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Seda Sahin and Ayse Torun
This study was primarily conducted to investigate the potential use of pumpkin seed oil in biodiesel production. Initially, the fatty acid composition of oils extracted from discarded pumpkin seeds was determined. Then, biodiesel produced from discarded ...
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Rafal Krakowski and Kazimierz Witkowski
This article shows the effect of the addition of effective microorganisms and silver on the exhaust gas composition and fuel consumption. Exhaust emission standards are becoming increasingly stringent, which makes it difficult for engine manufacturers to...
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Marta Zamorano, Deivis Avila, Graciliano Nicolás Marichal and Cristina Castejon
Air quality can be affected by merchant ships, so it is important to regulate emissions that are produced, as well as to use energy efficiently. In this sense, the cleanliness of the oil used in lubrication is essential to achieve a better use of energy ...
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Hao Sun, Yingshuai Liu and Jianwei Tan
There is increasing demand for the on-board diagnosis of lubricating oils. In this research, we consider various sensor principles for on-board diagnosis of the thermal aging of engine oils. One of the parameters investigated is the viscosity of the lubr...
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Rico Aditia Prahmana, Devia Gahana Cindi Alfian, Didik Supriyadi, Dicky Januarizky Silitonga, Abdul Muhyi
Pág. 82 - 85
The increase in fuel prices makes the use of essential oils as a natural bio-additive in diesel engines much in demand. This is because essential oils are believed to have good content to improve engine performance and reduce fuel consumption. In this re...
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Abdul Muhyi, Rico Aditia Prahmana, Devia G. C. Alfian, Dicky J. Silitonga, Didik Supriyadi
Pág. 37 - 39
The consumption of diesel fuel in Indonesia is increasing every year, one way to overcome this problem is to use natural bioaditive in the form of essential oils found in Indonesia. Essential oils used in this study are fragrant lemongrass because fragra...
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Muhammad Naeem Iqbal, Asfa Ashraf
Pág. 21 - 22
Changes in climate due to the enormous amount of carbon dioxide emissions have really encouraged the development of energy sources that are renewable, sustainable, and eco-friendly (Alajmi et al., 2017). In the last few years, biodiesel has emerged as on...
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Ihsan Hamawand, Talal Yusaf and Sardasht Rafat
This paper addresses recycling of waste engine oils treated using acetic acid. A recycling process was developed which eventually led to comparable results with some of the conventional methods. This gives the recycled oil the potential to be reused in c...
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Zoltán Varga, Zoltán Eller, Jeno Hancsók
Pág. 117 - 123
Quantity requirement for diesel fuel of low sulphur and aromatic content is increasing worldwide; meantime the quality of available crude oils has declined causing challenges in hydroprocessing of gas oils. Results of quality improvement of heavy gas oil...
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