Torben Nørgaard, Chief Technology Officer – Energy & Fuels of Mærsk Mc-Kinney Møller Center for Zero Carbon Shipping, recently spoke with Singapore-based bunkering publication Manifold Times, ahead of the Asia Pacific Maritime (APM) 2024 to be held on 13 to 15 March.
Nørgaard weighed in on the importance of alternative bunker fuels and maritime technologies, top maritime decarbonisation research the centre is involved in and growing traction for dual-fuelled vessels. He also gave his take on Singapore’s role in supporting decarbonisation in shipping worldwide.
MT: With talks of maritime decarbonisation, do you think more attention should be given to alternative marine fuels or maritime technologies such as improved ship design, wind assisted propulsion and digital fleet management systems? Or do you think both are equally important in achieving decarbonisation? Why?
Both maritime technologies and new bunker fuels are equally important for decarbonising the shipping industry. On one hand, the best fuel to decarbonise the industry is the fuel we do not use at all. Hence, improving technologies to drive energy efficiency is the most effective way to reduce emissions, as it focuses on minimising fuel consumption. It can contribute to 30 to 40% of the necessary emissions reductions. However, vessels will still require fuel, making the development of new, cleaner fuels essential for the remaining 60-70%.
The technologies for energy efficiency come at a relatively low cost and can be implemented quickly across a value chain and within a controlled environment. That’s why the IMO’s short-term measures focus on accelerating energy efficiency in vessels – it’s vital for achieving the 2030 decarbonisation goals. However, that is not enough; you also need alternative fuels to operate in parallel.
Developing new fuels requires more time and investment for building production plants. Nonetheless, it’s urgent to start now so that new fuels can scale up to meet the industry’s needs.
In short, maritime technologies and new marine fuels are equally important and must be developed in parallel to decarbonise the shipping industry successfully.
MT: What maritime technologies and alternative fuels do you think the industry should be focusing and investing in?
When it comes to alternative fuels, there’s no single winner. They all need to be mobilised in parallel to meet the targets. Methane, methanol, ammonia and bio-oils are strong contenders. These fuels must be developed and deployed in parallel to meet decarbonisation targets.
Let’s break maritime technology into two equally important categories for achieving our goals.
First, we look at technology energy efficiency. These technologies improve the vessel’s physical operation, allowing it to cover the same distance and carry the same cargo using less fuel. We can implement this today at a relatively low cost compared to fuel alternatives.
Second, we have operational energy efficiency. This focuses on optimising how we do business in the industry. How can we share data more effectively, comply with “just in time” principles, and optimise routes and cargo loads across vessels? Optimising these processes lets us transport the same amount of cargo while intelligently reducing fuel consumption.
This area is still developing, especially when sharing data across companies to optimise for emissions reduction rather than just individual company profits. Some regulatory and policy changes will be required to utilise these strategies fully, and I look forward to discussing the influence of these initiatives in supporting the energy transition of the maritime industry at a conference session at the upcoming Asia Pacific Maritime 2024.
In this session, titled A Net Zero Carbon Maritime Industry – Will We Ever Get There, alongside fellow industry experts, we also hope to address the economic and operational impacts of pursuing a net-zero carbon maritime sector.
MT: Could you highlight some of the top research the centre has done on maritime decarbonisation and the results so far? How can these findings help the maritime sector decarbonise?
We are seeing significant interest in lifecycle assessment (LCA) methodology. We’re proud to have developed a robust methodology recognised as an industry-wide standard for the maritime sector. Our work aligns with and supports ongoing initiatives within the IMO, and we’ll continue to push for its operational adoption.
Another area where we’re driving change is in our “book and claim” initiative. This demonstration project focuses on cross-company, cross-sector fuel consumption, linking the green attributes of fuels with the cargo associated with the highest willingness to pay. This innovative trading mechanism will help close the gap between the cost of current fuels and the reality of operating on new, greener alternatives, ultimately driving larger investments.
On the vessel development front, our NOGAPS project is making significant progress in the designing and certifying of an ammonia-fuelled vessel. We’ve obtained approval in principle from a classification society and will continue to push for the construction of this vessel. This work paves the way for one of the most promising decarbonisation pathways – ammonia – by documenting design, establishing operational procedures, and providing a replicable model for the industry.
MT: What is your view on the growing traction for dual-fuelled vessels in the orderbook? How does the orderbook trend reflect on the shipping sector’s attitude towards decarbonisation?
The growing adoption of dual-fuelled vessels is a clear sign that the industry is preparing for the decarbonisation journey ahead. There are several motivations behind this trend.
Some companies invest in dual-fuelled vessels to gain a commercial advantage as early adopters. This can attract customers with a strong focus on sustainability and secure the associated premium value. Others are preparing for future regulations that may penalise vessels unable to operate on alternative fuels. Dual-fuelled vessels provide flexibility in this evolving regulatory landscape.
Regardless of whether the motivation comes from regulatory pressure, market demand, or a combination of both, the growth of dual-fuel vessels is a positive development. It increases fleet flexibility, which will be essential as we transition to a future where fuel types and availability will vary over the region and evolve over time due to cost, competition, and technological advancements.
MT: How can Singapore, as the world’s largest bunkering hub, help the international shipping sector decarbonise?
As the world’s largest bunkering hub, Singapore must ensure a steady supply and demand balance for emerging fuels. A key strategy is integrating diverse sectors, creating a comprehensive hub that serves beyond the maritime industry. This positions Singapore as a first mover in significant investments and in establishing global standards for safety, fuel composition, and operational procedures.
Singapore’s success depends on collaboration. It needs to expand its influence to support the development of aligned hubs around it, ensuring its continued leadership position. Singapore is well-positioned to lead these efforts and can significantly contribute to the global energy transition by continuing to be the world’s largest bunkering hub and driving its development in this direction.
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Photo credit: Mærsk Mc-Kinney Møller Center for Zero Carbon Shipping
Published: 11 March, 2024