Veliki Krivelj mine in Bor, Serbia owns 20 BELAZ 75306 dumpers with a load capacity of 220 tons each. These vehicles are powered by CUMMINS QSK60-C engines.We tested the COMET Fuel Saving system for 12 months with excellent performance results: 7,75% savings reached.In the month of August, a single BL60 dumper consumed 31.600 l of diesel fuel for 294 mh and had an average fuel consumption of 107.48 l / mh, while the BL65 (with CFSS) vehicle consumed 30.010 l for 306mh in the same period and had average consumption of 98.07 l / mh. In August, savings of 8.75% were achieved.
Mine and thermal power plant Ugljevik has a fleet of 35 BELAZ 75135 dumpers, carrying capacity of 110 tons each. During three months (Aug-Oct 2017) fuel consumption of the BL16 vehicle with installed Comet Fuel Saving System was measured. It reached 75,450 liters. In the same period a control vehicle (without CFSS) had burned 81.169 liters of fuel. Conclusion was made that by implementing CFSS 7% of fuel was saved.