The newly-published ABS Guide to Wind-Assisted Propulsion System Installation provides class safety standards for the installation of wind-assisted systems. It is applicable to two leading wind-assisted propulsion technologies: Flettner rotors and wing sails, including both rigid and soft sails.
“Wind-assisted propulsion systems, which use wind thrust to reduce vessel fuel consumption have real potential to contribute to industry decarbonization objectives,” said Patrick Ryan, ABS Senior Vice...
https://www.marinelog.com/technology/abs-publishes-wind-assisted-propulsion-guide/