in spain saccharification and fermentation processes

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  • Simultaneous Saccharification and Fermentation

    Simultaneous Saccharification and Fermentation Process. SSF technology born in the 70s of the past century was assimilated by starch-processing industry for ethanol production obtaining high and sustainable yields of the order of 0.410L/kg of corn (Madson and Monceaux, 1995).

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  • Comparison of simultaneous saccharification and ...

    2020-12-15 · The processes derived from the combination of ABE fermentation stages are simultaneous saccharification and fermentation (SSF), consolidated bioprocessing (CBP), separate hydrolysis and fermentation with in-situ recovery (SHFR) and simultaneous saccharification and fermentation with in-situ recovery (SSFR) . SSF was developed by Gauss et al.

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  • Saccharification and Bioethanol Fermentation of ...

    The fermentation broths using S. cerevisiae, the maximum ethanol yield recorded with combined acid and enzyme hydrolysate fermentation broth (0.23 g/l), directly followed by enzyme hydrolysate (0.18 g/l), while the least ethanol yield was obtained from acid hyrolysate (0.12 g/l) for the fermentation of 5 days at 30°C and pH 4.5 (Figure 7).

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  • Liquefaction, saccharification, and fermentation of ...

    In this study, procedures for ammoniation, liquefaction, saccharification, and fermentation at two scales (12-L and 50-mL) were used to determine the fermentation rate, final ethanol concentration, and ethanol yield from starch in ammoniated or nonammoniated corn. The maximum achievable ethanol concentration at 50 h fermentation time was lower ...

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  • Improving the fermentation performance of

    2012-11-9 · Operating the saccharification and fermentation processes at high-substrate loadings is a key factor for making ethanol production from lignocellulosic …

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  • Of enzyme use in cost-effective high solid

    Of enzyme use in cost-effective high solid simultaneous saccharification and fermentation processes J Biotechnol. 2018 Mar 20;270:70-76. doi: 10.1016/j.jbiotec.2018.01.020. Epub 2018 Feb 8. Authors Valentin Sóti 1 , Silvia Lenaerts 2 , Iris Cornet 3 Affiliations 1 BioGEM - Biochemical Green Engineering and Materials - Faculty of Applied ...

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  • Factors Effecting Ethanol Fermentation Via Simultaneous ...

    2011-4-27 · Industry created a process known as Simultaneous Saccharification and Fermentation which combines the enzymatic hydrolysis and fermentation steps into one process. Because the hydrolysis and fermentation steps occur simultaneously, the glucose yield and subsequently ethanol yield from the biomass is greater than in processes that occur ...

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  • Exploring laccase and mediators behavior during ...

    Exploring laccase and mediators behavior during saccharification and fermentation of steam‐exploded wheat straw for bioethanol production Antonio D Moreno IMDEA Energía, Biotechnological Processes for Energy Production Unit, Móstoles, Madrid, 28935 Spain

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  • Saccharification - an overview | ScienceDirect Topics

    Saccharification processes. Saccharification processes are indispensable due to the diversity of polysaccharides found in microalgal biomass. The sugars accumulated in microalgae biomass include xylose, mannose, arabinose, mannose, galactose, and glucose (Kim et al., 2014; Kim, Oh, & Bae, 2017 ).

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  • Recent advances in second generation bioethanol

    2017-12-1 · In an another study, Karagöz et al. (2012) were able to obtain 14.07 g/100 g raw straw and 5.73 g ethanol from liquid (additionally) obtained after 5% alkaline peroxide (at 50 °C for 1 h) pretreatment of rapeseed straw through SVSCF (Same Vessel Saccharification and Co-fermentation) processes from Saccharomyces cerevisiae and Pichia stipitis.

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  • Improving the fermentation performance of

    2015-12-1 · Spain. 2IMDEA Energía, Biotechnological Processes for Energy Production Unit, Avda. Ramón de ... Operating the saccharification and fermentation processes at high substrate loadings is a key ... for hydrolysis and fermentation processes, as a consequence of lower water consumption and

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  • Redalyc.SIMULTANEOUS SACCHARIFICATION AND

    2015-3-24 · of ethanol in a simultaneous saccharification and fermentation process for cassava stems pre-treated using the alkaline method. Finally, we also aimed to determine and validate the optimal ethanol production conditions and evaluate the process within a bioreactor. 2. MATERIALS AND METHODS 2.1. Lignocellulosic Material

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  • Prefeasibility assessment of the lignin, antioxidants and ...

    2018-6-11 · the implementation of a small scale biorefineries in Jaén (Andalusia, Spain). Keywords: Organosolv pretreatment, Olive leaves, Process simulation, Simultaneous saccharification and fermentation, Techno-economic evaluation. 1. Introduction . Olive leaves are a lignocellulosic material generated in high amounts during the olive oil production ...

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  • On-line identification of fermentation processes for ...

    2017-4-8 · A strategy for monitoring fermentation processes, specifically, simultaneous saccharification and fermentation (SSF) of corn mash, was developed. The strategy covered the development and use of first principles, semimechanistic and unstructured process model based on major kinetic phenomena, along with mass and energy balances. The model was then used as a reference model within an ...

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  • Industrial Crops & Products - UMinho

    2019-7-31 · On the other hand, the saccharification and fermentation stages can be carried out sequentially or simultaneously. In comparison with the separate hydrolysis and fermentation, the simultaneous saccharification and fermentation (SSF) presents some advantages such as the reduction of operational cost (associated with the operation in a single ...

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  • Paper: New process configurations for lignocellulosic ...

    2018-10-22 · In lignocellulosic ethanol production processes, any change made in the saccharification and fermentation area impacts capital and operating costs of downstream areas. Despite several plant–scale techno-economic studies of the most common process configurations have been reported, the number of process configurations assessed by these reports ...

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  • Process design and sustainability in the production of ...

    2021-3-2 · Recognizing the tradeoffs between pre-treatment and saccharification and fermentation processes, Romaní et al. (2012) use a response surface methodology (RSM) with the following independent variables: pre-treatment severity, solid fraction in simultaneous saccharification and fermentation (SSF, Figure 2b) and the enzyme to substrate ratio. As ...

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  • 218526441-Bioethanol-From-Pineapple-Waste.txt -

    Comparison among direct fermentation (DF), consecutive saccharification and fermentation (CSF) and simultaneous saccharification and fermentation (SSF) processes. Fermentable sugars (yielded, consumed) and ethanol yield. S. bayanus 1926 FERMENTABLE SUGARS (g/L) ETHANOL YIELD (gethanol/gglucose) INITIAL DF 24 h sacch. CSF 72 h ferm.

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  • Production of l-lactic Acid and Oligomeric

    2007-6-13 · The potential of apple pomace for lactic acid production by simultaneous saccharification and fermentation (SSF) was evaluated. The effects of the cellulase to solid ratio (CSR), the liquor to solid ratio (LSR), and the β-glucosidase to cellulase ratio (BCR) on the kinetics of lactic acid generation were assessed, and a set of mathematical models was developed to reproduce and predict the ...

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  • PERCAL | Bio-based Industries Joint Undertaking (BBI JU)

    2021-6-18 · PERCAL has set itself the following objectives. To improve enzymes cocktails to maximize organic hydrolysis for a range of MSW compositions. To study the production and purification of Lactic acid from MSW using sequential and simultaneous saccharification and fermentation.

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  • A generalized disjunctive programming framework for the ...

    2019-12-31 · Alicante, Spain Abstract The aim of this study is to analyze the techno-economic performance of process configurations for ethanol production involving solid-liquid separators and reactors in the saccharification and fermentation stage, a family of process configurations where few alternatives have been proposed.

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  • Optimization of the Enzymatic Saccharification Process of ...

    2017-12-15 · Fermentation 2017, 3, 37 3 of 14 very high yields and good productivities to glucose and fructose at moderate enzyme loadings and medium solid to liquid ratios. 2. Materials and Methods 2.1. Materials The orange waste (OPW) was provided by Biopolis S.L. (Valencia, Spain). A first pretreatment

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  • Prefeasibility assessment of the lignin, antioxidants and ...

    2018-6-11 · the implementation of a small scale biorefineries in Jaén (Andalusia, Spain). Keywords: Organosolv pretreatment, Olive leaves, Process simulation, Simultaneous saccharification and fermentation, Techno-economic evaluation. 1. Introduction . Olive leaves are a lignocellulosic material generated in high amounts during the olive oil production ...

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  • Bioalcohol production : biochemical conversion of ...

    2011-1-21 · M.Ballesteros,CIEMAT,Spain 6.1 Introduction 159 6.2 Enzymatichydrolysis mechanism 160 6.3 Relative saccharification efficiencies 163 6.4 Factorsaffectinghydrolysis efficiency 164 6.5 Methodsto improve enzymatichydrolysis 168 6.6 Future trends 170 6.7 References 171 7 Developmentof cellulasesto improve enzymatic hydrolysis ...

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  • Plate Heat Exchanger industrial, Plate Heat Exchangers

    2021-6-15 · Liquefaction, Saccharification, Fermentation, Condensation, Heat Recovery, Reboiler Processes ” alt=”Chemicals & Petrochemicals”/> Chemicals & Petrochemicals. Solvent Recovery, Cooling & Heating of Acids and Caustic Solutions, Heat Recovery from Flue Gases.

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  • Cutting-Edge Pumping and Mixing Solutions for the Food ...

    2017-4-21 · Fermentation of various starch or sugar based sources requires reactors with good agitation. In this example, starch powder is mixed in a slurry tank and the agitator must be able to mix the dry powder into the liquid. In the saccharification tank, starch is converted with enzymes at high temperatures. Fermentors can be either batch or

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  • Comparing cell viability and ethanol fermentation of the ...

    2016-4-25 · 1 1 Comparing cell viability and ethanol fermentation of the 2 thermotolerant yeastKluyveromyces marxianus and 3 Saccharomyces cerevisiae on steam-exploded biomass treated 4 with laccase 5 6 Antonio D. Moreno1, David Ibarra2*, Ignacio Ballesteros2, Alberto Gonzalez2, 7 Mercedes Ballesteros 2 8 9 10 1IMDEA Energía, Biotechnological Processes for Energy Production …

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  • Paper: New process configurations for lignocellulosic ...

    2018-10-22 · In lignocellulosic ethanol production processes, any change made in the saccharification and fermentation area impacts capital and operating costs of downstream areas. Despite several plant–scale techno-economic studies of the most common process configurations have been reported, the number of process configurations assessed by these reports ...

    Get Price
  • Biofuels - 1st Edition

    2011-7-18 · Saccharification. 5. Fermentation. 6. Energy production using agroindustrial residues. 7. Case studies. 8. Conclusions. Chapter 12. Fermentation Inhibitors in Ethanol Processes and Different Strategies to Reduce Their Effects . 1. Introduction. 2. Common inhibitors for ethanol production. 3. Formation of inhibitors in lignocelluloses hydrolyzates

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  • Marco Tulio Fernandez - Research Professor - Morelos

    During this time I have performed and developed dilute-acid steam explosion biomass pretreatment and enzymatic saccharification to release fermentable sugars, as well as fermentation processes.

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  • Frontiers | Lignocellulosic Biomass Transformations via ...

    2018-4-27 · Simultaneous saccharification fermentation (SSF) is considered a process to decrease cellulase inhibition by glucose and simplify the operation via the integration of saccharification and fermentation steps, thereby increasing the fermentation efficiency (Hasunuma and Kondo, 2012). It was discovered that the NaOH extraction as compared to ...

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  • Plate Heat Exchanger industrial, Plate Heat Exchangers

    2021-6-15 · Liquefaction, Saccharification, Fermentation, Condensation, Heat Recovery, Reboiler Processes ” alt=”Chemicals & Petrochemicals”/> Chemicals & Petrochemicals. Solvent Recovery, Cooling & Heating of Acids and Caustic Solutions, Heat Recovery from Flue Gases.

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  • Redalyc.SIMULTANEOUS SACCHARIFICATION AND

    2015-3-24 · of ethanol in a simultaneous saccharification and fermentation process for cassava stems pre-treated using the alkaline method. Finally, we also aimed to determine and validate the optimal ethanol production conditions and evaluate the process within a bioreactor. 2. MATERIALS AND METHODS 2.1. Lignocellulosic Material

    Get Price
  • Cutting-Edge Pumping and Mixing Solutions for the Food ...

    2017-4-21 · Fermentation of various starch or sugar based sources requires reactors with good agitation. In this example, starch powder is mixed in a slurry tank and the agitator must be able to mix the dry powder into the liquid. In the saccharification tank, starch is converted with enzymes at high temperatures. Fermentors can be either batch or

    Get Price
  • Lactic Acid Production from Biomass: Prospect for ...

    2015-4-4 · hydrolysis and fermentation with saccharifying enzymes is widely deployed. The use of hydrolysate is preferred to refined sugars for solid state or submerged fermentation of lactic acid (John et al., 2006). The most common fermentation processes used in lactic acid production are batch, repeated batch, fed-batch and continuous.

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  • Biofuels - 1st Edition

    2011-7-18 · Saccharification. 5. Fermentation. 6. Energy production using agroindustrial residues. 7. Case studies. 8. Conclusions. Chapter 12. Fermentation Inhibitors in Ethanol Processes and Different Strategies to Reduce Their Effects . 1. Introduction. 2. Common inhibitors for ethanol production. 3. Formation of inhibitors in lignocelluloses hydrolyzates

    Get Price
  • Bioethanol production from starchy part of tuberous ...

    2018-12-6 · Spain and France (Sanchez and Cardona, 2008). In 2005, 45.42 billion litters of ethanol were produced worldwide (Balat et al., 2008) with Brazil and the U.S as the two major producers of ethanol. Ethanol is an alcohol that is a product of microbial fermentation. Microorga-nisms meet their energy demand by converting carbon

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  • CoBioTech: ERA-IB 6th Joint Call

    2021-6-19 · These processes will be optimized for the different substrates and new efficient enzymes shall be developed for this purpose. In case of SSF, hydrolysis will be achieved by the hydrolytic enzymes known to be segregated by Rhizopus spp. The fermentation process itself needs to be optimized for the different substrate/microorganism combinations.

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  • Plate Heat Exchanger (PHE), Manufacturer, Supplier,

    2021-6-19 · Liquefaction, Saccharification, Fermentation, Condensation, Heat Recovery, Reboiler Processes ” alt=”Chemicals & Petrochemicals”/> Chemicals & Petrochemicals. Solvent Recovery, Cooling & Heating of Acids and Caustic Solutions, Heat Recovery from Flue Gases.

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  • IJMS | Free Full-Text | Role of Receptor Protein

    Pleiotrophin (PTN) is a neurotrophic factor that regulates glial responses in animal models of different types of central nervous system (CNS) injuries. PTN is upregulated in the brain in different pathologies characterized by exacerbated neuroinflammation, including Parkinson’s disease. PTN is an endogenous inhibitor of Receptor Protein Tyrosine Phosphatase (RPTP) β/ζ, which is abundantly ...

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  • fermentation processes, fermentation processes

    Alibaba.com offers 9,776 fermentation processes products. A wide variety of fermentation processes options are available to you, such as type, showroom location.

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  • A generalized disjunctive programming framework for the ...

    2019-12-31 · Alicante, Spain Abstract The aim of this study is to analyze the techno-economic performance of process configurations for ethanol production involving solid-liquid separators and reactors in the saccharification and fermentation stage, a family of process configurations where few alternatives have been proposed.

    Get Price
  • (PDF) Effect of surfactants and zeolites on

    Comp/utense, 22 28040-Madrid-Spain ABSTRACT In this work, the effect of the addition of different concentrations of Tween-80 and three different zeolite-likeproducts on enzymatic hydroly- sis, ethanol fermentation, and simultaneous saccharification and fermen- tation (SSF) process has been investigated.

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  • Plate Heat Exchanger industrial, Plate Heat Exchangers

    2021-6-15 · Liquefaction, Saccharification, Fermentation, Condensation, Heat Recovery, Reboiler Processes ” alt=”Chemicals & Petrochemicals”/> Chemicals & Petrochemicals. Solvent Recovery, Cooling & Heating of Acids and Caustic Solutions, Heat Recovery from Flue Gases.

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  • A Review on 1st and 2nd Generation Bioethanol

    2016-9-8 · Existing ethanol production processes have (i) separate hydrolysis and fermentation steps (SHF) [67] ; (ii) simultaneous saccharification and fermentation (SSF) [68] refers to saccharification and fermentation of hexose sugars taking place within the same bioreactor; (iii) simultaneous saccharification and co-fermentation (SSCF) refers to the ...

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  • (PDF) Direct lactic acid fermentation: Focus on ...

    Direct lactic acid fermentation: Focus on simultaneous saccharification and lactic acid production. Biotechnology Advances, 2009. Ashok Pandey. Download PDF. Download Full PDF Package. This paper. A short summary of this paper. 37 Full PDFs related to this paper. READ PAPER.

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  • CoBioTech: ERA-IB 6th Joint Call

    2021-6-19 · These processes will be optimized for the different substrates and new efficient enzymes shall be developed for this purpose. In case of SSF, hydrolysis will be achieved by the hydrolytic enzymes known to be segregated by Rhizopus spp. The fermentation process itself needs to be optimized for the different substrate/microorganism combinations.

    Get Price
  • Evaluation of bacterial diversity during fermentation ...

    2020-9-25 · High-temperature Daqu is a traditional fermentation starter that is used for Chinese Maotai-flavor Baijiu production. Although the bacteria in high-temperature Daqu are known to be responsible for developing the quality and flavor of Baijiu during the fermentation process, there is little information on the properties of the bacteria during the fermentation of high-temperature Daqu, especially ...

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  • Optimization of fast growing biomass fractionation

    2020-2-7 · June 29-30, 2017 adrid, Spain Pablo G del Río et al., J Fundam Renewable Energy Appl 2017, 7:4(Suppl) DOI: 10.4172/2090-4541-C1-030 Optimization of fast growing biomass fractionation processes Pablo G del Río1, Elena Domínguez 1, Viana David, Aloia Romaní2 and Gil Garrote 1University of Vigo, Spain 2University of Minho, Portugal G

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  • The NILE project 2005-2009 - SEKAB

    2019-1-24 · method of production. Production from starch crops requires a saccharification (hydroly-sis) step to liberate the constituent sugars prior to fermentation and this adds to the cost and complexity of the process. A summary is given in Fig. 1 (category “1st generation bioethanol”). Figure 1: Overview of ethanol production processes

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