What are the main ways to supply power to underground coal mining face

Artificial pulling power, cable terminal power supply.

1, manual pulling power: manual pulling power is one of the most traditional ways of power supply in the coal mining face, it is widely used, in the mines and coal mines, this way is still the main way of power supply in the coal mining face.

2, cable terminal power supply: modern coal mining face using cable terminal power supply, can effectively protect the quality of power supply of underground coal mining face.