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.

CongestedEnergy consumptionTravel timeAcc shareDec shareConst shareIdling shareEnergy regenerationAverage AccAverage DecAmbient temperature

Energy consumption1.00
Travel time0.321.00
Acc share0.391.00
Dec share0.040.131.00
Const share1.00
Idling share0.291.00
Energy regeneration0.560.020.201.00
Average Acc0.210.430.421.00
Average Dec0.550.510.241.00
Ambient temperature0.400.100.320.350.43

SmoothEnergy consumptionTravel timeAcc shareDec shareConst shareIdling shareEnergy regenerationAverage AccAverage DecAmbient temperature

Energy consumption1.00
Travel time0.261.00
Acc share0.360.461.00
Dec share0.211.00
Const share1.00
Idling share0.360.031.00
Energy regeneration0.330.451.00
Average Acc0.490.350.381.00
Average Dec0.180.160.190.011.00
Ambient temperature0.400.440.520.320.380.271.00

is significant at the 0.01 level (2-tailed); is significant at the 0.05 level (2-tailed).