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The Weichai 12WH17 Series Marine Diesel Engine is engineered for demanding marine applications, delivering robust power and exceptional fuel efficiency. With rated powers ranging from 900 kW (1,224 hp) to 1,620 kW (2,203 hp), these engines ensure optimal performance and reliability for various marine vessels.
Key Features
- High Efficiency: Incorporates advanced technologies such as high-pressure fuel direct injection and multi-layer fluid heat exchange to optimize combustion, enhancing fuel efficiency and reducing emissions.
- Robust Design: Built with high-strength components, including the engine block, crankshaft, and connecting rod, to withstand marine environments, ensuring durability and extended service life. The overhaul period is not less than 20,000 hours.
- Powerful Performance: Features a torque reserve of over 15%, with normal-speed torque exceeding calibration point torque, meeting diverse operational needs without compromising performance.
- Compliance: Meets IMO Tier II emission standards, contributing to environmental sustainability without compromising performance.
- Versatility: Suitable for various marine applications, including passenger ships, fishing boats, and inland river transport vessels.
P2 Duty Cycle
- Application: Continuous
- Engine Load Variations: Varies per model specifications
- Average Engine Load Factor: Varies per model specifications
- Annual Working Time: Varies per model specifications
- Time at Full Load: Varies per model specifications
Technical Specifications
| Model | 12WH17 Series |
|---|---|
| Type | V-type, four-stroke, turbocharged and intercooled |
| Displacement | 54.48 liters |
| Bore x Stroke | 170 mm x 200 mm |
| Rated Power | 900 kW (1,224 hp) to 1,620 kW (2,203 hp) at 1,200-1,500 RPM |
| Fuel System | Electronically controlled common rail |
| Emission Standard | IMO Tier II |
| Idle Speed | Approximately 650 RPM |
| Rotation (facing the flywheel) | Counter-clockwise |
| Dimensions (L x W x H) | Approximately 2,324 mm x 1,552 mm x 1,988 mm |
| Dry Weight | Approximately 5,300 kg |
Operating Conditions
- Ambient Temperature: 25°C (77°F) – Max: 45°C (113°F)
- Barometric Pressure: 100 kPa
- Relative Humidity: 30% R
- Raw Water Temperature: 25°C (77°F) – Max: 32°C (90°F)
- Fuel Density: 0.840 ± 0.005 kg/L
- Lower Calorific Power: 42,700 kJ/kg
Applications
The Weichai 12WH17 Series Marine Diesel Engine is ideal for the following applications:
- Passenger ships
- Fishing boats
- Inland river transport vessels
- High-speed boats
- Auxiliary power units for various marine crafts
