Performance of a newly developed plug-in hybrid boat

We have produced a new-type of plug-in hybrid boat (named PHEB-2). This boat has excellent environment characteristics of running by electricity, while having the ability of long-distance cruising and long distance reli- ability because of the capability of a diesel engine. The excellent performance of this new plug-in hybrid boat system are described and compared with our previously made plug-in hybrid boat (PHEB-1).