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You searched for: Subject term biomass Remove constraint Subject term: biomass Subject term bioethanol Remove constraint Subject term: bioethanol Subject term economic feasibility Remove constraint Subject term: economic feasibility Subject term lignocellulose Remove constraint Subject term: lignocellulose
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1. Engineered bacteria for valorizing lignocellulosic biomass into bioethanol

Author:
Hamed Kazemi Shariat Panahi; Mona Dehhaghi; Somayeh Dehhaghi; Gilles J. Guillemin; Su Shiung Lam; Mortaza Aghbashlo; Meisam Tabatabaei
Source:
Bioresource technology 2022 v.344 pp. 126212
ISSN:
0960-8524
Subject:
appetite; bioethanol; biomass; bioprocessing; economic feasibility; energy; ethanol; ethanol production; gasoline; greenhouses; industry; lignocellulose
Abstract:
... Appropriate bioprocessing of lignocellulosic materials into ethanol could address the world’s insatiable appetite for energy while mitigating greenhouse gases. Bioethanol is an ideal gasoline extender and is widely used in many countries in blended form with gasoline at specific ratios to improve fuel characteristics and engine performance. Although the bioethanol production industry has long been ...
DOI:
10.1016/j.biortech.2021.126212

2. Integrated strategy for coproducing bioethanol and adipic acid from lignocellulosic biomass

Author:
Bomin Choe; Shinje Lee; Hyunjun Lee; Jinwon Lee; Hankwon Lim; Wangyun Won
Source:
Journal of cleaner production 2021 v.311 pp. 127849
ISSN:
0959-6526
Subject:
adipic acid; bioethanol; biomass; biorefining; cellulose; climate change; economic feasibility; environmental impact; enzymatic hydrolysis; ethanol; fossils; fractionation; fuel production; gasoline; hemicellulose; lignocellulose; models; oils; value added; value-added products
Abstract:
... Numerous processes that produce only fuel from lignocellulosic biomass have the drawback that they are not economic. To overcome this, a biorefinery process is developed to coproduce ethanol as a renewable fuel and adipic acid as a value-added product. This strategy incorporates biomass fractionation, enzymatic hydrolysis of cellulose to ethanol, and catalytic conversion of hemicellulose to adipic ...
DOI:
10.1016/j.jclepro.2021.127849

3. Lignocellulosic biomass pre-treatment using low-cost ionic liquid for bioethanol production: An economically viable method for wheat straw fractionation

Author:
Zhila Ziaei-Rad; Jamshid Fooladi; Mohammad Pazouki; Sathyanarayana N. Gummadi
Source:
Biomass and bioenergy 2021 v.151 pp. 106140
ISSN:
0961-9534
Subject:
bioethanol; biomass; bioprocessing; delignification; economic feasibility; economic sustainability; enzymatic hydrolysis; enzymes; ethanol; ethanol production; fermentation; fractionation; glucose; hemicellulose; ionic liquids; lignin; lignocellulose; saccharification; temperature; wheat straw; xylose
Abstract:
... Low-cost Ionic Liquid (IL) is a promising method for the lignocellulosic biomass pretreatment to produce bioethanol. This study investigates utilizing low-cost IL, [TEA][HSO₄], for wheat straw pretreatment. The pretreatment was investigated in conditions characterized by a temperature of 130 °C, a high solid-to-solvent load ratio of 1:5 g/g, and 20 wt % water to separate lignin and carbohydrates f ...
DOI:
10.1016/j.biombioe.2021.106140

4. Recent Advancements in Biological Conversion of Industrial Hemp for Biofuel and Value-Added Products

Author:
Anqi Ji; Linjing Jia; Deepak Kumar; Chang Geun Yoo
Source:
Fermentation 2021 v.7 no.1 pp. -
ISSN:
2311-5637
Subject:
bioethanol; biomass; cannabidiol; cellulose; economic feasibility; energy; fermentation; hemp; lignocellulose; markets; oils; value added
Abstract:
... Sustainable, economically feasible, and green resources for energy and chemical products have people’s attention due to global energy demand and environmental issues. Last several decades, diverse lignocellulosic biomass has been studied for the production of biofuels and biochemicals. Industrial hemp has great market potential with its versatile applications. With the increase of the hemp-related ...
DOI:
10.3390/fermentation7010006

5. Techno-economic analysis of ethanol production from lignocellulosic biomass–a comparison of fermentation, thermo catalytic, and chemocatalytic technologies

Author:
Asha Devi; Ambreen Niazi; Manojkumar Ramteke; Sreedevi Upadhyayula
Source:
Bioprocess and biosystems engineering 2021 v.44 no.6 pp. 1093-1107
ISSN:
1615-7591
Subject:
bioethanol; biogasification; biomass; bioprocessing; catalysts; economic feasibility; ethanol; ethanol production; feedstocks; fermentation; forests; lignocellulose; synthesis gas
Abstract:
... Bioethanol produced from 2nd generation biomass comprising of agricultural residues and forest wastes is a viable alternate fuel. Besides fermentation and biomass gasification to syngas and its further conversion to ethanol, a direct chemocatalytic conversion of lignocellulosic biomass into ethanol is being investigated as a viable route which avoids the emission of greenhouse gases. In this work, ...
DOI:
10.1007/s00449-020-02504-4

6. Understanding Ethanol Tolerance Mechanism in Saccharomyces cerevisiae to Enhance the Bioethanol Production: Current and Future Prospects

Author:
Upasana Jhariya; Nishant A. Dafale; Shweta Srivastava; Rahul S. Bhende; Atya Kapley; Hemant J. Purohit
Source:
BioEnergy research 2021 v.14 no.2 pp. 670-688
ISSN:
1939-1234
Subject:
Saccharomyces cerevisiae; acetaldehyde; alcohol dehydrogenase; bioethanol; bioinformatics; biomass; cell growth; economic feasibility; ethanol; ethanol production; fermentation; lignocellulose; research; zinc
Abstract:
... The commercial production of bioethanol from lignocellulosic biomass is challenged by the repression of cell growth and compromised fermentation conditions. However, employing Saccharomyces cerevisiae is an economically feasible process resulting in the effective conversion of fermentable sugars to bioethanol. S. cerevisiae’s high productive feature is contributed by robust alcohol dehydrogenase a ...
DOI:
10.1007/s12155-020-10228-2

7. Feasibility assessment of the production of bioethanol from lignocellulosic biomass pretreated with acid mine drainage (AMD)

Author:
Nicholas W. Burman; Craig M. Sheridan; Kevin G. Harding
Source:
Renewable energy 2020 v.157 pp. 1148-1155
ISSN:
0960-1481
Subject:
Eragrostis curvula; acid mine drainage; bioethanol; biomass; capital; economic evaluation; economic feasibility; ethanol; fermentation; grasses; hydrolysis; lignocellulose; operating costs; remediation; saccharification; sulfuric acid
Abstract:
... A techno-economic evaluation of a lignocellulosic bioethanol facility that uses acid mine drainage for the pre-treatment of weeping love grass (Eragrostis curvula) was performed. Both separate hydrolysis and fermentation (SHF) and simultaneous saccharification and fermentation (SSF) reactor configurations were evaluated. Results were compared to an evaluation of the same process with biomass pre-t ...
DOI:
10.1016/j.renene.2020.05.086

8. Mechanocatalytic Synergy for Expedited Cellulosic Ethanol Production Compatible with Integrated Biorefinery

Author:
Xiumei Liu; Huifang Liu; Peifang Yan; Liaoyuan Mao; Zhanwei Xu; Zongchao Conrad Zhang
Source:
ACS sustainable chemistry & engineering 2020 v.8 no.6 pp. 2399-2408
ISSN:
2168-0485
Subject:
bioethanol; biomass; biorefining; catalytic activity; cellulose; corn stover; economic feasibility; economic sustainability; ethanol; ethanol production; glucose; hemicellulose; hydrolysates; hydrolysis; lignin; lignocellulose; milling; phosphoric acid; phosphorus pentoxide; saccharification; xylose
Abstract:
... Developing economically viable cellulosic ethanol process requires concentrated fermentable sugars and minimum water consumption. Biorefinery economics requires highly integrated efficiencies in the full utilization of all biomass components. Toward this objective, we have developed an enzyme-free mechanocatalytic saccharification process that combines mix-milling of P₂O₅ with lignocelluloses and ...
DOI:
10.1021/acssuschemeng.9b06018

9. Choice of Pretreatment Technology for Sustainable Production of Bioethanol from Lignocellulosic Biomass: Bottle Necks and Recommendations

Author:
Manickam Naresh Kumar; Rajarathinam Ravikumar; Senniyappan Thenmozhi; Moorthy Ranjith Kumar; Muthuvel Kirupa Shankar
Source:
Waste and biomass valorization 2019 v.10 no.6 pp. 1693-1709
ISSN:
1877-2641
Subject:
bioethanol; biomass; cost effectiveness; economic feasibility; energy; ethanol production; ethics; food crops; fuel production; lignocellulose; production technology; wastes
Abstract:
... Sustainable and renewable resources are inevitable factors for biofuel production to meet the energy and transportation fuel demand of a nation. The urge in meeting the energy demand can be achieved by intensified research on agricultural and waste biomass utilization. In recent days, advanced agricultural practice throughout the world generates surplus biomass residues and this can be utilized th ...
DOI:
10.1007/s12649-017-0177-6

10. Techno-Economic Bottlenecks of the Fungal Pretreatment of Lignocellulosic Biomass

Author:
Juliana Vasco-Correa; Ajay Shah
Source:
Fermentation 2019 v.5 no.2 pp. -
ISSN:
2311-5637
Subject:
agricultural wastes; bioethanol; biomass; biorefining; bulk density; corn stover; economic feasibility; enzymatic reactions; equipment; feedstocks; fungi; hardwood; lignocellulose; perennial grasses; sugars; temperature; wastewater
Abstract:
... Fungal pretreatment is a biological process that uses rotting fungi to reduce the recalcitrance and enhance the enzymatic digestibility of lignocellulosic feedstocks at low temperature, without added chemicals and wastewater generation. Thus, it has been presumed to be low cost. However, fungal pretreatment requires longer incubation times and generates lower yields than traditional pretreatments. ...
DOI:
10.3390/fermentation5020030
CHORUS:
10.3390/fermentation5020030

11. Techno-economic evaluation of heat integrated second generation bioethanol and furfural coproduction

Author:
Md Shahadat Hossain; Constantinos Theodoropoulos; Abu Yousuf
Source:
Biochemical engineering journal 2019 v.144 pp. 89-103
ISSN:
1369-703X
Subject:
bioethanol; biomass; computer software; corn stover; economic feasibility; energy efficiency; fossil fuels; furfural; heat; lignocellulose; liquids; profitability; surveys
Abstract:
... In a quest of alternative energy source of fossil fuels, lignocellulosic biomass is intensively studying to produce different liquid fuels and chemicals. Both fuel (bioethanol) and chemical (furfural) were produced simultaneously in this study through two different production routes, biochemical and thermochemical route. Actually, this study firstly defined production pathway in details for each p ...
DOI:
10.1016/j.bej.2019.01.017

12. Enhancing enzymatic saccharification of sugarcane bagasse by combinatorial pretreatment and Tween 80

Author:
Hongdan Zhang; Weiqi Wei; Jiajie Zhang; Shihang Huang; Jun Xie
Source:
Biotechnology for biofuels 2018 v.11 no.1 pp. 309
ISSN:
1754-6834
Subject:
bioethanol; biomass; biotransformation; cellulose; economic feasibility; enzymatic hydrolysis; ethanol; glucose; hemicellulose; hydrolysis; lignin; lignocellulose; liquids; polysorbates; saccharification; sodium hydroxide; sugarcane bagasse; sulfuric acid
Abstract:
... BACKGROUND: The recalcitrant structure of lignocellulosic biomass made it challenging for their bioconversion into biofuels and biochemicals. Pretreatment was required to deconstruct the intact structure by the removal of hemicellulose/lignin, improving the cellulose accessibility of enzyme. Combinatorial pretreatments with liquid hot water/H₂SO₄ and ethanol/NaOH of sugarcane bagasse were develope ...
DOI:
10.1186/s13068-018-1313-7
PubMed:
30455738
PubMed Central:
PMC6225707

13. Largely enhanced bioethanol production through the combined use of lignin-modified sugarcane and xylose fermenting yeast strain

Author:
Ja Kyong Ko; Je Hyeong Jung; Fredy Altpeter; Baskaran Kannan; Ha Eun Kim; Kyoung Heon Kim; Hal S. Alper; Youngsoon Um; Sun-Mi Lee
Source:
Bioresource technology 2018 v.256 pp. 312-320
ISSN:
0960-8524
Subject:
bioethanol; biomass; biotransformation; economic feasibility; engineering; ethanol; ethanol production; feedstocks; fermentation; fuel production; genetically engineered microorganisms; glucose; lignin; lignocellulose; sugarcane; xylose; yeasts
Abstract:
... The recalcitrant structure of lignocellulosic biomass is a major barrier in efficient biomass-to-ethanol bioconversion processes. The combination of feedstock engineering via modification in the lignin synthesis pathway of sugarcane and co-fermentation of xylose and glucose with a recombinant xylose utilizing yeast strain produced 148% more ethanol compared to that of the wild type biomass and con ...
DOI:
10.1016/j.biortech.2018.01.123

14. Penicillium: The next emerging champion for cellulase production

Author:
Neha Vaishnav; Anusuiya Singh; Mukund Adsul; Pooja Dixit; Simranjeet Kaur Sandhu; Anshu Mathur; Suresh Kumar Puri; Reeta Rani Singhania
Source:
Bioresource technology reports 2018 v.2 pp. 131-140
ISSN:
2589-014X
Subject:
Penicillium; Trichoderma reesei; beta-glucosidase; bioethanol; biomass; economic feasibility; endo-1,4-beta-glucanase; energy; ethanol production; lignocellulose; liquids; saccharification; secretion
Abstract:
... Bio-ethanol from lignocellulosic biomass via enzymatic route has received wide acceptance as liquid fuel for transport sector. It has been regarded as alternative sustainable source of energy, however; economic feasibility still remains a question. Cellulase is still considered to add to the major cost components in the bio-ethanol production process. Trichoderma reesei, which is considered as the ...
DOI:
10.1016/j.biteb.2018.04.003

15. Fed-Batch Enzymatic Saccharification of High Solids Pretreated Lignocellulose for Obtaining High Titers and High Yields of Glucose

Author:
Young Hoon Jung; Hyun Min Park; Dong Hyun Kim; Jungwoo Yang; Kyoung Heon Kim
Source:
Applied biochemistry and biotechnology 2017 v.182 no.3 pp. 1108-1120
ISSN:
0273-2289
Subject:
agitation; bioethanol; biomass; distillation; economic feasibility; endo-1,4-beta-glucanase; glucans; glucose; lignocellulose; rice straw; saccharification
Abstract:
... To reduce the distillation costs of cellulosic ethanol, it is necessary to produce high sugar titers in the enzymatic saccharification step. To obtain high sugar titers, high biomass loadings of lignocellulose are necessary. In this study, to overcome the low saccharification yields and the low operability of high biomass loadings, a fed-batch saccharification process was developed using an enzyme ...
DOI:
10.1007/s12010-016-2385-0

16. Commercial feasibility of lignocellulose biodegradation: possibilities and challenges

Author:
Mohamed Taha; Mohamed Foda; Esmaeil Shahsavari; Arturo Aburto-Medina; Eric Adetutu; Andrew Ball
Source:
Current opinion in biotechnology 2016 v.38 pp. 190-197
ISSN:
0958-1669
Subject:
biodegradation; bioethanol; biomass; commercialization; economic feasibility; energy; energy use and consumption; fossil fuels; lignocellulose; wastes
Abstract:
... The main source of energy supply worldwide is generated from fossil fuels, which undoubtedly are finite and non-environmental friendly resources. Bioethanol generated from edible resources also has economic and environmental concerns. Despite the immense attention to find an alternative (inedible) source of energy in the last two decades, the total commercial production of 1st generation biofuels ...
DOI:
10.1016/j.copbio.2016.02.012

17. Simultaneous Saccharification and Fermentation of Hydrothermal Pretreated Lignocellulosic Biomass: Evaluation of Process Performance Under Multiple Stress Conditions

Author:
Maikon Kelbert; Aloia Romaní; Eduardo Coelho; Francisco B. Pereira; José A. Teixeira; Lucília Domingues
Source:
BioEnergy research 2016 v.9 no.3 pp. 750-762
ISSN:
1939-1234
Subject:
Eucalyptus globulus; Saccharomyces cerevisiae; bioethanol; biomass; byproducts; cellulose; dietary supplements; economic feasibility; ethanol; ethanol production; fermentation; hot water treatment; industry; lignocellulose; operating costs; saccharification; temperature; wood
Abstract:
... Industrial lignocellulosic bioethanol processes are exposed to different environmental stresses (such as inhibitor compounds, high temperature, and high solid loadings). In this study, a systematic approach was followed where the liquid and solid fractions were mixed to evaluate the influence of varied solid loadings, and different percentages of liquor were used as liquid fraction to determine in ...
DOI:
10.1007/s12155-016-9722-6

18. Bioethanol from Biomass: A Review

Author:
Nitin Verma
Source:
Journal of Biofuels 2010 v.1 no.2 pp. 245-256
ISSN:
0976-4763
Subject:
biodegradability; bioethanol; biomass; carbon dioxide; cost effectiveness; economic feasibility; economic sustainability; endo-1,4-beta-glucanase; ethanol; ethanol production; feedstocks; fermentation; flammability; fuel production; gasoline; heat; hydrolysis; internal combustion engines; lignocellulose; petroleum; pollution; production technology; saccharification; toxicity; transportation; volatilization
Abstract:
... As concern about global warming and dependence on fossil fuels grows, the search for renewable energy sources that reduce CO₂ emissions becomes a matter of widespread attention. To reduce the net contribution of GHGs to the atmosphere, ethanol has been recognized as a potential alternative to petroleum-derived transportation fuels. Production of ethanol from biomass (bioethanol) is one way to redu ...
DOI:
10.5958/j.0976-3015.1.2.030