ESS

The ESS or Energy Storage SystemThe Energy Storage System or ESS (Battery) is a key part of the modern hybrid PU in today’s F1 cars.... There's more... (BatteryThe Battery (ESS or Energy Storage System) is a key part of the modern hybrid PU in today's F1 cars.... There's more...) is a key part of the modern hybridThe current Formula 1 regulations require the cars to be hybrids. Instead of conventional hybrid systems, with an electric motor,... There's more... PU in today’s F1F1 is the pinnacle of open wheel, single seater car racing and arguably the highest level of any motorsport globally.... There's more... cars.

2014 Regulations require teams to use a hybrid system with two energy generators, MGU-KThe MGU-K (Kinetic) harvests energy from the decelerating wheels back to the energy store for later use. The power created... There's more... and MGU-HThe MGU-H (Heat) uses excess exhaust gases from the engine to feed power to the energy store, which is then... There's more..., charging batteries to store energy for deploymentBattery deployment purely refers to the battery being used to create more power. This can either be from the engine... There's more... on demand.

The battery’s charge level changes significantly throughout the lap. You will hear reference to harvestingHarvesting refers to the capture and storage of, otherwise lost, energy for use on a flying lap or when needed... There's more... during an out-lapThe lap immediately after exiting the pits. There's more... or a cooldown lap, where the battery is being topped up, and then it can be fully depleted during a single lap, for example in qualifyingQualifying (Quali) is a one-hour session used to determine pole position and the order the cars will line up behind... There's more....