Patent ID: 8714286
Filing Date: 2014-05-06
Classification: B60K,B60L,B60Y,E21B,E21F,H02J,Y02T

Abstract:
1. A mining vehicle having a carriage, driving equipment for moving the carriage, at least one mining work device, which mining work device is one of the following: rock drilling machine, bolting device, shotcrete apparatus, scaling device, injection device, blasthole charger, measuring device, an alternating current motor, a connection for supplying the mining vehicle from the electrical network of the mine, a DC intermediate circuit, to which electricity is supplied from the electrical network of the mine with a rectifier, an inverter for supplying the electrical energy of the DC intermediate circuit to the alternating current motor, an auxiliary energy source connected to the DC intermediate circuit, and a DC/DC converter between the auxiliary energy source and DC intermediate circuit configured to adapt the voltage level of the auxiliary energy source and configured to connect the auxiliary energy source to supply energy to the DC intermediate circuit, whereby auxiliary energy sources having different properties are connectable to the mining vehicle.