Evolvable Process Design (EPD)

Lead Research Organisation: Newcastle University
Department Name: Chemical Engineering & Advanced Material

Abstract

The aim of this research lies in the design and manufacture of an Evolvable Process Design (EPD) reactor platform such that 'evolved' chemical reactions can be investigated for the first time. This will be achieved by developing a novel engineering approach to the design and construction of a chemical reactor system that combines three crucial elements: (1) a chemical process system, (2) a feedback / GA-managed control system, and (3) chemical building blocks that can reversibly bind together. The development of this system will allow the selection of a chemical system that has the correct properties to allow evolution (i.e. ability to mate, produce off- spring, and live or die depending on the fitness landscape applied to the system). By combining these key three elements the EPD-system aims to utilise feedback and selection mechanisms based on spectroscopic properties of the system / molecules / materials being evolved. These reactors will be designed to examine chemical evolution, the proof of principle that this approach is viable and then the eventual extension to three key example areas including drug design, catalysis discovery and new materials discovery. This approach is of great relevance to the process industries since, by adopting an evolvable approach to the new molecules/material once the system identifies the route to climb the fitness landscape, the optimal process will be discovered at the same time. In other words, once you have your product you have your process . This will result in an order of magnitude change in the time-to-market of new products. The system will be designed to be intrinsically scaleable and continuous, meaning that scale of production will not be an issue. In addition to the process industries, reactor-based chemical evolution, has the potential to initiate a career study to simulate, or re-create, the fundamental chemical processes that are related to the emergence of life and complexity in chemistry.

Publications

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Ahmed S (2018) Thermal performance of meso-scale oscillatory baffled reactors in Chemical Engineering and Processing - Process Intensification

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Ahmed S (2018) Mass transfer enhancement as a function of oscillatory baffled reactor design in Chemical Engineering and Processing - Process Intensification

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González-Juárez D (2017) Residence time distribution in multiorifice baffled tubes: A numerical study in Chemical Engineering Research and Design

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Law R (2018) Development of a more robust correlation for predicting heat transfer performance in oscillatory baffled reactors in Chemical Engineering and Processing - Process Intensification

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McDonough J (2018) The mesoscale oscillatory baffled reactor facilitates intensified kinetics screening when the solvent is removed in Chemical Engineering and Processing - Process Intensification

 
Description 1. Various entirely novel designs of "Mesoscale" Oscillatory Baffled Reactor were characterised.

2. Helically baffled reactors were shown to have an unusually broad operating wndow for plug flow, and have been characterised, and scaled up.

3. A design was developed for biodiesel production as the 2 immiscible fluids presented particular problems.

4. Dynamic screening was developed for a range of applications including biodiesle production and imine synthesis. This is a rapid method of determining optimal conditions for processes, by rapidly moving between different steady states.

5. A new design of "heat pipe reactor" has been developed to cope with reactions with significant exotherms.
Exploitation Route One prototype unit has been sold to a commercial partner, with a view to ongoing development as a product. The research can be exploited via commercial sales of the process screening unit that has been developed as part of this work.

The work has continued to this day.
(I) We now investigate 3D-printed versions of these reactors.
(ii) Heat pipe reactors are still being developed
(iii) We have developed new designs of oscillator unit
Sectors Chemicals,Manufacturing, including Industrial Biotechology

 
Description Used as the basis for a flow chemistry platform that is still being developed. One unit has been sold.
First Year Of Impact 2011
Sector Chemicals
Impact Types Economic

 
Description Responsive Mode
Amount £91,000 (GBP)
Funding ID EP/F067372/1 
Organisation Engineering and Physical Sciences Research Council (EPSRC) 
Sector Public
Country United Kingdom
Start 06/2009 
End 06/2012