Boats & Ships
Description
Main data
Engine model 12V 26/32 Liquefied Nature Gas
Cylinders 12 Cylinders in Vee
Type 4 Stroke, Turbocharged, Air coolered, Water cooling, electronic control internal mixture(Air and Gas mixed in the inlet channel of Cylinder cover), Multi-point injection
Cylinder bore/stroke（mm×mm） 260×320
Single cylinder displacement（L） 17
Compression ratio 11:1
Rated power（kW） 3000
Rated speed（r/min） 1000
MEP（Mpa） 1.65
Limit of explosion pressure（bar） 200
Turbocharged ratio 3.2
Combustion system Pre-combustion chamber
Heat consumption@rated output ≤9000 kJ/kWh （C3H12 >= 90）
Thermal efficiency@ rated output ≥40％（C3H12 >= 90）
L.O consumption rate 0.5~0.8 g/kWh
Pressure of gas source（bar） 4 ~ 6
Min steady operation speed（r/min） 350
Max overspeed（rpm） 1200
Continuous overspeed（rpm） 1100
Nox emission 0.5 g/Nm3 @ 5 % O2 in exhaust
Overhaul period ≥40000 h
Noise at 1m on rated output dB(A) 120
Exhaust gas temp before T/C（℃） ≤620
Start mode Air motor start（Gas/Air）
Dimension of engine single(mm) L: 5748
W: 2238
H: 3255
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Guan Feng Machinery Co., Ltd
marine engine, marine equipment and spare parts
Address: Hebei Street,
Qinhuangdao, Hebei
China,
Tel: 0086-335-3211148
Fax:
