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Wyszukujesz frazę "ethanol fermentation" wg kryterium: Temat


Wyświetlanie 1-5 z 5
Tytuł:
Motor Fuels and Energy – Producing Fuels Generation Based on the Processing of Municipal Solid Waste Organic Components
Autorzy:
Temirbekova, Marzhan
Wójcik, Waldemar
Stoyak, Vyacheslav V.
Powiązania:
https://bibliotekanauki.pl/articles/1955452.pdf
Data publikacji:
2021
Wydawca:
Polskie Towarzystwo Inżynierii Ekologicznej
Tematy:
municipal solid waste
bioethanol
fermentation
ethanol fermentation
Opis:
Municipal solid waste management and its disposal are considered one of the major challenges facing the urban communities around the world. Effective solid waste treatment involves a variety of approaches, treatment technologies and concepts to ensure the protection of public health and the environment. Waste landfill is the method most commonly used worldwide, despite all the significant environmental, health and economic consequences. Thus, alternative methods such as the municipal solid waste pretreatment, fermentation, ethanol fermentation and anaerobic fermentation have been the focus of heightened attention. Using these methods, an alcohol-containing liquid was obtained from 1.5 kg of the organic fraction of municipal solid waste (OFMSW), which had an ethanol percentage of 97.45%. Consequently, if properly managed and used, municipal solid waste can be a viable source of energy rather than a source of pollution.
Źródło:
Journal of Ecological Engineering; 2021, 22, 7; 73-80
2299-8993
Pojawia się w:
Journal of Ecological Engineering
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Utilization of spent brewer’s yeast for supplementation of distillery corn mashes
Autorzy:
Pietrzak, W.
Kawa-Rygielska, J.
Powiązania:
https://bibliotekanauki.pl/articles/779510.pdf
Data publikacji:
2013
Wydawca:
Zachodniopomorski Uniwersytet Technologiczny w Szczecinie. Wydawnictwo Uczelniane ZUT w Szczecinie
Tematy:
ethanol fermentation
corn mash
spent brewer’s yeast
Saccharomyces cerevisiae
Opis:
The aim of the study was to use spent brewer’s yeast biomass (SBY) as a nutrient adjunct of distillery type corn mashes to improve the process of ethanol fermentation by yeast Saccharomyces cerevisiae. There were prepared corn mashes with raw material loading at 20% ww. with SBY addition at solids loadings of 0 (control); 0.1; 0.5; 0.7; 1.0; 3.0 and 5.0% ww. The obtained mashes were inoculated with yeast and subjected to batch fermentation for 72 h. It was observed that supplementation of corn mashes with SBY improved the process of fermentation. The consumption of sugars and production of ethanol by yeast in supplemented mashes was accelerated and the overall ethanol yield was improved by 6.5 to 11% depending on the amount of added SBY. It was also observed that the fermentation could be shortened by 24 h in mashes enriched with SBY.
Źródło:
Polish Journal of Chemical Technology; 2013, 15, 4; 102-106
1509-8117
1899-4741
Pojawia się w:
Polish Journal of Chemical Technology
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Buckwheat as an Interesting Raw Material for Agricultural Distillate Production
Autorzy:
Ługowoj, Szymon
Balcerek, Maria
Pielech-Przybylska, Katarzyna
Powiązania:
https://bibliotekanauki.pl/articles/1369595.pdf
Data publikacji:
2020
Wydawca:
Instytut Rozrodu Zwierząt i Badań Żywności Polskiej Akademii Nauk w Olsztynie
Tematy:
buckwheat
reducing sugars
starch content
ethanol fermentation
agricultural distillate
volatile compounds
Opis:
The objective of this study was to assess the suitability of buckwheat grain for agricultural distillate production. The effects of the method of starch liberation on the physicochemical composition of the prepared mashes, fermentation results, the concentration of volatile compounds in the obtained distillates, and their organoleptic features, were investigated. The raw materials used were two cultivars of buckwheat grains, Panda and Kora. Both cultivars were characterized by similar starch content, however Panda cultivar had a significantly higher content of reducing sugars. Fermentation of the Kora cultivar-based mashes resulted in a higher fermentation efficiency (up to approximately 85% of the theoretical yield) compared to the Panda cultivar-based mashes (up to approx. 75%). Of the tested methods of starch liberation, the pressure-thermal treatment was revealed as superior, especially in the case of the Panda cultivar. In the case of the Kora cultivar, both the pressure-thermal method and the pressureless method of starch liberation resulted in a high process efficiency (up to 85% of the theoretical). Supplementation of the buckwheat mashes with (NH4)2HPO4 improved fermentation results. The highest scores in sensory assessment were given to distillates from mashes prepared with the pressure-thermal treatment, which contained relatively low concentrations of undesirable compounds, such as acetaldehyde and methanol, and revealed pleasant organoleptic features.
Źródło:
Polish Journal of Food and Nutrition Sciences; 2020, 70, 2; 125-137
1230-0322
2083-6007
Pojawia się w:
Polish Journal of Food and Nutrition Sciences
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Energy-saving and by-products-free production of ethanol from granular corn starch
Autorzy:
Szymanowska, D.
Grajek, W.
Powiązania:
https://bibliotekanauki.pl/articles/80874.pdf
Data publikacji:
2011
Wydawca:
Polska Akademia Nauk. Czytelnia Czasopism PAN
Tematy:
bioethanol
corn starch
enzymatic hydrolysis
enzyme
ethanol
ethanol fermentation
fermentation
fermentation technology
gelatinization
hydrolysis
recycling
Saccharomyces cerevisiae
simultaneous saccharification
stillage
Źródło:
BioTechnologia. Journal of Biotechnology Computational Biology and Bionanotechnology; 2011, 92, 1
0860-7796
Pojawia się w:
BioTechnologia. Journal of Biotechnology Computational Biology and Bionanotechnology
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Changes in cell numbers and the ATP content in immobilized yeast cells during the continuous ethanol fermentation
Autorzy:
Paterczyk, J.
Trzcinska, M.
Sieliwanowicz, B.
Powiązania:
https://bibliotekanauki.pl/articles/1371452.pdf
Data publikacji:
1992
Wydawca:
Instytut Rozrodu Zwierząt i Badań Żywności Polskiej Akademii Nauk w Olsztynie
Tematy:
porous glass
cell number
immobilization
calcium alginate
ethanol fermentation
yeast cell
Saccharomyces cerevisiae
Źródło:
Polish Journal of Food and Nutrition Sciences; 1992, 01, 4; 29-36
1230-0322
2083-6007
Pojawia się w:
Polish Journal of Food and Nutrition Sciences
Dostawca treści:
Biblioteka Nauki
Artykuł
    Wyświetlanie 1-5 z 5

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