1) lead angle
提前角
1.
This paper put forward a mathematics model of calculating the snake search torpedo s lead angle by using equivalent sector method.
提出了一种用等效扇面方法对蛇形搜索航行鱼雷攻击有利提前角的解算方法,并通过仿真对模型进行了修正。
2) Spark advance angle
点火提前角
1.
Whether the crank angle corresponding to the second derivative maximum value of net pressure was at top dead center could be used to estimate the optimal spark advance angle.
由净压力2次导数最大值所在曲轴转角是否在上止点可以判断发动机是否处于最佳点火提前角下工作,通过与由发动机输出扭矩确定的最佳点火提前角相比较,证明净压力2次导数最大值方法可以精确地确定天然气掺氢发动机的最佳点火提前角。
2.
The spark advance angle was controlled by the knock index and it make the engine work in the trace knock level.
通过余弦形状的PVDF薄片,设计出具有紧凑结构的振动传感器,并设计了实用的电荷放大电路,最后用其来检测发动机的爆震点,从而对发动机点火提前角进行控制,使发动机工作在轻微爆震状态,通过实验表明PVDF振动传感器测量简单、更方便、更准确,经济性和动力性得到了提高。
3.
The control principle of spark advance angle was analyzed.
分析了点火提前角的控制原理,通过试验研究了起动过程中不同冷却水温度下混合动力发动机点火提前角的修正对HC排放、催化剂起燃特性以及转化效率的影响规律,并对基于催化剂起燃特性的点火提前角修正值进行了重新标定。
3) ignition advance angle
点火提前角
1.
Modeling and analysis of ignition advance angle of automobile engine;
汽车发动机点火提前角建模分析
2.
On this basis it makes some study on the combustion process of hydrogen-fueled IC engine by changing the ignition advance angle and equivalence ratio of the model.
在此基础上,进行了点火提前角和燃空当量比对氢内燃机燃烧过程的影响研究,为合理组织氢内燃机的燃烧过程研究提供了依据。
3.
The experiment results showed that,the CO emission was greatly influenced by fuel air ratio,ignition advance angle,intake absolute pressure and fuel component,the HC emission was reduced with the increase of hydrogen mixing ratio,the influence of ignition advance angle on HC emission was decreased when the intake absolute pressure was increased,and the NOx emission was i.
试验结果表明,CO的排放浓度受燃空当量比、点火提前角、进气管绝对压力和燃料成分的影响较大;HC排放浓度有随掺氢比的增大呈降低的趋势,提高进气管绝对压力,点火提前角对HC排放浓度的影响减弱;天然气掺氢气后NOx排放升高。
4) fuel supply advance angle
供油提前角
1.
Effect of fuel supply advance angle on combustion characteristics of LPG/diesel blended fuel engine;
供油提前角对LPG/柴油混合燃料发动机的影响
2.
Effect of fuel supply advance angle on combustion and emission of diesel engine with diesel/coal water slurry blend fuel;
供油提前角对柴油/水煤浆混合燃料燃烧排放性能的影响
3.
Influence of fuel supply advance angle on fuel economy of diesel engine with ethanol-diesel blend fuel;
柴油机供油提前角对乙醇/柴油混合燃料经济性的影响
5) injection timing
供油提前角
1.
This paper also specifically analyzes the effects of compression ratio and injection timing on performance of the 4100 direct injection diesel engine, and then confirmed appropriate compression ratio .
还具体分析了压缩比和供油提前角等主要参数对整机性能的影响,确定了合理的压缩比和供油提前角。
2.
This paper also specifically analyzes the effects of compression ratio and injection timing on performance of the 4100 direct injection diesel engine, and then confirmed appropriate compression ratio and injec.
具体分析了压缩比和供油提前角等主要参数对整机性能的影响,确定了合理的压缩比和供油提前角。
3.
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.
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;引入随机误差合成方法,以模型的计算总误差为指标,讨论了满足控制精度要求的样本数范围和最少样本数,并进行了由最少样本数获取最佳供油提前角实验,验证了具有最佳供油提前角的柴油机,其性能指标最优。
6) advanced injection angle
喷油提前角
1.
By using 3-D CFD method,the spray and combustion of a model 490 turbocharged DI diesel engine with different advanced injection angle were simulated.
在考虑进气涡流比的情况下,对某490增压直喷柴油机不同喷油提前角下的缸内喷雾及燃烧过程进行了三维CFD模拟,给出了4种不同喷油提前角时的缸内火焰、NOx和Soot的时空分布。
2.
CFD method was applied to simulate one high-speed turbo-charged DI diesel engine s combustion process,and the mixed gas,the temperature and the soot distribution in-cylinder in different advanced injection angles were obtained.
应用计算流体动力学对某小型高速增压直喷式柴油机缸内燃烧过程进行了数值计算,得出了不同喷油提前角下增压直喷式柴油机缸内混合气、温度和碳烟的分布情况,分析了不同喷油提前角下,上止点前后的喷油量的比例对碳烟排放的影响,并通过实际工况下的碳烟排放试验进行了验证。
参考词条
补充资料：定风波 商角调 商角调 西江客舍
【诗文】：
恨行云、特地高寒，牢笼好梦不定。婉娩年华，凄凉客况，泥酒浑成病。画阑深，碧窗静。一树瑶花可怜影。低映。怕月明照见，青禽相并。素衾自冷。又寒香、枕上薰愁醒。甚银床霜冻，山童未起，谁汲墙阴井。玉笙残，锦书迥。应是多情道薄＊。争肯。便等闲孤负，西湖春兴。
【注释】：
【出处】：
恨行云、特地高寒，牢笼好梦不定。婉娩年华，凄凉客况，泥酒浑成病。画阑深，碧窗静。一树瑶花可怜影。低映。怕月明照见，青禽相并。素衾自冷。又寒香、枕上薰愁醒。甚银床霜冻，山童未起，谁汲墙阴井。玉笙残，锦书迥。应是多情道薄＊。争肯。便等闲孤负，西湖春兴。
【注释】：
【出处】：
说明：补充资料仅用于学习参考，请勿用于其它任何用途。