Measurement of Passenger Car Operation in Beijing Pertinent to Exhaust Emission and Fuel Economy

The typical passenger car operation representing the typical vehicle usage of the public in Beijing has been measured by mathematical statistics method. On the basis of the data, the test schedule BJ-11 Cycle has been formulated, which may be talc en as the test schedule for evaluating exhaust emission level and urban fuel economy of passenger cars and light duty trucks driven in Chinese urban areas.