
Product Description
Woodward LQ6 Liquid Fuel Valve
- Manufacturer: Woodward
- Model/Part Number: LQ6
- Description: Liquid Fuel Metering Valve with On-Board Driver, for Industrial Gas Turbines (3_15 MW)
Overview
- The Woodward LQ6 is a liquid fuel metering valve designed for precise fuel control in industrial gas turbines with power outputs ranging from 3 MW to 15 MW. It integrates a rotary metering valve, a bypassing regulator, and an on-board driver module, offering exceptional performance and robustness in a compact, cost-effective package. The valve is suitable for power generation, compressor drives, and mechanical drive applications.
Technical Specifications
| Specification | Details |
|---|---|
| Model | LQ6 |
| Type | Liquid Fuel Metering Valve |
| Actuator | Electrically actuated rotary metering valve, rare-earth permanent magnet motor |
| Control Signal | 4_20 mA or CANopen (digital interface) |
| Driver | On-board electronic driver module |
| Fuel Type | Liquid fuels (e.g., diesel, kerosene; consult Woodward for compatibility) |
| Flow Range | Optimized for 3_15 MW turbines (specific flow rates not publicly specified) |
| Pressure Regulation | Bypassing regulator, constant pressure differential across metering port |
| Inlet Pressure | Requires positive displacement, high-pressure fuel pump |
| Accuracy | ±1% of full scale flow |
| Response Time | < 20 ms (full stroke, estimated based on similar valves) |
| Power Supply | 24 VDC nominal (18_32 VDC) |
| Operating Temperature | -40°C to +85°C (-40°F to +185°F) |
| Storage Temperature | -55°C to +105°C (-67°F to +221°F) |
| Relative Humidity | 5% to 95%, non-condensing |
| Vibration | 5 G, 10_2000 Hz |
| Shock | 50 G, 11 ms half-sine |
| Protection Rating | IP65 (dust-tight, water-resistant) |
| Materials | Aluminum housing, stainless steel internals |
| Dimensions | Compact, not publicly specified (valve driver and terminal box integrated) |
| Weight | Approximately 5_7 kg (11_15 lbs, estimated) |
| Mounting | Flange-mounted |
| Certifications | CE, UL/cUL, ATEX/IECEx (optional for hazardous areas) |
| System Compatibility | Woodward MicroNet, 505E/XT, NetCon controllers; industrial gas turbines |
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