【摘要】 分析了磁化曲线和磁滞回线的各个参量及变化规律,论述了如何选择电路参量,并给出了测量电路,推导了样品中的磁感应强度.最后分析了实验中要注意的几个主要问题,如:不同几何形状铁磁材料的磁化曲线及磁滞回线的测量,不同成份铁磁材料的磁化曲线和磁滞回线的特征及其应用,励磁电源、励磁和探测电路参量对磁滞回线的影响以及居里温度的测定等.更多还原

【Abstract】 The parameters of the magnetization curve and the hysteresis loop were analyzed in detail,and the measurement circuit parameters were discussed,the magnetic induction intensity in sample was deduced.The main problems in this experiment that need to pay attention to were analyzed,such as the measurement of magnetization curve and hysteresis loop of ferromagnetic materials with different geometries,characteristics and applications of different components of ferromagnetic material,the magnetization curves and hysteresis loops,effects of excitation source,excitation and detection of circuit parameters on the hysteresis loop and the determination of Curie temperature,etc.更多还原