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Book An Experimental Investigation of Flame Propagation in the Internal Combustion Engine

Download or read book An Experimental Investigation of Flame Propagation in the Internal Combustion Engine written by William A. Mason and published by . This book was released on 1932 with total page 116 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Book An Analytical and Experimental Investigation of Turbulent Flame Propagation Utilizing a Turbulent Flat Flame Burner

Download or read book An Analytical and Experimental Investigation of Turbulent Flame Propagation Utilizing a Turbulent Flat Flame Burner written by William Thomas Snyder and published by . This book was released on 1958 with total page pages. Available in PDF, EPUB and Kindle. Book excerpt:

Book An Investigation of Flame Speeds in a Spark Ignition Engine

Download or read book An Investigation of Flame Speeds in a Spark Ignition Engine written by Thomas Joseph Dahm and published by . This book was released on 1957 with total page 144 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Book Experimental Investigation of the Flow in Internal Combustion Engines

Download or read book Experimental Investigation of the Flow in Internal Combustion Engines written by Marco Braun and published by . This book was released on 2020 with total page pages. Available in PDF, EPUB and Kindle. Book excerpt:

Book Experimental Investigation of Flame Propagation in Long  Narrow Tubes

Download or read book Experimental Investigation of Flame Propagation in Long Narrow Tubes written by and published by . This book was released on 2013 with total page pages. Available in PDF, EPUB and Kindle. Book excerpt:

Book An Experimental Investigation of the Flame Propagation Through a Stratified Mixture

Download or read book An Experimental Investigation of the Flame Propagation Through a Stratified Mixture written by Keshav S. Varde and published by . This book was released on 1971 with total page 226 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Book Experimental Investigation of Flame Propagation and Pressure Development in Gas Explosions in a Sector shaped Vented Vessel of 1 M Radius

Download or read book Experimental Investigation of Flame Propagation and Pressure Development in Gas Explosions in a Sector shaped Vented Vessel of 1 M Radius written by D. Kong and published by . This book was released on 1990 with total page pages. Available in PDF, EPUB and Kindle. Book excerpt:

Book Experimental Investigation of the In Cylinder Flow of an Internal Combustion Engine

Download or read book Experimental Investigation of the In Cylinder Flow of an Internal Combustion Engine written by Isabella Maria Bücker and published by . This book was released on 2013 with total page 132 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Book Numerical and Experimental Investigation of Water Introduction Into DI Diesel Engine Combustion

Download or read book Numerical and Experimental Investigation of Water Introduction Into DI Diesel Engine Combustion written by Peter Eckert and published by Logos Verlag Berlin GmbH. This book was released on 2008 with total page 152 pages. Available in PDF, EPUB and Kindle. Book excerpt: Im vorliegenden Band 3/2008 berichtet Herr Eckert uber die Ergebnisse aus Untersuchungen zur Partikel- und Stickoxidminimierung bei Dieselmotoren durch Wassereinbringung. Das primare Ziel ist dabei die innermotorische Reduzierung der thermischen Stickoxidbildung. Es sind unterschiedliche Methoden der wassereinbringung in den dieselmotorischen Verbrennungsprozess moglich; beispielsweise die Einspritzung von Wasser in das Ansaugsystem, eine direkte Einspritzung von Wasser in den Brennraum sowie die Wassereinbringung mit Diesel- Wasser Emulsionen. Diese Massnahmen sind unter anderem bei dieselmotoren, die zumindest teilweise mit Schwerol betrieben werden, besonders interessant, da dort klassische Methoden zur Schadstoffreduktion, wie z.B. Abgasruckfuhrung oder Abgasnachbehandlung, nur mit erheblichem Aufwand eingesetzt werden konnen.

Book A THEORETICAL AND EXPERIMENTAL INVESTIGATION OF LAMINAR FLAME PROPAGATION

Download or read book A THEORETICAL AND EXPERIMENTAL INVESTIGATION OF LAMINAR FLAME PROPAGATION written by HANS RALPH MENKES and published by . This book was released on 1956 with total page 204 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Book Fuel Economy

    Book Details:
  • Author : John C. Hilliard
  • Publisher : Springer Science & Business Media
  • Release : 2013-11-11
  • ISBN : 1489922776
  • Pages : 460 pages

Download or read book Fuel Economy written by John C. Hilliard and published by Springer Science & Business Media. This book was released on 2013-11-11 with total page 460 pages. Available in PDF, EPUB and Kindle. Book excerpt: Concern about the reduced availability and the increased cost of petroleum fuels prompted great efforts in recent years to reduce the fuel consumption of auto mobiles. The ongoing efforts to reduce fuel consumption have addressed many relevant factors, including increased engine performance, reduced friction, use of lightweight materials, and reduced aerodynamic drag. The results of the investigations assessing the various factors affecting fuel economy have been published in journals, conference proceedings, and in company and government reports. This proliferation of technical information makes it difficult for workers to keep abreast of aU developments. The material presented in this book brings together in a single volume much of the relevant materials, summarizes many of the state-of-the-art theories and data, and provides extensive lists of references. Thus, it is hoped that this book will be a useful reference for specialists and practicing engineers interested in the fuel economy of automobiles. J. C. HILLIARD o. S. SPRINGER vii CONTENTS 1. AUTOMOTIVE FUEL ECONOMY David Cole I. Introduction and Background. . . . . . . . . . . . . . . . . . . . . . . . . . . 1 . . . . . . . . . . n. Fuel Economy Factors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 A. Engine................................................... 11 B. Drive Train. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 . . . . . . . . . . . . . . C. Vehicle Factors. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22 . . . . . . . . . . . . . D. Operating Factors. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28 . . . . . . . . . . . . E. Test Cycles . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32 . . . . . . . . . . . . . . References . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33 . . . . . . . . . . . . . . . . . 2. FUEL ECONOMY AND EMISSIONS J. T. Kummer I. Introduction .................................................. . 35 n. Emission Regulations .......................................... .

Book A Computational Study of Laminar Flame Propagation Into Mixtures with Non zero Reaction Progress in Engine Conditions

Download or read book A Computational Study of Laminar Flame Propagation Into Mixtures with Non zero Reaction Progress in Engine Conditions written by and published by . This book was released on 2019 with total page 210 pages. Available in PDF, EPUB and Kindle. Book excerpt: Flame speed data reported in most literature are acquired in conventional apparatus such as the spherical combusion bomb and counter flow burner, and are limited to atmospheric pressure and ambient or slightly elevated unburnt temperatures. As such, these data bear little relevance to internal combustion engines and gas turbines, which operate under typical pressures of 10-50 bar and unburnt temperature up to 900K or higher. These elevated temperatures and pressures not only modify dominant flame chemistry, but more importantly, they inevitably facilitate pre-ignition reactions and hence can change the upstream thermodynamic and chemical conditions of a regular hot flame leading to modified flame properties. This study focuses on how auto-ignition chemistry affects flame propagation, especially in the negative-temperature coefficient (NTC) regime, where dimethyl ether (DME), n-heptane and iso-octane are chosen for study as typical fuels exhibiting low temperature chemistry (LTC). The structure of this thesis consists of the introduction of the combustion, the governing equations in thermodynamics and chemical reactions as well as the general structure of the flame. Then, the typicl experimental configuration exploited in the measurement of laminar flame speed is introduced, which is followed by the manifestation of the low temperature chemistry and the gap between the reality and the experimental understandings. Finally, the simulation results of laminar flame speed at constant pressure condition and HCCI engine condition are presented and discussed respectively. The computation of laminar flame speed of lean and stoichiometric mixtures of fuel/air was performed at different ignition reaction progress, by selecting the thermal chemical states corresponding to different residence times during auto-ignition as the flame upstream condition. Using scaling and budget analysis, it is shown that a well-defined flame speed for such a partially reactive mixture in the classical diffusion-reaction limit could still be feasible in the appropriate computational domain, especially with a sufficiently reduced induction length. The comparison of flame speed against different types of progress variables indicates a nearly linear relationship between the flame speed and progress variables based on the fuel mass fraction and temperature. The overall effect of the cool-flame reformation has been studied by comparing the flame speed of the initial mixture and that of the instantaneous mixture under the same thermodynamic conditions. It is found that the enhanced propagation is shown to be largely a thermodynamic effect, while chemistry nevertheless plays an overall retarding role. Sensitivity analysis has been performed to identify the key species which most influence flame propagation at different reaction progress. A general scheme of simplified mixture was constructed to describe flame propagation in a partially reactive mixture, for both lean and stoichiometric, as well as high pressures conditions. The findings and general simplified mixture scheme are validated in HCCI engine conditions.