Study on Braking Energy Recovery Control Strategy for Four-Axle Battery Electric Heavy-Duty Trucks

Table 5

Simulation results under single braking conditions.

Load state	Torque distribution strategy	Braking time (s)		Braking distance (m)		Recovered energy (kJ)		Energy recovery rate (%)
		1	2	1	2	1	2	1	2
Unloaded	Strategy A	25.42	6.86	180.5	60.94	495.2	575	35.73	41.5
	Strategy B	25.30	6.46	178.8	55.76	414.2	523.8	29.89	37.8
	Strategy C	25.01	6.41	176.7	55.50	884.4	596.4	63.82	43.04
Loaded	Strategy A	25.20	6.77	180.6	60.69	1273	803.9	42.56	26.89
	Strategy B	25.14	6.38	179.1	55.47	974	741.3	32.58	24.79
	Strategy C	25.01	6.36	178.2	55.38	1952	790.3	65.28	26.43
Overloaded	Strategy A	25.36	6.76	181.4	60.73	1859	846.5	42.83	19.5
	Strategy B	25.13	6.36	179.3	55.43	1398	769.3	32.20	17.73
	Strategy C	25.03	6.36	178.8	55.37	2838	808.4	65.38	18.63