Siemens Energy is leveraging its dedicated additive manufacturing facility in Finspång, Sweden, to redesign critical burner and combustor components specifically for hydrogen-fuele...

Siemens Energy is leveraging its dedicated additive manufacturing facility in Finspång, Sweden, to redesign critical burner and combustor components specifically for hydrogen-fueled turbine applications. The initiative focuses on optimizing internal cooling geometries and fuel-air mixing pathways that are impossible to manufacture via traditional casting or machining methods. By utilizing Laser Powder Bed Fusion (LPBF) technology, the engineering team is producing complex internal structures using high-temperature superalloys to withstand the distinct combustion characteristics of hydrogen. This localized production strategy allows for rapid iteration cycles, moving from digital design to functional prototype testing within weeks rather than months.

This development highlights the critical role of additive manufacturing in overcoming the technical barriers associated with hydrogen combustion, specifically flame stability and flashback risks. While competitors like GE Vernova and Mitsubishi Power are also exploring hydrogen-ready turbines, Siemens Energy is differentiating itself by integrating full-scale AM production directly into its existing turbine service and manufacturing hub. The global hydrogen turbine market is projected to grow at a significant CAGR as utilities transition away from natural gas to meet decarbonization mandates. By mastering the production of these high-complexity components, Siemens Energy secures a strategic advantage in the power generation value chain, moving beyond simple spare parts to core engine redesign.

This shift signals a transition where additive manufacturing moves from a prototyping tool to a primary production method for mission-critical energy infrastructure. As hydrogen adoption scales, the ability to print durable, high-performance combustors will become a key determinant for turbine efficiency and operational longevity. Industry observers should monitor the transition of these LPBF-printed components from pilot testing to full-scale commercial deployment in the European energy grid over the next 24 months.