- GTR
Global Technical Regulation
- HEV
Hybrid electric vehicle
- MPR
Minimum Performance Requirement, especially used in EV battery durability regulations.
- OVC
Off-vehicle charging: a system to recharge a hybrid vehicle’s electrochemical energy storage system with electricity from an external source (such as the electric utility grid).
- SOCE
State of Certified Energy: The ratio of the currently usable energy of an REESS (battery pack) to its certified (original/nominal) usable energy, expressed as a percentage.
- UBE
Usable battery energy (difference between a fully depleted battery and its fully charged state)