Microalgae is one of the raw material for biodiesel. Recently, microalgae oil is developed as an alternative fuels to substitute fossil fuels. Lipid was extracted from microalgae and then it was used to produce biodiesel. In this study, the development extraction process is the main issues to investigate the optimum condition. In this research, to get the maximum yield of lipid from microalgae the extraction used an autoclave with high pressure. The microalgae used has water content of 5%, 50%, and 80%. Extraction of 20 gram dried microalgae using 200 mL of methanol as a solvent was carried out in an autoclave at various of pressure (25 psi, 45 psi, 65 psi, and 75 psi). The extraction process was varied from 30 minutes up to 120 minutes. The lipid and methanol was separated from microalgae as biomass by filtration, then the mixture was distilled to separate lipid from methanol as a solvent. The extracted lipid was weighted to determine the yield of lipid. The optimum lipid extraction yield (31.02% as mass of lipid/mass of dried microalgae), was obtained under the following extraction conditions: 200 mL methanol/ 20 gram dried microalgae for 120 minutes processing in 45 psi of process pressure.

Published by Institut Teknologi Nasional Yogyakarta
Journal Name JURNAL TEKNOLOGI TECHNOSCIENTIA
Contact Phone+62274-544504
Contact Name bernadeta subandini astuti
Contact Email bernadeta.palguno@gmail.com
Location Kab. sleman, Daerah istimewa yogyakarta INDONESIA
Website technoscientia| https://ejournal.akprind.ac.id/index.php/technoscientia|
ISSN ISSN : 19798415, EISSN : 27148025, DOI : https://doi.org/10.34151/technoscientia.v8i2.161,
Core Subject Science, Engineering,
Meta Subject Earth & Planetary Sciences, Engineering,
Meta DescJURNAL TEKNOLOGI TECHNOSCIENTIA dengan ISSN: 1979-8415 dan E-ISSN: 2714-8025 merupakan jurnal ilmiah yang diterbitkan LPPM Institut Sains & Teknologi AKPRIND Yogyakarta sebagai wahana publikasi karya ilmiah/penelitian di bidang teknologi atau rekayasa meliputi bidang teknik kimia, teknik industri, teknik mesin, teknik elektro, teknik informatika, teknik geologi, dan teknik lingkungan, terbit dua kali setahun pada setiap bulan Februari dan Agustus. Setiap naskah yang dikirim akan dilakukan review secara tertutup. Hasil review naskah meliputi: DITOLAK atau DITERIMA DENGAN PERBAIKAN atau DITERIMA. Setiap naskah yang dinyatakan DIITERIMA dan DITERBITKAN dikenakan biaya proses dan cetak sebesar Rp. 250.000,- (di luar biaya pengiriman) dikirimkan via transfer ke: Bank Mandiri Cabang Yogyakarta No.: 137-00-1255210-1 an.: Prof. Dr. Ir. Sudarsono, M.T.
PenulisPurwanti, Ani
Publisher ArticleLembaga Penelitian & Pengabdian Kepada Masyarakat (LPPM), IST AKPRIND Yogyakarta
Subtitle Article JURNAL TEKNOLOGI TECHNOSCIENTIA Technoscientia Vol 7 No 2 Februari 2015
Scholar Googlehttp://scholar.google.com/scholar?q=%2Bintitle%3A&…
View Articlehttps://ejournal.akprind.ac.id…
DOIhttps://doi.org/10.34151/technoscie…
DOI Number DOI: 10.34151/technoscientia.v7i2.197
Download Article [1] https://ejournal.akprind.ac.id/index.php…
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