采用不同掺混比的生物柴油分别对两台进口增压中冷车用直喷式柴油机和一辆客车进行了经济性、动力性和排放特性台架试验及车辆道路试验。

The performance and emission tests on two turbocharged diesel engines and a passenger car fueled with different fuel mixtures of diesel and biodiesel are conducted.

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结果表明，采用这种生物添加剂可以改善汽油机的性能，表现在不仅减少了燃油消耗量，也减少CO和未燃HC的排放。车辆道路试验发现，对在城市工况下运行的车辆节油效果更为突出。

This kind of biologic gasoline additive can improve the engine performance, for example it reduces the fuel consumption and the emissions of CO and unburned HC.

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本文首先介绍了车辆道路油耗试验实时测量系统的开发。

First, the paper introduces the development of fuel consumption real-time measuring system on road.

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