Prof Lilia Ahrné - Teagasc€¦ · Microsoft PowerPoint - 07 Prof Lilia Ahrne Author: Oliver.Shine...
Transcript of Prof Lilia Ahrné - Teagasc€¦ · Microsoft PowerPoint - 07 Prof Lilia Ahrne Author: Oliver.Shine...
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Prof Lilia Ahrné
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Consumer needs• Healthy & Tasty• Convenience• Tailored functionality• Personalised products
Sustainability/ economy• Resource Effective Processes (Water,
Energy, Waste)• Shorter and tailored processes• Circular economy• Shorter food chains
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Non - thermal processing
Structure processing
Powder formulations
smart combinations of processing
and packaging
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Plasma
Ultrasounds
Pulsed Electric Fields
High pressure processing
Membrane processing
www.pulsemaster.com
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Nandiyanto & Okuyama (2011)
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Food composite structures with low water or fat
Prof Erich Windhab,Swiss Federal Institute of Technology
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Pressure induced (450 Mpa and 25C ; 30 min) gels of β-lactoglobulin
Devi et al, 2013
High Pressure Processing3D printing
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Right and Simple
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Improving processing efficiency
Extraction/fractionation (Circular
economy)
Process intensification
small scale processing units
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In a non optimised process there is a potential to
reduce energy consumption by 50%
In a optimised process there is a potential of reduce
further 10% the energy consumption
Optimise the process
Technologyshift
Reuseof energy
Holistic approaches
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Van der Goot et al. (2016) Concepts for further sustainable production of foods,journal of food engineering
Conventional process Concentrated process
Separation of wheat flour in starch and gluten
vrs
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Conventional mixing Powder-powder mixing
Powder
vs.
Powder
+ heat
a. Pouringb. Sprayingc. Vapor
Often non-even liquid distributiondue to agglomerates (a, b)
Prof Erich Windhab,Swiss Federal Institute of Technology
Powder – liquid mixing
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Ambient storage
cold storage
Ambient stored milk will be the better choice already after 1–2 days inthis case with Swedish average electricity mix.
Kristian Jelse, Elin Eriksson and Elin Einarson (2009)
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Shorter time/ Improved quality
High Pressure Processing
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Insects, pulses, food from the forest, food from the sea……
Wood chips into ediblestarch
Sustainable chains need to be developed!
protein-rich micro-algae
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