Kokarakis John

Kokarakis John

Dr Kokarakis a 1979 graduate of National Technical University of Athens, holds PhD (1986) and Masters degrees in Naval Architecture (1983) and Mechanical Engineering (1984) from the Uni-versity of Michigan. He worked for over ten years as a consultant undertaking technical prob-lems worldwide. His specialization was in the area of technical investigation of marine acci-dents. In his capacity as a forensic engineer he participated in the technical investigation of the Exxon Valdez grounding, the Space Shuttle Challenger disaster, the drillship Sea-Crest capsize, the Piper Alpha fire and explosion, the Aleutian Enterprise foundering in Alaska as well as many other accidents of less notoriety. In addition, he was a technical consultant for SEALAND, APL, MATSON Navigation, Chevron and other companies. The last twenty years he works in Greece, in the area of classification. Having served in the plan approval office of American Bu-reau of Shipping in Piraeus, he then joined Germanischer Lloyd heading their tanker and bulk carrier team in Greece. He is currently the Technical Director of Bureau Veritas in the Hellenic and Black Sea & Adriatic Zone. In his duties Dr. Kokarakis is responsible for the smooth tech-nical operation in the Zone as well as in the harmonic cooperation with the BV offices world-wide to the benefit of the BV clients. He is a member of SNAME since 1976 and a Fellow of the Society. He is currently the Chairman of the Greek Section since 2014. He has also served as International Vice President of the Society and a Member of the Fellows Committee.

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FuelEU Maritime: Bon voyage or bluff?

During the 2024 GREEN4SEA Athens Forum, Dr. John Kokarakis, the Technical Director at SEEBA Zone, Bureau Veritas, delivered a comprehensive presentation on the FuelEU Maritime legislation, which is mainly technical and focuses on fuels. He began by thoroughly exploring the primary objectives of the regulation, providing a detailed analysis of its framework, and offering insights into its advantages and disadvantages.

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The case of ammonia as a marine fuel

During the 2020 SAFETY4SEA Limassol Forum, Dr. John Kokarakis, Vice President Technology & Business Development, Bureau Veritas, discussed ammonia as a potential solution for carbon-free shipping. During his presentation, Dr. Kokarakis presented the advantages of ammonia on the one hand, and the challenges on the other, adding that difficulties around ammonia can be controlled by technical and regulatory options.

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On the path of reducing GHG emissions through vessel performance monitoring

During the latest GREEN4SEA Athens Forum, Dr. John Kokarakis, Technical Director – Hellenic-Black Sea & Adriatic Zone, Bureau Veritas, explained how Vessel Performance Monitoring can open the path of reducing GHG emissions. This, Dr. Kokarakis explained, can happen as Vessel Performance Monitoring answers critical questions, such as what are the operating conditions of the vessel? Also, are company’s procedures properly followed? Answering such questions will eventually lead to a better operation of the vessel, as it will define when corrective actions are needed.

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Alternative Fuels post 2020

During his presentation at the last GREEN4SEA Conference, Dr. John Kokarakis, Chairman, Greek Section, SNAME, describes the possible reality regarding alternative fuels after the 2020 sulphur cap. Mr. Kokarakis notes that the future economy will be multi-fueled, which is why ship owners must make the right choice for their fleet.

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Future Fuel Options

  John Kokarakis, VP Engineering, Bureau Veritas presentation during the 2015 GREEN4SEA Forum The tsunami of emission related regulations and the need for environmental friendliness also dictates the utilization of alternate fuels less polluting than HFO. The star player is LNG but  not the only player though. Future ships will burn a variety of fuels; hydrogen, synthetic fuels and biofuels will be chosen depending on the characteristic of the ship.   Nowadays, we are facing an utterly confusing and conflicting tsunami of fuel regulations. Fuel is the most expensive OPEX item and plays an important role in defining the future of the shipping industry. The drivers for new marine fuels are: regulations, financial considerations and available technology. In the future, there is going to be coexistence of multiple fuels. Be aware that the wrong fuel choice has major impact on commercial performance of the vessel. Pioneer owners may be confronted with unforeseen technical issues costing time and money. However shipping thrives through innovation and technology development. The fact that the charterer pays the fuel removes the motivation from the owners to use alternative fuels. Lack of bunkering facilities and supply chains are barriers for the introduction of new “exotic” fuels. Due to...

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