Supercharging DE with Compressed Air Energy Storage (CAES) | · Potential reduction of fuel consumption and GHG’s by an amount of 20% - 25% · Increase the efficiency of the engine | · Requires architecture modification on the DE · Complex design for control circuit and air energy management · High cost for compressed air energy storage | [49] - [55] |
Continuous Variable Transmission (CVT) | · Potential reduction of fuel consumption and GHG’s by an amount of 25% · Provides unlimited gear ratio | · High cost · Cannot be applied on DPG over 200 kW · Complex design and must be replaced in case of failure | [46] [47] [48] |