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3D-printed porous media

27 August 2024

Almost every item we touch is created by industrial processes that involve heat exchangers, separators, and catalytic reactors. These critically depend on heat and mass transfer between gases, liquids, or solids. Learn more about 3D-printed porous media for process engineering.

HOW TO APPLY

滨尘补驳别:听Ben Houlton聽working on 3D printed porous media.

Chemical engineering design involves maximising heat and/or mass transfer rate, whilst minimising the pressure drop. Traditionally, design choices have been limited by manufacturing methods using tubes, plates and randomly-packed particles. Our research shows that 3D printing introduces new possibilities for the design of optimal geometrically-complex flow channel structures, potentially enabling game changing performance in a variety of applications.

This research programme is funded by the Ministry of Business, Innovation and Employment (MBIE) ($9,812,550 over five years, 2019 to 2024) and addresses all aspects of 3D printing in chemical engineering, from the design of the pore structure and materials, to the design of the 3D printers themselves. Our team comprises chemical engineers, mechanical engineers, biologists, computer scientists and materials scientists dedicated to disrupting 130 years of chemical engineering science.

Research objectives

Our first research aim is to use magnetic resonance imaging (MRI) and computational fluid dynamics (CFD) to investigate fluid flow and characterise heat and mass transfer in 3D-printed structured porous materials. This will allow us to define the equations needed for the chemical engineering design process.

Publications from this research so far include:

Erfani, N., Symons, D., Fee, C., & Watson, M. J. (2024). .听Heat Transfer Engineering, 1-9. https://doi.org/10.1080/01457632.2024.2355835

Erfani, N., Symons, D. Fee, C., & Watson, M. J. (2024). .听Chemical Engineering Research and Design.

Our second research aim enables the physical design of microstructure objects. First, we will use computer science to circumvent the large file sizes and long rendering times associated with 3D printing fine porous structures. Then, we will use machine learning to optimise porous geometries.

Publications from this research so far include:

Erfani, N., Symons, D., Fee, C., & Watson, M. J. (2023) .听Chemical Engineering Science, 267, 118347.

Our third research aim is to understand the effects of our 3D printing method on material properties. This will enable us to develop new, highly specialised material formulations. Combined with the results of our other research aims, this will enable us to develop and characterise applications of structured porous materials such as catalytic reactors, tissue scaffolds and purification processes.

This research resulted in the creation of the spin out company Precision Chroma () where this patented 3D Printed Monolith Absorption (PMA) column technology is being used to process unclarified cell cultures or other solid laden fluid products. This technology has the potential to transform the separations industry.

Precision Chroma is led by Dr Sean Feast, an Associate Investigator with BIC, who completed his PhD in the early part of this research programme.

Funders and collaborators
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