How did new F1 rules contribute to dangerous closing speeds?

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New F1 Rules Contribute to Dangerous Closing Speeds by Altering Power Unit Balance and Energy Management

New Formula One regulations implemented this season have significantly altered the balance of hybrid power units, splitting power delivery almost equally between electric and combustion sources. This shift has introduced a critical layer of energy management into racing strategy, forcing teams to meticulously balance the deployment of electric power with the harvesting of energy to recharge batteries. The varying approaches teams take to deploying and harvesting energy at different points on the track directly result in noticeable speed differentials between cars, which can lead to hazardous closing speeds.
Power Unit Split Creates New Strategic Demands

The current Formula One regulations mandate a near 50-50 split in power output between the electric motor and the internal combustion engine. This fundamental change means that the electric component plays a much more significant role in a car's overall performance than in previous seasons. Consequently, teams must now strategically manage the energy stored in their hybrid systems, deciding when to expend this electrical power for acceleration and when to engage in energy recovery through braking or coasting.
Varied Energy Management Strategies Cause Speed Differentials

The necessity of energy management has led to diverse tactical approaches among the teams. Some teams opt to deploy their stored electric energy more aggressively in certain sections of a lap, such as on straights, to maximise speed. Conversely, other teams might focus on harvesting energy more intensely during braking zones or in slower corners to ensure they have sufficient power available later in the lap or for subsequent laps. This divergence in energy deployment and harvesting strategies across different parts of the circuit creates a situation where cars can approach each other at vastly different speeds, particularly when one car is deploying boost and the other is not.
Drivers Warned of Potential Dangers from Closing Speeds

The increased speed differentials stemming from these new energy management rules have raised safety concerns among drivers. Grand Prix Drivers’ Association director Carlos Sainz has indicated that drivers had previously communicated their apprehensions to the sport's regulators regarding the potential for accidents due to these closing speeds. Sainz specifically highlighted the heightened risks on street circuits like Baku, Singapore, or Las Vegas, where the proximity of barriers amplifies the danger of such incidents.
Governing Body Acknowledges Need for Assessment

Formula One's governing body, the FIA, has stated that the new regulations will undergo a thorough assessment. The organisation indicated that any necessary changes would be determined through a series of planned meetings in April. While the FIA emphasised that safety remains a paramount concern, they cautioned against premature speculation regarding the specific nature of any potential modifications to the rules.

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How did new F1 rules contribute to dangerous closing speeds?

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