The invention discloses a magnesium-based composite solid hydrogen storage material, a hydrogen fuel cell system and a hydrogen energy electric bicycle, the solid hydrogen storage material is prepared by mixing and ball-milling MgH2 powder and a composite doped catalytic material, and the composite doped catalytic material is prepared by the following method: S1, preparing titanium-cerium co-doped carbon dots; s2, preparing a Ni-doped mesoporous ferric oxide and carbon nanotube composite material; s3, the TiCe-CDs are grafted to the NiFeO (at) MWCNTs, and the composite doped catalytic material is prepared and obtained. The hydrogen energy electric bicycle provided by the invention takes solid hydrogen as energy, has the advantages of safety, high efficiency, energy conservation, environmental protection and the like, and can meet market requirements. By adding the composite doped catalytic material into the MgH2 hydrogen storage alloy, the hydrogen desorption performance of the MgH2 hydrogen storage alloy can be remarkably improved, the hydrogen desorption temperature can be greatly reduced, and the cycle stability of the MgH2 hydrogen storage alloy can be improved.
本发明公开了一种镁基复合固态储氢材料、氢燃料电池系统及氢能电动自行车,该固态储氢材料通过将MgH2粉和复合掺杂催化材料混合球磨制备得到,其中所述复合掺杂催化材料通过以下方法制备得到:S1、制备钛铈共掺杂碳点;S2、制备Ni掺杂介孔三氧化二铁@碳纳米管复合材料;S3、将TiCe‑CDs接枝到NiFeO@MWCNTs上,制备得到所述复合掺杂催化材料。本发明的氢能电动自行车采样固态氢作为能源,具有有安全、高效、节能环保等优点,可满足市场需求。本发明通过在MgH2储氢合金中添加该复合掺杂催化材料,能够显著改善MgH2储氢合金的放氢性能,大幅度降低放氢温度,并能提高其循环稳定性。
Magnesium-based composite solid hydrogen storage material, hydrogen fuel cell system and hydrogen energy electric bicycle
一种镁基复合固态储氢材料、氢燃料电池系统及氢能电动自行车
27.05.2025
Patent
Elektronische Ressource
Chinesisch
IPC: | C01B NON-METALLIC ELEMENTS , Nichtmetallische Elemente / B62M RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES , Antrieb von Radfahrzeugen oder Schlitten durch den Fahrer / B62J Fahrrad- oder Motorradsättel oder -sitze , CYCLE SADDLES OR SEATS / H01M Verfahren oder Mittel, z.B. Batterien, für die direkte Umwandlung von chemischer in elektrische Energie , PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY |
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