Digital guide
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Woodward 8522-546
- Product Name: UG-8 Universal Governor Central Control Module
- Product Introduction: The 8522-546 is the central control module for Woodward’s UG-8 series universal hydraulic governors. It serves as the core processing unit that regulates engine speed by controlling the flow of hydraulic fluid to the power piston, which positions the engine’s fuel racks or steam valves.
Detailed content
- Technical Specifications:
- Governor Type: Hydraulic-mechanical with electronic control
- Speed Range: 945-1310 RPM (matches 945-1310 specification)
- Operating Oil Pressure: 100-150 PSI
- Oil Temperature Range: -40°C to +120°C
- Power Consumption: 15 W
- Operating Temperature: -40°C to +85°C
- Storage Temperature: -55°C to +105°C
- Weight: 21 kg (complete governor assembly)
- Functional Features:
- Precise speed regulation with ±0.5% steady-state accuracy
- Adjustable speed droop from 0% to 5%
- Compensating adjustment for stable operation under varying load conditions
- Manual speed adjustment knob for on-site tuning
- Integral oil pump for self-contained operation
- Robust cast iron construction for durability in harsh environments
- Compatible with a wide range of engine sizes and types
- Application Scenarios:
- Large diesel engines for power generation
- Marine main propulsion engines
- Industrial steam turbines
- Gas turbines for power generation
- Pump and compressor drives
- Locomotive engines
