Gas Handling Technology for Carbon Neutrality in Shipping

This technical report details the advancements in gas handling technology aimed at supporting carbon neutrality in the shipping industry. It outlines the adoption of the 2023 IMO GHG Reduction Strategy, which targets zero GHG emissions from international shipping by 2050. The report discusses the transition from conventional heavy oil fuel to gas fuels like LNG and ammonia, emphasizing the importance of safe gas handling technology. It presents a historical overview of Mitsubishi Heavy Industries' experience in building LPG and LNG carriers, highlighting the technological innovations that have been implemented over the years. The document further explains the design and analysis technologies for liquefied gas tanks, including the different types of tanks and their respective advantages. Additionally, it addresses boil-off gas (BOG) reduction and utilization technologies, which are crucial for efficient operations. The report concludes with insights into the product development of Very Large Gas Carriers (VLGCs) and ammonia-fueled ships, emphasizing their role in the evolving landscape of maritime fuel transportation.