设计了大型挖掘机械直流电动机激磁电路的转换与控制电路。
A control circuit for transition control in DC motor field excitation on large power shovel has been designed.
在这方法中，对机械运动、涡流、激磁电路和磁性材料的非线性问题进行了综合考虑。
In the method the mechanical movement, eddy currents, exciting electric circuit and nonlinear problem of the magnetic material are taken into account.
应用推荐