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Wyszukujesz frazę "Posidonia oceanica" wg kryterium: Temat


Wyświetlanie 1-2 z 2
Tytuł:
Combustion performance evaluation of Posidonia oceanica using TGA and bubbling fluidized-bed combustor (batch reactor)
Autorzy:
Plis, A.
Lasek, J.
Zuwała, J.
Yu, Ch.-Ch.
Iluk, A.
Powiązania:
https://bibliotekanauki.pl/articles/970798.pdf
Data publikacji:
2016
Wydawca:
Główny Instytut Górnictwa
Tematy:
marine biomass
Posidonia oceanica
combustion
kinetics
TGA
biomasa morska
spalanie
kinetyka
Opis:
Combustion performance of emerging raw marine biomass called Posidonia oceanica (PO) was investigated using TGA apparatus and a bubbling fluidized-bed batch reactor. The kinetic mechanism and parameters of the combustion process were determined. The Flynn-Wall-Ozawa (FWO) method and data fitting method were analyzed. It was observed that a model based on consecutive processes: devolatilisation and char combustion for two fractions of PO (holocellulose and lignin), is the best model for the analyzed cases. Combustion performance was observed using a BFB reactor and the composition of flue gas after combustion was analyzed, and the conversion of NOx and SO2 was taken into account. The relatively low SO2 emission in the case of PO combustion can be attributed to the impact of the sulphur self-retention (SSR) process. The results were compared to the combustion of wood biomass and Turow lignite. The results showed the good combustion performance of PO.
Źródło:
Journal of Sustainable Mining; 2016, 15, 4; 181-190
2300-1364
2300-3960
Pojawia się w:
Journal of Sustainable Mining
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
GC-MS Analysis of n-hexane extracts of Marine Seagrass Posidonia oceanica leaves, rhizomes and roots Collected from Benghazi beach Libya
Autorzy:
Elabbar, Fakhri
Alasply, Abdulsalam
Powiązania:
https://bibliotekanauki.pl/articles/35507523.pdf
Data publikacji:
2024
Wydawca:
Radomskie Towarzystwo Naukowe
Tematy:
Posidonia oceanica
seagrass
phytochemistry
GC-MS
gas chromatography coupled with mass spectrometry
Libya
trawa morska
fitochemia
chromatografia gazowa sprzężona ze spektrometrią mas
Libia
Opis:
Posidonia oceanica seagrass is endemic to the Mediterranean, and has very little information about volatile organic compounds. The plant was collected from Garyounis Beach in Benghazi, east of Libya, in September 2019. Plant parts, leaves, rhizomes, and roots were extracted using a Soxhlet extractor with Hexane. The compounds were characterized by gas chromatography-mass spectrometry. the extract's chemical constituents were de-convoluted using AMDIS software (www.amdis.net), and the mass spectra of the compounds spectra were explained by fragmentation pattern and matched to authentic standard spectra from Wiley and the NSIT Library database. The results revealed sixteen compounds, dominated by nine long-chain hydrocarbons, three long-chain fatty acids, and a single long-chain ketone. This is the first discovery of 3-ethyl-5-(2ethyl-butyl-octadecane, 6,10,14-trimethylpentadecan-2-one, phytol, and phytyl acetate from this plant.
Źródło:
Scientiae Radices; 2024, 3, 1; 1-8
2956-4808
Pojawia się w:
Scientiae Radices
Dostawca treści:
Biblioteka Nauki
Artykuł
    Wyświetlanie 1-2 z 2

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