【摘要】 通过毕奥—萨伐尔定律 ,推导出了载流圆环周围空间的磁场分布完整的解析表达式 .并以该解析表达式为基础对载流圆环实例进行了数值计算 ,分析了不同截断下磁感应强度的数值结果 ,模拟了该载流圆环的空间磁场分布 .最后对一些特殊场点作了进一步的讨论更多还原

【Abstract】 Based on Biot_Savart law,a analytic expression of integrated distributing of magnetic field about carrying coil is given.For the certain current carrying coil,the numerical result is obtained by the numerical calculation on the foundation of the analytic expression.The distributing of magnetic field is simulated.Some special condition is discussed.更多还原