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DNV has developed several class notations to support the switch to low- and zero-carbon fuels, preparing shipowners for a carbon-neutral future.
Click on the blue bars to view more information.DNV has developed several class notations to support the switch to low- and zero-carbon fuels, preparing shipowners for a carbon-neutral future.
Click on the blue bars to view more information.Applicable to installations where natural gas (LNG or CNG) is used as fuel. The requirements cover all aspects of the gas-fuel installation, from the ship’s gas-fuel bunkering connection all the way up to and including the gas consumers.
DNV Rules Pt.6 Ch.2 Sec.5 GAS FUELLED SHIP INSTALLATIONS - GAS FUELLED LNG.
Applicable to installations where LPG is used as fuel. The requirements cover all aspects of the gas-fuel installation, from the ship’s gas-fuel bunkering connection all the way up to and including the gas consumers.
DNV Rules Pt.6 Ch.2 Sec.13 GAS FUELLED SHIP INSTALLATIONS - GAS FUELLED LPG
For owners who want to prepare their newbuilding for a potential later conversion to LNG fuel. The additional class notation Gas ready has supplementary levels and corresponding requirements. The minimum mandatory levels include:
In addition, optional levels may be included, i.e. it can be chosen to include different preparations of the ship for a later conversion and include certification and installation of parts of the LNG fuel systems in the newbuilding.
Applicable to installations where methanol or ethanol is used as fuel. The requirements cover all aspects of the low flashpoint liquid (LFL) fuel installation, from the ship’s LFL fuel bunkering connection all the way up to and including the consumers.
DNV Rules Pt.6 Ch.2 Sec.6 LOW FLASHPOINT LIQUID FUELLED ENGINES - LFL FUELLED
Applicable to fuel cell power installations. The requirements cover design and arrangement of fuel cell power installations and the spaces containing such installations.
Applicable to electrical energy storage (EES) installations on electric and hybrid vessel. The requirements cover design, installation and certification requirements for lithium-ion battery systems and electrochemical capacitor systems.
Applicable to all ship types with a wind assisted propulsion system (WAPS) installed. The requirements cover operational and technical safety aspects related to the installation of WAPS onboard ships.
DNV Rules Pt.6 Ch.2 Sec.12 WIND ASSISTED PROPULSION SYSTEM – WAPS
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