Tag: <span>ClassNK</span>

Japanese companies team up to develop ammonia-fuelled ships
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Japanese companies team up to develop ammonia-fuelled ships

NYK Line, Japan Engine Corporation, IHI Power Systems, and Nihon have been approved by Japan’s New Energy and Industrial Technology Development Organization (NEDO) to participate in a demonstration project that will see the commercialisation of vessels equipped with a domestically produced ammonia-fuelled engine. The demonstration project forms part of the Green Innovation Fund project, a...

Weathernews’ carbon monitoring service wins ClassNK approval
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Weathernews’ carbon monitoring service wins ClassNK approval

ClassNK has formally endorsed Weathernews’ (WNI) innovative Carbon Intensity Monitoring (CIM) service to monitor and visualise CO2 emissions from ships. CIM was launched in April this year and is now fully operational. In June 2021, the IMO adopted a new fuel performance rating system to help meet greenhouse gas (GHG) reduction targets from shipping. Starting...

ClassNK publishes guidelines for ships using alternative fuels
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ClassNK publishes guidelines for ships using alternative fuels

ClassNK has released its “Guidelines for Ships Using Alternative Fuels” including updates on the safety requirements for ships using ammonia as fuel. Ammonia has captured attention as a zero carbon fuel. Appropriate safety measures are required for ammonia as it is toxic to humans and corrosive to materials, while specific international standards for the use...

ClassNK releases guidelines for 3D printing
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ClassNK releases guidelines for 3D printing

ClassNK has released its Guidelines for Additive Manufacturing (3D Printing) that summarise the approval requirements for metallic marine equipment by additive manufacturing technology as part of its effort to meet the industry’s demand for a third-party certification for marine equipment manufactured with an advanced technology. Additive manufacturing technology is a method for manufacturing by laminating...

ClassNK addresses common issues around VLSFO use in new poster
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ClassNK addresses common issues around VLSFO use in new poster

ClassNK has published an onboard poster for ships titled “Issues after starting to use VLSFO,” which outlines common main engine issues and recommended countermeasures when using very low sulphur fuel oil (VLSFO) that complies with SOx regulations. After the enforcement of regulations to limit sulphur content in marine fuel oil to 0.5 per cent or...

ClassNK releases Guidelines for Hull Monitoring
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ClassNK releases Guidelines for Hull Monitoring

ClassNK has released its “Guidelines for Hull Monitoring” that summarise technical requirements for a hull monitoring system to achieve the improvement of the ship safety, and stipulates the relevant class notation. A hull monitoring system is intended to collect information through sensors like a strain gauge or an accelerometer installed on the ship and perform...

ClassNK grants AiP to Tsuneishi Shipbuilding for concept design of LNG-fuelled bulker
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ClassNK grants AiP to Tsuneishi Shipbuilding for concept design of LNG-fuelled bulker

ClassNK has granted an Approval in Principle (AiP) based on its regulation for ships using low-flashpoint fuels (Rule Part GF), incorporating the IGF Code, to Tsuneishi Shipbuilding for its concept design of an LNG-fuelled bulker Kamsarmax GF.  As more environmental technologies have been developed to realise a low-carbon and decarbonized society in the maritime industry,...

ClassNK grants AiP to Eco Marine Power’s renewable energy sail system
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ClassNK grants AiP to Eco Marine Power’s renewable energy sail system

ClassNK has issued an Approval in Principle (AiP) to Eco Marine Power for the development of a renewable energy system for ships, ‘Aquarius Marine Renewable Energy with EnergySail’. To contribute to the swift and safe social implementation of decarbonisation initiatives, ClassNK has been providing safety standards applicable to a variety of new technologies based on...