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MAY 2026
fuel storage or new systems. This can rule out certain op-
tions quickly.
Fuel Availability
Not all fuels are available in all regions. Local infrastructure 
and supply chains will heavily influence what’s feasible.
Cost and Operational Impact
Fuel price is only part of the equation. Operators must also 
consider things such as installation costs, maintenance re-
quirements, training and safety procedures
Future Flexibility
Given how quickly the landscape is evolving, avoiding lock-
in is important. Solutions that allow for adaptation over 
time may offer a strategic advantage.
CONCLUSION
There’s no single fuel that solves every challenge facing 
the marine industry today, especially when reliability 
and operational flexibility are non-negotiable. But in 
the near term, drop-in fuels will offer a practical way 
to reduce emissions without major changes to vessels or 
infrastructure, allowing operators to make progress now 
while keeping options open for the future.
Looking further ahead, fuels like methanol are gaining 
momentum because they strike a workable balance be-
tween emissions reduction, storage requirements, and 
operational feasibility. Other options, such as ammonia 
and hydrogen, may play a role over time, but they come 
with added complexity that will take longer to address, 
particularly for passenger-focused operations.
For most, the path forward will likely be incremental. 
That means starting with solutions that fit today’s ves-
sels and routes, while planning for flexibility as fuel 
availability, regulations, and technology continue to 
evolve. The best approach is to understand the trade-
offs, make informed decisions based on your opera-
tion, and stay adaptable as the fuel landscape continues 
to shift.
The management system governing the manufacture of this product is ISO: 9001:2015 certified.
MADE STRONGER
TO WORK LONGER
GRIDCOOLER® KEEL COOLER
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® and GRIDCOOLER
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Tim Peters works in Commercial Marine Sales & 
Application Engineering at Rolls-Royce Solutions 
America. Since joining the company in 2011, he has 
supported commercial and recreational marine mar-
kets, transitioning to a North American sales role in 
2018. Previously, he served as assistant director of the 
University of Michigan Marine Hydrodynamics Lab-
oratories, overseeing hydrodynamic testing across de-
fense, offshore, and commercial marine applications.
TIM PETERS
COMMERCIAL MARINE SALES  
& APPLICATION ENGINEERING
ROLLS-ROYCE SOLUTIONS AMERICA
About the Author 

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