Results 181 to 190 of about 495,484 (410)

Influence of Gasoline Components on Engine Efficiency and Emissions

open access: yesOil & Gas Science and Technology, 2016
For the next few decades, it is expected that fossil fuels and bio-fuels used in internal combustion engines will remain the primary source for vehicular propulsion.
Machado Guilherme B.   +5 more
doaj   +1 more source

Cycle-to-Cycle Fluctuations of Burned Fuel Mass in Spark Ignition Combustion Engines [PDF]

open access: yesarXiv, 2003
We examine a simple, fuel-air, model of combustion in spark ignition (si) engine with indirect injection. In our two fluid model, variations of fuel mass burned in cycle sequences appear due to stochastic fluctuations of a fuel feed amount. We have shown that a small amplitude of these fluctuations affects considerably the stability of a combustion ...
arxiv  

A car air-conditioning system based on an absorption refrigeration cycle using energy from exhaust gas of an internal combustion engine

open access: yes, 2017
Energy from the exhaust gas of an internal combustion engine is used to power an absorption refrigeration system to air-condition an ordinary passenger car.
G. Vicatos, J. Gryzagoridis, S. Wang
semanticscholar   +1 more source

Vibration‐Induced Stabilization of Lithium Anodes: Synergistic Effects of Morphological and SEI Evolution

open access: yesAdvanced Science, EarlyView.
This study, for the first time, highlights the marvelous effect of mechanical vibration on the performance of lithium metal batteries. The authors demonstrate that vibration enhances the performance of lithium metal anodes through a synergistic effect: surface flattening at the macroscale and the formation of an interfacial layer that facilitates fast ...
Taeksoo Jung   +6 more
wiley   +1 more source

Study on combustion and emission characteristics of a micro‐rotary cam internal combustion engine

open access: yesEngineering Reports
In this article, the construction principle of rotary engine and sliding vane internal combustion engine is carefully analyzed, and the concept of micro‐rotary cam internal combustion engine is proposed by integrating and innovating on them.
Hua Zhu, Ming Yang, He Hao, Lu Chen
doaj   +1 more source

ALGORITHM FOR SELECTING A PUMP AND A DIESEL INTERNAL COMBUSTION ENGINE WHEN ASSEMBLING A PUMPING UNIT FOR RECLAMATION PURPOSES

open access: yesМелиорация и гидротехника
Purpose: to develop an algorithm for arranging a pumping unit for irrigation purposes taking into account the energy-saving operating mode of a diesel internal combustion engine and with the ability to adjust head and rate specifications in a wide ...
Oleg V. Voevodin, Anton L. Kozhanov
doaj   +1 more source

Flame-wall interaction of thermodiffusively unstable hydrogen/air flames -- Part I: Characterization of governing physical phenomena [PDF]

open access: yesarXiv
Hydrogen combustion systems operated under fuel-lean conditions offer great potential for low emissions. However, these operating conditions are also susceptible to intrinsic thermodiffusive combustion instabilities. Even though technical combustors are enclosed by walls that significantly influence the combustion process, intrinsic flame instabilities
arxiv  

A Numerical Study of a Simple Stochastic/Deterministic Model of Cycle-to-Cycle Combustion Fluctuations in Spark Ignition Engines [PDF]

open access: yesarXiv, 2004
We examine a simple, fuel-air, model of combustion in a spark ignition (si) engine with indirect injection. In our two fluid model, variations of fuel mass burned in cycle sequences appear due to stochastic fluctuations of a fuel feed amount. We have shown that a small amplitude of these fluctuations affects considerably the stability of a combustion ...
arxiv  

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