直接喷射

液化石油气（LPG）缸内直接喷射发动机，是LPG发动机发展趋势。

LPG Direct Injection Engine is the LPG Engine 's development current .

电控LPG发动机及其缸内直接喷射技术的研究

Study on Electronic Controlled LPG Fueled Engine and Its Direct Injection Technology

缸内直接喷射应用于LPG发动机的研究

A Study of the Application of In - Cylinder Direct Injection to LPG Engines

汽油直接喷射（GDI）发动机

Gasoline Direct Injection ( GDI ) Engine

通过改变高温空气的预热温度，数值分析了高温空气燃烧炉内采用燃气直接喷射技术（FDI）的温度分布特性，检验了所采用的耦合数值模拟技术的有效性。

The temperature distribution of Fuel Direct Injection ( FDI ) is numerically analyzed at different preheated air temperature and the validity of the applied numerical simulation is tested .

奥迪A6型轿车的发动机为集中控制汽油直接喷射式V6发动机。

Audi A6 car engine is a V6 centralized control and direct fuel injection gasoline engine .

在进行了LPG发动机缸内直接喷射研究基础上，研制了一套带有背压装置新型LPG缸内直接喷射系统。

Based on the study on the LPG direction injection system , we developed a new type LPG direction injection system that contains back press equipment .

汽油直接喷射（GDI）技术作为改善汽油发动机燃油经济性的重要技术，得到了人们的广泛关注。

As an important technology to improve the fuel economy of gasoline engines , Gaso-line Direct Injection ( GDI ) has aroused common concern .

并与实验室早期丌发的缸内直接喷射方式相比，LPG空气辅助喷射方式下的发动机动力性与缸内直接喷射接近，但是排放性能相比缸内直接喷射有了较大的改善。

And compared with the LPG engine of direct injection , the power performance of the LPG air-assisted engine that was closed to the direct injection engine , but the performance of emission becomes better .

对研制的新型LPG缸内直接喷射系统的控制策略以及控制软硬件优化，改进了喷射系统驱动电路及软件的设计。

Optimize the control policy and of the new type LPG Direct Injection system . Improved the electronic controlled unit soft and hard ware , especially the injection system drive circuit and the soft ware design .

结果表明，液态LPG喷射尤其是气缸内直接喷射能有效提高LPG内燃机的动力性，具有良好的发展前景。

The research shows that the liquefied LPG injection , especially in cylinder LPG direct injection , can be an effective way to enhance the power performance of LPG engine . It would be a main developing direction in the future .

设计了一套适用于台架试验的电控缸内直接喷射LPG发动机的燃料供给系统，主要包括初级增压系统，高压产生装置，高压喷射系统三大部分。

The main contents are as follows : A fuel-supplying system for direct injection electronic-controlled engine fueled with LPG in the lab condition , including the primary pressure system , the high-pressure producing device and the injection system with high-pressure , has been developed .

结果表明，液态LPG缸内直接喷射发动机的最大扭矩较燃用汽油时提高约10%，能有效解决LPG常规供应方式发动机动力性下降的问题，具有良好的发展前景。

The results show with the direct liquid jet in the cylinder , the maximum torque of LPG engine is 10 % more than that of gasoline engine . The technology can solve the problem of the tail gas pollution of motorcycle , and have bright future .

将汽油缸内直接喷射技术（GDI）用于LPG发动机，以根本解决其动力性下降的缺点，并进一步提高燃料经济性和排放水平，满足现代车用发动机的要求。

In order to solve the problem of power losses and to improve the fuel economy & the emission level , the research purpose of this paper is using GDI technology on LPG-fueled engines ; and the engines can satisfy the demand of modem vehicles .

本课题首次在以这台经过改造的四缸直接喷射柴油机为基础的试验机上进行了汽油-空气预混合气进气、压缩行程未期柴油引燃的QHCCI燃烧系统的试验研究。

The experimental research on QHCCI ( Quasi-Homogeneous Charge Compression Ignition ) was made first by the author based on this reconstructed 4 cylinders direct injection diesel engine .

电控汽油直接喷射系统与汽车的排放

The Electronic Direct Injection of Gasoline Engine and Exhaust Pollution Reduced

缸内直接喷射式汽油机点火稳定性的数值分析

Numerical Analysis on the Ignition Stability in Direct Injection Gasoline Engines

电控半直接喷射二冲程汽油机的研究与试验

Research and Test of the Electronic Fuel Semi-Direct Injected Two-Stroke Gasoline Engine

天然气发动机直接喷射方式的研究

A Study of Direct Fuel Injection for Natural Gas Engine

直接喷射式柴油机起动过程的研究

Research of Starting Process for Direct Injected Diesel Engine

腐蚀品着火时，可用水柱直接喷射扑救。

When an erosive material catches fire , it should be put out with water cannon .

用高速摄影技术研究直接喷射式柴油机的燃烧过程

A Study of the Combustion Process in a Direct Injection Diesel Engine by High Speed Photography

直接喷射式柴油机燃烧放热率及燃烧放热效率的研究

A study on the heat release rate and heat release efficiency of a direct injection diesel engine

缸内直接喷射汽油机的新技术缸内电子喷射汽油机的研究进展

New Technologies of Gasoline Direct Injection Engines THE STATE OF ART OF GASOLINE DIRECT INJECTION INTO CYLINDER

直接喷射式燃烧室壁面油膜的研究

An Investigation into the Fuel Film Formed on the Combustion Chamber Wall of a Direct Injection Diesel Engine

本文实现了天然气发动机缸内非高压直接喷射天然气，在结构上和控制时刻将空气的吸入和天然气的喷入完全分开，成功地解决了天然气发动机充气效率下降的问题。

Studied in this paper is in-cylinder injection of natural gas engine , which improves the volumetric efficiency .

简述了气缸内直接喷射天然气方案的实施。

Also implementation of the plan of direct injection of natural gas into engine cylinder is briefly described .

直接喷射式柴油机燃烧室中空气运动的研究

An Investigation of the Air Motion in the Combustion Chamber of a Direct Injection Diesel Engine by Particle Track Method

在直接喷射稀燃系统的基础上实现均质混合气压燃燃烧，这应该是汽油机稀薄燃烧技术今后的发展方向。

The homogeneous charge compression ignition lean combustion based on direct injection system in the developing direction of gasoline lean combustion technology .

本文应用一个数学模型计算研究直接喷射式柴油机的机械损失和机械效率。

In this paper a mathematical model is used for calculating mechanical efficiency and mechanical loss of direct - injection diesel engine .