Page 51: of Maritime Reporter Magazine (May 2022)

Green Ship Technologies

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Tech Files

Innovative new Green Marine Solutions

Carnival Corporation © Wärtsilä

Wärtsilä Launches 46TS-DF Marine Engine

Wärtsilä launched the 46TS-DF medi- um-speed marine engine. The ? rst order for this engine type was placed by Chan- tiers de l’Atlantique for Royal Carib- bean Cruises in April 2021. The engines will be installed on its latest Oasis class ship ‘Utopia of the Seas’. The ship is be- e5 Lab Inc.

ing built by the shipyard Chantiers de l’Atlantique and will feature six Wärtsilä 46TS-DF engines with Gas Valve Units, was signed in December 2021 and the Exeno Yamamizu Corporation, Mitsui

NOx Reducer SCR systems, LNGPac project commenced in February 2022. O.S.K. Lines, Ltd. and Mitsubishi Cor- and Transverse Thrusters. Under the program, a digital model of poration, with the purpose of developing

The overriding basis for this new en- Regal Princess will be created by com- renewably powered commercial ships.

gine launch is to be able to offer a fu- bining operational data from several dif- e5 Lab has recently unveiled ROBO- ture-proof solution for owners and op- ferent sources. Modelling capabilities SHIP – a design for a biomass fuel car- erators to reach decarbonization targets. and machine-learning algorithms devel- rier, powered by a fully standardized,

The Wärtsilä 46TS-DF has a two-stage oped by Wärtsilä will deliver a detailed electric propulsion system to attain zero turbocharging designed to deliver high analysis of vessel operational data. emission operations at harbour. Built by levels of ef? ciency and power density The model will be used to simulate the Honda Heavy Industries Co., Ltd., the across a wide operational range. impact of several technologies. A spe- 70-m, 499-gt carrier will be equipped

Wärtsilä 46TS-DF is available in 6 to ci? c focus will be given to E-start, Wärt- with ABB’s complete modularized elec- 16-cylinder con? gurations, correspond- silä’s patented electric smokeless start trical propulsion package, enabling it ing to a power output range of 7.8 to solution, as well as the Wärtsilä HY hy- to utilize multiple energy sources for 20.8 MW at 600 rpm. brid power concept with energy storage. optimized operational ef? ciency and

The simulations will identify the most emissions-free operations. Additional bene? cial retro? ttable solution while bene? ts of the system include reduced

Carnival, Wärtsilä minimizing the required installation. noise and vibration, lower maintenance

Cooperate on Fleet costs, and improved steering capabili- ties that make pier docking and undock-

Decarb Program

World’s First Hybrid- ing operations easier.

Wärtsilä will deliver its new Decar-

Electric Biomass Fuel

ABB’s full scope of supply includes bonization Modeling Service to Carni- a standard sytem package comprising val Corporation. Initially tasked with

Carrier the hardware for electric propulsion, establishing an optimal decarbonization The Japanese Shipowners’ Association including propulsion motors, DSC path for the cruise ship Regal Princess announced that the Japanese shipping in- the – a 330-m , 142,000-gt cruise ship dustry will take on the challenge of 2050 switchboards, energy storage batteries and generators, and ABB Ability Marine built in 2014 – the project will expand to net zero GHG1. One of its most signi? -

Remote Diagnostic System for continu- model solutions which could be applied cant initiatives is e5 Lab Inc., a consor- to the entire Carnival ? eet. The contract tium comprising Asahi Tanker Co., Ltd., ous monitoring and remote support. 51

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