Effects of operational parameters on the hydrothermal liquefaction of Enteromorpha prolifera

来源 :The 4th International Conference on Biomass Energy Technolog | 被引量 : 0次 | 上传用户:lcxlllwho
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  Macroalgae,such as Enteromorpha prolifera(EP),has recently bloomed due to the eutrophication of seawater in eastern China.However,EP may be utilized as a renewable feedstock to produce biocrude oil through hydrothermal liquefaction(HTL).An orthogonal design was applied to investigate the effects of changing the operational parameters,including the holding temperature(260,290,320 ℃),the retention time(30,60,90 min)and the total solid content(TS)(10,20,30%)on the HTL of EP.The highest biocrude oil yield was 13.89%at 320 ℃,a retention time of 60 min,a TS of 10%,and an oil higher heating value(HHV)of 33.51 MJ/kg.The relatively low oil yield was probably due to the high content of ash(29.16%)in EP.GC-MS analysis indicated that the biocrude oil mainly consisted of hydrocarbons,ketones,esters,aldehydes,and nitrogen-containing compounds.
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