Patent ID: 11945335
Assignee: JILIN UNIVERSITY
Field: Transport (Mechanical engineering)
Classification: CPC B  Y | IPC B

Claim 4:
5. The method for characterizing an energy consumption indicator of an EV according to claim 4, wherein the extracting a DC energy consumption indicator and an AC energy consumption indicator of the EV according to DC energy consumption rates, AC energy consumption rates and normalized driving features of the EV in all test sub-cycles comprises:
extracting the DC energy consumption indicator of the EV according to an equation cDC,j=cDC0+cDCspdI′spd,j+cDCbrkI′brk,j+cDCslwI′slw,j by using a fitting method; and
extracting the AC energy consumption indicator of the EV according to an equation cAC,j=cAC0+cACspdI′spd,j+cACbrkI′brk,j+cACslwI′slw,j by using the fitting method,
wherein, cDC0 is the DC energy consumption base, cDCspd is the DC energy consumption speed sensitivity, cDCbrk is the DC energy consumption braking sensitivity, cDCslw is the DC energy consumption slow-driving sensitivity, cAC0 is the AC energy consumption base, cACspd is the AC energy consumption speed sensitivity, cACbrk is the AC energy consumption braking sensitivity, cACslw is the AC energy consumption slow-driving sensitivity, I′spd,j is a normalized speed intensity of the EV in the jth test sub-cycle, I′brk,j is a normalized braking intensity in the jth test sub-cycle, and I′slw,j is a normalized slow-driving intensity in the jth test sub-cycle.