A convenient and simple energy saving method on high speed displacement ship is to install stern flap which is a shot board fixed backwared on the ship stern slong the hull.

• 尾板是加装在高速排水型船尾封板端板处沿船体向后延伸的一块短板,是一种方便和简单的节能措施,本文主要研究其节能的原因。