Ship&Offshore | Issue GreenTech/2021
A “green” option for tank degassing
US-headquartered Ecochlor has developed a technology that it says offers a simple way for seagoing tankers and inland barges to degass tanks. The NanoVapor system allows for safe entry to enclosed spaces or preparatory work at repair yards or ship recycling in less time, at less cost and without generating extra hazardous waste material. “In the old days it was customary just to open the lids of tanks that contained oil and petrochemicals and vent the headspace to the atmosphere. Apart from product residues, this required a safe handling of the explosive volatile organic compounds (VOCs) present in the tank’s headspace....