Test and research work is carried out on engine test bench to survey the effect of gum content in gasolene upon gasolene engine power and harmful exhaust gas emission density.
在发动机试验台上进行了汽油中胶质含量对汽油机动力性和有害气体排放浓度影响的试验研究。
The paper presents in detail the national standard of motor vehicle gasolene engine idling exhaust emission pollutant, test method and method of idling regulation under different conditions.
对汽油车怠速污染物排放的国家标准，检测的方法以及不同情况下的怠速调整方法进行了详细地介绍。
Based on the system, a lot of matching test has been done in the 170f engine to check up its performance. Compared with gasoline engine. The LPG engine has lower CO and HC exhaust emission.
在完成系统软、硬件开发基础上，在170f发动机上进行了试验研究，结果表明LPG发动机同原有汽油发动机相比，CO和HC的排放均有较大的改善，但也存在动力性下降问题。
This test stand can simulate the road condition of engine and transmission system, it can be used in researching match of the engine and the emission.
该试验台可模拟汽车发动机的道路工况及传动系统，可用于汽车发动机的匹配研究和排放研究。
The test results show that, without obvious increase of volumetric efficiency, this system is able to make obvious change to the exhaust gas emission of diesel engine.
试验结果表明，该系统在不影响进气充量系数的情况下，对柴油机有害气体排放量影响显著。
In order to get fuel saving and exhaust gas emission data of emulsionized Diesel oil made up with different mixing ratio, rig test of Diesel engine is performed.
为了得到按不同比例配制的乳化柴油的节油和废气排放数据，进行了柴油机台架试验。
Feasibility of evaluating light duty vehicle emissions by steady state multi mode emission test on engine dynamometer bench was studied.
研究了用发动机稳态台架模拟试验评价轻型车整车排放性能的可行性。
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.
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。
Referring to GB18352 test operate-condition, in order to test the emission of CNG-engine, and combustion condition in the cylinder is inspected using combustion-analysis instruments.
参照GB18352的试验运转循环工况的规定，在发动机台架上对汽油机燃用cng的排放污染物进行测试，并利用燃烧分析仪对气缸内燃烧状况进行辅助监测。
The paper presents in detail the national standard of motor vehicle gasolene engine idling exhaust emission pollutant, test method and metho...
对汽油车怠速污染物排放的国家标准，检测的方法以及不同情况下的怠速调整方法进行了详细地介绍。
On an engine test bed, two selected exhaust purifiers with DOC type experienced comparison emission tests; the results validated the sizable effects of the outer purifier means.
在发动机试验台架上，选择了两种DOC型尾气净化器，进行了排放比对试验，验证了机外净化的效果。
Therefore, it is important to study by test on the mixing ratio and emission of diesel engine running with liquefied petroleum gas.
因此，通过试验研究柴油机燃用液化石油气的掺烧比和排放量，具有重要意义。
Test results show that SF493ZQ diesel engine can meet EuroII emission standard.
测试结果证明：开发的SF493ZQ柴油机达欧II排放标准。
Test results show that fluctuation of torque output and engine speed, HC emission and its rise ratio are all affected by excess air ratio.
研究结果表明：扭矩波动、转速波动、HC排放值和HC升高率都受空燃比的影响，并且它们的变化趋势具有较好的一致性；
The test results showed that it is an effective method to reduce particulate emission of di diesel engine by means of changing swirl level in the cylinder.
结果表明，针对工况需要调整气缸内涡流水平是降低柴油机微粒排放的有效手段。
The test results showed that it is an effective method to reduce particulate emission of di diesel engine by means of changing swirl level in the cylinder.
结果表明，针对工况需要调整气缸内涡流水平是降低柴油机微粒排放的有效手段。
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