ERTMS - approximation av lutningar för högre kapacitet på järnvägsnätet
Ådalsbanan, an existing railway-line in northern Sweden, is a line that has been upgraded from the current Swedish signaling system, ATC, to the new standard in Europe, ERTMS. While the upgrade was ongoing there was a problem discovered, there were too many gradients on the line for the system to handle. This is because the system can’t handle more than 31 gradients on one movement authority, whic