Croatian Firm’s CULIS Methodology Revolutionizes Shipbuilding for a Green Future

In a significant stride towards modernizing the shipbuilding industry, a team of researchers led by Zoran Kunkera from Leaera d.o.o., a business consulting firm based in Zagreb, Croatia, has proposed a methodology that could revolutionize the way shipyards operate. The study, published in the journal ‘Eng’ (Engineering), outlines a comprehensive approach to transforming shipbuilding into a smart, green, and lean industry, aligning with the European Union’s climate-neutral goals by 2050.

The methodology, known as the “CULIS” (Connect Universal Lean Improvement System), is designed to integrate digital technologies and lean tools into shipbuilding processes. According to Kunkera, this approach not only accelerates the implementation of these tools but also encompasses three critical transformations: lean, digital, and green. “The methodology results in a ‘quick’ implementation of tools and doctrines—with an approximately 36-month total duration of the process—but also encompasses as many as three transformations: Lean, digital, and green,” Kunkera explained.

The current pilot phase of the methodology has already shown promising results. The observed shipyard has seen a 21% increase in productivity and a 38% reduction in sales process costs. These improvements highlight the potential of the CULIS methodology to enhance competitiveness and profitability in the shipbuilding sector.

For maritime professionals, the implications are substantial. The integration of Industry 4.0 technologies, such as digital twins, artificial intelligence, and the Internet of Things (IoT), can streamline operations, reduce waste, and improve efficiency. This transformation is not just about adopting new technologies but also about fostering a culture of continuous improvement and sustainability.

The green aspect of the methodology is particularly relevant in the context of the European Union’s climate-neutral goals. By reducing emissions and improving resource efficiency, shipyards can contribute significantly to the fight against climate change. This aligns with the broader trend in the maritime industry towards sustainability and environmental responsibility.

The commercial opportunities are vast. Shipyards that adopt the CULIS methodology can position themselves as leaders in the smart and green shipbuilding sector, attracting environmentally conscious clients and investors. The methodology’s focus on lean principles ensures that resources are used efficiently, reducing costs and increasing profitability.

In summary, the CULIS methodology proposed by Zoran Kunkera and his team offers a comprehensive approach to transforming the shipbuilding industry. By integrating lean, digital, and green principles, shipyards can enhance their competitiveness, profitability, and sustainability. The initial results from the pilot phase are promising, and further analyses are expected to reveal even greater improvements in the future. As the maritime industry continues to evolve, the CULIS methodology could well become a cornerstone of smart and green shipbuilding.

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