ClassNK to award ammonia-fuel safety accreditation

In Japan, NYK Line announced ClassNK is set to award the world’s first “Machinery Room Safety for Ammonia” accreditation to an ammonia-fueled medium gas carrier, under development by a consortium including Nippon Yusen Kabushiki Kaisha and Nihon Shipyard. This certification marks a significant advancement in the safety of ammonia as a marine fuel, a crucial

ClassNK issues approval for LNG carrier installed with wind-assisted propulsion

ClassNK has issued an Approval in Principle (AiP) for the membrane-type LNG carrier installed with the ‘Wind Challenger’, a hard sail wind propulsion system. The ship is jointly developed by Mitsui O.S.K. Lines, Ltd. and Hanwha Ocean Co., Ltd. This marks the world’s first AiP for an LNG carrier equipped with a Wind-Assisted Propulsion System

ITOCHU, Nihon Shipyard, ClassNK and MPA, signed MOU for study of ammonia carriers

ITOCHU Corporation, ClassNK, Nihon Shipyard Co., Ltd., and Maritime and Port Authority of Singapore (MPA) have signed a Memorandum of Understanding (MoU) regarding a joint study for the design and safety specifications of ammonia-fueled ships which are under development by ITOCHU and partners. Ammonia is advancing as a viable marine fuel solution for the decarbonization

ClassNK issues AiP for oil tanker using liquefied hydrogen

Japanese classification society ClassNK has awarded approval in principle (AiP) for a design concept of a hydrogen-fueled engine-compatible oil tanker with an electric propulsion system. The design was developed by Uyeno Transtech, Yanmar Power Technology, and Mitsui E&S Shipbuilding as part of the “Development of Large-scale Hydrogen-fueled Domestic Tanker and Demonstration of Zero-Emission Ships” project

Consort Bunkers, ClassNK, Yanmar and Taiko agree on alternative fuel bunkering

Consort Bunkers Pte. Ltd., ClassNK, Yanmar Asia (Singapore) Corporation Pte Ltd, and Taiko Asia Pacific Pte. Ltd. have signed a Memorandum of Understanding (MOU) to accelerate towards introduction of more bunkering ships capable of handling alternative fuels. Singapore-based Consort Bunkers placed an order with COSCO SHIPPING Heavy Industry (Guandong) Co.,Ltd. to construct four 7,999 DWT

ClassNK includes hydrogen in third edition of guidelines for ships

ClassNK has released the Guidelines for Ships Using Alternative Fuels (Edition 3.0). In addition to safety requirements for ships using methanol, ethanol, LPG, and ammonia as fuel, this edition newly adds requirements related to hydrogen-fueled ships, providing guidance for the design of alternative-fueled ships. The guidelines describe safety requirements for alternative-fueled ships including requirements for

Corvus Energy’s marine energy storage system gets ClassNK approval

Norway-based energy storage company Corvus Energy has received type approval from Japanese classification society ClassNK for a marine energy storage system (ESS), Orca ESS. As informed, this is the first-ever marine battery to get this type approval since the ClassNK rules for marine energy storage systems came into effect in January 2023. According to Corvus

ClassNK releases new features for GHG emissions

ClassNK has released new features for its GHG Emissions Management Tool, “ClassNK ZETA (Zero Emission Transition Accelerator)”.  ClassNK ZETA is a tool for visualizing GHG emissions and CII ratings of ships and is used for over 5,000 ships. Based on data submitted to “ClassNK MRV Portal”, a system for fuel consumption reporting in compliance with

ClassNK conducts third-party verification on GHG emissions

ClassNK has verified the measurement reports of GHG emissions and environmental data of Tsuneishi Holdings Corporation and 28 group companies and issued verification statements.  To address social issues including climate change, accurate measurement of environmental information such as GHG emissions and resource use resulting from a company’s business activities is a significant step in assessing

ClassNK grants innovation endorsement to Blue Visby Solution

ClassNK has granted its Innovation Endorsement 1 for Products & Solutions to a Blue Visby Solution developed by Blue Visby Services Ltd. The company describes Blue Visby Solution as a multilateral platform for reducing shipping GHG emissions by 15% by eradicating the practice of “Sail Fast, then Wait (SFTW)” by overcoming the obstacles of implementing