• Гідрологія і Гідрометрія
• Господарське право
• Економіка будівництва
• Економіка природокористування
• Економічна теорія
• Земельне право
• Історія України
• Кримінально виконавче право
• Медична радіологія
• Методи аналізу
• Міжнародне приватне право
• Міжнародний маркетинг
• Основи екології
• Предмет Політологія
• Соціальне страхування
• Технічні засоби організації дорожнього руху
• Товарознавство продовольчих товарів

Fine particle toxicity and soot formation

Soot establishing is an easy process that involve many mechanical and physical phases. They include: 1) the collapse of the hydrocarbons in the oil; 2) the formation of little aromatic hydrocarbons from collapse products; 3) the rise of the little aromatics to the combinations including bigger numbers of rings; 4) the beginning of the little soot particles from the bigger aromatic hydrocarbons and 5) the rise of the little particles to the particles with greater masses. In this review, ‘oil collapse’ refers to physical consumption of the oil by any physical process, including either organic or inorganic reactions. The dividing band among the little and great aromatics is ~ 3 benzenoid rings. We choose this meaning so that the little aromatics are the compounds done by the addition of the first new benzenoid ring to the aliphatic, single-ring and two-ring hydrocarbons that make up the volume of burning fuels, while the great aromatics are the combinations made by subsequent rise steps. This division is significant because the addition of the first new ring is typically the speed-controlling step in soot obtaining.

Texts from scientific articles

Journal: Progress in Energy and Combustion Science

Studies of aromatic hydrocarbon formation mechanisms in flames

Introduction

This review article concerns the chemical mechanisms of fuel decomposition and small aromatic hydrocarbon formation in fuel-rich flames. These processes are essential steps towards soot production, and, in most cases, they are the rate-controlling steps. Most studies of fuel decomposition and aromatics formation in flames have used small hydrocarbons such as methane, ethylene and acetylene as the fuel. However, recent research has begun to close the “gap” between these small hydrocarbons and the larger, more structurally complex hydrocarbons that constitute all liquid combustion fuels. We believe that this research has progressed to the point where a review of its methods and conclusions is appropriate.

Переглядів: 238