供油提前角

推迟供油提前角，双燃料的CO排放增加，NOx排放降低。

With the decreased of fuel supply advance angle , CO increased , while NOx decreased .

减小供油提前角可以减少预混燃烧所占的比例，降低最大燃烧压力，从而可以降低生物制气&柴油双燃料发动机的NOx排放。

The delay of the fuel supply advance angle leads to lower pre-mixed combustion rate and maximum pressure , NO_x emission will decrease .

减小供油提前角，NOx排放下降，排气烟度增加。

The exhaust smoke increases and NO_x decreases with the decrease of the fuel delivery advance angle .

试验表明，当供油提前角增加时，NOx排放升高，CO的变化不明显，因此增大供油提前角对降低NO、排放不利。

Test shows that NOx emission increases while CO emission does not change significantly with the increasing of fuel supply advance angle .

供油提前角变化对柴油/甲醇混合燃料的排放有较大影响，推迟供油，混合燃料的烟度排放和CO排放增加，NOx排放与HC排放降低。

With the decrease of fuel supply advance angle , exhaust CO and smoke emissions increased , while exhaust HC and NO_x decreased .

结果表明，供油提前角提前，柴油机燃烧始点提前，最高燃烧压力增大，其相位相应提前，最大压力升高率增大，NOx排放增大；

It is found that the cylinder pressure and maximum pressure rise of diesel engine and NO x emissions increase when the fuel supply angle increases .

根据柴油机EGR控制系统的工作特点和功能，确定了柴油机的最佳供油提前角。

In terms of working features and functions of EGR control system in diesel engine , the optimum fuel advance is determined .

根据供油提前角控制精度的要求，确定了BP神经网络结构，选取不同实验数据为训练样本，获取了供油提前角脉谱；

Based on the demand of precision in injection timing control , BP neural networks structure is established and several groups of experimental data are used as the training sample , an injection timing MAP is concluded .

供油提前角为13°CABTDC时，烟度值和NOx浓度都比较低。

When the fuel supply advance angle is set as 13 ° CA BTDC , smoke and the concentration of NO_x are both low .

在柴油机采用废气再循环（EGR）技术以降低氮氧化物（NOx）排放的情况下，分析了不同供油提前角对发动机排放及油耗的影响情况。

Influences of different fuel advance angle on engine exhaust emission and fuel consumption are analyzed under the conditions of using EGR technology to reduce NOx emission .

根据发动机负荷特性试验结果，验证了在此供油提前角的情况下，EGR控制系统的实际控制效果达到最佳。

It is proved by test results of load performance that the actual control effective ness of the EGR control system is optimum under this fuel advance angle .

以一台非道路直喷式柴油机为样机，研究了扭矩储备系数φtq和供油提前角对其排放和经济性能的影响。

The effects of torque backup φ tq and injection timing on regulated exhaust emissions of an off-road diesel engine was studied .

供油提前角提前时，双燃料发动机气缸压力变大、NOx排放量增加、HC和CO排放量减少、排温降低。

The cylinder pressure of a dual fuel engine and its NO x emission will increase , but the exhaust temperature , and the HC and CO emissions will decrease , when the advance angle of fuel supply is increased .

实测柴油机的燃烧过程，分析供油提前角对燃烧始点、最高燃烧压力、缸内最大压力升高率及相位和NOx排放的影响。

The combustion characteristics of a single cylinder , four stroke , direct injection diesel engine are measured and the impact of the fuel supply angle on timing of combustion and peak pressure and pressure rise and characteristics of NO x emission are analyzed .

采用低排放缩口型燃烧室且推迟供油提前角的方法降低轻型车用柴油机的NOx排放，同时采用氧化型催化后处理装置进一步降低CO、HC排放。

In this paper , the fuel supply advance angle was decreased to reduce NO x emission of the light-duty diesel engine with low emission combustion chambers . At the same time , the oxidation catalytic converter was also used to reduce CO and HC emission .

通过分析乳化油在柴油机中的燃烧特点，提出水油比、供油提前角和喷油率是优化油耗率、NOx排放和烟度的主要因素。

Based on the analysis of combustion behaviors of emulsified fuel used in the diesel engine , it is proposed that the water-oil ratio , injection advance and injection rate are the predominant factors dominating the optimization of fuel consumption , NO_x emission and smoke level .

作者对6130Q柴油机喷油泵，在稳定工况和变速工况中，进行了齿杆位移和供油提前角等运动规律方面的测试研究。

Dynamic behaviors of fuel injection pump control rack displacement and injection advance were studied experimentally on a 6130Q diesel engine at both steady and transient conditions .

首次系统地研究了供油提前角、喷嘴启喷压力对E30混合燃料发动机性能的影响。

It 's the first time to question extensively the influences of fuel delivery advance angle and injection pressure on performance of E30 engine .

通过对4135G型柴油机的实验，得出影响其燃油油耗率的因素有喷油器的设定压力、供油提前角、压缩比、燃油或者滑油品质、摩擦损失及冷却损失等。

The experiments with the diesel engine of Model 4135G show that what influence the oil consumption rate are such factors as regulated pressure of oil sprayer , oil supply angle , compression ratio , fuel or lubricating oil quality , friction losses and cooling losses .

柴油机供油提前角的闭环数字控制

Closed-Loop Digital Control Of Electro-Hydraulic Fuel Injection Advancer For Diesel Engines

大批量生产中控制柴油机供油提前角的新方法

A New Method for Diesel Engine Advance Angle Control in Mass Production

基于神经网络的供油提前角脉谱研究

Study on Injection Timing MAP Based on Neural Network

供油提前角和喷射压力对柴油机排放影响试验&以J285T型柴油机为例

Influence of Fuel Feeding Angular Advance and Jet Pressure on Diesel Engine Emission

供油提前角增大对柴油机性能的影响分析

The Influences of Injection Timing Angle Increase on Diesel Engine Performance before TDC

喷油泵供油提前角失常的诊断与调整

Fauit Analysis and Adjust of Oil Supply Abnormality of Oil pump of Fuel

针对现有柴油机的燃烧状况，对供油提前角进行了调整，降低了燃烧噪声。

By modifying the advanced angle of fuel supply , combustion noise is reduced .

船舶柴油机供油提前角云控制模型研究

Research on Cloud Control Model of Fuel Feeding Angular Advance of Marine Diesel Engine

柴油机供油提前角检测仪

Diesel engine fuel delivery advance angle testing instrument

拖网渔船柴油机最佳供油提前角的确定方法

The method to define optimum offering oil at angle of lead for trawler diesel engine

介绍了采用同步双成像技术研究供油提前角对直喷式柴油机喷雾、燃烧和碳粒变化历程影响的研究结果。

The effect of injection advance angle on spray , combustion and soot formation was investigated .