Four-stroke, direct injection, water cooling, pulse boost, intercooling and other technologies are used;

6D51 series diesel engine is a medium-speed diesel engine independently developed on the basis of introducing,

digesting and absorbing the latest technologies at home and abroad, which can burn diesel, heavy oil, natural gas and bio-oil;
It has the characteristics of low fuel consumption, compact structure, high reliability and good maintainability;
Four-stroke, direct injection, water cooling, pulse boost, intercooling and other technologies are used;
Adopt integral pump, the nominal power of diesel engine is: 450kW ～ 698kW, the nominal speed is: 750r / min ～ 1000r / min;This series of diesel engines meet the IMO emission requirements, and can be used as the main engine of passenger ships,

cargo ships, engineering ships, fishing boats, as well as the auxiliary power of large ships, land generator sets and other power devices;
Alloy cast iron body, rectangular structure, compact structure, good strength and rigidity, high reliability;Alloy forged steel crankshaft, surface nitriding treatment, good fatigue strength, wear resistance, long service life;
Low consumption and high efficiency, fuel consumption rate is lower than 200g / kW.h Engine oil consumption rate is lower than 0.8g / kW.h;

Diverse fuel options, can burn diesel, heavy oil, natural gas and bio-oil;