Research Article
Differences in Energy Consumption in Electric Vehicles: An Exploratory Real-World Study in Beijing
Table 2
Pearson’s correlation coefficients for various trip attributes, by road traffic conditions.
| Congested | Energy consumption | Travel time | Acc share | Dec share | Const share | Idling share | Energy regeneration | Average Acc | Average Dec | Ambient temperature |
| Energy consumption | 1.00 | | | | | | | | | | Travel time | 0.32 | 1.00 | | | | | | | | | Acc share | | 0.39 | 1.00 | | | | | | | | Dec share | 0.04 | | 0.13 | 1.00 | | | | | | | Const share | | | | | 1.00 | | | | | | Idling share | 0.29 | | | | | 1.00 | | | | | Energy regeneration | 0.56 | 0.02 | | | | 0.20 | 1.00 | | | | Average Acc | | 0.21 | | 0.43 | | 0.42 | | 1.00 | | | Average Dec | 0.55 | | | 0.51 | | 0.24 | | | 1.00 | | Ambient temperature | 0.40 | 0.10 | 0.32 | | | | 0.35 | 0.43 | | |
| Smooth | Energy consumption | Travel time | Acc share | Dec share | Const share | Idling share | Energy regeneration | Average Acc | Average Dec | Ambient temperature |
| Energy consumption | 1.00 | | | | | | | | | | Travel time | 0.26 | 1.00 | | | | | | | | | Acc share | 0.36 | 0.46 | 1.00 | | | | | | | | Dec share | 0.21 | | | 1.00 | | | | | | | Const share | | | | | 1.00 | | | | | | Idling share | | 0.36 | | 0.03 | | 1.00 | | | | | Energy regeneration | | 0.33 | | 0.45 | | | 1.00 | | | | Average Acc | 0.49 | 0.35 | | 0.38 | | | | 1.00 | | | Average Dec | 0.18 | 0.16 | 0.19 | | | 0.01 | | | 1.00 | | Ambient temperature | 0.40 | 0.44 | 0.52 | | | 0.32 | | 0.38 | 0.27 | 1.00 |
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is significant at the 0.01 level (2-tailed); is significant at the 0.05 level (2-tailed).
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