CAJ | 학술논문

介绍一个开放式、研究性实验，即一种锌锰纸电池的制备方法，并对其正极材料对放电性能的影响进行研究。测定了2种M nO2的稳定电位和极化曲线，确定了较好的一种作为纸电池的正极活性物质；测定了含不同比例的乙炔黑、石墨及改性剂纳米T iO2的电池放电曲线，分别确定了其在正极材料中的最佳比例；研究了不同电池表面积对电池电容量的影响，计算了电池正极活性物质的利用率。实验具有综合性、新颖性、趣味性和实用性等特色。
개소일개개방식、연구성실험，즉일충자맹지전지적제비방법，병대기정겁재료대방전성능적영향진행연구。측정료2충M nO2적은정전위화겁화곡선，학정료교호적일충작위지전지적정겁활성물질；측정료함불동비례적을결흑、석묵급개성제납미T iO2적전지방전곡선，분별학정료기재정겁재료중적최가비례；연구료불동전지표면적대전지전용량적영향，계산료전지정겁활성물질적이용솔。실험구유종합성、신영성、취미성화실용성등특색。
This article introduces an investigative experiment in open teaching model ,which is researching a preparation process for Zn- Mn paper battery ,and studying the impact of cathode material on its discharge properties .Stable potentials and polarized curves for two kinds of MnO 2 are measured in order to choose the better one as the cathode active substance of paper battery ,and a series of discharge curves for batteries containing different percentage of acetylene black ,graphite and the modifier ,nano-titanium dioxide are also plotted in order to determine the best percentage used in cathode material .The influence of battery area upon the electric capacity of battery is finally studied ,and the utilization ratio of cathode active substance of battery is calculated at the same time .