BP network with two inputs of armature current and force current and with one output of flux of DC motor is built up.Expenrimental data is supplied to train the BP network.

• 摘要以电枢电流和励磁电流作为输入，以直流电动机的每极磁通作为输出，构造BP网络，并且采用实验数据作为教师信号对其进行训练。