Clean Up Vessels are Smarter than Fishing for Trash
There is a small but global fleet of clean up boats preventing trash from flowing into the ocean. More than that, these battery-powered, autonomous boats are performing a growing range of other tasks.For the developers of Clearbot, the inspiration to be involved in removing trash from waterways arose from personal experience. They had watched villagers in India catching fish in rivers carpeted with trash and surfers in Bali manually hauling in trash from otherwise beautiful beaches.Samyuktha Sriram…
Tech File: Ship Propeller Cleaning with Non-Abrasive Diver Tool
DynaFlow's underwater jet cleaning diver tool is designed to reduce propeller fouling removal maintenance time and without being abrasive to the propeller blades.The company second generation Dynajets Non-Abrasive Diver Tool (NADT) is designed to be small, lightweight and quiet.The NADT uses resonating and cavitating jet nozzles in a rotating head housed in a shroud that protects the surface being cleaned and reduces the noise. The NADT was shown to remove propeller fouling including…
