Results 31 to 40 of about 5,336 (243)

Structural Performance of Additively Manufactured Cylinder Liner—A Numerical Study

open access: yesEnergies, 2022
Climate change is exacerbated by vehicle emissions. Furthermore, vehicle pollution contributes to respiratory and cardiopulmonary diseases, as well as lung cancer.
Ahmad Alshwawra   +3 more
doaj   +1 more source

Preventive Measures of Widmanstatten Structure of 0.45 % C Steel for Automobile Piston Rod and Process Optimization

open access: yesTeshugang, 2021
Widmanstatten structure is harmful which is easy to be produced in hypoeutectoid steel, 0.45%C steel for piston rod of automobile shall not have Widmanstatten structure, but the 45% C steel produced by nomal process (bloom soaking at 1120-1200 ℃,end ...
李合意   +4 more
doaj  

Customization of the angular spectrum method for calculating the acoustic piston field transmitted through a solid plate using MATLAB

open access: yesMethodsX, 2023
The angular spectrum (AS) model is customized to calculate the spatial acoustic pressure field generated by a piston source and transmitted through a steel plate immersed in water, for normal beam incidence.
M.M. Sæther
doaj   +1 more source

Hot forgeability of SCr420 low-alloy steel for piston rod application

open access: yesJournal of Physics: Conference Series, 2020
Abstract Microstructure development and mechanical property of SCr420 low-alloy steel (equivalent to AISI 5120) obtained by the forging process have been investigated. The relationship between the forgeability and mean grain sizes were examined.
L Anggraini, H Kartomi
openaire   +1 more source

Thermo mechanical analysis of a ceramic coated piston used in a diesel engine

open access: yes, 2016
The aim of this paper is to determine temperature and stress distributions in a ceramic based on Partially Stabilized Zirconia coated steel piston crown by using plasma spraying for improving performance of a marine diesel engine.
Büyükkaya, Ekrem   +2 more
core   +1 more source

Matching design for structural parameters of the dual-friction pair in a piston pin

open access: yesCase Studies in Thermal Engineering
In the present study, a thermoelastic hydrodynamic (TEH) model was formulated to analyze the steel piston assembly in the D25TCIF diesel engine.
Jikun Chen   +5 more
doaj   +1 more source

Teflon-Wire Piston or Stainless-Steel Bucket Stapes Prosthesis: Does it Make a Difference? [PDF]

open access: yesEar, Nose & Throat Journal, 1999
The goal of this study was to determine whether postoperative (implantation of a stapes prosthesis) hearing gain and the amount of air-bone gap overclosure are more improved with the Teflon-wire piston or with the stainless-steel bucket prosthesis. We retrospectively reviewed the outcomes of 82 surgeries that had been performed by the primary author ...
J B, Farrior, A E, Temple
openaire   +2 more sources

Comparison of Triply Periodic Minimal Surface Energy Absorbers Under Uniaxial Compressive Loading

open access: yesAdvanced Engineering Materials, EarlyView.
This study investigates LCD 3D printed Triply Periodic Minimal Surface (TPMS) structures as mechanical energy absorbers. By comparing various base designs and layered combinations under uniaxial compression, it identifies that a Diamond‐Gyroid sandwich structure offers superior performance.
Sergej Grednev   +2 more
wiley   +1 more source

Failure simulation of connecting rods without pistons using finite element method

open access: yesMATEC Web of Conferences, 2018
The combustion of fuel takes place inside the cylinder with the oxygen of the air, producing a very high-pressure combustion gas. The combustion gas does work on the piston and then passes through the connecting rod to the crankshaft.
Andoko, Saputro Nanang Eko
doaj   +1 more source

Defect Evolution and Mechanical Performance of Fused Filament Fabrication‐Manufactured 17‐4PH Stainless Steel Revealed by X‐Ray Computed Tomography

open access: yesAdvanced Engineering Materials, EarlyView.
X‐ray computed tomography reveals how process‐induced defects evolve from green to sintered states in Fused Filament Fabrication (FFF)‐manufactured 17‐4PH stainless steel. Internal porosity, weakest cross‐sections, and fracture locations show strong correlation with tensile performance, demonstrating the potential of computed tomography (CT)‐based ...
György Ledniczky   +3 more
wiley   +1 more source

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