Zobrazeno 1 - 10
of 128
pro vyhledávání: '"Nurkholis Hamidi"'
Publikováno v:
Rekayasa Mesin, Vol 15, Iss 1, Pp 37-49 (2024)
This study aims to determine the effect of adding methanol as an additive to biodiesel to the spray angle on the diesel fuel injector. The material used in this study was palm oil biodiesel and added methanol with a concentration variation of 5%; 10%
Externí odkaz:
https://doaj.org/article/3ac7ee538f384b65a08d7bcd60c87647
Publikováno v:
Case Studies in Chemical and Environmental Engineering, Vol 10, Iss , Pp 100899- (2024)
RGO/Curcumin/C60 has the potential to increase the absorption of heat energy. Tests have shown that without microwave induction treatment produces low activation energy due to its low absorption capacity of the electric field. As a result, the reacti
Externí odkaz:
https://doaj.org/article/726f06d2f5ba4bf4a720ccc78a9435d4
Publikováno v:
Rekayasa Mesin, Vol 14, Iss 3, Pp 779-789 (2023)
This research intended to investigate the dynamics and flame of the droplet combustion of methyl laurate - methyl oleate blended. Methyl oleate is an unsaturated FAME with a relatively long carbon chain, frequently found as the dominant component in
Externí odkaz:
https://doaj.org/article/4a4211e24bfe4a878060792fba38563d
Publikováno v:
Rekayasa Mesin, Vol 13, Iss 3, Pp 659-665 (2022)
Plastic waste and scrap tires (ST) have now become pollution that harms the environment in various cities around the world if not managed properly. As pollutants, the two types of waste are actually very interesting to manage because they contain hyd
Externí odkaz:
https://doaj.org/article/5d697806851c4eda9322a83660cafffc
Publikováno v:
Alexandria Engineering Journal, Vol 61, Iss 3, Pp 2046-2060 (2022)
Biodiesel is composed of various types of methyl ester compounds with different concentrations. The role of unsaturation degree was observed through single-molecule droplet combustion from three fatty acid methyl ester compounds. This research was co
Externí odkaz:
https://doaj.org/article/6485a3c74f8745d8a87fb4b22a2cb38e
Publikováno v:
Ain Shams Engineering Journal, Vol 12, Iss 4, Pp 3905-3918 (2021)
This paper discusses the role of water cavities to break palm oil into glycerol and fatty acids. The cavities were generated by injecting water via a nozzle into palm oil in the Hele-Shaw cell at room temperature, without catalyst and pressure of 2,
Externí odkaz:
https://doaj.org/article/80ac0ea9c40740c4ac30206d993bc8cc
Publikováno v:
Rekayasa Mesin, Vol 12, Iss 2, Pp 331-347 (2021)
This study aimed to investigate the effect of the different carbon chain lengths and the degree of unsaturation of six fatty acids as the constituent of vegetable oils. The droplet combustion was carried out at an ambient temperature and atmospheric
Externí odkaz:
https://doaj.org/article/63799671f6f0429abc3b43684536a35c
Publikováno v:
Rekayasa Mesin, Vol 12, Iss 2, Pp 411-419 (2021)
This study aims are to observe the performance of a six-stroke combustion motor and to analyze the thermodynamics of a six-stroke combustion engine with a power expansion step to the bottom dead center. The fuel used in this observation is pertalite
Externí odkaz:
https://doaj.org/article/ac7500ff9f5042b98bd1ae0cb6f46bd5
Publikováno v:
Rekayasa Mesin, Vol 12, Iss 1, Pp 27-40 (2021)
A thermoelectric cooler (TEC ) is a component of an electric solid-state cooler that works as a heat pump in the cooling process. Utilizing the peltier effect that is when an electric current is flowed heat absorption occurs on both sides of the ther
Externí odkaz:
https://doaj.org/article/b0f60b20709b4862b05b83015d6ebda5
Publikováno v:
Rekayasa Mesin, Vol 11, Iss 3, Pp 511-520 (2020)
The water hyacinth has high growth rates that can lead to various environmental problems and the production of large amounts of waste biomass. However, it can be a source of lignocellulosic biomass for the production of bio-oil. This study aims to de
Externí odkaz:
https://doaj.org/article/7a33c6144c274a85b01272ba55d77a71