An evacuation guidance system includes: an evacuation guidance management system that acquires information of a disaster which has occurred in a marine vessel, acquires passenger position information in the marine vessel, formulates an evacuation route, and specifies a passenger to be subjected to…

[Problem] There is provided an exhaust system capable of sufficiently exhausting a fuel leakage gas leaked from a marine internal combustion engine without diffusing the fuel leakage gas into an engine room.[Solution] An exhaust system according to an aspect of the present disclosure includes: an…

The controller of the information processing device is configured to acquire measurement data of a feature measured by a lidar provided on a ship and measurement data of a water surface. In addition, the controllers is configured to acquire information regarding a height of the feature from a river…

The electrical accumulator (1) has positive and negative poles (3,4) that are provided in conductive connection with accumulator element (2). An electric motor is connected to the positive and negative poles, and water sensor (5) is provided for determining whether the positive and negative poles…