fuel evaporation

Effect of State Equation on Numerical Simulation of Fuel Droplet Evaporation at High Temperature and High Pressure

状态方程对高温高压条件下燃料液滴蒸发计算的影响

In internal combustion engine, droplets impact on a solid wall is a common phenomenon which has significant effect on the fuel evaporation rate.

内燃机中雾化液滴碰壁是常见的现象，并将明显影响燃油蒸发速率。

Therefore, it is necessary to carry out the study of the heat and mass transfer mechanism of fuel droplet evaporation process in direct injection diesel engine.

因此有必要开展燃油液滴蒸发过程传热传质机理的研究。

Effect of multi-parameters on fuel evaporation in a gasoline engine during cold-start

汽油机冷启动时燃油蒸发多参数影响研究

The simulation results showed that the most influential parameters on the fuel evaporation were: intake temperature, fuel temperature and engine speed.

计算结果表明，进气温度、燃油温度和转速对燃油蒸发有重要影响。

An experimental investigation of fuel film evaporation on the wall of combustion chamber in diesel engine

柴油机燃烧室壁面上油膜蒸发的试验研究

By analyzing the obtained variation of the surface area and the key factors affecting droplet deformation, the formula of droplet surface area is obtained by regression analysis, and fuel droplet evaporation rate model was successfully corrected.

本文通过分析得出了影响液滴变形的关键因素和液滴表面积的变化规律，应用回归分析方法得出了液滴的表面积变化公式，并对燃油液滴蒸发速率模型进行了修正。

The effects of different kinds of heat transfer on fuel film evaporation and combustion are analyzed quantitatively.

定量地分析了各种传热方式在油膜蒸发和燃烧中的作用。

As the air inlet diameters increase, the intake central swirl is intensified and thus fuel evaporation in the first combustion chamber is improved.

加大进气孔直径使进气中心涡流增强，燃油在一级燃烧室中蒸发量增加。

A study on the effect of more volatile fuel on evaporation and ignition for emulsified oil

轻组份燃料对乳化油蒸发与着火影响的研究

An Analysis of the Influence of the Pretreatment Method of Canister upon the Test Result of Fuel Evaporation of Motorcycles

炭罐预处理方法对摩托车燃油蒸发排放测试结果的影响分析

Besides, all detonation tubes reached the speed of detonation wave when the local evaporator was employed to improve the fuel evaporation.

采用局部蒸发器改善燃油蒸发后，爆震管都达到了爆震波的传播速度。

This paper has researched the gasoline-ethanol fuel evaporation in the intake system, studied the effective of blended ratio and density of ethanol on mixed fuel evaporation by theory computation and analyzation.

本文通过进气系统蒸发性能的理论计算和分析，研究了酒精掺混比和浓度对汽油&酒精混合燃料在进气系统中蒸发性能的影响。

For practical terms, the shape of fuel droplets in the evaporation process continues changing.

然而在实际情况中，燃油液滴在蒸发过程中形状不断地发生变化。

Based on fuel supply and fuel evaporation control equipment, this paper also analyzes how to decrease evaporative emissions and presents technical methods to reach evaporative emissions standard III;

从燃油供给、燃油蒸发控制装置等方面，对降低车辆蒸发污染物排放进行了技术分析，提出了达到第III阶段蒸发污染物排放标准的技术措施；

In the emission from Motorcycles about 25% of HC emits directly into the atmosphere in the form of fuel evaporation, therefore fuel evaporation control is one of the effective measures of reducing HC emission.

在摩托车污染物排放中，大约有25%的HC是以燃油蒸发的方式直接排放到大气中的，因此控制燃油蒸发是降低HC污染的有效措施之一。

A systematic analysis of the fuel droplets evaporation characteristics of the different components with the environmental temperature changing is carried out.

系统地分析了不同组分燃油液滴随环境温度变化的蒸发特性，不同组分燃油液滴蒸发特性的区别，以及不同组分混合液滴的蒸发特性。

Numerical Simulation of Fuel Spray Evaporation Mixing and Combustion for Diesel Engines

柴油机喷雾蒸发混合和燃烧的数值模拟

In the spray process, droplet always hitting on wall, and it may form frustrating oil film that can affect fuel evaporation and result incomplete combustion.

在喷雾过程中，液滴碰壁不可避免，如果大量油滴碰壁形成油膜，会影响燃油蒸发，导致不完全燃烧，进而影响污染物排放。

The processes of static fuel evaporation and fuel temperature changes are simulated. The results show that gasoline evaporates rapidly in the beginning, until after the evaporation of light components, the trend of evaporation starts slowing down.

模拟了静态燃油受热蒸发以及燃油内部温度变化的过程，结果表明初始时汽油蒸发迅速，待轻质组分蒸发完毕后，蒸发趋势开始变缓。

Ased on the simulation of a single droplet evaporation, a model of a fuel package evaporation was constructed to predict the effects of ambient temperature on the droplet size distribution and the fuel evaporation.

本文以单滴蒸发为基础建立了一个燃料单元的蒸发计算模型，对各种温度条件下燃油喷雾蒸发过程进行了模拟计算。

The effects of ambient pressure on fuel droplet evaporation in different convective thermal environments was investigated using numerical methods.

通过建立单液滴蒸发的物理数学模型，采用数值方法研究了对流环境中压力对液滴蒸发的影响。

The results show that the secondary atomization after impinging is very important to the fuel evaporation.

结果表明，撞壁后燃油的二次雾化对燃油蒸发具有重要作用。

Highlighted is the realization of the technical principle of fuel pre evaporation by utilizing the cold flame combustion phenomenon normally present prior to the ignition of liquid fuel.

重点介绍了利用液体燃料着火前存在的冷焰燃烧现象实现燃料预蒸发的技术原理。

The Latest Progress of the European Motorcycle Fuel Evaporation Regulations

欧洲摩托车燃油蒸发排放法规的最新进展

A Study on Characteristics of Fuel Diffusion and Evaporation in a Port-injected Gasoline Engine

电控多点喷射汽油机燃油雾化和蒸发特性研究

In order to study micro-scale methanol hydrogen technology, through EDM technology, an integrated micro-reactor was developed, which achieves several features, such as a fuel preheating, evaporation, reforming reaction, and re-substitution reaction section.

为了研究微尺度下的甲醇制氢技术，利用电火花技术研制了一种集成微反应器，该反应器实现了燃料预热、蒸发、重整及反应段替换等多项功能。

Rational use of the law of droplets collision with a wall and to find an effective way to promote fuel rapid evaporation and uniformly mixed is an important means to achieve fuel completely combustion and lower emissions.

合理利用液滴碰壁规律，找到促进燃油快速蒸发和均匀混合的有效途径，是实现燃油充分燃烧和降低排放的重要手段。

The fuel viscosity mainly influenced evaporation, and the increase of fuel viscosity led to distinct decrease of evaporation rate, thereby inducing a series of changes of inner structures of sprays.

燃油粘度主要影响燃油的蒸发，燃油粘度增大，蒸发速度明显减慢，而这种影响使得喷雾的内部结构产生了一系列的变化。

The research of gasoline-ethanol fuel evaporation in the intake system of engine

汽油掺烧酒精时进气系统中燃料蒸发性的研究