RE:RE:Interesting Article on EarthGridBecause there are many other suppliers of plasma torches. Each must have their own patent.
FIG.
2 is a side view of one embodiment of the tunnel boring system. The cutting
head 210 is attached to the cutting
assembly 220. The cutting
head 210 includes torches and nozzles for a stream of air and/or water, to assist with the boring. The power, and air/water are fed to cutting
assembly 220 via
umbilicals 245. In one embodiment, a non-transferred Arc Plasma Torch (APT) from PYPROGENSIS™ is used. In one embodiment, the non-transferred plasma arc torch PT250 by PHOENIX SOLUTIONS™ is used. Other torches may be utilized.
The
second tractor 260 includes the electric motor(s)
264 to move the cutting assembly and power the adjustable arm and other subsystems. In one embodiment, the torches are plasma torches which have a power between 200 kW and 3,000 kW. In one embodiment, each plasma torch has a 500 kW rated capacity.
BIGMOE wrote: Each machine requires 72 plasma torchs, total system. Not sure why Pyro talking about ordering 5 torch.