I am modifying the endstops for a large overhead crane in our shop. The crane weighs about 80,000 lb and I assume the maximum speed when it hits the stops to be 120 feet per minute(this is a constant velocity, i.e. zero acceleration). Of course, the operator should never actually be going this...
I work in a structural steel mill which uses a DC Electric Arc Furnace (13.8 kV). We have been having problems for quite some time with the electrode arcing to the furnace roof and damaging the water cooled panels. I am currently researching ways that I can electrically isolate the roof from...
