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Woodward 8250-262
Product Overview
A mechanical-hydraulic governor specifically designed for feedwater turbines in power plants. It regulates turbine speed and controls feedwater flow to boilers, ensuring stable steam pressure and optimal power generation efficiency. The governor uses turbine oil pressure for operation and features a robust cast-iron construction for long-term reliability.
Detailed content
Technical Specifications
- Speed Range: 300–1200 RPM (field-adjustable)
- Hydraulic Supply Pressure: 3.5–5.6 bar (50–80 psi) turbine oil
- Output Stroke: 50 mm (2.0 inches) linear travel
- Speed Droop: 2–6% adjustable
- Operating Temperature: -25 °C to +80 °C
- Enclosure Material: High-strength cast iron
- Mounting: Direct flange mounting on turbine
- Weight: 22 kg
Functional Characteristics
- Precise speed regulation for feedwater turbine stability
- Hydraulic operation independent of electrical power
- Adjustable speed droop for stable parallel operation
- Built-in hydraulic damping to suppress oscillations
- Manual speed adjustment lever for on-site tuning
- Emergency shutdown mechanism for overspeed protection
- Self-contained oil reservoir reduces contamination risk
Application Scenarios
Thermal power plant feedwater turbines, combined cycle power plants, industrial boiler feed systems, and utility steam turbine auxiliary systems.
