MODULAR DIRECT CURRENT (DC) BACK BONE RECHARGING SYSTEM FOR NON-ROAD VEHICLES IN AUSTERE ENVIRONMENTS THE OBJECTIVE OF THE PROJECT IS TO DEVELOP AND DEMONSTRATE A SCALABLE CHARGING SYSTEM COMPATIBLE WITH A RANGE OF NON-ROAD ELECTRIC VEHICLES (EV) CAPABLE OF A COMBINED CHARGE RATE GREATER THAN 600 KILOWATTS IN ENVIRONMENTS WITH LITTLE OR NO ELECTRIC INFRASTRUCTURE.