Results 21 to 30 of about 105,197 (248)

Modeling of two-stroke aviation piston engines for control applications

open access: yesAdvances in Mechanical Engineering, 2023
Two-stroke Aviation Piston Engines are multivariable systems with severe non-linear dynamics, making their modeling challenging for control engineers. Although many studies have been conducted on simplified modeling of four-stroke gasoline engines and ...
Hanjie Jiang   +3 more
doaj   +1 more source

A Discrete Four Stroke Quantum Heat Engine Exploring the Origin of Friction [PDF]

open access: yes, 2001
The optimal power performance of a first principle quantum heat engine model shows friction-like phenomena when the internal fluid Hamiltonian does not commute with the external control field. The model is based on interacting two-level-systems where the
E. Geva   +14 more
core   +2 more sources

Validating a Method for Turbocharging Single Cylinder Four Stroke Engines [PDF]

open access: yes, 2019
This paper presents a method for turbocharging single cylinder four stroke internal combustion engines, an experimental setup used to test this method, and the results from this experiment.
Buchman, Michael R., Winter, Amos G.
core   +1 more source

Effect of Octane Number on Performance and Exhaust Emissions of an SI Engine [PDF]

open access: yesEngineering and Technology Journal, 2020
Spark ignition engines are very popular engines that they are running millions of vehicles all over the world. This engine emits many harmful pollutants, such as CO, UHC, and NOX.
Noor Athafah, Adei Salih
doaj   +1 more source

FEM Modelling Approaches of Bolt Connections for the Dynamic Analyses of an Automotive Engine

open access: yesApplied Sciences, 2021
Three different finite element method (FEM) modelling approaches of bolt connections of a four-stroke, four-cylinder petrol engine are presented, and the related results compared in terms of preprocessing time and accuracy.
Venanzio Giannella   +3 more
doaj   +1 more source

Development of a Marine Two-Stroke Diesel Engine MVEM with In-Cylinder Pressure Trace Predictive Capability and a Novel Compressor Model

open access: yesJournal of Marine Science and Engineering, 2020
In this article, to meet the requirements of marine engine room simulator on both the simulation speed and simulation accuracy, a mean value engine model (MVEM) for the 7S80ME-C9.2 marine two-stroke diesel engine was developed and validated in the MATLAB/
Haosheng Shen   +3 more
doaj   +1 more source

Knowledge Disclosure, Patent Management, and the Four-Stroke Engine Business [PDF]

open access: yesSSRN Electronic Journal, 2016
The appropriateness of patent systems has been largely discussed and has led to substantial theoretical debates and empirical analyses. One of the most significant arguments in favor of patents is that they enable knowledge disclosure, which would compensate their social cost.
Sáiz, Patricio, Amengual, Rubén
openaire   +3 more sources

Finite Element Analysis of a Four-Cylinder Four Stroke Gasoline Engine Crankshaft

open access: yesMATEC Web of Conferences, 2014
Stress analysis of a crankshaft using traditional method is complicated and needs modification by considering its stress concentration factors. To solve this problem, the crankshaft strength of a four-cylinder four stroke gasoline engine is modeled and ...
Parman Setyamartana   +2 more
doaj   +1 more source

Four Stroke Internal Combustion Engine

open access: yes, 2016
This paper deals with highlighting the current information about Four Stroke Internal Combustion Engine. The current principle of Four Stroke cylinder engine includes axis of cylinder head. This in itself has channels that are used to supply the fuel.
Mr. Bilgude Rohit   +4 more
openaire   +1 more source

The Ising critical quantum Otto engine

open access: yesNew Journal of Physics, 2022
We study a four-stroke Otto engine whose working fluid is a quantum Ising chain. The thermodynamic cycle consists in sweeps of the transverse magnetic field occurring in thermal isolation, alternated by thermalisation strokes with reservoirs at different
Giulia Piccitto   +2 more
doaj   +1 more source

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