algae as a rich source of hydrocarbons外语英文电子书

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1、ClickHere&UpgradeExpandedFeaturesPDFUnlimitedPagesCompleteDocumentsAlgaeasarichsourceofhydrocarbonsRavishankarG.A.andSaradaR.PlantCellBiotechnologyDepartmentCentralFoodTechnologicalResearchInstituteMysore-570020,India.PresentationatEnergyBioscienceStrategyforIndiaSeptember10-11,2007,NewDe

2、lhiClickHere&UpgradeExpandedFeaturesPDFUnlimitedPagesCompleteDocumentsIncreasingenvironmentalpollutionandcarbondioxideemissionsduetofossilfuelcombustionandpossibleglobalwarminghavechallengedtheworldGlobalprimaryproductionisestimatedtobeabout2X1011tonsoforganicmatterperannum,producedbyphot

3、osyntheticfixationof8X1010tonsofcarbonAlgalphotosynthesisalonerepresentsabout40%ofthisenormous(8X1010tons)quantityClickHere&UpgradeExpandedFeaturesPDFUnlimitedPagesCompleteDocumentsMicroalgaeasasourceofenergyØMicroalgaecanbeusedasasourceofbiofuelslikehydrogen,methane,alcohol,hydrocarbonsa

4、ndfats.ØCulturesofAnabaena,Spirulina,Oscillatoria,Chlorogloea,Nostoc,MestigocladusandChlamydomonasreinharditiiwerereportedfortheproductionofhydrogen.ØAnabaenaflos-aquaehasbeenreportedtoproducemethanegas.ØGenerationofelectricitybyimmobilizedcyanobacterialspeciesMestigocladusandPhormidiumon

5、toSnOoptically2transparentelectrodes.ØThealgaBotryococcusbrauniihasbeenshowntoyield70%ofhydrocarbon.ClickHere&UpgradeExpandedFeaturesPDFUnlimitedPagesCompleteDocumentsChemicalCompositionofAlgaeExpressedonADryMatterBasis(%)ProteinCarbohydratesLipidsNucleicacidStrainScenedesmusobliquus50-56

6、10-1712-143-6Scenedesmusquadricauda47-1.9-Scenedesmusdimorphus8-1821-5216-40-Chlamydomonasrheinhardii481721-Chlorellavulgaris51-5812-1714-224-5Chlorellapyrenoidosa57262-Spirogyrasp.6-2033-6411-21-Dunaliellabioculata4948-Dunaliellasalina57326-Euglenagracilis39-6114-1814-20-Prymnesiumparvum

7、28-4525-3322-381-2Tetraselmismaculata52153-Porphyridiumcruentum28-3940-579-14-Spirulinaplatensis46-638-144--92-5Spirulinamaxima60-7113-166-73-4.5Source:Becker,(1994)Synechoccussp.6315115Anabaenacylindrica43-5625-304-7-ClickHere&UpgradeExpandedFeaturesPDFUnlimitedPag