Adaptive equivalent consumption minimization strategy for ship fuel cells suffering from life decay

Table 1. Degradation rate of fuel cell^[22-23]
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Table 1. Degradation rate of fuel cell^[22-23]
运行工况退化率
低功率运行 d₁=10.17 μV/h
高功率运行 d₂=11.74 μV/h
变载 d₃=0.0441 μV/kW
启停 d₄=23.91 μV/cycle

Table 2. Parameters for the ship power system
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Table 2. Parameters for the ship power system
参数数值
原发动机功率/kW 4 370
燃料电池设计功率/kW 1 500
锂电池设计容量/（kW·h） 2 000
直流母线电压/V 690

Table 3. Degradation rates of fuel cell
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Table 3. Degradation rates of fuel cell
能量管理策略退化率/%
D_fc=0.1 D_fc=0.5 D_fc=0.9
ECMS 0.0487 0.0496 0.0508
AECMS 0.0485 0.0479 0.0474
D-AECMS 0.0431 0.0442 0.0445

Table 4. Total equivalent hydrogen consumption
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Table 4. Total equivalent hydrogen consumption
能量管理策略等效总氢耗/kg
D_fc=0.1 D_fc=0.5 D_fc=0.9
ECMS 74.74 82.40 91.68
AECMS 74.49 80.91 88.64
D-AECMS 74.57 82.10 90.73

Table 5. Single voyage cost of marine fuel cell power system
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Table 5. Single voyage cost of marine fuel cell power system
能量管理策略单航次成本/元
D_fc=0.1 D_fc=0.5 D_fc=0.9
ECMS 5504.29 5816.17 6194.66
AECMS 5488.73 5697.79 5967.29
D-AECMS 5242.48 5564.38 5886.79

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Ning WANG, Bingsong SONG, Tianyu GAO. Adaptive equivalent consumption minimization strategy for ship fuel cells suffering from life decay[J]. Chinese Journal of Ship Research, 2025, 20(4): 222

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