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Nature-inspired bio-Syngas Technologies for Olefins Synthesis

Lead Research Organisation: UNIVERSITY COLLEGE LONDON
Department Name: Chemical Engineering

Abstract

Environmental and economic concerns related to the excessive use of fossil fuels, together with opportunities in circular economy and carbon negative technologies are paving the way for a fundamental reorganisation of the chemical industry. Oil refineries are being redesigned to couple petrochemical processes with bio-based productions and new thermo-chemical technologies more suited for small-scale operation. In this context, the invention of new (or restructured) processes for the synthesis of renewable intermediates, such as olefins generated from biomass is of crucial importance, since these molecules are fundamental building blocks for polymers, fuels and chemical industry. In order to unlock the transition to bio-substitutes in energy and manufacturing sectors, resource efficiency, process flexibility and intensification are of critical importance. To achieve these goals, we propose to employ a Nature-Inspired Solution (NIS) methodology, as a systematic platform for innovation and to inform transformative technology. The NIS methodology will be used to design and optimise modular bio-syngas conversion methods to manufacture "green" chemical products, including bio-olefins, at a scale suitable for decentralised applications. The research will focus on the novel concept of Sorption Enhanced Olefin Synthesis (SEOS), and the integrated design and performance of key system components (Synthesis Reactor - Catalysts Configuration - Life Cycle Analysis) to provide information on the underpinning reaction mechanisms, engineering performance and system dynamics that will facilitate deployment of future bio-based manufacturing plants.

Publications

10 25 50
 
Description The project has demonstrated the viability of sorption-enhanced techniques for the production of renewable olefins from waste and biomass-derived feedstock. Experimental work has identified best catalysts combination and operating conditions for selective ethylene and propylene production from syngas, using an intensified, nature-inspired process called SEOS (sorption-enhanced olefin synthesis). Advanced imaging techniques have informed SEOS reactor design, exploiting different fluidization behaviour of solid powders of different densities and particle sizes. Rigorous Life Cycle Analysis has demonstrated environmental benefits compared to other processes.
Critical parts relate to the upstream thermochemical treatment of biomass and waste feedstock through gasification, which still require substantial demonstration for continuous operation at large (semi-commercial) scale.
Exploitation Route The work will progress through parallel funding for prototype operation and demonstration, which in turn will inform future commercialization strategy. Some of the results have already benefitted our industrial partners for design of future gas cleaning and biorefinery processing steps for sustainable manufacturing of chemicals.
Sectors Chemicals

Energy

Environment

Manufacturing

including Industrial Biotechology

 
Description Carbon-Neutral Catalytic Conversion of Waste Products (Plastic/MSW) to High-Value Added Chemicals
Amount £300,000 (GBP)
Organisation Saudi Basic Industries Corporation 
Sector Private
Country Saudi Arabia
Start 09/2022 
End 09/2026
 
Description Industrial Fellowships - Energy Thematic Round 16
Amount £86,775 (GBP)
Funding ID IF2223B-117 
Organisation Royal Academy of Engineering 
Sector Charity/Non Profit
Country United Kingdom
Start 04/2023 
End 04/2025
 
Description RECORD: RECycled Olefins Reactor Demonstrator
Amount £620,407 (GBP)
Organisation Engineering and Physical Sciences Research Council (EPSRC) 
Sector Public
Country United Kingdom
Start 03/2025 
End 02/2027