The invention discloses a hydrogen energy train power system matching method and a hydrogen energy train, the hydrogen energy train comprises a hydrogen fuel cell and a power battery, the hydrogen energy train power system matching method comprises the steps that the rated speed of the hydrogen energy train in a cruising state is obtained, and the net output power of the hydrogen fuel cell is determined according to the rated speed, configuring a hydrogen fuel cell according to the net output power; the traction power needed by the hydrogen energy train in the traction acceleration stage and the whole vehicle braking power needed to be absorbed in the braking deceleration stage are obtained; according to the traction power and the net output power, the first maximum power of power battery discharging of the hydrogen energy train in the traction acceleration stage is determined; according to the whole vehicle braking power and the net output power, the second maximum power of power battery charging of the hydrogen energy train in the braking deceleration stage is determined; the power battery is configured according to the first maximum power and the second maximum power, the power requirement of the hydrogen energy train in the traction acceleration stage can be met, and the energy utilization rate in the braking deceleration stage is high.
本发明公开了一种氢能源列车动力系统匹配方法及氢能源列车,氢能源列车包括氢燃料电池和动力电池,氢能源列车动力系统匹配方法包括:获取氢能源列车在巡航状态下的额定速度,根据额定速度确定氢燃料电池的净输出功率,根据净输出功率配置氢燃料电池;获取氢能源列车在牵引加速阶段所需的牵引功率和在制动减速阶段所需吸收的整车制动功率;根据牵引功率和净输出功率,确定氢能源列车在牵引加速阶段动力电池放电的第一最大功率;根据整车制动功率和净输出功率,确定氢能源列车在制动减速阶段动力电池充电的第二最大功率;根据第一最大功率和第二最大功率,配置动力电池,可满足氢能源列车在牵引加速阶段对功率需求,在制动减速阶段能量能利用率高。
Hydrogen energy train power system matching method and hydrogen energy train
一种氢能源列车动力系统匹配方法及氢能源列车
2025-02-18
Patent
Electronic Resource
Chinese
IPC: | B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen |
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