Methanol Combustion in Compression Ignition Engines with a Combustion Enhancer Based on Nitrates (CEN): Insights from an Experimental Study in a New One-Shot Engine (NOSE) DOI

Richard Samson,

Anne-Gäelle Morin,

Fabrice Foucher

и другие.

SAE technical papers on CD-ROM/SAE technical paper series, Год журнала: 2024, Номер 1

Опубликована: Ноя. 5, 2024

<div class="section abstract"><div class="htmlview paragraph">Because it can be produced in a green form methanol is envisioned as potential fuel replacing conventional Diesel to directly reduce greenhouse gases (GHG) impact of maritime transportation. For these reasons, Original Equipment Manufacturers (OEMs) are working make easier use Compression Ignition (CI) engines. While an easy substance with manageable energy content, has few drawbacks, such as: high latent heat vaporization, auto-ignition temperature. These drawbacks have on the quality combustion and therefore solutions found still being studied give like behavior. One solution pilot for ignition quantities that remain (&gt; 20 %). A previous study carried out at PRISME laboratory highlighted possibility using Combustion Enhancer based Nitrates (CEN) additive levels. Here CEN through New One-Shot Engine (NOSE), pressure, temperature (HPHT), optically accessible vessel. Many parameters explored: Delay Time (IDT) by UV analysis photomultiplier (PM) which allow verification, vapor liquid penetration shadowgraphy technique Diffused Back-Illumination (DBI) Lift-Off Length (LOL) also Ultra-Violet analysis. As much possible, spray conditions (60 bar, 900 K, injection parameters) recommended Network (ECN) were observed. However, more representative engine, compression was increased close 950-1000 K. This shows addition (5 % volume) blended allows reduction IDT, LOL stabilization flame along jet penetration. fundamental order start understanding effect methanol.</div></div>

Язык: Английский

Methanol Combustion in Compression Ignition Engines with a Combustion Enhancer Based on Nitrates (CEN): Insights from an Experimental Study in a New One-Shot Engine (NOSE) DOI

Richard Samson,

Anne-Gäelle Morin,

Fabrice Foucher

и другие.

SAE technical papers on CD-ROM/SAE technical paper series, Год журнала: 2024, Номер 1

Опубликована: Ноя. 5, 2024

<div class="section abstract"><div class="htmlview paragraph">Because it can be produced in a green form methanol is envisioned as potential fuel replacing conventional Diesel to directly reduce greenhouse gases (GHG) impact of maritime transportation. For these reasons, Original Equipment Manufacturers (OEMs) are working make easier use Compression Ignition (CI) engines. While an easy substance with manageable energy content, has few drawbacks, such as: high latent heat vaporization, auto-ignition temperature. These drawbacks have on the quality combustion and therefore solutions found still being studied give like behavior. One solution pilot for ignition quantities that remain (&gt; 20 %). A previous study carried out at PRISME laboratory highlighted possibility using Combustion Enhancer based Nitrates (CEN) additive levels. Here CEN through New One-Shot Engine (NOSE), pressure, temperature (HPHT), optically accessible vessel. Many parameters explored: Delay Time (IDT) by UV analysis photomultiplier (PM) which allow verification, vapor liquid penetration shadowgraphy technique Diffused Back-Illumination (DBI) Lift-Off Length (LOL) also Ultra-Violet analysis. As much possible, spray conditions (60 bar, 900 K, injection parameters) recommended Network (ECN) were observed. However, more representative engine, compression was increased close 950-1000 K. This shows addition (5 % volume) blended allows reduction IDT, LOL stabilization flame along jet penetration. fundamental order start understanding effect methanol.</div></div>

Язык: Английский

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