标定后的柴油机起动顺畅，烟度低。
The calibrated diesel engine started smoothly, and the exhaust smoke was low.
指出微粒的质量浓度与波许烟度的不同。
The difference between particle mass concentration and Bosch smoke number is indicated.
简述了世界上一些柴油车自由加速烟度排放法规。
Regulations on diesel vehicle free accelerating smoke emission around the world are introduced.
试验结果表明该烟度计适用范围广、测量精度高。
The experimental results show that this smokemeter has wide use and high accuracy.
因此，在我国建立大气因素烟度校正公式是很有必要的。
Therefore, it is necessary to set up smoke rectifying formula versus the atmospheric factors.
S195柴油机掺氢燃烧在所有工况下，烟度都有新降低。
Mixing Hydrogen with diesel fuel in model S195 diesel engine, the producing of smoke density is lower in all working conditions.
介绍了基于PID算法的恒温控制模块在不透光烟度计中的应用。
The application of thermostatic control module based on PID in opacimeter was introduced.
全自动滤纸式烟度计，用于柴油车自由加速状态下排烟的烟度测量。
Automatic filter paper-type smoke meter for diesel vehicles free of tobacco smoke accelerate the state measurement.
在低负荷下，喷嘴带中心喷孔时的烟度稍高些，但燃油消耗率不恶化。
Under low loads and in the case of nozzle with a central injection hole, the smoke intensity slightly rises, but the fuel economy doesn't deteriorate.
发动机排气温度和烟度明显降低，排放指标也在一定程度上得到了改善。
When using emulsified fuels the engine emissions are improved to a certain extent.
经过对废气和烟度的测量表明：发动机燃用纯甲醇基本上可以实现无烟燃烧。
The measurements of exhaust emissions and smoke show that smokeless combustion can be basically realized by using pure methanol in the C. I. engine.
根据国产车用柴油机的排气烟度现状，论证了采用排气微粒过滤器的必要性。
The necessity of introducing exhaust particulate trap in domestic automotive diesels was discussed on the basis of the present exhaust smoke situation.
通过大量的试验研究，发现大气温度和大气压力对柴油机烟度排放有很大的影响。
It is revealed by a great amount of test and research work that there is a significant effect of atmospheric temperature and atmospheric pressure on Diesel engine smoke emission.
为解决低速全油门扭矩和自由加速烟度的矛盾，提出了加速工况的“柔性油门”。
The concept of the "soft accelerator" is developed in order to get a trade-off for the torque of lower speed and full load and the smoke in free acceleration.
本文从理论上详细分析了目前X195柴油机起动性能不良、超负荷烟度大的原因。
In this paper, cause of bad starting performance and the big overload smoke number are analyzed in detail for X195 diesel.
开发了一种柴油机排气净化装置，试验表明该装置对减少柴油机烟度具有较好的效果。
The trial indicates that the equipment possesses good effects on decreasing diesel engine's smoke.
通过对该烟度仪进行静态零漂试验和发动机校验试验，以此来检验该仪器的各项性能。
Steady excursion experiment and engine verified experiment were done in order to test the performance of this instrument.
基于虚拟仪器的先进技术，利用消光式烟度计的测量原理，研制出了一种新型的烟度计。
In this paper, a new type of opacity smoke meter based on virtual instrument technique is developed with its composition and working principle presented.
对近期所研制的QN - 1型全流消光式烟度计有效光路的测定进行了较为详细的叙述。
Measure of the effective optical path of QN-1total flow extinction type smoke meter developed recently is described in detail.
利用瞬态控制及测量系统，对增压中冷柴油机在瞬态工况下的烟度排放特性进行了试验研究。
Smoke emission behaviors of a turbo charged after cooled diesel engine under transient operating conditions were investigated by transient measurement system.
以发动机功率、耗油率和烟度的综合评价值为指标进行方差分析，优选最佳的乳化油配比方案。
The test result shows that we got the optimum emulsified diesel oil of definite mixing ratio by variance analysis of power smoke and consume oil.
分析了发动机温度、怠速转速及燃料品质对柴油机烟度的影响，提出了测得准确烟度值的有效途径。
The diesels temperatures, run idle, and fuel quality were analyzed in measuring smoke unit, then put forward effective method for acquiring precise smoke unit data.
当透射式烟度计检测用标准中性滤光片的中性程度不好时，这种影响会影响其研制结果及实际使用。
When the transmission type smoke meter examination is not good with the standard neutral light filter neutral degree, this kind of affect can affect its prepare result and the actual use.
通过氧化后处理系统对柴油机排放影响的试验，探索后处理系统对发动机排气烟度，加速烟度的影响。
Investigating the effect of aftertreatment system on exhaust smoke and accelerating smoke by the experiment of aftertreatment.
烟度排放总体水平由于醇燃料的加入得到改善，试验表明，全负荷的烟度排放需要通过标定工作来改善。
The ethanol engine has a whole low level of soot while the only work is to decrease soot emission under full load conditions.
试验结果表明，当这种喷油器运用于涡流室式柴油机时，可以起到降低发动机燃油消耗与排气烟度的作用；
The results showed that, when the mixture was used to the diesel engine with swirl chamber the engine performance including fuel economy and smoke emission could be improved remarkably.
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.
氧含量越多烟度降低的效果越明显，而PM的降低幅度小于烟度，这是由于可溶性有机物的排放特点造成的。
PM and smoke are reduced with the increase of oxygen fraction in the blends. Smoke reduction is more effective than PM.
结果表明，在柴油中添加石油磺酸钙清净分散剂，可以降低柴油机的排放烟度和CO含量，特别是烟度的降低幅度较大。
The results showed that the engine emissions of exhaust smoke and CO content decreased by adding fuel detergent in diesel fuel.
结果表明，在柴油中添加石油磺酸钙清净分散剂，可以降低柴油机的排放烟度和CO含量，特别是烟度的降低幅度较大。
The results showed that the engine emissions of exhaust smoke and CO content decreased by adding fuel detergent in diesel fuel.
应用推荐