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MarineSolar advances clean energy trial at sea

26 May 2026

Pioneering clean energy company MarineSolar Energy Solutions™ has conducted a pilot trial of its advanced NanoDeck™ photovoltaic (PV) energy system on RTM Cook, a Rio Tinto-owned vessel, as part of a non-commercial evaluation of the technology in real-world marine conditions*. The trial marks a sign

MarineSolar Energy Solutions™ has successfully initiated a pilot trial of its innovative NanoDeck™ photovoltaic system aboard the Rio Tinto-owned bulk carrier RTM Cook. This non-commercial evaluation assesses the performance of advanced solar energy harvesting technology in harsh, real-world marine environments. By integrating high-efficiency PV panels directly onto the deck, the project aims to reduce reliance on auxiliary engines, potentially lowering fuel consumption and carbon emissions for large merchant vessels operating across diverse international shipping lanes and global ports.

The integration of renewable energy systems like NanoDeck™ must strictly adhere to the International Maritime Organization’s MARPOL Annex VI regulations concerning air pollution and energy efficiency. Compliance with SOLAS Chapter II-1, which governs electrical installations and fire safety, is critical for vessel operations and technical departments. Classification societies such as DNV or Lloyd’s Register require rigorous testing to ensure that solar arrays do not compromise structural integrity or electromagnetic compatibility, ensuring that clean energy adoption remains consistent with established maritime safety standards.

Chief engineers and second engineers must closely monitor the integration of these photovoltaic systems into existing power management grids. These technical officers need to understand the maintenance requirements for solar arrays in salt-laden environments to prevent corrosion and electrical faults. As the industry shifts toward decarbonization, engineering teams will be expected to oversee the monitoring of energy output data and ensure that the NanoDeck™ system operates seamlessly alongside traditional auxiliary diesel generators without disrupting vessel safety protocols.

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