综述:作为锂离子电池的磷酸铁锂电池的 DOPING 改性 CATODA

Hana Nur Hamida, M. Munasir
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引用次数: 0

摘要

在当今的能源危机和电子产品价格上涨的形势下,锂离子电池成为了能源行业的关注焦点,它是一种定时、定量和定功率的电池。在锂离子电池方面,LiFePO4 可提高锂离子电池的性能和可靠性。磷酸铁锂电池具有稳定、耐用和寿命长的特点。由于锂离子电池和锂离子电容器都具有高可靠性,因此锂离子电池可以作为锂离子电容器的一部分。本文对掺入锂离子和非掺入锂离子的磷酸铁锂电池性能进行了评述。使用掺杂剂的离子可使锂铁锂电池的性能更佳。许多研究表明,大量使用兴奋剂会导致锂铁锂电池和锂离子电池的能量损失。锂离子掺杂技术不仅能提高锂电池的性能,还能提高锂电池的抗干扰能力。 Kata Kunci: LiFePO4, Doping, Baterai Lithium Ion Abstract In the current situation of energy crisis and rapid development of electronic equipment, lithium-ion batteries have become the focus of research as energy storage devices that have high energy density, is safe, and affordable.在各种类型的锂离子电池中,磷酸铁锂电池在大容量电池领域备受关注。磷酸铁锂的优点包括稳定性好、成本低和环保。然而,由于锂离子扩散系数和导电率较低,限制了锂离子电池的性能。本文综述了金属和非金属掺杂对磷酸铁锂电化学性能的影响。每种掺杂离子对磷酸铁锂正极材料都有不同的影响。许多研究表明,适量的掺杂能在一定程度上提高磷酸铁锂阴极材料的性能。每种掺杂离子都有其自身的优势,因此可以证明掺杂改性成功地帮助稳定了磷酸铁锂的晶体结构,提高了其循环稳定性,并增加了锂离子的扩散速率,提高了磷酸铁锂的粒子间电导率。 关键词磷酸铁锂 掺杂 锂离子电池
本文章由计算机程序翻译,如有差异,请以英文原文为准。
A REVIEW : MODIFIKASI DOPING LiFePO4 SEBAGAI KATODA BATERAI Li-ION
Dalam situasi krisis energi dan perkembangan pesat peralatan elektronik saat ini, baterai lithium ion telah menjadi fokus penelitian sebagai perangkat penyimpanan energi yang memiliki kepadatan energi tinggi, aman, dan terjangkau. Di antara berbagai jenis baterai lithium ion, LiFePO4 telah menarik perhatian dalam bidang baterai dengan kapasitas besar. Keunggulan LiFePO4 antara lain stabilitas yang baik, biaya yang rendah, serta ramah lingkungan. Namun, karena koefisien difusi ion lithium dan konduktivitasnya yang rendah, hal tersebut membatasi kinerja baterai lithium ion. Dalam artikel ini di review pengaruh dari doping logam dan non logam terhadap performa elektrokimia LiFePO4. Setiap ion yang di doping memiliki efek yang berbeda pada bahan katoda LiFePO4. Dari banyak penelitian menjelaskan bahwa jumlah doping yang tepat dapat meningkatkan kinerja bahan katoda LiFePO4 hingga batas tertentu. Setiap ion doping memiliki keunggulan masing-masing sehingga dapat membuktikan bahwa modifikasi doping telah berhasil membantu menstabilkan struktur kristal LiFePO4, dan meningkatkan stabilitas siklusnya serta meningkatkan laju difusi ion lithium dan meningkatkan konduktivitas antarpartikel dalam LiFePO4. Kata Kunci: LiFePO4, Doping, Baterai Lithium Ion Abstract In the current situation of energy crisis and rapid development of electronic equipment, lithium-ion batteries have become the focus of research as energy storage devices that have high energy density, are safe, and affordable. Among the various types of lithium-ion batteries, LiFePO4 has attracted attention in the field of large capacity batteries. The advantages of LiFePO4 include good stability, low cost, and environmental friendliness. However, due to its low lithium-ion diffusion coefficient and conductivity, it limits the performance of lithium-ion batteries. This article reviews the effect of metal and non-metal doping on the electrochemical performance of LiFePO4. Each doped ion has a different effect on the LiFePO4 cathode material. Many studies explain that the right amount of doping can improve the performance of LiFePO4 cathode material to a certain extent. Each doping ion has its own advantages so that it can prove that doping modification has successfully helped stabilize the crystal structure of LiFePO4 and improve its cycle stability as well as increase the diffusion rate of lithium ions and increase the interparticle conductivity in LiFePO4.  Keywords: LiFePO4, Doping, Lithium-Ion Battery
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