Results 21 to 30 of about 14,893 (308)

LHV Predication Models and LHV Effect on the Performance of CI Engine Running with Biodiesel Blends [PDF]

open access: yes, 2013
The heating value of fuel is one of its most important physical properties, and is used for the design and numerical simulation of combustion processes within internal combustion (IC) engines. Recently, there has been a significant increase in the use of
Gu, Fengshou   +7 more
core   +1 more source

Influence of design parameters on the global performances of low-speed counter-rotating axial-flow fans [PDF]

open access: yes, 2014
The present work aims at experimentally investigating the effects of some parameters on the performances of a counter-rotating stage, and on the instationary flow between the rotors.
BAKIR, Farid   +5 more
core   +1 more source

CFD Analysis of Intake Air Swirl Effects on Combustion Efficiency and Emission Reduction in Direct Injection Diesel Engines [PDF]

open access: yesEPJ Web of Conferences
The study computational fluid dynamics (CFD-based analysis of the swirl in the intake air of a direct injection diesel engine in order to optimize the efficiency of the combustion process and decrease the emissions to the environment to achieve improved ...
Udhayakumar K.   +8 more
doaj   +1 more source

A linear acoustic model for intake wave dynamics in IC engines [PDF]

open access: yes, 2004
In this paper, a linear acoustic model is described that has proven useful in obtaining a better understanding of the nature of acoustic wave dynamics in the intake system of an internal combustion (IC) engine.
Harrison, M. F., Stanev, P. T.
core   +1 more source

Overspeeding characteristics of turbomachinery for gas generator cycle air turbo ramjet engine

open access: yesPropulsion and Power Research, 2022
The main interest in the current study focuses on the possibility of overspeeding for the gas-generator cycle air turbo ramjet (GG-ATR) engine. The authors developed the air turbo ramjet engine and investigated its compressor performance.
Ryojiro Minato   +4 more
doaj   +1 more source

Performance assessment of simple and modified cycle turboshaft gas turbines

open access: yesPropulsion and Power Research, 2013
This paper focuses on investigations encompassing comparative assessment of gas turbine cycle options. More specifically, investigation was carried out of technical performance of turboshaft engine cycles based on existing simple cycle (SC) and its ...
Barinyima Nkoi   +2 more
doaj   +1 more source

An investigation of the acoustic characteristics of a compression ignition engine operating with biodiesel blends

open access: yes, 2012
In this paper, an experimental investigation has been carried out on the acoustic characteristics of a compression ignition (CI) engine running with biodiesel blends under steady state operating conditions. The experiment was conducted on a four-cylinder,
Gu, Fengshou   +9 more
core   +1 more source

A hybrid boundary for the prediction of intake wave dynamics in IC engines [PDF]

open access: yes, 2004
This paper concerns the calculation of wave dynamics in the intake systems of naturally aspirated internal combustion (I.C.) engines. In particular it presents a method for improving the boundary conditions required to solve the one-dimensional Euler ...
Perez Arenas, R., Harrison, M. F.
core   +1 more source

Performance of small-scale aero-derivative industrial gas turbines derived from helicopter engines

open access: yesPropulsion and Power Research, 2013
This paper considers comparative assessment of simple and advanced cycle small-scale aero-derivative industrial gas turbines derived from helicopter engines.
Barinyima Nkoi   +2 more
doaj   +1 more source

Nonlinear control for a diesel engine: A CLF-based approach

open access: yesInternational Journal of Applied Mathematics and Computer Science, 2014
In this paper, we propose a control Lyapunov function based on a nonlinear controller for a turbocharged diesel engine. A model-based approach is used which predicts the experimentally observed engine performance for a biodiesel.
Kuzmych Olena   +3 more
doaj   +1 more source

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