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Showing 1 to 20 of 40 for “"Lubricating Oil"”.

  1. Decomposition of perfluoropolyether lubricating oil: experimental and semiempirical results

    Hogue, Patrick G.Colorado School of Mines. Arthur Lakes Library1994

    Includes bibliographical references.

    colo-mines Repository record

  2. Crystallization and Separation of Pentaerythritol from Lubricating Oil Dispersant Additives

    Najim, Nadim A.R.Aston University1984

    In the industrial production of a lubricating oil dispersant additive pentaerythritol (PE) is reacted with polyisobutenyl succinic anhydride (PIBSA). The sediment obtained is difficult to separate due to many factors also there is usually an increase in the sediment level during the storage of the …

    aston Repository record

  3. Investigations pertaining to the development of an extreme pressure lubricating oil

    Coleman, Henry E.Virginia Agricultural and Mechanical College and Polytechnic Institute1934

    vt Repository record

  4. The effect of lubricating oil on the puncture strength of paper insulation

    Koslow, Herman M.Virginia Tech1939

    … edge brass discs. Specimens were immersed in lubricating oil for periods up to 40 hours and then tested for puncture strength. Following this, specimens were immersed for one hour and 24 hours and each of the two groups tested at intervals of time up to 720 hours. In each test the voltage was …

    vt Repository record

  5. An environmental assessment of recycling options for used lubricating oil in South Africa

    Rwodzi, BryneDepartment of Chemical Engineering2000

    … limitations of of current strategies for used oil management in the country is presented in this thesis. The goal of the study was to develop a Life Cycle Assessment (LCA) based tool for comparing and evaluating the environmental performance of selected used oil management scenarios in South …

    cape-town Repository record

  6. Lubricating Oil Film Thickness and Load Capacity of Spur Gears: Analytical and Experimental Investigation

    Dareing, Donald WayneUniversity of Illinois at Urbana-Champaign2014

    Made available in DSpace on 2014-12-05T19:16:01Z (GMT). No. of bitstreams: 1 6202899.pdf: 8367754 bytes, checksum: fd2edbaaf42d8dd9ba40aace263bfbaf (MD5) Previous issue date: 1962

    uiuc Repository record

  7. The evaluation of a one-cylinder Delco gasoline engine as an accelerated lubricating oil test unit

    Garvin, Clifton C. Jr.Virginia Polytechnic Institute1947

    … capable of manipulation so that it can test lubricating oils for wear, corrosion and tendency to oxidation and detergency, and give reproducible results. The purpose of this investigation is three-fold: (1) To install the control accessories required for control of the engine test conditions, …

    vt Repository record

  8. Technical feasibility of using spent lubricating oil as a body fuel in traditional clay brick making operations

    Mutsago, Mukayi NDepartment of Chemical Engineering2002

    Used lubricating oil is regarded as a toxic and hazardous industrial waste. Several researchers have worked on finding environmentally friendly ways of used oil disposal. In South Africa, used lubes are: * reprocessed for subsequent burning * reprocessed for other uses * burned in lime plants, and …

    cape-town Repository record

  9. The Development of a Diesel Injector Experiment to Study the Combined Effects of Oxidation and Shear on Lubricating Oil Viscosity

    Laforge, FredericCarleton University2015

    … needed to apply high rates of shear strain on lubricating oil molecules and study the effects these may have on the degradation of the lubricant. The result was the development of a diesel injection device where the oil could be stressed and cycled effectively. Viscosity measurements were used …

    carleton Repository record

  10. Optimizing power cylinder lubrication on a large bore natural gas engine

    Luedeman, Matthew R., author, Olsen, Daniel, advisor, Kirkpatrick, Allan T., committee member, De Miranda, Michael A., committee memberColorado State University. Libraries2013

    … has focused on the effect and reduction of lubricating oil derived emissions. This study evaluates the impact of power cylinder lubricating oil on overall engine emissions with an emphasis on reducing oxidation catalyst poisoning. A traditional power cylinder lubricator was analyzed; power …

    colostate Repository record

  11. An Experimental Study on the Effects of Three-Piece Oil Control Ring Design and Liner Finish on Lubricating Oil Consumption in a Hydrogen-Fueled Single-Cylinder Reciprocating Engine

    Tamburro, AlexandraMassachusetts Institute of Technology2025

    Reducing lubricating oil consumption (LOC) in reciprocating engines is an increasingly important objective in the pursuit of lower greenhouse gas emissions, longer maintenance intervals, and compliance with tightening environmental regulations. In 2022, the U.S. transportation sector alone was …

    mit Repository record

  12. Development and Application of Elastohydrodynamic Lubrication Model for Piston Pin

    Shu, ZhiyuanMassachusetts Institute of Technology2023

    … methods, such as modifying the profile or adding oil grooves. A numerical model was developed in this study to investigate the lubrication and dynamics of the piston pin, taking into account the deformation of the structures and oil cavitation. The model employs multi-body dynamics and …

    mit Repository record

  13. An experimental study of the oil evolution in critical piston ring pack regions and the effects of piston and ring designs in an internal combustion engine utilizing two-dimensional laser induced fluorescence and the impact on maritime economics

    Vokac, Adam, 1978-Massachusetts Institute of Technology2004

    Faced with increasing concern for lubricating, oil consumption and engine friction, it is critical to understand the oil transport mechanisms in the power cylinder system. Lubricating oil travels through distinct regions along the piston ring pack before being consumed in the combustion chamber, …

    mit Repository record

  14. Application of an argon-cooled inductively coupled plasma to the analysis of metals in lubricating oils

    Marais, Petrus Johannes Jacobus GoosenDepartment of Chemistry1987

    … determination of wear metals and additives in lubricating oils with xylene as solvent. The modified Simplex method was applied to establish the optimum experimental parameters for 21 individual spectral lines. The optimization was applied to single element analysis on the basis of net …

    cape-town Repository record

  15. AUTOMATION OF ACID AND BASE NUMBER DETERMINATIONS OF NEW AND USED LUBRICATING OILS

    Pickering, Susan M.De Montfort University1983

    … increasingly employed to determine the extent of lubricating oil degradation and engine wear. For many operators these programmes have resulted in significant cost savings by promoting a more efficient and effective servicing schedule. In the field of lubricating oil analysis several properties of …

    de-montfort Repository record

  16. A study of oil-film performance between piston rings and cylinder wall by the electrical measurements

    Ting, Youn-HungVirginia Polytechnic Institute1961

    … some of the factors that night effect the oil film performance between piston rings and cylinder walls. An apparatus was constructed to measure the instantaneous changes in resistance across the oil film. A piston ring of an air-cooled single cylinder engine was insulated from the rest of …

    vt Repository record

  17. Intricate dynamics and hydrodynamic frictional losses of the piston-ring assembly in internal combustion engines

    Hakeem, Mohannad2012

    … Moreover, 40 to 80% of the lubricant oil consumption has been attributed to the ring-pack dynamics.</p> <p>In this dissertation, a reliable tool has been developed using MATLAB/SIMULINK and embedded C-S Functions that predicts the intricate dynamics and lubrication regimes of the …

    wayne-thes Repository record

  18. Engine lubrication oil aeration

    Baran, Bridget A. (Bridget Anne)Massachusetts Institute of Technology2007

    … minimizes friction. The entrapment of air in the lubricating oil is called oil aeration. Oil aeration can be detrimental to internal combustion (IC) engines. This study attempts to determine a means to reduce the level of aeration in a typical IC engine. Experiments were performed on a motored …

    mit Repository record

  19. Study of Hydrocarbon Waste Biodegradation and the Role of Biosurfactants in the Process

    Fallon, Agata M.Virginia Tech1998

    Two types of oily waste sludges generated by a railroad maintenance facility were studied to reduce the volume of hydrocarbon waste. The specific goals of this laboratory study were to evaluate rate and extent of microbial degradation, benefits of organism addition, role of biosurfactant, and …

    vt Repository record

  20. Accelerated Methods For Determining The Oil Deterioration In An Internal Combustion Engine

    Seare, Karl David RalphDe Montfort University1994

    … test and compare methods for extracting lubricating oil for subsequent chemical analysis from an operating internal combustion engine. Following on from the development of the tube base sampling system in the early 198O’s, the project initially concerned itself with the possible …

    de-montfort Repository record

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