柴油机燃烧过程是一个十分复杂而多变的物理、化学过程。
The diesel engine combustion is a physical and chemic process which is complex and changeable.
提出了一个适用于高强化柴油机燃烧过程的准维三区模型。
A new combustion model for a highly-strengthened diesel engine is presented.
柴油机燃烧过程中产生的碳烟严重污染了环境，危害着人类健康。
The soot formation in diesel engine's burning not only badly pollutes the environment, but also brings harm to human's health.
此外，研究了涡流强度和喷孔直径对柴油机燃烧过程以及NOX排放的影响。
In addition, the effects of the swirl ratio and the diameter of the nozzle hole on the combustion process and the NOX emissions also were investigated.
研究结果表明：在柴油机燃烧过程中碳粒最早出现在燃烧室内有空气渗混的富油区；
The results of the investigation show that soot appears firstly in the rich fuel area where is permeated by air within combustion chamber.
应用灰色系统理论研究了低负荷下进气涡流对TBD620 V 12柴油机燃烧过程的影响。
Using gray system theory, the influence of swirl inlet on the combustion process of TBD620V12 diesel engine under low load condition is studied.
本文阐述了TDR系列燃烧改进剂的性能与组成、作用与应用及其改善柴油机燃烧过程的机理。
Properties, constituents, functions and applications of TDR series combustion improvers as well as mechanism for improving diesel engine combustion process were described.
柴油机动力性和经济性的标准越来越高，优化柴油机燃烧过程是改善柴油机综合性能的重要方法。
As the standard of power and economic performance of diesel grows strictly, it is very essential to optimize the combustion process in a highly intensified diesel engine for better performance.
利用修改过的程序，对CA6DL1 - 30增压柴油机燃烧过程和排放特性进行了数值模拟研究。
Based the modified program, the numerical simulation on the combustion process and emission characteristic of the CA6DL1-30 turbocharged diesel engine is carried out.
根据分析结果，研究了HALLO进气系统对燃烧过程的影响，确定了TBD620V12柴油机燃烧过程的特征参数。
The influence of HALLO swirl system on the combustion process is studied. The characteristic parameters of TBD620V12 diesel engine′s combustion process are given.
喷油过程是影响柴油机燃烧过程的重要组成部分，对柴油机的排放与性能具有重要的影响，而喷油器是影响喷油过程的关键因素。
The fuel injection process plays an important role on combustion. It has important influence on diesel engine performance and emission. And injector is the key factor of affecting injection process.
柴油机的燃烧过程和排放特性，主要取决于柴油机气缸内混合气的形成。
The combustion process and emission characteristics in diesel engine are mainly depended on the mixture formation in cylinder.
以优化燃烧过程、改善排放性能为目标，对某重型柴油机进行改进。
Improvement was carried out on a model of heavy duty diesel engine to optimize combustion process and emissions.
阐述了从机内优化燃烧过程是车用直喷柴油机排放净化的根本途径。
In this article, it is elucidated that optimizing the combustion process is a fundamental way for purifying the exhaust emissions from automotive direct injection diesel engines.
本文对涡流室式柴油机在冷起动条件下主、副燃烧室内燃油喷雾和着火过程进行了高速摄影。
The high speed photography was applied to visualize the fuel spray and ignition process in main and prechamber in a swirl type diesel engine at cold starting condition.
柴油机涡流室内的温度场对着火和燃烧过程有非常重要的影响。
The ignition and combustion process are affected by the temperature field in the swirl chamber of a diesel engine.
柴油机的扩散燃烧方式会产生较高的烟度排放，在燃油中加入少量的燃油添加剂能够改善燃烧过程降低排放。
Diesel engines can produce higher soot emissions due to its diffusion combustion mode and small amounts of fuel additives can improve such process and thereby reduce emissions.
但是随着柴油机使用期的增长，启喷压力会逐渐降低，导致燃烧过程恶化，经济性下降。
But the fuel starting injection pressure will turn low gradually when the operational time of the diesel engine increases. This will cause worsening of the combustion process and fuel economy.
冷却液温度是柴油机起动过程中影响失火与燃烧不稳定性的重要因素。
Coolant temperature is a key parameter affecting misfire and instability of diesel engine combustion during start.
分析了柴油机各缸喷油器安装位置误差对统一式燃烧室燃料雾化和燃烧过程的影响。
This paper analyses the influence of the positional errors of installing the fuel nozzles on the fuel atomization and combustion performance in the direct injection diesel engines.
测量分析小型手摇起动柴油机冷起动过程的瞬时转速、喷油及燃烧过程特征参数在每一循环中的变化情况；
The engine transient speed, fuel injection, combustion process and the cyclic variations in some performance indexes are investigated on a small single cylinder diesel engine during cold-starting.
应用柴油机工作过程可视化装置对柴油机在不同负荷下的混合气形成与燃烧过程进行了试验研究。
The mixture forming and combustion process of diesel engine at different loads were researched through the test with the visualization device.
而气缸或燃烧室内的气流运动和燃料的喷雾特性，是影响柴油机混合气形成和燃烧过程的两大重要因素。
The gas flow and fuel spray status in combustion chamber are two important factors which affect the mixture formation in diesel cylinder.
在一台改造的4缸柴油机的第4缸进行均质压燃（HCCI）燃烧试验，研究了添加剂对HCCI燃烧过程的影响。
The experimental investigation of the effect of fuel additives on HCCI combustion process was carried out on a 4-cylinder diesel engine of which the fourth cylinder was modified to run in HCCI mode.
减小喷孔直径可加速碳粒燃烧扩展过程，提高碳粒燃烧速率，进而可降低柴油机的碳粒排放量。
Decreasing injector orifice, the spreading history of soot combustion was speeded up, the rate of soot combustion was increased, and soot e...
精细水煤浆在柴油机上燃烧一段时间后，油浆泵柱塞偶件经常出现卡死现象，原因是柴油机工作过程中油浆泵柱塞偶件间积存大量未燃烧的超细煤粉。
After fine clean coal water mixture has burnt in a diesel engine for a certain period of time, the plunger coupling parts in mixture pump are always jammed.
同时，在150系列柴油机上的试验结果表明，双 卷 流燃烧系统可以有效降低油耗，并且适用于高增压下的柴油机工作过程；
Meanwhile, the tests on several diesel engines of 150 serise showed that DSCS can reduce fuel consumption effectively and be applied on the diesel engine under high turbocharging pressure.
最后对计算结果进行了深入的分析，总结了柴油机燃烧室型线对燃烧过程影响的规律。
Finally, calculation results are analyzed thoroughly, and several conclusions about the influence of the chamber profiles on combustion...
最后对计算结果进行了深入的分析，总结了柴油机燃烧室型线对燃烧过程影响的规律。
Finally, calculation results are analyzed thoroughly, and several conclusions about the influence of the chamber profiles on combustion...
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