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Integration of banana crop residues as biomass feedstock into conventional production of first‐generation fuel ethanol from sugarcane: a simulation‐based case study
Biofuels, Bioproducts and Biorefining ( IF 3.9 ) Pub Date : 2021-02-02 , DOI: 10.1002/bbb.2191
Priscila Katerine Souza 1 , Rodrigo Battisti 1, 2 , Ozair Souza 3 , Noeli Sellin 3 , Ricardo Antonio Francisco Machado 1 , Cintia Marangoni 1
Affiliation  

Sugar‐based feedstock of banana crop residues (pseudostem, peel, and rejected fruits) were integrated into first‐generation sugarcane ethanol production through simulated proposals using Aspen Hysys®. Different contents of sugars (6.5, 10, 15, 20, and 22 wt%) in the concentrated broth from banana residues were evaluated. The increase in sugar content in the broth led to an increase of 25% in the energy requirement of the evaporation stage. However, there was a reduction up to 55.31% in the energy requirement of the ethanol recovery stage with 22 wt% of sugar content. Addition of residue broth of 6.5, 10 and 15 wt% until the sugarcane broth is diluted by 20 wt% led to an increase in fermentation volume of 14.3, 19.2 and 39.7%, and an increase in ethanol productivity of 4.1, 7.9 and 26.1%, respectively. The integration of banana crop residues for a scaled‐up process showed technical viability, producing 21.97 ton h–1 of ethanol 99.50 wt%, although energy requirements of biomass pretreatment steps are still a limiting factor for the industry. © 2021 Society of Chemical Industry and John Wiley & Sons, Ltd

中文翻译:

香蕉作物残渣作为生物质原料整合到传统的甘蔗第一代燃料乙醇生产中:基于模拟的案例研究

通过使用AspenHysys®的模拟建议,将香蕉农作物残留物(假茎,果皮和不合格水果)的含糖原料整合到第一代甘蔗乙醇生产中。评价了来自香蕉残渣的浓缩肉汤中糖的不同含量(6.5、10、15、20和22 wt%)。肉汤中糖含量的增加导致蒸发阶段的能量需求增加25%。但是,乙醇回收阶段的能源需求降低了55.31%,糖含量为22 wt%。添加6.5、10和15 wt%的残留肉汤,直到甘蔗肉汤稀释20 wt%为止,导致发酵量增加14.3%,19.2%和39.7%,乙醇生产率提高4.1%,7.9%和26.1% , 分别。–1的乙醇为99.50 wt%,尽管生物质预处理步骤的能源需求仍然是工业的限制因素。©2021化学工业协会和John Wiley&Sons,Ltd
更新日期:2021-02-02
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