“粤海521”集装箱船的推进效率改进

Improvement on Propulsive Efficiency of Container Ship Yuehai 521

江门航运船舶有限公司近年来为江门世纪航运公司将"粤海"船螺旋桨外旋改为内旋,推进效率提高了10%左右,花费少量费用,取得较大经济效益。

Jiangmen Shipping Co., Ltd has changed the propeller of the container ship Yuehai 521 from outward-turning to inward-turning for Jiangmen Century Shipping Company. Propulsive efficiency has increased for approx. 10 percent, which costs little but gains a lot of benefit.