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Ozkan, Leyla; Erguder, Tuba H.; Demirer, Goksel N.
{ "DOI": "10.1016/j.ijhydene.2010.10.006", "abstract": "Sugar processing wastewater and beet-pulp are two major waste streams of sugar-beet processing plants. Contrary to wastewater, beet-pulp is generally used as animal feed in cattle-raising industry. However, it can serve as a substrate for bio-hydrogen production which corresponds to a higher valorization of beet-pulp. Moreover, pretreatment of lignocellulosic materials like beet-pulp is needed in order to improve overall energy efficiency and enable economic feasibility of bio-hydrogen production. Therefore, the effect pretreatment methods (alkaline, thermal, microwave, thermal-alkaline and microwave-alkaline) on bio-hydrogen production from sugar beet-pulp through dark fermentation were investigated in this study. Reactors pretreated with alkaline, microwave-alkaline and thermal-alkaline methods yielded significant solubilization of beet-pulp compared to others. Therefore, in the second phase of the study, they were used to pretreat the beet-pulp which was then subjected to dark fermentation for bio-hydrogen production. Maximum bio-hydrogen production yield of 115.6 mL H-2/g COD was observed in reactor which contained alkaline pretreated beet-pulp. (C) 2010 Professor T. Nejat Veziroglu. Published by Elsevier Ltd. All rights reserved.", "author": [ { "family": "Ozkan", "given": " Leyla" }, { "family": "Erguder", "given": " Tuba H." }, { "family": "Demirer", "given": " Goksel N." } ], "container_title": "INTERNATIONAL JOURNAL OF HYDROGEN ENERGY", "id": "22479", "issue": "1", "issued": { "date-parts": [ [ 2011, 1, 1 ] ] }, "page": "382-389", "title": "Effects of pretreatment methods on solubilization of beet-pulp and bio-hydrogen production yield", "type": "article-journal", "volume": "36" }
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