Classification society ClassNK informs it has released a summary of the latest industry developments in its annual Technical Bulletin, which this year covers topics including marine energy usage, research on fatigue strength and R&D project outcomes. The opening paper explores the possibilities and challenges of tidal power, offshore wind power, and wave power, and outlines tidal power generation systems around the world. A technical report then takes a broad look at the trend of ocean energy development in Japan and ClassNK’s initiatives related to the certification of renewable ocean energy power generation devices. As the average size of containerships increases…