Electromagnetic induction heating offers a new route for biomass conversion

Faster heating and magnetic catalysts could improve energy efficiency and chemical selectivity

Journal of Bioresources and Bioproducts

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Faster heating and magnetic catalysts could improve energy efficiency and chemical selectivity.

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Credit: School of Advanced Energy, Shenzhen Campus of Sun Yat-sen University, Sun Yat-sen University, Shenzhen 518107, China zejunluo@cityu.edu.hk

Turning biomass into fuels and valuable chemicals requires substantial heat, and conventional heating methods can consume considerable energy while limiting control over reaction pathways. Electromagnetic induction heating offers an alternative by generating heat through an alternating magnetic field, either in conductive reactor materials or in magnetic particles incorporated into the reaction system.
The review, published in the Journal of Bioresources and Bioproducts, examines the use of this technology across biomass thermochemical conversion, including pyrolysis, gasification and the upgrading of biomass-derived platform molecules. These processes can transform renewable feedstocks into products such as bio-oil, biochar, synthesis gas and higher-value chemicals.
According to the literature reviewed, induction heating can achieve heating rates of around 80 °C per second under suitable conditions, while energy efficiency improvements of more than 20% have been reported. In one cited study, energy consumption during biomass pyrolysis was reduced by 26.5%. These figures come from individual studies and should not be interpreted as universal performance guarantees.
A key feature of the technology is its compatibility with magnetic catalysts. Rather than relying solely on heat transferred from a reactor wall, magnetic materials can generate heat locally under an alternating magnetic field. This approach may improve contact between heat sources and reactants, accelerate catalytic reactions and influence the selectivity of target products. The review discusses examples involving the conversion of furfural and other biomass-derived molecules into useful chemicals.
However, the authors emphasize that promising laboratory results do not yet establish industrial readiness. Reactor scale-up can introduce uneven temperature distributions, while the interactions among electromagnetic fields, heat transfer, mass flow and chemical reactions remain insufficiently quantified. Catalyst design also involves balancing magnetic heating performance with catalytic activity and stability.
The review identifies three priorities for future research: developing and validating multiphysics models, designing magnetic catalysts with balanced heating and catalytic properties, and understanding how reactor scale-up affects temperature uniformity and product selectivity. Addressing these challenges will be essential to determine whether induction-heated biomass conversion can become a practical alternative to established industrial processes.
 

 

See the article:

DOI

https://doi.org/10.1016/j.jobab.2026.100309

Original Source URL

https://www.sciencedirect.com/science/article/pii/S2369969826000812

Journal

Journal of Bioresources and Bioproducts

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Journal

Journal of Bioresources and Bioproducts

DOI

10.1016/j.jobab.2026.100309

Method of Research

Literature review

Subject of Research

Not applicable

Article Title

Electromagnetic Induction Heating Initiates Thermochemical Conversion of Biomass to Produce Energy and High Value Chemicals

Article Publication Date

14-Oct-2026