1Diploma III Programme of Chemical Engineering, Vocational School, Diponegoro University, Indonesia
2Department of Industrial Chemical Engineering, Vocational School, Diponegoro University, Indonesia
BibTex Citation Data :
@article{JVSAR7677, author = {Gustry Ratna Sari and M. Akbar Satrio and Rizki Mulyaningsih and Imer Ayu Irene and Vita Paramita}, title = {Utilization of Alurities Trisperma Oil as Biodiesel}, journal = {Journal of Vocational Studies on Applied Research}, volume = {2}, number = {1}, year = {2020}, keywords = {biodiesel; sunan candlenut oil; esterification; transesterification}, abstract = { Biodiesel is one of the solutions to the many uses of fossil fuels. Biodiesel itself is a fuel derived from vegetable oil (plant or vegetable fat) called biofuel. In this study, biodiesel used is based on sunan candlenut. The purpose of this study was to determine the optimum time conditions (1.5; 2; 2.5 hours) and the comparison of solvents with candlenut (0.25; 0.2; 0.17) in the manufacture of candlenut oil, as well as knowing the process of making biodiesel. The method used is the manufacture of hazelnut oil by extraction using Soxhlet. The resulting oil was esterified using methanol with sulfuric acid catalyst at a reaction temperature of 60 0C for 60 minutes. The volume ratio between oil and methanol is 4: 1 followed by transesterification at 50 0C for 30 minutes. In the research, the results were optimum time and the number of solvents for good extraction at 2 hours and the ratio of solvents to hazelnut was 0.17. The resulting biodiesel density was 0.82 gr / ml, viscosity was 4.07Cp, FFA value was 1.4%, and the saponification rate was 274.4. From these data it can be said that the Biodiesel produced is approaching the Indonesian National Standard. }, issn = {2684-8090}, pages = {16--22} doi = {10.14710/jvsar.v2i1.7677}, url = {https://ejournal2.undip.ac.id/index.php/jvsar/article/view/7677} }
Refworks Citation Data :
Biodiesel is one of the solutions to the many uses of fossil fuels. Biodiesel itself is a fuel derived from vegetable oil (plant or vegetable fat) called biofuel. In this study, biodiesel used is based on sunan candlenut. The purpose of this study was to determine the optimum time conditions (1.5; 2; 2.5 hours) and the comparison of solvents with candlenut (0.25; 0.2; 0.17) in the manufacture of candlenut oil, as well as knowing the process of making biodiesel. The method used is the manufacture of hazelnut oil by extraction using Soxhlet. The resulting oil was esterified using methanol with sulfuric acid catalyst at a reaction temperature of 60 0C for 60 minutes. The volume ratio between oil and methanol is 4: 1 followed by transesterification at 50 0C for 30 minutes. In the research, the results were optimum time and the number of solvents for good extraction at 2 hours and the ratio of solvents to hazelnut was 0.17. The resulting biodiesel density was 0.82 gr / ml, viscosity was 4.07Cp, FFA value was 1.4%, and the saponification rate was 274.4. From these data it can be said that the Biodiesel produced is approaching the Indonesian National Standard.
Article Metrics:
Last update:
Authors who publish in the Journal of Vocational Studies on Applied Research (JVSAR) retain full copyright ownership of their work. In keeping with the journal’s commitment to open access, all articles are published under the terms of the Creative Commons Attribution-ShareAlike 4.0 International License (CC BY-SA 4.0).
This license permits anyone to access, use, share, adapt, remix, transform, and build upon the work for any purpose, including commercial use, provided that appropriate credit is given to the original author or authors, a link to the license is provided, changes to the work (if any) are clearly indicated, and any derivative works are distributed under the same license.
Authors are encouraged to disseminate their work as widely as possible. They retain the right to reuse their published article in future scholarly works, such as books, conference presentations, or teaching materials. They may also deposit the final published version in institutional or subject-based repositories, and share it freely on personal websites, academic platforms, or professional networks. These rights are fully preserved under the CC BY-SA license, and all such uses must comply with its terms.
Readers and third parties may also use the content in accordance with the CC BY-SA license. This includes the ability to reproduce, modify, and build upon the article, even for commercial purposes, as long as proper attribution is given, and any resulting work is distributed under the same license.
License to Publish Agreement (Non-Exclusive License for Publishing Rights)
To enable publication and global dissemination of accepted manuscripts, the Journal of Vocational Studies on Applied Research (JVSAR), published by Vocational College of Universitas Diponegoro, requires that authors grant the publisher a non-exclusive license to publish the work. This license authorizes the publisher to reproduce, distribute, and communicate the article to the public in all forms and media. The license to publish does not transfer copyright; authors remain the sole copyright holders.
This arrangement is formalized through a License to Publish Agreement, which the corresponding author must complete after the manuscript is accepted for publication. The agreement confirms that the author or authors grant the publisher the non-exclusive right to publish the article and to distribute it under the Creative Commons Attribution-ShareAlike 4.0 International License (CC BY-SA 4.0).
Authors retain all other rights to their work. They remain free to use and share their article in any manner consistent with the terms of the CC BY-SA license, including in future publications, educational settings, and commercial applications, provided proper attribution is given and the license is preserved.
After acceptance, the corresponding author will receive an email containing instructions for completing and electronically signing the License to Publish Agreement. The signed agreement must be returned to the Editorial Office in order to proceed with publication. The License to Publish Agreement form is available for download on the journal’s official website.
The non-exclusive Copyright Transfer Agreement for Publishing (CTAP) Form can be downloaded here: [Copyright Transfer Agreement for Publishing (CTAP) Form JVSAR 2025]
The (non-exclusive) publishing right form should be signed electronically and sent to the Editorial Office in the form of original e-mail below: Dr.Eng. Vita Paramita (Editor-in-Chief)Editorial Office of Journal of Vocational Studies on Applied ResearchVocational College of Universitas DiponegoroJl. Gubernur Mochtar, Tembalang, Semarang, Central Java, Indonesia 50275E-mail: jvsar[at]live.undip.ac.id
View My Stats
Journal of Vocational Studies on Applied Research (JVSAR, e-ISSN 2684-8090) is published by Vocational College of Universitas Diponegoro under Creative Commons Attribution-ShareAlike 4.0 International License.
Vocational College of Universitas Diponegoro, Jl. Gubernur Mochtar, Tembalang, Semarang 50275, Indonesia.Email: jvsar[at]live.undip.ac.idWeb: https://ejournal2.undip.ac.id/index.php/jvsar
