本文通过废气旁通阀、进气谐振系统和增压补偿器的试验，分析了改善车用增压柴油机低速性能的方法。
Some measures for improving the low speed performance of vehicle turbocharged diesel engine are proposed by the experiments of exhaust bypass valve resonant intake system as well as boost compensator.
对TBD620柴油机进气系统进行了理论和试验研究。
The theoretical and experimental study on intake system is given for TBD620 diesel engine.
通过发动机台架试验，研究进气系统阻力对柴油机性能的影响。
Influence of intake resistance on the engine performances based on the engine tests is investigated.
针对某轿车车内异常噪声现象，通过道路试验进行了噪声源识别，发现发动机的进气系统是异常噪声的主要来源。
Aiming for interior abnormal noise in one sedan, the main noise source which is engine intake system is identified by road experiment.
发动机台架试验结果表明，采用波动控制进气增压系统，能有效地改善发动机的高速性能。
The results of engine mapping tested indicate that the applied supercharged air intake system with pulsating control could improve the high speed performance oft...
发动机台架试验结果表明，采用波动控制进气增压系统，能有效地改善发动机的高速性能。
The results of engine mapping tested indicate that the applied supercharged air intake system with pulsating control could improve the high speed performance...
本文论述的是根据台架试验及模拟计算结果得出的多缸发动机进气系统内压力波动与充气效率-转速特性的关系。
Presented in this paper is the relationship between intake pressure wave actions and the general volumetric efficiency speed characteristics of multi cylinder engines.
发动机台架试验结果表明，采用波动控制进气增压系统，能有效地改善发动机的高速性能。
The results of engine mapping tested indicate that the applied supercharged air intake system with pulsating control could improve the high speed performance of the engine.
理论计算与试验结果证明，采用双进气道可控进气涡流系统是改善大功率柴油机低负荷性能的一个有效途径。
Theoretical and experimental results suggest that the engine performance at low load can be improved with the variable swirl twin inlet port.
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。
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.
通过试验研究了二次空气的进气形式、进气位置、进气量和发动机工况等对系统净化效果的影响。
A series of experiments is carried out to test the influence of the type, position and quantity of secondary-air influencing the system on engine performances.
通过试验研究了二次空气的进气形式、进气位置、进气量和发动机工况等对系统净化效果的影响。
A series of experiments is carried out to test the influence of the type, position and quantity of secondary-air influencing the system on engine performances.
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