Chinese Journal of Mechanical Engineering

Table 5 Corresponding parameters of the modified equivalent mechanical model and cubic fitting equation under SOC = 0, 0.2, 0.4, 0.5, 0.6, and 0.8

From: Mass-Spring-Damping Theory Based Equivalent Mechanical Model for Cylindrical Lithium-ion Batteries under Mechanical Abuse

SOC	k_t	D₁	D₂	k	c
0	1345.7	108.2	1.290×10⁴	6772	106.2
0.2	1391.4	213.8	7.322×10⁷	10020	105.5
0.4	1461.9	269.9	8.732×10⁷	12000	114.7
0.5	1358.0	31.72	9.205×10³	2967	125.8
0.6	1451.1	67.52	1.018×10⁴	5724	146.0
0.8	1586.0	32.82	1.032×10³	3288	153.9

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