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Wyszukujesz frazę "Engine oil" wg kryterium: Temat


Wyświetlanie 1-5 z 5
Tytuł:
Assessment of the degree of deterioration of trunk piston engine oil used in the engine 6AL20/24
Autorzy:
Malinowska, M.
Powiązania:
https://bibliotekanauki.pl/articles/245610.pdf
Data publikacji:
2016
Wydawca:
Instytut Techniczny Wojsk Lotniczych
Tematy:
engine oil
lubrication system
marine diesel engine
trunk piston engine oil
viscosity
flash point
oil contamination
Opis:
The problem of engine oils and lubrication systems of marine diesel engines is an important issue in operation of engines. When considering the problems of exploitation of machines and devices, the lubricating oils are treated as one of the part of engine design, which should perform the functions: control friction between load-bearing surfaces, limit the temperature by carrying away heat from fluid fraction and fuel combustion, reduce corrosion etc. – general protect engine parts. The knowledge of the properties lubricating oils allows for proper selection them for the engine and correct use. During operation, the oil subjects' irreversible process of oil deterioration and it cannot properly fulfil their functions. Therefore important are frequent periodic checks of oil, it means monitoring. The state of the lubricating oil can be characterized by parameters such as viscosity, total base number, acid value, lubricating ability, flash point etc. Changes on these parameters of engine oil during exploitation, cause problems in fulfilling the primary functions of the oil. The target of the paper was the analysis and estimate of properties of trunk piston engine oil – Marinol RG 1240 after various times overwork on the sailing vessel “Dar Młodzieży” on the engine Cegielski-Sulzer 6AL20/24. The results were compared with the values critical and preventive limits and proposed several corrective actions for users the engine 6AL20/24.
Źródło:
Journal of KONES; 2016, 23, 4; 319-326
1231-4005
2354-0133
Pojawia się w:
Journal of KONES
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
The effects of the addition of vegetable oil on the viscosity of used marine engine oil marinol RG 1240
Autorzy:
Malinowska, M.
Powiązania:
https://bibliotekanauki.pl/articles/27315947.pdf
Data publikacji:
2018
Wydawca:
STE GROUP
Tematy:
olej roślinny
olej silnikowy
olej rzepakowy
olej mineralny
vegetable oil
engine oil
rapeseed oil
mineral oil
Opis:
The article presents conducted research on the effects of the additives of vegetable oil on the viscosity of used marine engine oil Marinol RG 1240. Specifically, it shows dependence between viscosity and temperature for: fresh mineral oil, used mineral oil and blends of oils. Research results were compared and assessed. The viscosity of all oil samples were measured using Vibro Viscometer SV-10, at range of temperatures 5°C-65°C. It is noted that most of the used engine oil samples increase value of viscosity compared to fresh oil. However, the addition of 10% rapeseed oil significantly reduced viscosity parameters for all studied temperatures.
Źródło:
New Trends in Production Engineering; 2018, 1, 1; 479-485
2545-2843
Pojawia się w:
New Trends in Production Engineering
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
The evaluation of viscosity properties of engine oil – Marinol RG 1240 after working in various types of engines
Autorzy:
Malinowska, M.
Powiązania:
https://bibliotekanauki.pl/articles/243577.pdf
Data publikacji:
2018
Wydawca:
Instytut Techniczny Wojsk Lotniczych
Tematy:
engine oil
viscosity
marine engine
lubricating system
rheometer
Marinol RG 1240
olej silnikowy
lepkość
silnik okrętowy
układ smarowania
reometr
Opis:
The lubricating oils are a liquid substance, consisting of a base (mineral, synthetic or vegetable) and selected additives. They can used for lubricate internal combustion engines, so they called – engine oils. For proper functioning of the engine, lubricating oil have to fulfil basic requirements: the main function is to enable the formation of a film of oil between the moving parts which reduces friction and wear, assisting in cooling, keeping the compression ratio, reducing corrosion, filling in all micro ridges on the surface of cooperating components, sealing the combustion chamber etc. The most significant property of any lubricating oil is viscosity, which is the measure of its resistance to gradual deformation by shear stress or tensile stress. The important feature is that property of viscosity changes during the exploitation process of oil, it may increase and decrease. That is why, for engines it is important not only to choose the type of oil correctly but also to frequent monitor the viscosity. In the article, the author shows how the viscosity of marine engine oils changes after working in different types of engines. The experiments were conducted using the method of the rheometer Haake Mars III of Thermo Scientific. The samples of engine oil – Marinol RG 1240 were collected after various periods of use in three different engine types Cegielski- Sulzer.
Źródło:
Journal of KONES; 2018, 25, 1; 275-281
1231-4005
2354-0133
Pojawia się w:
Journal of KONES
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Spectroscopic Study and Analysis of the Content of Residue Elements in Marinol RG 1240 Oil after Working in Various Types of Engines
Analiza zawartości pierwiastków śladowych w oleju silnikowym Marinol RG 1240 po różnym czasie przepracowania w różnego typu silnikach
Autorzy:
Malinowska, M.
Powiązania:
https://bibliotekanauki.pl/articles/342032.pdf
Data publikacji:
2017
Wydawca:
Uniwersytet Morski w Gdyni. Wydawnictwo Uniwersytetu Morskiego w Gdyni
Tematy:
engine oil
marine oil
degradation process
spectrometry
trace elements
oil analysis
contamination
olej silnikowy
zanieczyszczenia
proces zużycia
spektrometria
pierwiastki śladowe
analiza oleju
Opis:
During exploitation, the engine oil undergoes the irreversible aging process that is – degradation. The speed of this process is affected by many factors such as high temperature, pressure, power output, oxygen from the air, mechanical shear forces, type, structure, and technical condition of the engine, time and conditions of work and also used fuel. In the article, the author shows that also the purpose of the engine influences the degradation of the engine oil. Using the method of optical emission spectrometry in accordance with ASTM D 6595 standard, the concentration of trace elements like: Ag, Al, B, Ba, Ca, Cu, Fe, K, Mg, Mn, Mo, Na, Ni, P, Pb, Si, Ti, V, Zn, was determined. The samples of engine oil – Marinol RG 1240 were checked after various periods of use in three different engine types Cegielski – Sulzer.
Oleje silnikowe podczas eksploatacji ulegają nieodwracalnemu procesowi starzenia. Intensywność wspomnianego procesu jest uzależniona od wielu czynników, takich jak: wysoka temperatura oraz ciśnienie, obecność tlenu z powietrza, wielkość występujących sił ścinających, typ, struktura i stan techniczny silnika, stosowane paliwa, a także czas i warunki pracy silnika. W artykule podkreślono wpływ przeznaczenia silnika na zanieczyszczenia występujące w oleju obiegowym. Do badań wykorzystano metodę optycznej spektrometrii emisyjnej zgodnie z normą ASTM D 6595 i oznaczono obecność następujących pierwiastków: Ag, Al, B, Ba, Ca, Cu, Fe, K, Mg, Mn, Mo, Na, Ni, P, Pb, Si, Ti, V, Zn. Próbki przepracowanych olejów obiegowych typu Marinol RG 1240 były pobierane z trzech różnych typów silników.
Źródło:
Zeszyty Naukowe Akademii Morskiej w Gdyni; 2017, 100; 131-140
1644-1818
2451-2486
Pojawia się w:
Zeszyty Naukowe Akademii Morskiej w Gdyni
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
The full or partial replacement of mineral marine engine oil with vegetable oil, on the example of rapeseed oil
Autorzy:
Malinowska, M.
Powiązania:
https://bibliotekanauki.pl/articles/245303.pdf
Data publikacji:
2017
Wydawca:
Instytut Techniczny Wojsk Lotniczych
Tematy:
vegetable oil
rapeseed oil
engine oil
marine
mineral oil
lubricant
viscosity
flash point
environmental protection
olej roślinny
olej rzepakowy
olej silnikowy
marynarka
olej mineralny
smar
lepkość
punkt zapłonu
ochrona środowiska
Opis:
The demand for petroleum products is increasing day by day, but mentioned products have limited sources and they are hazardous for environment. Therefore international organizations for example: International Maritime Organization, start to make restrictive requirements application petroleum products for safety environmental, what is the main reason of the use of the alternative liquids. One of the most popular environmental friendly, renewable and less toxic oils is vegetable oils. They can used as fuels and lubricants. The vegetable oils are mainly triglycerides, which contain three hydroxyl groups and long chain unsaturated free fatty acids attached at the hydroxyl group by ester linkages. They have good properties of lubricity, viscosity and thermal. In this article focused only on lubricants. Among a wide group of vegetable oils chosen rapeseed oil. Rapeseed is the most important and most efficient oilseed crop in Europe and it is the most common basestocks for vegetablebased lubricants. It conducted research into pure rapeseed oil and its different quantity additives to traditional marine motor oil – Marinol RG 1240. The two basic physic-chemical parameters, they were flash point and dependence of viscosity and temperature, were compare and assess. It has been proven that vegetable oils have a higher ignition temperature than mineral oils and a smaller viscosity change in the range of temperature presented.
Źródło:
Journal of KONES; 2017, 24, 1; 247-253
1231-4005
2354-0133
Pojawia się w:
Journal of KONES
Dostawca treści:
Biblioteka Nauki
Artykuł
    Wyświetlanie 1-5 z 5

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