https://orcid.org/0000-0002-8767-6550
Figures & data
Table 1. Comparison of methods for collecting on-road parameters for MC
Figure 1. Principle diagram of the data logging device
Figure 2. Schematic diagram of wheel rotational speed measurement (a) and the sensor installed on the test vehicle (b)
Figure 3. Flowchart of measuring instantaneous speed
Figure 4. Principle of fuel consumption measurement
Figure 5. Flowchart of measuring instantaneous fuel consumption
Figure 6. Experimental diagram for determining characteristics of injector
Figure 7. Relationship between the fuel rate and the injection duration
Figure 8. The application installed mobile phone and the driver aid computer in laboratory test
Figure 9. Flowchart of filtration process
Figure 10. Flowchart of robust smoothing algorithm of data with missing values
Table 2. Specifications of the test motorcycle
Table 3. Filtration limits
Figure 11. Illustration of detecting and repairing the outlying data
Figure 12. Illustration of the filter effectiveness. (a) Comparison collected data between with and without removing outliers before smoothing. (b) Comparison collected data between with and without final smoothing
Figure 13. Comparison between different filter methods
Table 4. Filtration results
Table 5. Comparison of the raw and processed data
Figure 14. Comparison of the frequency distribution of the speed–fuel consumption rate
Figure 15. The correlation of measured speed with the chassis dyno
Figure 16. Comparison of speed measured by developed device and chassis dynamometer
Figure 17. The correlation between two datasets of fuel consumption rate
Figure 18. The comparison of the signal update ability of the instantaneous fuel consumption rate between two methods
Figure 19. The correlation of measurements of fuel consumption rate between two methods
Figure 20. Example of measurement of real time fuel consumption with rapid acceleration and brake
Table 6. The summary of measured emission and fuel consumption by two methods
Figure 21. Comparison of accumulated fuel consumption measured by two methods
