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最近,日本洋马柴油机公司采用中速柴油机技术,开发了一种低转速,长冲程、2阀结构的“DY28—SN”型立式、单动、水冷、4冲程新一代低速船用柴油机。 该机为6气缸串联,气缸内径280mm,行程530mm;连续额定输出功率1600PS,转速395rpm;有效平均压力18.62kgf/cm~2(1.862Mpa),活塞平均速度6.89m/S;吸排气阀各一只;从船尾侧看,曲轴乃是顺时针方向旋转;强制润滑;采用M、D、O或H、F、O重
Recently, Japanese Yanmar diesel engine company developed a low-speed, long-stroke, 2-valve “DY28-SN” vertical, single-acting, water-cooled, 4-stroke new generation low-speed marine diesel engine using medium-speed diesel engine technology. The machine is a 6-cylinder series, cylinder diameter 280mm, stroke 530mm; continuous rated output power 1600PS, speed 395rpm; effective average pressure 18.62kgf/cm~2 (1.862Mpa), piston average speed 6.89m/S; suction and exhaust valve each One; from the stern side, the crankshaft is clockwise rotation; forced lubrication; use M, D, O or H, F, O weight