Results 1 to 10 of about 39,796 (305)

Optimization of thermal barrier coating with induced copper oxide nanoparticles in CI engine using algae methyl ester as fuel. [PDF]

open access: yesSci Rep
The research investigation of Response Surface Methodology (RSM) optimization to analyze the impact of load, Algae Oil Methyl Ester (AOME), and CuO copper oxide nano-fuel enhancement on engine performance and exhaust gas emissions, employing both normal ...
Prabhahar M   +5 more
europepmc   +2 more sources

The lightweight design of steel pistons for diesel engines based on thermo-mechanical characteristics. [PDF]

open access: yesSci Rep
Traditional aluminum–silicon alloy pistons are gradually replaced by steel pistons, which has become the trend of future diesel engine development. However, the efficient design and broad application of steel pistons are limited by the higher density of ...
Liu Y   +5 more
europepmc   +2 more sources

Casting of Combustion Engine Pistons Before and Now on the Example of FM Gorzyce [PDF]

open access: yesArchives of Foundry Engineering, 2023
The article discusses the most important changes in the construction of permanent mould casting machines, as well as the method of casting engine pistons and their construction on the example of Federal-Mogul (FM) Gorzyce. The system of automatic cooling
M. Czerepak, J. PiÄ…tkowski
doaj   +1 more source

Numerical Study of Forced Nonlinear Acoustic Gas Oscillations in a Tube under the Action of Two Pistons with Phase Shift [PDF]

open access: yesJournal of Applied Fluid Mechanics, 2023
Nonlinear acoustic oscillations of large amplitude created in a gas-filled tube under the action of two pistons located at the ends of the pipe are numerically investigated.
D. A. Gubaidullin, B. A. Snigerev
doaj   +1 more source

Investigations of the Usefulness of Dilatometric Methods in the Diagnostics of Combustion Engines

open access: yesEnergies, 2021
Due to rapidly progressing development in the field of materials used in the automotive industry, research methods enabling the validation of the properties of materials used in specific applications, e.g., engines, are gaining importance.
Marek Idzior, Wojciech Karpiuk
doaj   +1 more source

SEMITRANSPARENT PISTONS [PDF]

open access: yesQuantum Field Theory Under the Influence of External Conditions (QFEXT09), 2010
We consider semitransparent pistons in the presence of extra dimensions. It is shown that the piston is always attracted to the closest wall irrespective of details of the geometry and topology of the extra dimensions and of the cross section of the piston. Furthermore, we evaluate the zeta regularized determinant for this configuration.
Morales, P., Kirsten, K.
openaire   +3 more sources

Capped piston: A promising design to reduce compressibility effects, pressure ripple and cavitation for high-speed and high-pressure axial piston pumps

open access: yesAlexandria Engineering Journal, 2023
Raising rotational speed and operating pressure is an effective way to increase the power density of axial piston pumps. However, the axial piston pump with standard hollow pistons suffers from problems of volumetric losses, pressure ripple, and ...
Qun Chao   +3 more
doaj   +1 more source

Inspired by Earthworms and Leeches: The Effects of Cylindrical Pit Arrays on the Performance of Piston-Cylinder Liner Friction Pairs

open access: yesApplied Sciences, 2023
To improve the friction and wear performance of the piston-cylinder liner friction pair, inspired by earthworms and leeches, 27 kinds of pistons with cylindrical pit arrays are designed and processed.
Tianyu Gao   +3 more
doaj   +1 more source

Novel study on the pressure pulsation of the axial piston machines with even number of pistons

open access: yesThe Journal of Engineering, 2020
Flow and pressure ripples of axial piston machines have received sustained attentions by researcher in flow power domain. Traditionally, almost all the axial piston pumps have been designed with odd number of pistons.
Junjie Zhou   +3 more
doaj   +1 more source

Determining the Optimal Number of Pistons for Offshore Digital Winch Drives

open access: yesEnergies, 2023
In offshore winch drive applications, determining the required number of pistons in digital displacement motors is critical for minimizing torque ripples.
Thomas Farsakoglou   +3 more
doaj   +1 more source

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