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May 22, 2024 · Car battery weight is significant for a variety of reasons: Vehicle Performance: The battery’s weight affects the vehicle’s overall weight. A heavier battery can influence the car’s handling and acceleration. For high-performance vehicles, weight distribution is critical.
Jun 19, 2023 · Battery capacity, typically measured in kilowatt-hours (kWh), directly influences the weight of an electric car battery. The relationship between battery capacity and weight is interlinked since a higher capacity battery requires more materials, resulting in increased mass.
Dec 12, 2023 · The battery pack’s weight directly affects the car’s range, which is critical for electric car owners. A heavier battery requires more power to move the car, meaning the vehicle consumes more energy, reducing its mileage range.
Jul 25, 2024 · Electric car battery weight plays a crucial role in determining the performance, efficiency, and range of electric vehicles. The weight of the battery pack directly affects factors such as acceleration, handling, and stability, making it a key consideration in electric car design.
- Speed
- Wind
- Payload
- Tire Traction
- Cold Weather
- HVAC
- Battery Degradation
Speed kills. Tongue-in-cheek joke aside, driving at high speeds (65+ MPH) reduces the electric car’s efficiency. The reason for this is the faster you drive, the more work the electric motor has to do. Anecdotal data from Teslikeshows the impact on range from increasing speeds as shown in the below image. As you can see, the Model 3 Standard Range ...
Another factor that affects electric vehicle range is wind–headwind that is. This one is fairly straightforward. The higher the headwinds, the more resistance the vehicle experiences, therefore, the motor has to work harder to combat the negative effect. Unfortunately, there is not much data behind this yet to put a quantitative percent decrease pe...
Like wind, the more payload the more the motor has to work to offset the weight. There is minimal data to, again, quantify this as a percent decrease per payload weight. However, it is safe to say the more passengers and cargo you load into the vehicle, the less efficient the EV will be.
Poor tire traction results in less efficiency. The three factors that contribute to tire traction are tire quality, tire inflation, and road conditions. If you are driving an EV with tires that are at the end of their life and the roads are wet from rain, then you can expect the range to slightly decrease. Additionally, under-inflated tires will no...
The cold ambient weather is unfriendly to electric cars. Specifically, EV batteries are not fond of cold weather. This is because they need to operate at a neutral temperature. Excessive cold, or excessive heat, will result in loss of range. During cold ambient temperatures, the battery will need to use energy to heat itself up. With an ICE vehicle...
Utilizing the HVAC, or heating in this case, during cold ambient temperatures will result in range loss. Simply put, using the heating system uses energy, therefore, range is lost from the battery using energy to heat the car rather than to move the wheels. A typical car heating system consists of a radiator, water pump, thermostat, blower motor, a...
Lastly, battery degradation is a major factor that affects electric vehicle range. A brand new electric car will have a State of Health (SOH), which is the amount of battery energy available compared to when new, of 100%. Therefore, battery degradation, obviously, will not have any impact on the range since there is none at this point. However, ove...
- hello@chargedfuture.com
Nov 19, 2020 · So while weight reduction has been crucial to achieving gas-mileage gains for internal-combustion cars, by 2030 electric cars will be less reliant on lightweighting, and more on battery-tech...
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May 10, 2024 · Onboard battery management is critical to longevity. Full charge and full discharge are damaging to battery life. Overheating and potential thermal cascading into fires is possible.
