Patent ID: 11971457
Assignee: TONGJI UNIVERSITY
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC G  H | IPC G  H

Claim 4:
5. The method for measuring AC impedance a battery in a composite power supply power system according to claim 1, wherein in said step S2, the real-time acquiring the current signal and the voltage signal of the fuel cell is specifically: acquiring the current signal Ifuelcell and an overall voltage signal Vfuelcell of the fuel cell are acquired, and acquiring voltage signals Vfuelcellp of single cells to be measured in the fuel cell, 0<p<n+1, n being a number of the single cells in the fuel cell; the real-time acquiring the current signal and voltage signal of the lithium battery are collected in real time as follows is specifically: acquiring the current signal Ilithium and an overall voltage signal Vlithium of the lithium battery, and acquiring voltage signals Vlithiumq of single cells to be measured in the lithium battery, 0<q<m+1, m being a number of the single cells in the lithium battery.