Zobrazeno 1 - 10
of 1 668
pro vyhledávání: '"jatropha oil"'
Publikováno v:
International Journal of Thermofluids, Vol 24, Iss , Pp 100989- (2024)
Biodiesel has become one of the promising alternative fuel resources for petro-diesel. Biodiesel is obtained by mixing oil and alcohol through transesterification reaction. A catalyst (base or acid) is typically added to accelerate the transesterific
Externí odkaz:
https://doaj.org/article/ac443a6114e84e69afb190493bfe8ebc
Autor:
Amreeta R. Kaigude, Nitin K. Khedkar, Vijaykumar S. Jatti, Sachin Salunkhe, Robert Cep, Emad Abouel Nasr
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-12 (2024)
Abstract Surface integrity is one of the key elements used to judge the quality of machined surfaces, and surface roughness is one such quality parameter that determines the pass level of the machined product. In the present study, AISI D2 steel was
Externí odkaz:
https://doaj.org/article/4a693fd2f4c848faa91f5af96efeb4e6
Publikováno v:
Tribology Online, Vol 19, Iss 1, Pp 74-86 (2024)
This study examined the effects of polytetrafluoroethylene (PTFE) and Eichhornia crassipes carboxymethyl cellulose (EC-CMC) polymers in base jatropha lubricant and employed commercial shell lubricant as the reference. Wear reduction and coefficient o
Externí odkaz:
https://doaj.org/article/8ad10b12e359454d828fe62404b9484d
Preparation of inorganic catalysts from ceramic industry wastes for use in the production of biofuel
Autor:
Sarah Hisham Hassan, Nahed Kamal Attia, Guzine Ibrahim El Diwani, Reem Sayed Ettouney, Mahmoud Abdel Hakim El-Rifai, Shereen Kamel Amin
Publikováno v:
Journal of Engineering and Applied Science, Vol 70, Iss 1, Pp 1-18 (2023)
Abstract Catalysts’ surface structural features and characterizations play an important role in many chemical industrial processes among which is biofuel production. Heterogeneous catalysts strongly affect the types of products in catalytic hydrocr
Externí odkaz:
https://doaj.org/article/feb1930b790e46d8baacfdf0b28f2a09
Autor:
Adeeb Hayyan, Wan Jefrey Basirun, Muhammad Zulhaziman Mat Salleh, Mohamad Hamdi Zainal-Abidin, Waleed Al Abdulmonem, Rana Abdullah Alghamdi, Laila Alhussain, Abdullah S.M. Aljohani, M.Y. Zulkifli, Boey Min-Wei, Jehad Saleh, Fathiah M. Zuki, Mohamed E.S. Mirghani
Publikováno v:
Catalysis Communications, Vol 183, Iss , Pp 106749- (2023)
In this study, imidazole was used for the first time in esterification of free fatty acid (FFA) from acidic oil and for palmitic acid imidazole production. The FFA content in jatropha oil mixed with crude palm oil (CPO) was significantly reduced from
Externí odkaz:
https://doaj.org/article/34921caeceb14807a42df1356626007d
Publikováno v:
Engineering and Technology Journal, Vol 41, Iss 3, Pp 484-491 (2023)
Concerns on the environment, health and safety issues posed by synthetic resins has amplified numerous efforts of producing resin from various renewable sources. The use of plant oil as potential source of resin has attracted interest from various re
Externí odkaz:
https://doaj.org/article/e5ff34ea265447ae89c170b7a7557855
Publikováno v:
BioResources, Vol 17, Iss 4, Pp 5679-5694 (2022)
WO3-ZrO2 solid acid catalysts were prepared by the impregnation method and characterized by X-ray diffraction (XRD), transmission electron microscope (TEM), Brunauer-Emmett-Teller (BET), and pyridine adsorbed IR spectroscopy (Py-IR). The catalysts we
Externí odkaz:
https://doaj.org/article/e7344bd9156b4c0a9ae3fcb7177adab7
Autor:
John Sundar, Kavati Phebe Aaron
Publikováno v:
Journal of Natural Fibers, Vol 19, Iss 15, Pp 10356-10366 (2022)
Conventionally leathers are produced from chromium tanning which is toxic and difficult to dispose off the chromium containing wastes and products. However, to date there hasn’t been any replacement found for chromium as a preferred tanning agent f
Externí odkaz:
https://doaj.org/article/e6f5278d80d04feca4c12a419e7ea13d
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