Results 1 to 10 of about 54,718 (284)

Thermomechanical Fatigue Life Prediction for a Marine Diesel Engine Piston considering Ring Dynamics [PDF]

open access: yesAdvances in Mechanical Engineering, 2014
A newly designed marine diesel engine piston was modeled using a precise finite element analysis (FEA). The high cycle fatigue (HCF) safety factor prediction procedure designed in this study incorporated lubrication, thermal, and structure analysis.
Tao He   +5 more
doaj   +4 more sources

Effect of Groove Texture on Deformation and Sealing Performance of Engine Piston Ring

open access: yesMachines, 2022
During the present study, a double groove texture was designed on the surface of a piston ring to improve the sealing performance between the piston ring and cylinder liner.
Tingkun Chen   +8 more
doaj   +1 more source

Bionic Design and Optimization of the Wear-Resistant Structure of Piston Rings in Internal Combustion Engines

open access: yesLubricants, 2023
Internal combustion engines, during their operation, subject the piston to high-temperature and high-pressure conditions, requiring it to endure intense, continuous reciprocating motion. This strenuous process leads to significant wear and tear.
Weijun Tian   +6 more
doaj   +1 more source

Service life predicting of the piston ring with laser-hardened cylinder liner [PDF]

open access: yesE3S Web of Conferences, 2023
The article considers the issues associated with the evaluation of hardening treatments influence on the service life of the piston ring in the cylinder of a heavy-duty diesel engine. The statement about the high efficiency of laser hardening of cylinder
Alisin Valery
doaj   +1 more source

Simulation on the effect of cylinder liner and piston ring surface roughness on friction performance

open access: yesMechanics & Industry, 2022
Considering the surface roughness of piston ring and cylinder liner and deformation of cylinder liner, the friction dynamics calculation model of cylinder liner-piston ring friction pair was established.
Liu Na   +4 more
doaj   +1 more source

Research on Moderate Thermal Insulation of Highly Strengthened Diesel Engine piston

open access: yesJournal of Applied Science and Engineering, 2022
Thermal insulation coating at the top surfaces of the piston can reduce the thermal loads and improve its service life. The AlCrN coating was used for the heat insulation of a highly strengthened diesel engine aluminum alloy piston and the finite element
Yuwei Liu   +4 more
doaj   +1 more source

Study of the Kinematics and Dynamics of the Ring Pack of a Diesel Engine by Means of the Construction of CFD Model in Conjunction with Mathematical Models

open access: yesLubricants, 2021
The present research aims to analyze the kinematic and dynamic behavior of the piston ring package. The development of the research was carried out through the development of numerical simulation by means of CFD.
Wilman Orozco Lozano   +2 more
doaj   +1 more source

Numerical calculation and experimental study on friction and lubrication of Stirling engine piston ring [PDF]

open access: yesE3S Web of Conferences, 2021
To solve the practical problem of Stirling engine piston ring, numerical model on friction and lubrication were established based on average Reynolds equation theory.
Songjian Li   +3 more
doaj   +1 more source

EVALUATION OF THE RATIOS OF THE MAIN INDICATORS OF THE DRY SEALING OF THE CYLINDER-PISTON GROUP OF INTERNAL COMBUSTION ENGINES USING A SOLID LUBRICANT [PDF]

open access: yesTransport Problems, 2022
This article presents the results of a study of an alternative method for reducing friction losses in the cylinder-piston group of internal combustion engines based on an experimental installation, taking into account changes in the real state of the ...
Beket NURALIN   +4 more
doaj   +1 more source

Investigation of Wear Pattern in Piston Ring of an IC Engine

open access: yesTribology in Industry, 2019
Piston Ring, as small as it appears, plays quite an important role in contribution to friction and wear in an IC engine. As a first approximation most wear models, have quantified wear of a piston ring in terms of total wear volume, total weight loss or ...
K.H. Niralgikar, M.A. Bulsara
doaj   +1 more source

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