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Help CenterWOODWARD 5466-1347 MicroNet™ TMR CPU 5200 Enhanced Performance/Cyber
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I. Overview
WOODWARD 5466-1347 is an industrial-grade electric high-response gas admission valve, positioned as a "cylinder-level gas metering and control unit for dual-fuel/gas engines". Exclusively designed for four-stroke, turbocharged natural gas engines and dual-fuel engines, its core function is to provide precise gas mass flow metering and control for each cylinder of the engine. It supports the lean-burn operation condition of the engine, effectively improves combustion efficiency, reduces pollutant emissions, and ensures the stability and reliability of the air intake system.
Adopting an integrated and robust structural design, the valve is suitable for installation at the fuel inlet of the engine manifold (port), with one valve configured per cylinder. Its gas mass flow metering capacity covers the medium-to-high power range, meeting the power requirements from 70kW per cylinder to 1500kW per cylinder. The product features excellent temperature resistance and anti-vibration performance, complying with the stringent working condition standards for maritime and industrial power generation. It is widely used in gas and dual-fuel engines for power stations, marine propulsion systems, railway locomotives, mining vehicles and other fields, serving as a core component for optimizing engine combustion performance and achieving precise gas control.
II. Core Features
High-precision Gas Metering and Response Control: Adopting a highly sensitive electric drive structure, the valve features high adjustment precision of opening degree and fast response speed. It can dynamically match the gas demand of the engine under different working conditions in real time, realizing cylinder-level precise gas distribution. It supports lean-burn control, effectively improves fuel utilization rate, reduces emissions of pollutants such as nitrogen oxides, and meets environmental protection standards.
Wide Power Adaptability and Working Condition Compatibility: Compatible with the structure of four-stroke, turbocharged engines, its gas mass flow metering covers the power range from 70kW per cylinder to 1500kW per cylinder. It can flexibly adapt to gas and dual-fuel engines of different displacements and power levels, and is compatible with diverse application scenarios including power generation, marine vessels and locomotives.
Industrial-grade Robust Structural Design: Manufactured with high and low temperature resistant and corrosion-resistant materials, it can withstand high temperatures, vibrations and erosion by gas media during engine operation, boasting high structural strength and long service life. It has excellent sealing performance, effectively preventing gas leakage and ensuring the safe operation of the engine.
Integrated Design and Easy Installation: Adopting a single-cylinder independent configuration mode, it can be directly installed at the fuel inlet of the engine manifold with standardized installation interfaces, eliminating the need for complex modifications. It seamlessly integrates with the engine control system, capable of receiving control signals to achieve precise adjustment of valve opening degree with low integration cost.
Full-life Cycle Reliability Guarantee: Verified under harsh working conditions, it features stable long-term operation capability and reduces the frequency of operation and maintenance. It is compatible with Woodward APECS (Advanced Proportional Engine Control System), and can work collaboratively with the engine's overall control system, facilitating fault monitoring and maintenance and lowering operation and maintenance costs.
III. Technical Parameters
| Parameter Name | Specification |
|---|---|
| Product Model | WOODWARD 5466-1347 |
| Product Type | SOGAV gas admission valve, electric high-response type |
| Product Attributes | Single-cylinder independent configuration, electric drive, high-precision metering, vibration and corrosion resistance |
| Compatible Engines | Four-stroke, turbocharged natural gas engines/dual-fuel engines |
| Performance Parameters | Gas mass flow metering capacity: 70kW/cylinder - 1500kW/cylinder; Drive mode: Electric; Response speed: High response |
| Installation Parameters | Installation position: Fuel inlet of engine manifold (port); Installation method: Single-cylinder independent installation; Interface type: Standardized interface |
| Operating Characteristics | Supports lean-burn control; Compatible with engine control systems for precise adjustment of valve opening degree |
| Compatibility & Adaptation | Compatible with Woodward APECS; Suitable for engines used in power generation, marine vessels and locomotives |
| Application Scenarios | Gas/dual-fuel engines in power stations, marine propulsion systems, railway locomotives, mining vehicles, etc. |
IV. Working Principle and Application Logic
The WOODWARD 5466-1347 valve achieves cylinder-level precise gas control for engines based on the core working logic of "signal reception - precise adjustment - flow metering - working condition adaptation". Its core working process is as follows:
Phase 1: Signal Reception and InitializationAfter the valve is connected to the engine control system, it receives control signals from APECS or the engine's main control unit, completes self-status detection, confirms that the valve opening adjustment mechanism and sealing components are functioning normally, enters the ready state, and synchronously feeds back the initial status signal to the control system.
Phase 2: Dynamic Adjustment and Flow MeteringAccording to the engine's real-time working conditions (speed, load, combustion status, etc.), the control system sends adjustment commands. The valve precisely adjusts its opening degree through the electric drive mechanism to control the gas flow into the cylinder. Meanwhile, based on the built-in metering mechanism, it feeds back the actual gas flow data in real time to form closed-loop regulation.
Phase 3: Working Condition Adaptation and Combustion OptimizationIn response to the engine's varying load demands, the valve can quickly respond to adjustment commands, adapt to high-efficiency working conditions such as lean-burn, accurately match the air-fuel ratio, and improve combustion efficiency. The single-cylinder independent adjustment design balances gas distribution among cylinders, avoiding engine vibration and power loss caused by uneven combustion.
Phase 4: Status Monitoring and Safety AssuranceThe valve monitors its own working status in real time. If abnormalities such as opening adjustment malfunction or seal leakage occur, it immediately feeds back fault signals to the control system. Its robust structural design can withstand high temperatures and vibrations of the engine, preventing gas leakage, ensuring the safe operation of the engine and extending the service life of the equipment.
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