Kaplan runner blade controls. Plant back to full capacity in 72h.
12 × pitch HPU systems overhauled during annual maintenance window. Full redundancy restored.
6 radial gate operator cylinder sets replaced. Monsoon-readiness certification met ahead of schedule.
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Our power team pre-stages governor and pitch components ahead of planned outages. When an unplanned trip occurs, our 24/7 line connects you to a hydraulic engineer in minutes.