We often use special DC relay to control low powered DC motor in cars.
在汽车中 ,常常采用特制直流继电器控制小功率直流电动机正、反转。
An experimental investigation of influencing factors on contact bounce of DC relay by using a high-precision laser displacement sensor was presented.
利用高精度激光位移传感器测量直流继电器触头弹跳的特征参数,通过实验研究其影响因素。
The high frequency electromagnetic value\'s driving circuit by DC relay is replaced by TIP122,therefore,the circuit is become simple and the cost cheap.
使用达林顿三极管TIP122替代直流继电器驱动高频电磁阀,使得电磁阀驱动电路简单,成本低廉。