Document ID: chunk:federal_register_of_legislation:F2024L00446:front:0:p13
Version: federal_register_of_legislation:F2024L00446
Segment Type: other
Provision Reference: 
Character Range: 38002–41398

achieved in charge-depleting condition and are used to weigh the charge-depleting and charge-sustaining exhaust emission compounds, CO2 emissions and fuel consumption for OVC-HEVs.

              3.3.8. "Electric machine" (EM) means an energy converter transforming between electrical and mechanical energy.

              3.3.9. "Energy converter" means a system where the form of energy output is different from the form of energy input.

              3.3.9.1. "Propulsion energy converter" means an energy converter of the powertrain which is not a peripheral device whose output energy is used directly or indirectly for the purpose of vehicle propulsion.

              3.3.9.2. "Category of propulsion energy converter" means (i) an internal combustion engine, or (ii) an electric machine, or (iii) a fuel cell.

              3.3.10. "Energy storage system" means a system which stores energy and releases it in the same form as was input.

              3.3.10.1. "Propulsion energy storage system" means an energy storage system of the powertrain which is not a peripheral device and whose output energy is used directly or indirectly for the purpose of vehicle propulsion.

              3.3.10.2. "Category of propulsion energy storage system" means (i) a fuel storage system, or (ii) a rechargeable electric energy storage system, or (iii) a rechargeable mechanical energy storage system.

              3.3.10.3. "Form of energy" means (i) electrical energy, or (ii) mechanical energy, or (iii) chemical energy (including fuels).

              3.3.10.4. "Fuel storage system" means a propulsion energy storage system that stores chemical energy as liquid or gaseous fuel.

              3.3.11. "Equivalent all-electric range" (EAER) means that portion of the total charge-depleting actual range (RCDA) attributable to the use of electricity from the REESS over the charge-depleting range test.

              3.3.12. "Hybrid electric vehicle" (HEV) means a hybrid vehicle where one of the propulsion energy converters is an electric machine.

              3.3.13. "Hybrid vehicle" (HV) means a vehicle equipped with a powertrain containing at least two different categories of propulsion energy converters and at least two different categories of propulsion energy storage systems.

              3.3.14. "Net energy change" means the ratio of the REESS energy change divided by the cycle energy demand of the test vehicle.

              3.3.15. "Not off-vehicle charging hybrid electric vehicle" (NOVC-HEV) means a hybrid electric vehicle that cannot be charged from an external source.

              3.3.16. "Off-vehicle charging hybrid electric vehicle" (OVC-HEV) means a hybrid electric vehicle that can be charged from an external source.

              3.3.17. "Pure electric vehicle" (PEV) means a vehicle equipped with a powertrain containing exclusively electric machines as propulsion energy converters and exclusively rechargeable electric energy storage systems as propulsion energy storage systems.

              3.3.18. "Fuel cell" means an energy converter transforming chemical energy (input) into electrical energy (output) or vice versa.

              3.3.19. "Fuel cell vehicle" (FCV) means a vehicle equipped with a powertrain containing exclusively fuel cell(s) and electric machine(s) as propulsion energy converter(s).

              3.3.20. "Fuel cell