How the TBM's face turning?what is the power generator?

Question

tbm is tunnel boring machine!

Answer 1

Most deep tunnel boring machines drag a high voltage cable behind them that powers the equipment.  The power source is "up top" at the acess hole where the equipment was lowered down.

Answer 2

more detail? what is TBM? Tunnel Boring Machine? It uses electric power, lots of it.

Answer 3

You are on the expert now.TBM machine which is Tunnel Boring Machine.They have got different systems not one .You use M.V. medium voltage which  is between 6,3 - 10,5 kV that is for the energy.This energy is used for hydraulic and pneumatic system.The cutting head is working in some companies machines  with hydraulic power ( which ı prefer )with servomotors which works with electric but changes the power to hydraulic ) ,in some companies it is working with electricity.Ä°n both case they have got gear.Ä°f you need something detailed you have to ask ,because I could not draw or explain something in this page. This what I can tell you globally I hope it will help you.