Producing fuel ethanol from energy hygrophyte duckweed
Abstract
throughComponentanalysis tokindofduckweeds,3Highstarchvaritieswere screenedout:spirodela oligorrhizaS3,
[],[]]S1thenSpirodelaPolyrhizaV7,thecorrespondingstarch contentswas47.86%,41.45%and39.69%.accordingTo
thestructuralcharacteristicofduckweed,hydrolysisEfficiencyof
ofEnzymatichydrolysisanddifferentconcentrationsofacidHydrolysis,was
compared,then,hydrolysistechnologywasconfirmedwhen theBoilingwaterBathfor
2Handacidconcentrationwas4mol/L,Thehydrolysisefficiencyreached93.52%.throughstudyingonEthanolfermentationfou
ndOff thereasonthathydrolyteofduckweedCouldn ' tbefermentednormallyand
""fermentationEfficiencyof,Ethanolreached91.83%whenusingwaterextractstohy-drolyte.
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