adsorption cooling for india’s cold chain · 2018-12-13 · lack of cold chain due to poor...
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Acknowledgements
AdsorptionCoolingforIndia’sColdChainCreatingUsefulColdwithWasteHeatAdamRieth,Dr.SelmaDuhović,Prof.MirceaDincāMassachusettsInstituteofTechnology
Problem:
AgriculturalSectorProduction:81billionkgfruits&162billionkgveg.2
GDP:17%ofIndia,350billiondollars2
AnnualWaste:40-50%F&V2 and20-30%fish1
Why?:LackofColdChainduetoPoorElectricitySupply!ColdChainMarketsize$2.0B(2009),$4.7B(2013),$12.8B(2017)1Capacity:<11%ofproductionofperishables
ProposedSolution:
Off-GridAdsorptionCoolingSystems
• AdsorptionHeatpumpsmaybepoweredbywasteheatfromanengine orgenerator.
• Cogenerationofheatwithelectricitygreatlyimprovestheefficiencyofenergyutilizationofafuel.
• NovelhighsurfaceareaadsorbentscalledMetal-OrganicFrameworksallowtuningofpressureofrefrigerantadsorption,andadsorbmuchmorerefrigerant.
• Miniaturizationofadsorptionsystemswithimprovedsorbentswillallowintegrationintomobilerefrigeratedtrucks,aswellasvillage-scalecropcoldstorage.
References1.Assocham,USCommercialService,ReedAnalysis2.YESBank-DutchEmbassyCollaborativeStudy
3.Trane;AHandbookonLow-EnergyBuildingsandDistrict-EnergySystems4.Wade, Dincă. et.al.EnergyEnviron.Sci. 2013, 6, 2172.
Compression cooling cycle uses electricity and ozone-
depleting refrigerants
Sorption cooling cycle uses waste heat, water, and
sorbents.
Chemistry–Canwedesignandsynthesizehighsurfaceareawater-stablematerials?
Engineering–Areourmaterialsscalable?–Canweincorporatethemintoafunctionaldevice?
Implementation–Doesiteconomicallysolvetheproblemofoff-gridcoldstorage?
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NewMaterials:LargeUptakes,TunableIsotherms