ERS
n. uncountablen. Stands for Energy Recovery System. A system in high-level car racing that captures energy when the car slows down. This energy is stored and then used later to give the car a temporary boost of speed.
n. Abbreviation for Energy Recovery System. An automotive technology that recovers kinetic energy from braking or heat energy from exhaust gases to provide additional power. Typically used in Formula 1 to supplement the internal combustion engine.
The driver used the ERS to overtake on the straight.
During the final laps, the engineer advised the driver to manage the ERS carefully to defend their position.
Modern hybrid racing power units integrate ERS to improve thermal efficiency, converting energy that would otherwise be lost as heat into a deployable electrical boost.
Often functions as an initialism for Energy Recovery System; usually takes the definite article 'the' when referring to the system as a whole.