OceanSphereENGINES

8DK-20e

Main Engine 4-Stroke · Main Engines (4-Stroke)

Technical data from manufacturer or class sources · not yet verified by a person​​‍‌‌​⁠‌⁠‍‌‌‌​​⁠⁠‍⁠​
1,600 kWPower
8Cylinders
200 mmBore
300 mmStroke
900 rpmMCR RPM
6350 2890 5300 2655Dimensions
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Marine vessels often require reliable power sources for various operations, from propulsion to auxiliary systems. The 8DK-20e engine is designed to meet these demands with a robust 5, 6, or 8 cylinder configuration. It boasts a cylinder bore of 200mm and a piston stroke of 300mm, enabling it to deliver power across a range of applications. Fuel flexibility is a key feature, accommodating MDO up to 700mm2/s/50℃ HFO. The engine's piston speed can reach 9.00m/sec at 900 min-1, or 7.20m/sec at 720 min-1, providing adaptable performance based on operational needs. Operating within a pressure range of 2.16 to 2.45 MPa, the 8DK-20e is constructed for durability and efficiency.

Specifications

Technical data.from datasheet

Every value below comes from the manufacturer datasheet or class-society record on file for this model.

TypeVertical water-cooling direct injection 4-cycle diesel engine
Mean Effective Pressure (Pme)2.16-2.45 MPa
Piston Speed @ 900 RPM9.00 m/sec
Piston Speed @ 720 RPM7.20 m/sec
6DK-20e Dry Weight16.0 tonnes (16000 kg)
5DK-20e Dry Weight13.5 tonnes (13500 kg)
8DK-20e Dry Weight22.0 tonnes (22000 kg)
Displacement (6-cylinder calculated)56.5 liters (56500 cc)
Cooling SystemJacket cooling with fresh water and sea water cooler option
Fuel InjectionDirect injection with nozzle cooling system (critical for HFO operation)
Starting SystemDirect electric start (6DK+); Air motor start (5DK)
Dimensions6350 2890 5300 2655 mm🔖
📄
Download datasheet (PDF) (127 KB)
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