Patent ID: 11901555
Assignee: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H  Y | IPC H

Claim 9:
10. The battery module according to claim 1, wherein the positive electrode active substance of the second cell comprises at least one of lithium containing phosphate represented by formula (II), lithium manganese-based oxide represented by formula (III), compound represented by formula (IV), compound represented by formula (V), and compound represented by formula (VI):

LiFe1-x2-y2Mnx2M2y2PO4  formula (II),

Li1+x3MneM32-eO4-dA3d  formula (III),

Nax4M4[M4′(CN)6]y4zH2O  formula (IV),

Na2M5x5M5′y5(PO4)A5  formula (V), and

Nax6M6y6Niz6Fed6Mne6O2±δ  formula (VI),

wherein in formula (II), 0≤x2≤1, 0≤y2≤0.1, and M2 is selected from at least one of transition metal elements other than Fe and Mn and non-transition metal elements;
in formula (III), −0.1≤x3≤0.2, 0<e≤2, 0≤d<1, M3 is at least one of Ni, Fe, Cr, Ti, Zn, V, Al, Mg, Zr, and Ce, and A3 is at least one of S, N, F, Cl, Br, and I;
in formula (IV), M4 is a transition metal element, M4′ is a transition metal element, 0<x4≤2, 0.8≤y4<1, and 0<z≤20;
in formula (V), M5 and M5′ are each independently selected from at least one of Ti, V, Cr, Mn, Fe, Co, Ni, Cu, Zn, Ga, Sr, Y, Nb, Mo, Sn, Ba, and W, 0<x5<1, 0<y5<1, x5+y5=1, and A5 is selected from at least one of F, Cl and Br;
in formula (VI), M6 is a metal cation different from Ni, Fe and Mn, 0.67<x6<1.1, 0<y6<0.25, 0<z6<0.3, 0<y6+z6<0.55, 0.45<d6+e6<1, y6+z6+d6+e6=1, 0≤δ≤0.1, and M6 is selected from at least one of Li+, Cu2+, Zn2+, Co2+, and Ti4+; and
the positive electrode active substance of the second cell comprises at least one of LiFePO4, LiMnPO4, LiMn0.4Fe0.6PO4, LiV0.3Fe0.7PO4, LiMn2O4, and LiMn1.9Al0.1O4.