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Client: Vattenfall

Revolutionizing Nuclear Energy Optimization: A Game-Changer for Efficiency

Energy
Automation & AI-driven decision, Machine learning, Nearest-neighbor optimization
Nuclear fuel replacement is complex and expensive, with every unnecessary movement costing millions. Vattenfall collaborated with Savantic to develop Loadmaster, an AI-powered optimization tool that automates core planning. By cutting planning time from weeks to a day and increasing efficiency, Loadmaster is redefining nuclear energy management—saving costs, reducing waste, and boosting reactor output.

Challenge

Millions Lost to Manual Core Planning

At the Forsmark nuclear power plant, replacing spent fuel rods was a costly, time-consuming task. Every unnecessary movement of fuel assemblies cost 200,000 SEK, while safety restrictions and efficiency goals added complexity. Physicists needed 4-8 weeks to manually create a new configuration map, leaving millions in potential savings untapped.

Solution

Automation with Loadmaster

Enter Loadmaster, an advanced optimization tool built by Savantic. By leveraging cutting-edge algorithms, including nearest-neighbor optimization, Loadmaster automates core configuration planning:

  • Calculates the optimal placement of fuel assemblies to maximize energy output and minimize movements.
  • Reduces time spent on configuration from weeks to a single day.
  • Delivers smarter configurations than manual methods, enabling savings of 12-15 million SEK annually by reducing the number of new fuel assemblies required.

Result

Higher Output, Lower Costs

Loadmaster provides Forsmark with:

  • 15% higher reactor output, generating major revenue gains.
  • Reduced uranium use, cutting costs and nuclear waste.
  • Freed-up physicists, driving innovation and safety.

Loadmaster not only delivers savings but sets new global standards, now adopted by Westinghouse for their consulting on the US market.

Savantic built Loadmaster from scratch, integrating it seamlessly with safety and reactor modeling systems, showcasing the transformative impact of bold innovation and cutting-edge technology.

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