EEXI – Energy Efficiency Existing Ship Index

EEXI advisory services

DNV's Maritime Advisory experts are always here to help for complex cases or to offer a personal sparring partner. With years of experience, the team is ready to consult on EEXI approaches and energy efficiency technologies, develop strategies for EEXI improvement or take over the process towards EEXI compliance of whole fleets.

Overview of EEXI advisory services

We offer a range of EEXI advisory services, but are also always available for your individual requests.

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Get insights into your vessel-specific EEXI due to different assessment approaches.

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Owners will have several options to decide on the improvement solution. Only with the most efficient installation will compliance be guaranteed.

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Let our tailor-made, ship-specific analyses and assessment of various energy efficiency technologies help you improve your ship design and your EEXI value.

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Improve your fleet's EEXI by determining the reference speed from model tests or - for evaluation purposes - from numerical simulations.

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An EEXI technical file must be prepared for each ship. The EEXI technical file includes the calculation of the attained EEXI, which must be below a required EEXI value.

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For ships already achieving the GHG goals, the attained EEXI value is certified and an EEXI factual statement is issued.

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Within the EEXI vibration pre-check, we offer to assess the risk of excessive vibrations resulting from power limitation solutions, such as fuel index limiters or deactivation of one or more cylinders.

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How can we help you?

Contact an EEXI advisory expert